[INFO] fetching crate linux_once 0.1.1...
[INFO] testing linux_once-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate linux_once 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate linux_once 0.1.1
[INFO] finished tweaking crates.io crate linux_once 0.1.1
[INFO] tweaked toml for crates.io crate linux_once 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linux_once 0.1.1 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 2 packages to latest compatible versions
[INFO] [stderr]       Adding linux-futex v0.1.2 (available: v1.0.0)
[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] ae1621dd6daa0fda2c3eeb99eb79f8b84a591eb7b66c012c95367adde520b53c
[INFO] running `Command { std: "docker" "start" "-a" "ae1621dd6daa0fda2c3eeb99eb79f8b84a591eb7b66c012c95367adde520b53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae1621dd6daa0fda2c3eeb99eb79f8b84a591eb7b66c012c95367adde520b53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1621dd6daa0fda2c3eeb99eb79f8b84a591eb7b66c012c95367adde520b53c", kill_on_drop: false }`
[INFO] [stdout] ae1621dd6daa0fda2c3eeb99eb79f8b84a591eb7b66c012c95367adde520b53c
[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] af5da5a6c5a61d39e0e59b59a0bf9850ac3ac1147a6fe3fac7f341db311ad6ad
[INFO] running `Command { std: "docker" "start" "-a" "af5da5a6c5a61d39e0e59b59a0bf9850ac3ac1147a6fe3fac7f341db311ad6ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling linux-futex v0.1.2
[INFO] [stderr]    Compiling linux_once v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "af5da5a6c5a61d39e0e59b59a0bf9850ac3ac1147a6fe3fac7f341db311ad6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5da5a6c5a61d39e0e59b59a0bf9850ac3ac1147a6fe3fac7f341db311ad6ad", kill_on_drop: false }`
[INFO] [stdout] af5da5a6c5a61d39e0e59b59a0bf9850ac3ac1147a6fe3fac7f341db311ad6ad
[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] 0e05b84443ac58534ad5fe70065f54030373107ee4f5b717c22e856a7c1540d1
[INFO] running `Command { std: "docker" "start" "-a" "0e05b84443ac58534ad5fe70065f54030373107ee4f5b717c22e856a7c1540d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling linux_once v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "0e05b84443ac58534ad5fe70065f54030373107ee4f5b717c22e856a7c1540d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e05b84443ac58534ad5fe70065f54030373107ee4f5b717c22e856a7c1540d1", kill_on_drop: false }`
[INFO] [stdout] 0e05b84443ac58534ad5fe70065f54030373107ee4f5b717c22e856a7c1540d1
[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] 348d3e0c5d161810d45dc5ab9ded2c7e535db51e5d76b25cc324882c853f18a1
[INFO] running `Command { std: "docker" "start" "-a" "348d3e0c5d161810d45dc5ab9ded2c7e535db51e5d76b25cc324882c853f18a1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linux_once-1a316dbd49b23448)
[INFO] [stderr]    Doc-tests linux_once
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::smoke_once ... ok
[INFO] [stdout] test our_tests::basic ... ok
[INFO] [stdout] test tests::stampede_once ... ok
[INFO] [stdout] test our_tests::multithreaded ... ok
[INFO] [stdout] test tests::poison_bad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "348d3e0c5d161810d45dc5ab9ded2c7e535db51e5d76b25cc324882c853f18a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "348d3e0c5d161810d45dc5ab9ded2c7e535db51e5d76b25cc324882c853f18a1", kill_on_drop: false }`
[INFO] [stdout] 348d3e0c5d161810d45dc5ab9ded2c7e535db51e5d76b25cc324882c853f18a1