[INFO] fetching crate syscalls-rust 0.2.8...
[INFO] testing syscalls-rust-0.2.8 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate syscalls-rust 0.2.8 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate syscalls-rust 0.2.8
[INFO] finished tweaking crates.io crate syscalls-rust 0.2.8
[INFO] tweaked toml for crates.io crate syscalls-rust 0.2.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syscalls-rust 0.2.8 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] crate crates.io crate syscalls-rust 0.2.8 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-2025-10-28" "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] 1cd05222f70616dfe67b13719545194206ee48f83092c88895806f5c5a337d63
[INFO] running `Command { std: "docker" "start" "-a" "1cd05222f70616dfe67b13719545194206ee48f83092c88895806f5c5a337d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd05222f70616dfe67b13719545194206ee48f83092c88895806f5c5a337d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd05222f70616dfe67b13719545194206ee48f83092c88895806f5c5a337d63", kill_on_drop: false }`
[INFO] [stdout] 1cd05222f70616dfe67b13719545194206ee48f83092c88895806f5c5a337d63
[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] cd528f9b197e88918938a7a1346193412ffb19936c961c0e72da14115ebe8166
[INFO] running `Command { std: "docker" "start" "-a" "cd528f9b197e88918938a7a1346193412ffb19936c961c0e72da14115ebe8166", kill_on_drop: false }`
[INFO] [stderr]    Compiling syscalls-rust v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "cd528f9b197e88918938a7a1346193412ffb19936c961c0e72da14115ebe8166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd528f9b197e88918938a7a1346193412ffb19936c961c0e72da14115ebe8166", kill_on_drop: false }`
[INFO] [stdout] cd528f9b197e88918938a7a1346193412ffb19936c961c0e72da14115ebe8166
[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] 9d244c630c1751dc7fb0e0779a783702fdd1dbc40f5969b24584154afaeec984
[INFO] running `Command { std: "docker" "start" "-a" "9d244c630c1751dc7fb0e0779a783702fdd1dbc40f5969b24584154afaeec984", kill_on_drop: false }`
[INFO] [stderr]    Compiling syscalls-rust v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "9d244c630c1751dc7fb0e0779a783702fdd1dbc40f5969b24584154afaeec984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d244c630c1751dc7fb0e0779a783702fdd1dbc40f5969b24584154afaeec984", kill_on_drop: false }`
[INFO] [stdout] 9d244c630c1751dc7fb0e0779a783702fdd1dbc40f5969b24584154afaeec984
[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] 84c8e0863a901019ff2bf4e9d589a3dd85878332b8e28853a956dab56cb68add
[INFO] running `Command { std: "docker" "start" "-a" "84c8e0863a901019ff2bf4e9d589a3dd85878332b8e28853a956dab56cb68add", 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/syscalls_rust-9dbad6330c8a4c61)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_fork ... ok
[INFO] [stdout] test test::test_umask ... 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 syscalls_rust
[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" "84c8e0863a901019ff2bf4e9d589a3dd85878332b8e28853a956dab56cb68add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c8e0863a901019ff2bf4e9d589a3dd85878332b8e28853a956dab56cb68add", kill_on_drop: false }`
[INFO] [stdout] 84c8e0863a901019ff2bf4e9d589a3dd85878332b8e28853a956dab56cb68add