[INFO] fetching crate rtic-scope-frontend-dummy 0.1.0-alpha.0...
[INFO] testing rtic-scope-frontend-dummy-0.1.0-alpha.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rtic-scope-frontend-dummy 0.1.0-alpha.0 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate rtic-scope-frontend-dummy 0.1.0-alpha.0 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 rtic-scope-frontend-dummy 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate rtic-scope-frontend-dummy 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate rtic-scope-frontend-dummy 0.1.0-alpha.0 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate crates.io crate rtic-scope-frontend-dummy 0.1.0-alpha.0 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] [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-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 023b186257eed824dcce5d02061fc653e7b77d55a472d52ed7772ce61f6a6bd6
[INFO] running `Command { std: "docker" "start" "-a" "023b186257eed824dcce5d02061fc653e7b77d55a472d52ed7772ce61f6a6bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "023b186257eed824dcce5d02061fc653e7b77d55a472d52ed7772ce61f6a6bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023b186257eed824dcce5d02061fc653e7b77d55a472d52ed7772ce61f6a6bd6", kill_on_drop: false }`
[INFO] [stdout] 023b186257eed824dcce5d02061fc653e7b77d55a472d52ed7772ce61f6a6bd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 4c71a5716b0b6773f7a1b4e0aca465790a7deab6ea55327d6d90a5bb91566987
[INFO] running `Command { std: "docker" "start" "-a" "4c71a5716b0b6773f7a1b4e0aca465790a7deab6ea55327d6d90a5bb91566987", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling boolean_expression v0.3.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling bitmatch v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling itm-decode v0.4.0-alpha.0
[INFO] [stderr]    Compiling rtic-scope-api v0.1.0-alpha.0
[INFO] [stderr]    Compiling rtic-scope-frontend-dummy v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.20s
[INFO] running `Command { std: "docker" "inspect" "4c71a5716b0b6773f7a1b4e0aca465790a7deab6ea55327d6d90a5bb91566987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c71a5716b0b6773f7a1b4e0aca465790a7deab6ea55327d6d90a5bb91566987", kill_on_drop: false }`
[INFO] [stdout] 4c71a5716b0b6773f7a1b4e0aca465790a7deab6ea55327d6d90a5bb91566987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 97aee39d43b395f69c7b1f07fbe5567b96dd6965c2114a5d47518a214fb9667e
[INFO] running `Command { std: "docker" "start" "-a" "97aee39d43b395f69c7b1f07fbe5567b96dd6965c2114a5d47518a214fb9667e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rtic-scope-frontend-dummy v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "97aee39d43b395f69c7b1f07fbe5567b96dd6965c2114a5d47518a214fb9667e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97aee39d43b395f69c7b1f07fbe5567b96dd6965c2114a5d47518a214fb9667e", kill_on_drop: false }`
[INFO] [stdout] 97aee39d43b395f69c7b1f07fbe5567b96dd6965c2114a5d47518a214fb9667e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] b770a172310aeccdeafd272e7c15cf71601364a9747512c54d5f18ab55353b47
[INFO] running `Command { std: "docker" "start" "-a" "b770a172310aeccdeafd272e7c15cf71601364a9747512c54d5f18ab55353b47", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rtic_scope_frontend_dummy-7ef52c878e2ee397)
[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" "b770a172310aeccdeafd272e7c15cf71601364a9747512c54d5f18ab55353b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b770a172310aeccdeafd272e7c15cf71601364a9747512c54d5f18ab55353b47", kill_on_drop: false }`
[INFO] [stdout] b770a172310aeccdeafd272e7c15cf71601364a9747512c54d5f18ab55353b47