nixos-rebuild from Nix 1.12pre to Nix 1.11.15 fails with Unexpected EOF reading a line

0-1-nixos-rebuild

#!/usr/bin/env bash

cd /root

${exec:-exec -a nixos-rebuild} /run/current-system/sw/bin/nixos-rebuild build-vm -I nixpkgs=/home/uj/.nixpkgs/nixpkgs -I nixos-config=/home/uj/nix/configuration/solvespace.nix "$@"

1-13-ssh

#!/usr/bin/env bash

cd /root

${exec:-exec -a ssh} /run/current-system/sw/bin/ssh -o 'ControlPath=/tmp/nixos-rebuild.bt1GRZ/ssh-*' -O exit dummyhost "$@"

1-14-rm

#!/usr/bin/env bash

cd /root

${exec:-exec -a rm} /run/current-system/sw/bin/rm -rf /tmp/nixos-rebuild.bt1GRZ "$@"

1-2-mktemp

#!/usr/bin/env bash

cd /root

${exec:-exec -a mktemp} /run/current-system/sw/bin/mktemp -t -d nixos-rebuild.XXXXXX "$@"

1-3-grep

#!/usr/bin/env bash

cd /root

${exec:-exec -a grep} /run/current-system/sw/bin/grep -q ActiveState=active "$@"

1-4-systemctl

#!/usr/bin/env bash

cd /root

${exec:-exec -a systemctl} /run/current-system/sw/bin/systemctl show nix-daemon.socket nix-daemon.service "$@"

1-5-nix-instantiate

#!/usr/bin/env bash

cd /root

${exec:-exec -a nix-instantiate} /nix/store/mad6lhsrzqbi166wrjy6n7vp995fmxx9-nix-unstable-1.12pre5810_5d5b931f/bin/nix-instantiate '<nixpkgs/nixos>' --add-root /tmp/nixos-rebuild.bt1GRZ/nix.drv --indirect -A config.nix.package.out -I nixpkgs=/home/uj/.nixpkgs/nixpkgs -I nixos-config=/home/uj/nix/configuration/solvespace.nix "$@"

1-6-nix-store

#!/usr/bin/env bash

cd /root

${exec:-exec -a nix-store} /nix/store/mad6lhsrzqbi166wrjy6n7vp995fmxx9-nix-unstable-1.12pre5810_5d5b931f/bin/nix-store -r '/tmp/nixos-rebuild.bt1GRZ/nix.drv!out' --add-root /tmp/nixos-rebuild.bt1GRZ/nix --indirect "$@"

1-7-nix-build

#!/usr/bin/env bash

cd /root

${exec:-exec -a nix-build} /tmp/nixos-rebuild.bt1GRZ/nix/bin/nix-build '<nixpkgs/nixos>' -A vm -k -I nixpkgs=/home/uj/.nixpkgs/nixpkgs -I nixos-config=/home/uj/nix/configuration/solvespace.nix "$@"

7-8-nix-instantiate

#!/bin/sh

cd /root

${exec:-exec} /nix/store/bgl2xb6h8bp0g0m4c4ayxbm1zix98z2m-nix-1.11.15/bin/nix-instantiate --add-root /tmp/nix-build.ONgMQF/derivation --indirect -A vm -I nixpkgs=/home/uj/.nixpkgs/nixpkgs -I nixos-config=/home/uj/nix/configuration/solvespace.nix '<nixpkgs/nixos>' "$@"

7-9-nix-store

#!/bin/sh

cd /root

${exec:-exec} /nix/store/bgl2xb6h8bp0g0m4c4ayxbm1zix98z2m-nix-1.11.15/bin/nix-store --add-root ./result --indirect -r -k '/nix/store/iz2wx742nfnp5siq46qy8v9jxvjb5n06-nixos-vm.drv!out' "$@"

9-10-download-using-manifests.pl

#!/bin/sh

cd /root

${exec:-exec} /nix/store/bgl2xb6h8bp0g0m4c4ayxbm1zix98z2m-nix-1.11.15/libexec/nix/substituters/download-using-manifests.pl --query "$@"

9-11-download-from-binary-cache.pl

#!/bin/sh

cd /root

${exec:-exec} /nix/store/bgl2xb6h8bp0g0m4c4ayxbm1zix98z2m-nix-1.11.15/libexec/nix/substituters/download-from-binary-cache.pl --query "$@"

