[INFO] fetching crate loom 0.7.2...
[INFO] checking loom-0.7.2 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate loom 0.7.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate loom 0.7.2 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loom 0.7.2
[INFO] finished tweaking crates.io crate loom 0.7.2
[INFO] tweaked toml for crates.io crate loom 0.7.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 037663b4523d7ca9d00b8bc5f64a4a360665652ad83e23c128c7290638be5779
[INFO] running `Command { std: "docker" "start" "-a" "037663b4523d7ca9d00b8bc5f64a4a360665652ad83e23c128c7290638be5779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "037663b4523d7ca9d00b8bc5f64a4a360665652ad83e23c128c7290638be5779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037663b4523d7ca9d00b8bc5f64a4a360665652ad83e23c128c7290638be5779", kill_on_drop: false }`
[INFO] [stdout] 037663b4523d7ca9d00b8bc5f64a4a360665652ad83e23c128c7290638be5779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc798dd096deadcedbf5eb771657fbfa28fe0d7f236f6a5fe8577d84c615570
[INFO] running `Command { std: "docker" "start" "-a" "cfc798dd096deadcedbf5eb771657fbfa28fe0d7f236f6a5fe8577d84c615570", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling generator v0.8.3
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking loom v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "cfc798dd096deadcedbf5eb771657fbfa28fe0d7f236f6a5fe8577d84c615570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc798dd096deadcedbf5eb771657fbfa28fe0d7f236f6a5fe8577d84c615570", kill_on_drop: false }`
[INFO] [stdout] cfc798dd096deadcedbf5eb771657fbfa28fe0d7f236f6a5fe8577d84c615570