[INFO] fetching crate Aaron 0.0.1...
[INFO] checking Aaron-0.0.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate Aaron 0.0.1 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate Aaron 0.0.1 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 Aaron 0.0.1
[INFO] finished tweaking crates.io crate Aaron 0.0.1
[INFO] tweaked toml for crates.io crate Aaron 0.0.1 written to /workspace/builds/worker-62/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] 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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 333a19e986cab31c7822628217d3e19cb0f540b2e68d2eb2c476a87b4288a42e
[INFO] running `Command { std: "docker" "start" "-a" "333a19e986cab31c7822628217d3e19cb0f540b2e68d2eb2c476a87b4288a42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "333a19e986cab31c7822628217d3e19cb0f540b2e68d2eb2c476a87b4288a42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333a19e986cab31c7822628217d3e19cb0f540b2e68d2eb2c476a87b4288a42e", kill_on_drop: false }`
[INFO] [stdout] 333a19e986cab31c7822628217d3e19cb0f540b2e68d2eb2c476a87b4288a42e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad663404ceef978da009c44bef51713ccee7e56094e68522267d16581b2a10c3
[INFO] running `Command { std: "docker" "start" "-a" "ad663404ceef978da009c44bef51713ccee7e56094e68522267d16581b2a10c3", kill_on_drop: false }`
[INFO] [stderr]     Checking Aaron 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 `Aaron` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ad663404ceef978da009c44bef51713ccee7e56094e68522267d16581b2a10c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad663404ceef978da009c44bef51713ccee7e56094e68522267d16581b2a10c3", kill_on_drop: false }`
[INFO] [stdout] ad663404ceef978da009c44bef51713ccee7e56094e68522267d16581b2a10c3