9-12-build-remote

#!/usr/bin/env bash

cd /

${exec:-exec -a build-remote} /nix/store/mad6lhsrzqbi166wrjy6n7vp995fmxx9-nix-unstable-1.12pre5810_5d5b931f/libexec/nix/build-remote x86_64-linux 0 0 0 "$@"

nixos-rebuild.log

building Nix...
building the system configuration...
these derivations will be built:
  /nix/store/17b1r6l3m9rgwkmfl5c38wr5mpfr6vmg-closure.drv
  /nix/store/29nn0b1b23d5yc46pwkvkmwxkxvllchw-unit-nix-daemon.service.drv
  /nix/store/2igrm2l51xwj1nh91bwfxnaflxkpwm2x-issue.drv
  /nix/store/qrph6g8a2vqbwzhx0vr6h07nnwg9dxyq-kernel-modules-shrunk.drv
  /nix/store/k0lzjr0dwn3d7r2x3myirzz3i69ghmf8-stage-1-init.sh.drv
  /nix/store/787mrf9lz0hm7cymsrxwfmqwk41pmj3r-initrd.drv
  /nix/store/fk40s7kkvzag5xid6lrhp4baj14nrfqc-local-cmds.drv
  /nix/store/8qi7g72x8s7sqxcymagxd97h537zjldr-stage-2-init.sh.drv
  /nix/store/9bshxpjk44bii49h5xx4bh19bffnhh3g-nixos-install.drv
  /nix/store/hwpcaqniaswbxdznxak98m1xhigh6zxq-nixos-version.drv
  /nix/store/mzi360ab31yfh48b1jb3fmh5kpvaxk8c-nixos-rebuild.drv
  /nix/store/rfrz8g8ykrd3x2qyq42ghzwb0s52yz9s-system-path.drv
  /nix/store/9ygbm16vx0yy7g1yr9dzvpx1bcli078m-etc-nixos.conf.drv
  /nix/store/cipb4h44axg17v15xkssc597zpvqg8gf-unit-script.drv
  /nix/store/7ks3pjgjs874qdk59ijqp54sw1lnk2bn-unit-nix-gc.service.drv
  /nix/store/lxwfhdqns3spwbsm5bhsid8qrx2ygibb-unit-script.drv
  /nix/store/7qicfyfm7jvgdaabkhp3kks9l5a7wgjq-unit-nixos-upgrade.service.drv
  /nix/store/9flxljm62kbragiq2lsc665c47g79mic-unit-nix-optimise.service.drv
  /nix/store/9shqlcgymg6qfzwscqmaqlp2gvbbkjy5-unit-systemd-fsck-.service.drv
  /nix/store/w8mckwny2g7p0x5612lnkkkw4s1jc6m3-dbus-1.drv
  /nix/store/cxc8px3y62lkydsmlaqfg2i1l1qi0wi0-unit-dbus.service.drv
  /nix/store/xamblz0w058dlc3582lyni40ccd3z8lx-unit-polkit.service.drv
  /nix/store/hb9zxm6ghwm4mbf96i7d67pzx13dyxr3-system-units.drv
  /nix/store/lbb25ssnq0k730hy1hp62898b5vv0a10-user-units.drv
  /nix/store/zizcl1pnlmivya0zr0hf9rjhwv6zpzhp-etc-os-release.drv
  /nix/store/zg5yhqzsfpaxp424h3vv0xiiaj8qdbji-etc.drv
  /nix/store/5y4x3cdjw3n0z0h37dzs7vvmj1g21ccv-nixos-system-nixos-17.09.git.de47cbb.drv
  /nix/store/fj6wrjg8dcq3h4khdlrfx7k68q40v6ag-reginfo.drv
  /nix/store/jaxzi2pfjy2jc4zqdglz9f4nbvdwnvf9-run-nixos-vm.drv
  /nix/store/mgjj9lyfnkjja9dxx5njmcax4hsw23j1-nixos-vm.drv
these paths will be fetched (47.26 MiB download, 55.64 MiB unpacked):
  /nix/store/9lpca10648c1v6v8rq2287r1rl3l6jrh-linux-4.9.70
  /nix/store/hx7z3zlzlplhp3h3gkbjjww8lyhja52q-kernel-modules
  /nix/store/vz2gf38hbadw4h8ryrcmcb334vh69sh7-firmware
fetching path ‘/nix/store/9lpca10648c1v6v8rq2287r1rl3l6jrh-linux-4.9.70’...
building path(s) ‘/nix/store/3f7lalxa7jn3jr85a4qdvg1kpjyihxhz-etc-os-release’
building path(s) ‘/nix/store/gm9qbhiil741xbbamaxfy0kgl5b7lasw-issue’
building path(s) ‘/nix/store/mxia7xf8sr9y84h0nzagdx9px64wzls7-unit-nix-daemon.service’
warning: in configuration file '/etc/nix/nix.conf': unknown setting 'ssh-substituter-hosts'
@nix {"action":"msg","level":0,"msg":"\u001b[31;1merror:\u001b[0m called without required arguments\nTry 'build-remote --help' for more information."}
killing process 30917
error: unexpected EOF reading a line