[INFO] fetching crate rustbee 0.1.1...
[INFO] testing rustbee-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rustbee 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustbee 0.1.1 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 rustbee 0.1.1
[INFO] finished tweaking crates.io crate rustbee 0.1.1
[INFO] tweaked toml for crates.io crate rustbee 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rustbee 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0720128851ca505b2801238261bba9e55ff844f3acdd82f52670a103a18f2205
[INFO] running `Command { std: "docker" "start" "-a" "0720128851ca505b2801238261bba9e55ff844f3acdd82f52670a103a18f2205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0720128851ca505b2801238261bba9e55ff844f3acdd82f52670a103a18f2205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0720128851ca505b2801238261bba9e55ff844f3acdd82f52670a103a18f2205", kill_on_drop: false }`
[INFO] [stdout] 0720128851ca505b2801238261bba9e55ff844f3acdd82f52670a103a18f2205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a19ca30ad4b442de81efdb33a651b02cfc2fb10f5e0ee502ff9d69912bce7553
[INFO] running `Command { std: "docker" "start" "-a" "a19ca30ad4b442de81efdb33a651b02cfc2fb10f5e0ee502ff9d69912bce7553", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling rustbee v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.85s
[INFO] running `Command { std: "docker" "inspect" "a19ca30ad4b442de81efdb33a651b02cfc2fb10f5e0ee502ff9d69912bce7553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19ca30ad4b442de81efdb33a651b02cfc2fb10f5e0ee502ff9d69912bce7553", kill_on_drop: false }`
[INFO] [stdout] a19ca30ad4b442de81efdb33a651b02cfc2fb10f5e0ee502ff9d69912bce7553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] da19f57a90e6854d25ebf29f95020b09e2999056b9a5a79e3fb208713bef095c
[INFO] running `Command { std: "docker" "start" "-a" "da19f57a90e6854d25ebf29f95020b09e2999056b9a5a79e3fb208713bef095c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustbee v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "da19f57a90e6854d25ebf29f95020b09e2999056b9a5a79e3fb208713bef095c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da19f57a90e6854d25ebf29f95020b09e2999056b9a5a79e3fb208713bef095c", kill_on_drop: false }`
[INFO] [stdout] da19f57a90e6854d25ebf29f95020b09e2999056b9a5a79e3fb208713bef095c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d3a496d978be49b8e34d0b7db31ab94ed912f5665a55394f605e6acad4b4ee1c
[INFO] running `Command { std: "docker" "start" "-a" "d3a496d978be49b8e34d0b7db31ab94ed912f5665a55394f605e6acad4b4ee1c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustbee-be3a03ddd9a78fb4)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests rustbee
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "d3a496d978be49b8e34d0b7db31ab94ed912f5665a55394f605e6acad4b4ee1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a496d978be49b8e34d0b7db31ab94ed912f5665a55394f605e6acad4b4ee1c", kill_on_drop: false }`
[INFO] [stdout] d3a496d978be49b8e34d0b7db31ab94ed912f5665a55394f605e6acad4b4ee1c