[INFO] fetching crate menmos-std 0.2.6...
[INFO] testing menmos-std-0.2.6 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate menmos-std 0.2.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate menmos-std 0.2.6
[INFO] finished tweaking crates.io crate menmos-std 0.2.6
[INFO] tweaked toml for crates.io crate menmos-std 0.2.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate menmos-std 0.2.6 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 41 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c03ee2c043e7628869c16905085dcbfb77721e58f25ac849cc301efe1778c374
[INFO] running `Command { std: "docker" "start" "-a" "c03ee2c043e7628869c16905085dcbfb77721e58f25ac849cc301efe1778c374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c03ee2c043e7628869c16905085dcbfb77721e58f25ac849cc301efe1778c374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03ee2c043e7628869c16905085dcbfb77721e58f25ac849cc301efe1778c374", kill_on_drop: false }`
[INFO] [stdout] c03ee2c043e7628869c16905085dcbfb77721e58f25ac849cc301efe1778c374
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db47f6e40a36fd15308cb26bee71db85425eedbea5208ccf6d7515f794b881d4
[INFO] running `Command { std: "docker" "start" "-a" "db47f6e40a36fd15308cb26bee71db85425eedbea5208ccf6d7515f794b881d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling menmos-std v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.14s
[INFO] running `Command { std: "docker" "inspect" "db47f6e40a36fd15308cb26bee71db85425eedbea5208ccf6d7515f794b881d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db47f6e40a36fd15308cb26bee71db85425eedbea5208ccf6d7515f794b881d4", kill_on_drop: false }`
[INFO] [stdout] db47f6e40a36fd15308cb26bee71db85425eedbea5208ccf6d7515f794b881d4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cb358dec9e5cf243482fc6a96ee70922b793f362f2e90ec971b8e5654712eb4
[INFO] running `Command { std: "docker" "start" "-a" "7cb358dec9e5cf243482fc6a96ee70922b793f362f2e90ec971b8e5654712eb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling menmos-std v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "7cb358dec9e5cf243482fc6a96ee70922b793f362f2e90ec971b8e5654712eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb358dec9e5cf243482fc6a96ee70922b793f362f2e90ec971b8e5654712eb4", kill_on_drop: false }`
[INFO] [stdout] 7cb358dec9e5cf243482fc6a96ee70922b793f362f2e90ec971b8e5654712eb4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a25a4d34369eb97db506af819d4d9f77f55964ebec2c6c37c91c03b3851149c
[INFO] running `Command { std: "docker" "start" "-a" "7a25a4d34369eb97db506af819d4d9f77f55964ebec2c6c37c91c03b3851149c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/menmos_std-4c0c4721af11783c)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test fs::tests::detect_file_mime_type ... ok
[INFO] [stdout] test sync::sharded_mutex::tests::optimal_bucket_count_basic ... ok
[INFO] [stdout] test fs::tests::detect_no_mime_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests menmos_std
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/fs.rs - fs::mimetype (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a25a4d34369eb97db506af819d4d9f77f55964ebec2c6c37c91c03b3851149c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a25a4d34369eb97db506af819d4d9f77f55964ebec2c6c37c91c03b3851149c", kill_on_drop: false }`
[INFO] [stdout] 7a25a4d34369eb97db506af819d4d9f77f55964ebec2c6c37c91c03b3851149c