[INFO] fetching crate nix-compat 0.0.0-pre...
[INFO] building nix-compat-0.0.0-pre against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nix-compat 0.0.0-pre into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nix-compat 0.0.0-pre
[INFO] finished tweaking crates.io crate nix-compat 0.0.0-pre
[INFO] tweaked toml for crates.io crate nix-compat 0.0.0-pre written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nix-compat 0.0.0-pre on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08b2c1b40f13a70602270cff774d944bed879377c533eb1dbc4de63d3424957c
[INFO] running `Command { std: "docker" "start" "-a" "08b2c1b40f13a70602270cff774d944bed879377c533eb1dbc4de63d3424957c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b2c1b40f13a70602270cff774d944bed879377c533eb1dbc4de63d3424957c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b2c1b40f13a70602270cff774d944bed879377c533eb1dbc4de63d3424957c", kill_on_drop: false }`
[INFO] [stdout] 08b2c1b40f13a70602270cff774d944bed879377c533eb1dbc4de63d3424957c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d191bb4750142652efb1b1a9d6c487ae4782dfabd36bad9254272dca12eb5f29
[INFO] running `Command { std: "docker" "start" "-a" "d191bb4750142652efb1b1a9d6c487ae4782dfabd36bad9254272dca12eb5f29", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix-compat v0.0.0-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "d191bb4750142652efb1b1a9d6c487ae4782dfabd36bad9254272dca12eb5f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d191bb4750142652efb1b1a9d6c487ae4782dfabd36bad9254272dca12eb5f29", kill_on_drop: false }`
[INFO] [stdout] d191bb4750142652efb1b1a9d6c487ae4782dfabd36bad9254272dca12eb5f29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea027ec87962fc026e656a0b71739a521f742e9c3a1101a479d25226551c7209
[INFO] running `Command { std: "docker" "start" "-a" "ea027ec87962fc026e656a0b71739a521f742e9c3a1101a479d25226551c7209", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix-compat v0.0.0-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "ea027ec87962fc026e656a0b71739a521f742e9c3a1101a479d25226551c7209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea027ec87962fc026e656a0b71739a521f742e9c3a1101a479d25226551c7209", kill_on_drop: false }`
[INFO] [stdout] ea027ec87962fc026e656a0b71739a521f742e9c3a1101a479d25226551c7209