[INFO] fetching crate simple-message-box 0.0.2...
[INFO] testing simple-message-box-0.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate simple-message-box 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate simple-message-box 0.0.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-message-box 0.0.2
[INFO] finished tweaking crates.io crate simple-message-box 0.0.2
[INFO] tweaked toml for crates.io crate simple-message-box 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x11-dl v2.18.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae5ffc5894d97bb6fd3e1b9c2ee4f644e8549b1cfcc5fb89291b1047c5b00e9a
[INFO] running `Command { std: "docker" "start" "-a" "ae5ffc5894d97bb6fd3e1b9c2ee4f644e8549b1cfcc5fb89291b1047c5b00e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae5ffc5894d97bb6fd3e1b9c2ee4f644e8549b1cfcc5fb89291b1047c5b00e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5ffc5894d97bb6fd3e1b9c2ee4f644e8549b1cfcc5fb89291b1047c5b00e9a", kill_on_drop: false }`
[INFO] [stdout] ae5ffc5894d97bb6fd3e1b9c2ee4f644e8549b1cfcc5fb89291b1047c5b00e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52cc65b22c8cb90576486bca29c83e6907f253a6ba6474217bbb0195911cdfdc
[INFO] running `Command { std: "docker" "start" "-a" "52cc65b22c8cb90576486bca29c83e6907f253a6ba6474217bbb0195911cdfdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-message-box v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "52cc65b22c8cb90576486bca29c83e6907f253a6ba6474217bbb0195911cdfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cc65b22c8cb90576486bca29c83e6907f253a6ba6474217bbb0195911cdfdc", kill_on_drop: false }`
[INFO] [stdout] 52cc65b22c8cb90576486bca29c83e6907f253a6ba6474217bbb0195911cdfdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ba679433ced486387b1ff56dbd2cf35ca8966b565c794e474a2dc164c35950
[INFO] running `Command { std: "docker" "start" "-a" "15ba679433ced486387b1ff56dbd2cf35ca8966b565c794e474a2dc164c35950", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-message-box v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "15ba679433ced486387b1ff56dbd2cf35ca8966b565c794e474a2dc164c35950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ba679433ced486387b1ff56dbd2cf35ca8966b565c794e474a2dc164c35950", kill_on_drop: false }`
[INFO] [stdout] 15ba679433ced486387b1ff56dbd2cf35ca8966b565c794e474a2dc164c35950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1e257a6588a9e81f6920b3a4f89ca5e30a028969576e053cd0f7ecdea4535a4
[INFO] running `Command { std: "docker" "start" "-a" "c1e257a6588a9e81f6920b3a4f89ca5e30a028969576e053cd0f7ecdea4535a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_message_box-cbc994221b913def)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests simple-message-box
[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] [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" "c1e257a6588a9e81f6920b3a4f89ca5e30a028969576e053cd0f7ecdea4535a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e257a6588a9e81f6920b3a4f89ca5e30a028969576e053cd0f7ecdea4535a4", kill_on_drop: false }`
[INFO] [stdout] c1e257a6588a9e81f6920b3a4f89ca5e30a028969576e053cd0f7ecdea4535a4