[INFO] fetching crate Aaron 0.0.1...
[INFO] testing Aaron-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate Aaron 0.0.1 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate Aaron 0.0.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 576cbd7672133cbf2d1bf90bc1d183abab1d36f7683e3bd1823919586babe445
[INFO] running `Command { std: "docker" "start" "-a" "576cbd7672133cbf2d1bf90bc1d183abab1d36f7683e3bd1823919586babe445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "576cbd7672133cbf2d1bf90bc1d183abab1d36f7683e3bd1823919586babe445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576cbd7672133cbf2d1bf90bc1d183abab1d36f7683e3bd1823919586babe445", kill_on_drop: false }`
[INFO] [stdout] 576cbd7672133cbf2d1bf90bc1d183abab1d36f7683e3bd1823919586babe445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc460c533bc605c42f948b6c6d3e3ee995d97d330fc3fe8ee423b8507bca71a
[INFO] running `Command { std: "docker" "start" "-a" "cfc460c533bc605c42f948b6c6d3e3ee995d97d330fc3fe8ee423b8507bca71a", kill_on_drop: false }`
[INFO] [stderr]    Compiling Aaron v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "cfc460c533bc605c42f948b6c6d3e3ee995d97d330fc3fe8ee423b8507bca71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc460c533bc605c42f948b6c6d3e3ee995d97d330fc3fe8ee423b8507bca71a", kill_on_drop: false }`
[INFO] [stdout] cfc460c533bc605c42f948b6c6d3e3ee995d97d330fc3fe8ee423b8507bca71a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f39216f954fb471bcae2800779269629589f4cdaad0896b699387d3825684526
[INFO] running `Command { std: "docker" "start" "-a" "f39216f954fb471bcae2800779269629589f4cdaad0896b699387d3825684526", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f39216f954fb471bcae2800779269629589f4cdaad0896b699387d3825684526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f39216f954fb471bcae2800779269629589f4cdaad0896b699387d3825684526", kill_on_drop: false }`
[INFO] [stdout] f39216f954fb471bcae2800779269629589f4cdaad0896b699387d3825684526