[INFO] fetching crate monomo 0.1.3...
[INFO] testing monomo-0.1.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate monomo 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate monomo 0.1.3
[INFO] finished tweaking crates.io crate monomo 0.1.3
[INFO] tweaked toml for crates.io crate monomo 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monomo 0.1.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bdf53f48dd353711c8c1a6fa5817c4efd660f26a1d65efebeebcc9e2ce121a4
[INFO] running `Command { std: "docker" "start" "-a" "6bdf53f48dd353711c8c1a6fa5817c4efd660f26a1d65efebeebcc9e2ce121a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bdf53f48dd353711c8c1a6fa5817c4efd660f26a1d65efebeebcc9e2ce121a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bdf53f48dd353711c8c1a6fa5817c4efd660f26a1d65efebeebcc9e2ce121a4", kill_on_drop: false }`
[INFO] [stdout] 6bdf53f48dd353711c8c1a6fa5817c4efd660f26a1d65efebeebcc9e2ce121a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8e44f13f727c562c52b3b913923a8e311b4a8ed74bfd7fc4f0bca198264b3d6
[INFO] running `Command { std: "docker" "start" "-a" "a8e44f13f727c562c52b3b913923a8e311b4a8ed74bfd7fc4f0bca198264b3d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling monomo_macros v0.1.1
[INFO] [stderr]    Compiling monomo v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.47s
[INFO] running `Command { std: "docker" "inspect" "a8e44f13f727c562c52b3b913923a8e311b4a8ed74bfd7fc4f0bca198264b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e44f13f727c562c52b3b913923a8e311b4a8ed74bfd7fc4f0bca198264b3d6", kill_on_drop: false }`
[INFO] [stdout] a8e44f13f727c562c52b3b913923a8e311b4a8ed74bfd7fc4f0bca198264b3d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fe4d1ccb017f6556db1d4093352ede67ae5bc3fb99f81f1002fade8014af8ba
[INFO] running `Command { std: "docker" "start" "-a" "3fe4d1ccb017f6556db1d4093352ede67ae5bc3fb99f81f1002fade8014af8ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling monomo v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Foo` is never used
[INFO] [stdout]  --> src/lib.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     trait Foo<T> {}
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `B` is never constructed
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     struct B;
[INFO] [stdout]   |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "3fe4d1ccb017f6556db1d4093352ede67ae5bc3fb99f81f1002fade8014af8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe4d1ccb017f6556db1d4093352ede67ae5bc3fb99f81f1002fade8014af8ba", kill_on_drop: false }`
[INFO] [stdout] 3fe4d1ccb017f6556db1d4093352ede67ae5bc3fb99f81f1002fade8014af8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50e3e597ae112d39ae652c9d770396b7f9c2a45aa95c5e2f7b284020e59e31b7
[INFO] running `Command { std: "docker" "start" "-a" "50e3e597ae112d39ae652c9d770396b7f9c2a45aa95c5e2f7b284020e59e31b7", kill_on_drop: false }`
[INFO] [stderr] warning: trait `Foo` is never used
[INFO] [stderr]  --> src/lib.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     trait Foo<T> {}
[INFO] [stderr]   |           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `B` is never constructed
[INFO] [stderr]  --> src/lib.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     struct B;
[INFO] [stderr]   |            ^
[INFO] [stderr] 
[INFO] [stderr] warning: `monomo` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monomo-4adf70f482cd73ff)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests monomo
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50e3e597ae112d39ae652c9d770396b7f9c2a45aa95c5e2f7b284020e59e31b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e3e597ae112d39ae652c9d770396b7f9c2a45aa95c5e2f7b284020e59e31b7", kill_on_drop: false }`
[INFO] [stdout] 50e3e597ae112d39ae652c9d770396b7f9c2a45aa95c5e2f7b284020e59e31b7