[INFO] fetching crate leaky-bucket 0.11.1...
[INFO] testing leaky-bucket-0.11.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate leaky-bucket 0.11.1 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate leaky-bucket 0.11.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leaky-bucket 0.11.1
[INFO] finished tweaking crates.io crate leaky-bucket 0.11.1
[INFO] tweaked toml for crates.io crate leaky-bucket 0.11.1 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate crates.io crate leaky-bucket 0.11.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] [stderr]   Downloaded slab v0.4.3
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded smallvec v1.5.1
[INFO] [stderr]   Downloaded tracing v0.1.26
[INFO] [stderr]   Downloaded futures-channel v0.3.15
[INFO] [stderr]   Downloaded futures-io v0.3.15
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded syn v1.0.56
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded tokio v1.6.1
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded futures-macro v0.3.15
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded pin-project v1.0.7
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded futures-sink v0.3.15
[INFO] [stderr]   Downloaded futures-task v0.3.15
[INFO] [stderr]   Downloaded tokio-macros v1.2.0
[INFO] [stderr]   Downloaded tracing-core v0.1.18
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded futures-util v0.3.15
[INFO] [stderr]   Downloaded pin-project-internal v1.0.7
[INFO] [stderr]   Downloaded libc v0.2.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5d18ef2ae85b77e177fe9bdc376262a80354371c3bac1f99472d1b26e507d3d
[INFO] running `Command { std: "docker" "start" "-a" "d5d18ef2ae85b77e177fe9bdc376262a80354371c3bac1f99472d1b26e507d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5d18ef2ae85b77e177fe9bdc376262a80354371c3bac1f99472d1b26e507d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d18ef2ae85b77e177fe9bdc376262a80354371c3bac1f99472d1b26e507d3d", kill_on_drop: false }`
[INFO] [stdout] d5d18ef2ae85b77e177fe9bdc376262a80354371c3bac1f99472d1b26e507d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b258ebc99e8bf29f7f8a78ec90acf8a6b991bc135b63bb2c66b18a8d5ed1dec8
[INFO] running `Command { std: "docker" "start" "-a" "b258ebc99e8bf29f7f8a78ec90acf8a6b991bc135b63bb2c66b18a8d5ed1dec8", 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]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling leaky-bucket v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.22s
[INFO] running `Command { std: "docker" "inspect" "b258ebc99e8bf29f7f8a78ec90acf8a6b991bc135b63bb2c66b18a8d5ed1dec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b258ebc99e8bf29f7f8a78ec90acf8a6b991bc135b63bb2c66b18a8d5ed1dec8", kill_on_drop: false }`
[INFO] [stdout] b258ebc99e8bf29f7f8a78ec90acf8a6b991bc135b63bb2c66b18a8d5ed1dec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c37b7cd0cb6cbc1db6fefc7314b9b50497b41ccc50299b51b6f729bfa112349
[INFO] running `Command { std: "docker" "start" "-a" "1c37b7cd0cb6cbc1db6fefc7314b9b50497b41ccc50299b51b6f729bfa112349", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling leaky-bucket v0.11.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `helpers`
[INFO] [stdout]  --> examples/basic.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     helpers::init_logging();
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `helpers`
[INFO] [stdout]  --> examples/threaded.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     helpers::init_logging();
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leaky-bucket` due to 2 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `helpers`
[INFO] [stdout]  --> examples/over-max.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     helpers::init_logging();
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1c37b7cd0cb6cbc1db6fefc7314b9b50497b41ccc50299b51b6f729bfa112349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c37b7cd0cb6cbc1db6fefc7314b9b50497b41ccc50299b51b6f729bfa112349", kill_on_drop: false }`
[INFO] [stdout] 1c37b7cd0cb6cbc1db6fefc7314b9b50497b41ccc50299b51b6f729bfa112349