[INFO] fetching crate once-ptr 0.1.0...
[INFO] testing once-ptr-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate once-ptr 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate once-ptr 0.1.0
[INFO] finished tweaking crates.io crate once-ptr 0.1.0
[INFO] tweaked toml for crates.io crate once-ptr 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate once-ptr 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b58658ccb6c883c7453944fcbf2a51a309cd327a8bf8a11e5bf10f00f8dd3f5a
[INFO] running `Command { std: "docker" "start" "-a" "b58658ccb6c883c7453944fcbf2a51a309cd327a8bf8a11e5bf10f00f8dd3f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58658ccb6c883c7453944fcbf2a51a309cd327a8bf8a11e5bf10f00f8dd3f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58658ccb6c883c7453944fcbf2a51a309cd327a8bf8a11e5bf10f00f8dd3f5a", kill_on_drop: false }`
[INFO] [stdout] b58658ccb6c883c7453944fcbf2a51a309cd327a8bf8a11e5bf10f00f8dd3f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b5fafc95d37e77fbc6788570214a10ebee55cf87dcafc19c34f70ec3f1bc6a6e
[INFO] running `Command { std: "docker" "start" "-a" "b5fafc95d37e77fbc6788570214a10ebee55cf87dcafc19c34f70ec3f1bc6a6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling once-ptr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "b5fafc95d37e77fbc6788570214a10ebee55cf87dcafc19c34f70ec3f1bc6a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fafc95d37e77fbc6788570214a10ebee55cf87dcafc19c34f70ec3f1bc6a6e", kill_on_drop: false }`
[INFO] [stdout] b5fafc95d37e77fbc6788570214a10ebee55cf87dcafc19c34f70ec3f1bc6a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3a873bccf316c858d114f9d0d000d4eb7cab2434fd1be87626fb86e78fe90fac
[INFO] running `Command { std: "docker" "start" "-a" "3a873bccf316c858d114f9d0d000d4eb7cab2434fd1be87626fb86e78fe90fac", kill_on_drop: false }`
[INFO] [stderr]    Compiling once-ptr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "3a873bccf316c858d114f9d0d000d4eb7cab2434fd1be87626fb86e78fe90fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a873bccf316c858d114f9d0d000d4eb7cab2434fd1be87626fb86e78fe90fac", kill_on_drop: false }`
[INFO] [stdout] 3a873bccf316c858d114f9d0d000d4eb7cab2434fd1be87626fb86e78fe90fac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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", kill_on_drop: false }`
[INFO] [stdout] 5eef28721a8b20fc6e292fca9177ba53ba1f2c3546b67c6cb8d73ac89e909b94
[INFO] running `Command { std: "docker" "start" "-a" "5eef28721a8b20fc6e292fca9177ba53ba1f2c3546b67c6cb8d73ac89e909b94", 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/once_ptr-f12b33a288a72226)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::new_should_not_be_null ... ok
[INFO] [stdout] test tests::is_null_should_work ... ok
[INFO] [stdout] test tests::load_mut_should_work ... ok
[INFO] [stdout] test tests::store_after_new_should_panic - should panic ... ok
[INFO] [stdout] test tests::double_store_should_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests once_ptr
[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" "5eef28721a8b20fc6e292fca9177ba53ba1f2c3546b67c6cb8d73ac89e909b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eef28721a8b20fc6e292fca9177ba53ba1f2c3546b67c6cb8d73ac89e909b94", kill_on_drop: false }`
[INFO] [stdout] 5eef28721a8b20fc6e292fca9177ba53ba1f2c3546b67c6cb8d73ac89e909b94
