[INFO] fetching crate portable-atomic 1.13.1...
[INFO] testing portable-atomic-1.13.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate portable-atomic 1.13.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate portable-atomic 1.13.1
[INFO] finished tweaking crates.io crate portable-atomic 1.13.1
[INFO] tweaked toml for crates.io crate portable-atomic 1.13.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate portable-atomic 1.13.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate portable-atomic 1.13.1 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b831dd9c9c18349138c69f58a68058580201da415708befe4a01d9491d82ea37
[INFO] running `Command { std: "docker" "start" "-a" "b831dd9c9c18349138c69f58a68058580201da415708befe4a01d9491d82ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b831dd9c9c18349138c69f58a68058580201da415708befe4a01d9491d82ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b831dd9c9c18349138c69f58a68058580201da415708befe4a01d9491d82ea37", kill_on_drop: false }`
[INFO] [stdout] b831dd9c9c18349138c69f58a68058580201da415708befe4a01d9491d82ea37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9743926dc6fedfc41fd30dcf311b5fcb2c38dfedf6f48c29fcb8907dbae159ce
[INFO] running `Command { std: "docker" "start" "-a" "9743926dc6fedfc41fd30dcf311b5fcb2c38dfedf6f48c29fcb8907dbae159ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "9743926dc6fedfc41fd30dcf311b5fcb2c38dfedf6f48c29fcb8907dbae159ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9743926dc6fedfc41fd30dcf311b5fcb2c38dfedf6f48c29fcb8907dbae159ce", kill_on_drop: false }`
[INFO] [stdout] 9743926dc6fedfc41fd30dcf311b5fcb2c38dfedf6f48c29fcb8907dbae159ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72b263b08f81c4f139fb5e4542fd057eb98e43fd9c7fcc624773398cea47ea8a
[INFO] running `Command { std: "docker" "start" "-a" "72b263b08f81c4f139fb5e4542fd057eb98e43fd9c7fcc624773398cea47ea8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.163
[INFO] [stderr]    Compiling build-context v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling sptr v0.3.2
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling portable-atomic v1.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test_helper`
[INFO] [stdout]   --> src/tests/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use test_helper as _; // For critical-section test
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ no external crate `test_helper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `test_helper` in this scope
[INFO] [stdout]    --> src/imp/atomic128/../detect/common.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         test_helper::eprintln_nocapture!("{}", features);
[INFO] [stdout]     |         ^^^^^^^^^^^ use of unresolved module or unlinked crate `test_helper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `portable-atomic` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "72b263b08f81c4f139fb5e4542fd057eb98e43fd9c7fcc624773398cea47ea8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b263b08f81c4f139fb5e4542fd057eb98e43fd9c7fcc624773398cea47ea8a", kill_on_drop: false }`
[INFO] [stdout] 72b263b08f81c4f139fb5e4542fd057eb98e43fd9c7fcc624773398cea47ea8a
