[INFO] fetching crate release-rust 0.0.6...
[INFO] testing release-rust-0.0.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate release-rust 0.0.6 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate release-rust 0.0.6 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 release-rust 0.0.6
[INFO] finished tweaking crates.io crate release-rust 0.0.6
[INFO] tweaked toml for crates.io crate release-rust 0.0.6 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate crates.io crate release-rust 0.0.6 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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 8e3b01849cb150dd9bba01be36f24fb4f5c3c21e0cbedf97da01021d95b022ed
[INFO] running `Command { std: "docker" "start" "-a" "8e3b01849cb150dd9bba01be36f24fb4f5c3c21e0cbedf97da01021d95b022ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e3b01849cb150dd9bba01be36f24fb4f5c3c21e0cbedf97da01021d95b022ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3b01849cb150dd9bba01be36f24fb4f5c3c21e0cbedf97da01021d95b022ed", kill_on_drop: false }`
[INFO] [stdout] 8e3b01849cb150dd9bba01be36f24fb4f5c3c21e0cbedf97da01021d95b022ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] af26e5480220d0bb6d76196243bc705ae9bc5767afb8649e92f9a32200559dd5
[INFO] running `Command { std: "docker" "start" "-a" "af26e5480220d0bb6d76196243bc705ae9bc5767afb8649e92f9a32200559dd5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling release-rust v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "af26e5480220d0bb6d76196243bc705ae9bc5767afb8649e92f9a32200559dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af26e5480220d0bb6d76196243bc705ae9bc5767afb8649e92f9a32200559dd5", kill_on_drop: false }`
[INFO] [stdout] af26e5480220d0bb6d76196243bc705ae9bc5767afb8649e92f9a32200559dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 91d2f37ce090201b5876ea54c1fbeb18862d287543aa8e734adb709afcb944fc
[INFO] running `Command { std: "docker" "start" "-a" "91d2f37ce090201b5876ea54c1fbeb18862d287543aa8e734adb709afcb944fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling release-rust v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "91d2f37ce090201b5876ea54c1fbeb18862d287543aa8e734adb709afcb944fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d2f37ce090201b5876ea54c1fbeb18862d287543aa8e734adb709afcb944fc", kill_on_drop: false }`
[INFO] [stdout] 91d2f37ce090201b5876ea54c1fbeb18862d287543aa8e734adb709afcb944fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 9d9cc38f06dda0c6d857e5cd9127ccfa767a7502b27c005706424ecb430518a9
[INFO] running `Command { std: "docker" "start" "-a" "9d9cc38f06dda0c6d857e5cd9127ccfa767a7502b27c005706424ecb430518a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/release_rust-d510c923875454a0)
[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" "9d9cc38f06dda0c6d857e5cd9127ccfa767a7502b27c005706424ecb430518a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9cc38f06dda0c6d857e5cd9127ccfa767a7502b27c005706424ecb430518a9", kill_on_drop: false }`
[INFO] [stdout] 9d9cc38f06dda0c6d857e5cd9127ccfa767a7502b27c005706424ecb430518a9