[INFO] fetching crate brk 0.1.0-alpha.2...
[INFO] checking brk-0.1.0-alpha.2 against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-4
[INFO] extracting crate brk 0.1.0-alpha.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate brk 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate brk 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate brk 0.1.0-alpha.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate brk 0.1.0-alpha.2 on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate brk 0.1.0-alpha.2 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cexpr v0.6.0
[INFO] [stderr]   Downloaded glob v0.3.3
[INFO] [stderr]   Downloaded libloading v0.8.9
[INFO] [stderr]   Downloaded brk_bencher v0.1.0-alpha.2
[INFO] [stderr]   Downloaded clang-sys v1.8.1
[INFO] [stderr]   Downloaded libproc v0.14.11
[INFO] [stderr]   Downloaded minimal-lexical v0.2.1
[INFO] [stderr]   Downloaded nom v7.1.3
[INFO] [stderr]   Downloaded brk_client v0.1.0-alpha.2
[INFO] [stderr]   Downloaded itertools v0.13.0
[INFO] [stderr]   Downloaded bindgen v0.72.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efd026caa67a7206a16de2e5db999364d5407aab0283c497e56a9c290945518a
[INFO] running `Command { std: "docker" "start" "-a" "efd026caa67a7206a16de2e5db999364d5407aab0283c497e56a9c290945518a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efd026caa67a7206a16de2e5db999364d5407aab0283c497e56a9c290945518a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd026caa67a7206a16de2e5db999364d5407aab0283c497e56a9c290945518a", kill_on_drop: false }`
[INFO] [stdout] efd026caa67a7206a16de2e5db999364d5407aab0283c497e56a9c290945518a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f87907c3b52489d9ecb7e57c178eac2986d789741ac3ab68ddbc123889107f0
[INFO] running `Command { std: "docker" "start" "-a" "4f87907c3b52489d9ecb7e57c178eac2986d789741ac3ab68ddbc123889107f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling brk v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "4f87907c3b52489d9ecb7e57c178eac2986d789741ac3ab68ddbc123889107f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f87907c3b52489d9ecb7e57c178eac2986d789741ac3ab68ddbc123889107f0", kill_on_drop: false }`
[INFO] [stdout] 4f87907c3b52489d9ecb7e57c178eac2986d789741ac3ab68ddbc123889107f0