[INFO] fetching crate below_derive 0.3.0...
[INFO] testing below_derive-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate below_derive 0.3.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate below_derive 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate below_derive 0.3.0
[INFO] finished tweaking crates.io crate below_derive 0.3.0
[INFO] tweaked toml for crates.io crate below_derive 0.3.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ca8fd0688f906620d0e4c00735d1ac3181b8102f33443e0cea59ab1db7d7442
[INFO] running `Command { std: "docker" "start" "-a" "0ca8fd0688f906620d0e4c00735d1ac3181b8102f33443e0cea59ab1db7d7442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca8fd0688f906620d0e4c00735d1ac3181b8102f33443e0cea59ab1db7d7442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca8fd0688f906620d0e4c00735d1ac3181b8102f33443e0cea59ab1db7d7442", kill_on_drop: false }`
[INFO] [stdout] 0ca8fd0688f906620d0e4c00735d1ac3181b8102f33443e0cea59ab1db7d7442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c94f7f96701db8a64524735276328af85bab722d125b6e0ec75b71292d97e563
[INFO] running `Command { std: "docker" "start" "-a" "c94f7f96701db8a64524735276328af85bab722d125b6e0ec75b71292d97e563", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling below_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.66s
[INFO] running `Command { std: "docker" "inspect" "c94f7f96701db8a64524735276328af85bab722d125b6e0ec75b71292d97e563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94f7f96701db8a64524735276328af85bab722d125b6e0ec75b71292d97e563", kill_on_drop: false }`
[INFO] [stdout] c94f7f96701db8a64524735276328af85bab722d125b6e0ec75b71292d97e563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad1311357d5c93ce71f5cfbf8ea4c48d96f82883aa55b434b0d90989c984dd62
[INFO] running `Command { std: "docker" "start" "-a" "ad1311357d5c93ce71f5cfbf8ea4c48d96f82883aa55b434b0d90989c984dd62", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] running `Command { std: "docker" "inspect" "ad1311357d5c93ce71f5cfbf8ea4c48d96f82883aa55b434b0d90989c984dd62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1311357d5c93ce71f5cfbf8ea4c48d96f82883aa55b434b0d90989c984dd62", kill_on_drop: false }`
[INFO] [stdout] ad1311357d5c93ce71f5cfbf8ea4c48d96f82883aa55b434b0d90989c984dd62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b4dd8fa00067e2fd56b63c292cba4c861b0263efc088b6ccc4179266129746e
[INFO] running `Command { std: "docker" "start" "-a" "7b4dd8fa00067e2fd56b63c292cba4c861b0263efc088b6ccc4179266129746e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "7b4dd8fa00067e2fd56b63c292cba4c861b0263efc088b6ccc4179266129746e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4dd8fa00067e2fd56b63c292cba4c861b0263efc088b6ccc4179266129746e", kill_on_drop: false }`
[INFO] [stdout] 7b4dd8fa00067e2fd56b63c292cba4c861b0263efc088b6ccc4179266129746e