[INFO] cloning repository https://github.com/picnoir/guix-build-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/picnoir/guix-build-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicnoir%2Fguix-build-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicnoir%2Fguix-build-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b96a6895ea9fa382396967c48c0113e7679b68d2
[INFO] checking picnoir/guix-build-shell against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicnoir%2Fguix-build-shell" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/picnoir/guix-build-shell
[INFO] finished tweaking git repo https://github.com/picnoir/guix-build-shell
[INFO] tweaked toml for git repo https://github.com/picnoir/guix-build-shell written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/picnoir/guix-build-shell on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/picnoir/guix-build-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.4
[INFO] [stderr]   Downloaded nix v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0bb627bbfd6528b1e27425da2bdf6cadb6bc13b3f014281f3fb223eb683dd5b
[INFO] running `Command { std: "docker" "start" "-a" "b0bb627bbfd6528b1e27425da2bdf6cadb6bc13b3f014281f3fb223eb683dd5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0bb627bbfd6528b1e27425da2bdf6cadb6bc13b3f014281f3fb223eb683dd5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0bb627bbfd6528b1e27425da2bdf6cadb6bc13b3f014281f3fb223eb683dd5b", kill_on_drop: false }`
[INFO] [stdout] b0bb627bbfd6528b1e27425da2bdf6cadb6bc13b3f014281f3fb223eb683dd5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd3980e6c444dfe65394d2e0244dba2e2c33b459487de5b5088432c973f0630a
[INFO] running `Command { std: "docker" "start" "-a" "dd3980e6c444dfe65394d2e0244dba2e2c33b459487de5b5088432c973f0630a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking nix v0.21.0
[INFO] [stderr]     Checking nix-build-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "dd3980e6c444dfe65394d2e0244dba2e2c33b459487de5b5088432c973f0630a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3980e6c444dfe65394d2e0244dba2e2c33b459487de5b5088432c973f0630a", kill_on_drop: false }`
[INFO] [stdout] dd3980e6c444dfe65394d2e0244dba2e2c33b459487de5b5088432c973f0630a