[INFO] fetching crate captrs 0.3.1...
[INFO] testing captrs-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate captrs 0.3.1 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate captrs 0.3.1 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 captrs 0.3.1
[INFO] finished tweaking crates.io crate captrs 0.3.1
[INFO] tweaked toml for crates.io crate captrs 0.3.1 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate captrs 0.3.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 5c72c6c656f92d5973d44dbdc4a8343dcaebe5d0b3532d187753c083b9b777a8
[INFO] running `Command { std: "docker" "start" "-a" "5c72c6c656f92d5973d44dbdc4a8343dcaebe5d0b3532d187753c083b9b777a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c72c6c656f92d5973d44dbdc4a8343dcaebe5d0b3532d187753c083b9b777a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c72c6c656f92d5973d44dbdc4a8343dcaebe5d0b3532d187753c083b9b777a8", kill_on_drop: false }`
[INFO] [stdout] 5c72c6c656f92d5973d44dbdc4a8343dcaebe5d0b3532d187753c083b9b777a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] a3840a0f4071d445eedc46e9425d2d77bd298bfe7ae565194518fcad2b337320
[INFO] running `Command { std: "docker" "start" "-a" "a3840a0f4071d445eedc46e9425d2d77bd298bfe7ae565194518fcad2b337320", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling x11cap v0.4.1
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling captrs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.34s
[INFO] running `Command { std: "docker" "inspect" "a3840a0f4071d445eedc46e9425d2d77bd298bfe7ae565194518fcad2b337320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3840a0f4071d445eedc46e9425d2d77bd298bfe7ae565194518fcad2b337320", kill_on_drop: false }`
[INFO] [stdout] a3840a0f4071d445eedc46e9425d2d77bd298bfe7ae565194518fcad2b337320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 586b6291571af0ae9a0c9c2a536b1c230187e5d77fa5d6e7524b19111d0d3796
[INFO] running `Command { std: "docker" "start" "-a" "586b6291571af0ae9a0c9c2a536b1c230187e5d77fa5d6e7524b19111d0d3796", kill_on_drop: false }`
[INFO] [stderr]    Compiling shuteye v0.2.0
[INFO] [stderr]    Compiling captrs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "586b6291571af0ae9a0c9c2a536b1c230187e5d77fa5d6e7524b19111d0d3796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586b6291571af0ae9a0c9c2a536b1c230187e5d77fa5d6e7524b19111d0d3796", kill_on_drop: false }`
[INFO] [stdout] 586b6291571af0ae9a0c9c2a536b1c230187e5d77fa5d6e7524b19111d0d3796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 005892068b02f88285f163f0b44455404ed2834a1870939fad7c0899dbb3f9f7
[INFO] running `Command { std: "docker" "start" "-a" "005892068b02f88285f163f0b44455404ed2834a1870939fad7c0899dbb3f9f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/captrs-8a655a74aa640765)
[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] [stderr]    Doc-tests captrs
[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" "005892068b02f88285f163f0b44455404ed2834a1870939fad7c0899dbb3f9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005892068b02f88285f163f0b44455404ed2834a1870939fad7c0899dbb3f9f7", kill_on_drop: false }`
[INFO] [stdout] 005892068b02f88285f163f0b44455404ed2834a1870939fad7c0899dbb3f9f7