[INFO] fetching crate flag-bearer 0.1.0-rc.7...
[INFO] testing flag-bearer-0.1.0-rc.7 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate flag-bearer 0.1.0-rc.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate flag-bearer 0.1.0-rc.7
[INFO] finished tweaking crates.io crate flag-bearer 0.1.0-rc.7
[INFO] tweaked toml for crates.io crate flag-bearer 0.1.0-rc.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flag-bearer 0.1.0-rc.7 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flag-bearer 0.1.0-rc.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6b73ea796469ba0f15de5c0c296aed030abf8be779eeceb65d4802c56a76c7b
[INFO] running `Command { std: "docker" "start" "-a" "b6b73ea796469ba0f15de5c0c296aed030abf8be779eeceb65d4802c56a76c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6b73ea796469ba0f15de5c0c296aed030abf8be779eeceb65d4802c56a76c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b73ea796469ba0f15de5c0c296aed030abf8be779eeceb65d4802c56a76c7b", kill_on_drop: false }`
[INFO] [stdout] b6b73ea796469ba0f15de5c0c296aed030abf8be779eeceb65d4802c56a76c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27908d26e8fa30c6ceb69be319cd5b196c9bd30c4be458fa89c684c7cd3b409b
[INFO] running `Command { std: "docker" "start" "-a" "27908d26e8fa30c6ceb69be319cd5b196c9bd30c4be458fa89c684c7cd3b409b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pinned-aliasable v0.1.3
[INFO] [stderr]    Compiling flag-bearer-core v0.1.0-rc.7
[INFO] [stderr]    Compiling flag-bearer-mutex v0.1.0-rc.7
[INFO] [stderr]    Compiling pin-list v0.1.1
[INFO] [stderr]    Compiling flag-bearer-queue v0.1.0-rc.7
[INFO] [stderr]    Compiling flag-bearer v0.1.0-rc.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "27908d26e8fa30c6ceb69be319cd5b196c9bd30c4be458fa89c684c7cd3b409b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27908d26e8fa30c6ceb69be319cd5b196c9bd30c4be458fa89c684c7cd3b409b", kill_on_drop: false }`
[INFO] [stdout] 27908d26e8fa30c6ceb69be319cd5b196c9bd30c4be458fa89c684c7cd3b409b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f74c69bd96711468db58d29b840965f8790c065c37bd8bc9ffb1e954106457f
[INFO] running `Command { std: "docker" "start" "-a" "3f74c69bd96711468db58d29b840965f8790c065c37bd8bc9ffb1e954106457f", kill_on_drop: false }`
[INFO] [stderr]    Compiling flag-bearer v0.1.0-rc.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "3f74c69bd96711468db58d29b840965f8790c065c37bd8bc9ffb1e954106457f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f74c69bd96711468db58d29b840965f8790c065c37bd8bc9ffb1e954106457f", kill_on_drop: false }`
[INFO] [stdout] 3f74c69bd96711468db58d29b840965f8790c065c37bd8bc9ffb1e954106457f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0eb957a6cde5a1fed802efb96b51b068f7ec47d7c33b49a7968d4a2607946f3a
[INFO] running `Command { std: "docker" "start" "-a" "0eb957a6cde5a1fed802efb96b51b068f7ec47d7c33b49a7968d4a2607946f3a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flag_bearer-f7388824c4d5ed9b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::debug ... ok
[INFO] [stdout] test test::is_closed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flag_bearer
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - TryAcquireError (line 309) ... ok
[INFO] [stdout] test src/lib.rs - TryAcquireError (line 340) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/lib.rs - (line 164) ... ok
[INFO] [stdout] test src/lib.rs - (line 216) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0eb957a6cde5a1fed802efb96b51b068f7ec47d7c33b49a7968d4a2607946f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb957a6cde5a1fed802efb96b51b068f7ec47d7c33b49a7968d4a2607946f3a", kill_on_drop: false }`
[INFO] [stdout] 0eb957a6cde5a1fed802efb96b51b068f7ec47d7c33b49a7968d4a2607946f3a