[INFO] fetching crate scope 0.0.2...
[INFO] testing scope-0.0.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate scope 0.0.2 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate scope 0.0.2 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 scope 0.0.2
[INFO] finished tweaking crates.io crate scope 0.0.2
[INFO] tweaked toml for crates.io crate scope 0.0.2 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate scope 0.0.2 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] b4f3b142c901a83aa6b1c722d6786b7fea1fec5faa35654a3e23af5716d8135f
[INFO] running `Command { std: "docker" "start" "-a" "b4f3b142c901a83aa6b1c722d6786b7fea1fec5faa35654a3e23af5716d8135f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4f3b142c901a83aa6b1c722d6786b7fea1fec5faa35654a3e23af5716d8135f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f3b142c901a83aa6b1c722d6786b7fea1fec5faa35654a3e23af5716d8135f", kill_on_drop: false }`
[INFO] [stdout] b4f3b142c901a83aa6b1c722d6786b7fea1fec5faa35654a3e23af5716d8135f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 18656db6288d860ea51cd1a527b5e0c26292aab51e2cea6b650f3f1aaedfa957
[INFO] running `Command { std: "docker" "start" "-a" "18656db6288d860ea51cd1a527b5e0c26292aab51e2cea6b650f3f1aaedfa957", kill_on_drop: false }`
[INFO] [stderr]    Compiling scope v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "18656db6288d860ea51cd1a527b5e0c26292aab51e2cea6b650f3f1aaedfa957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18656db6288d860ea51cd1a527b5e0c26292aab51e2cea6b650f3f1aaedfa957", kill_on_drop: false }`
[INFO] [stdout] 18656db6288d860ea51cd1a527b5e0c26292aab51e2cea6b650f3f1aaedfa957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] dea40a891c3e8598fbf20216f9e6d37a9f7682d7ca9f31223d2ed719a805dd41
[INFO] running `Command { std: "docker" "start" "-a" "dea40a891c3e8598fbf20216f9e6d37a9f7682d7ca9f31223d2ed719a805dd41", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scope v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "dea40a891c3e8598fbf20216f9e6d37a9f7682d7ca9f31223d2ed719a805dd41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea40a891c3e8598fbf20216f9e6d37a9f7682d7ca9f31223d2ed719a805dd41", kill_on_drop: false }`
[INFO] [stdout] dea40a891c3e8598fbf20216f9e6d37a9f7682d7ca9f31223d2ed719a805dd41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] f74c61bf50871b4b1f837b43da5213172238ea2694b05c818b7840cf32165fe2
[INFO] running `Command { std: "docker" "start" "-a" "f74c61bf50871b4b1f837b43da5213172238ea2694b05c818b7840cf32165fe2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scope-25a9a588132dabb3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f74c61bf50871b4b1f837b43da5213172238ea2694b05c818b7840cf32165fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74c61bf50871b4b1f837b43da5213172238ea2694b05c818b7840cf32165fe2", kill_on_drop: false }`
[INFO] [stdout] f74c61bf50871b4b1f837b43da5213172238ea2694b05c818b7840cf32165fe2