[INFO] fetching crate Samson 0.0.1...
[INFO] testing Samson-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate Samson 0.0.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate Samson 0.0.1 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 Samson 0.0.1
[INFO] finished tweaking crates.io crate Samson 0.0.1
[INFO] tweaked toml for crates.io crate Samson 0.0.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 64aeb267fb031dd163e1e0ef6bb6989ff5d3e13fd179ba704302fa7d3dfff9e2
[INFO] running `Command { std: "docker" "start" "-a" "64aeb267fb031dd163e1e0ef6bb6989ff5d3e13fd179ba704302fa7d3dfff9e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64aeb267fb031dd163e1e0ef6bb6989ff5d3e13fd179ba704302fa7d3dfff9e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64aeb267fb031dd163e1e0ef6bb6989ff5d3e13fd179ba704302fa7d3dfff9e2", kill_on_drop: false }`
[INFO] [stdout] 64aeb267fb031dd163e1e0ef6bb6989ff5d3e13fd179ba704302fa7d3dfff9e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 3a3c491f24c454cd0d1d11e5da64cd573ea75550ef90f925e43329e198a53b05
[INFO] running `Command { std: "docker" "start" "-a" "3a3c491f24c454cd0d1d11e5da64cd573ea75550ef90f925e43329e198a53b05", kill_on_drop: false }`
[INFO] [stderr]    Compiling Samson v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "3a3c491f24c454cd0d1d11e5da64cd573ea75550ef90f925e43329e198a53b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c491f24c454cd0d1d11e5da64cd573ea75550ef90f925e43329e198a53b05", kill_on_drop: false }`
[INFO] [stdout] 3a3c491f24c454cd0d1d11e5da64cd573ea75550ef90f925e43329e198a53b05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 85069740bb3673e81b30eae3df74c28046d279cfcc62079bf2d867d4b4b8e3b1
[INFO] running `Command { std: "docker" "start" "-a" "85069740bb3673e81b30eae3df74c28046d279cfcc62079bf2d867d4b4b8e3b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling Samson v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `XEngine`
[INFO] [stdout]  --> tests/BaseTest.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use XEngine;
[INFO] [stdout]   |         ^^^^^^^ no external crate `XEngine`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Samson` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85069740bb3673e81b30eae3df74c28046d279cfcc62079bf2d867d4b4b8e3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85069740bb3673e81b30eae3df74c28046d279cfcc62079bf2d867d4b4b8e3b1", kill_on_drop: false }`
[INFO] [stdout] 85069740bb3673e81b30eae3df74c28046d279cfcc62079bf2d867d4b4b8e3b1