[INFO] fetching crate ast-demangle 0.2.3...
[INFO] testing ast-demangle-0.2.3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate ast-demangle 0.2.3 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate ast-demangle 0.2.3 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-75/source/rust-toolchain
[INFO] started tweaking crates.io crate ast-demangle 0.2.3
[INFO] finished tweaking crates.io crate ast-demangle 0.2.3
[INFO] tweaked toml for crates.io crate ast-demangle 0.2.3 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 punycode v0.4.1
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 462a918d487b4855a4881c5d1d4cec0321daa4452e3286a9c457e4004fcd8317
[INFO] running `Command { std: "docker" "start" "-a" "462a918d487b4855a4881c5d1d4cec0321daa4452e3286a9c457e4004fcd8317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "462a918d487b4855a4881c5d1d4cec0321daa4452e3286a9c457e4004fcd8317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462a918d487b4855a4881c5d1d4cec0321daa4452e3286a9c457e4004fcd8317", kill_on_drop: false }`
[INFO] [stdout] 462a918d487b4855a4881c5d1d4cec0321daa4452e3286a9c457e4004fcd8317
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a638a89d37c9775ae05f4fbec57a16bb1a22f5d735ec095210a31ac5e346b3e
[INFO] running `Command { std: "docker" "start" "-a" "9a638a89d37c9775ae05f4fbec57a16bb1a22f5d735ec095210a31ac5e346b3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling punycode v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ast-demangle v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.32s
[INFO] running `Command { std: "docker" "inspect" "9a638a89d37c9775ae05f4fbec57a16bb1a22f5d735ec095210a31ac5e346b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a638a89d37c9775ae05f4fbec57a16bb1a22f5d735ec095210a31ac5e346b3e", kill_on_drop: false }`
[INFO] [stdout] 9a638a89d37c9775ae05f4fbec57a16bb1a22f5d735ec095210a31ac5e346b3e
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6b5af8cec78f0f48c73791a7e926d51209e89e592f541f4f20431bc46cb47d2
[INFO] running `Command { std: "docker" "start" "-a" "d6b5af8cec78f0f48c73791a7e926d51209e89e592f541f4f20431bc46cb47d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling ast-demangle v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test_utilities`
[INFO] [stdout]  --> tests/test-against-rustc-demangle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use test_utilities::BoundedWriter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `test_utilities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> tests/test-against-rustc-demangle.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ast-demangle` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d6b5af8cec78f0f48c73791a7e926d51209e89e592f541f4f20431bc46cb47d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b5af8cec78f0f48c73791a7e926d51209e89e592f541f4f20431bc46cb47d2", kill_on_drop: false }`
[INFO] [stdout] d6b5af8cec78f0f48c73791a7e926d51209e89e592f541f4f20431bc46cb47d2