[INFO] fetching crate simple-left-right 0.2.3...
[INFO] testing simple-left-right-0.2.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate simple-left-right 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate simple-left-right 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate simple-left-right 0.2.3
[INFO] tweaked toml for crates.io crate simple-left-right 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-left-right 0.2.3 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 simple-left-right 0.2.3 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] cc6145d9e70f628bf5a3435d7a0af0b373a053f19ca42a0c34178fd8879914de
[INFO] running `Command { std: "docker" "start" "-a" "cc6145d9e70f628bf5a3435d7a0af0b373a053f19ca42a0c34178fd8879914de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc6145d9e70f628bf5a3435d7a0af0b373a053f19ca42a0c34178fd8879914de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc6145d9e70f628bf5a3435d7a0af0b373a053f19ca42a0c34178fd8879914de", kill_on_drop: false }`
[INFO] [stdout] cc6145d9e70f628bf5a3435d7a0af0b373a053f19ca42a0c34178fd8879914de
[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] 98e5f298cebb10e73160fbba02716c83780b4af2a6a95cc9fd1b253d999c6989
[INFO] running `Command { std: "docker" "start" "-a" "98e5f298cebb10e73160fbba02716c83780b4af2a6a95cc9fd1b253d999c6989", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-left-right v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "98e5f298cebb10e73160fbba02716c83780b4af2a6a95cc9fd1b253d999c6989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e5f298cebb10e73160fbba02716c83780b4af2a6a95cc9fd1b253d999c6989", kill_on_drop: false }`
[INFO] [stdout] 98e5f298cebb10e73160fbba02716c83780b4af2a6a95cc9fd1b253d999c6989
[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] a4eed5d452929cac642089fbfbcf1337fc57f2e14bcf600753513a0333c50e56
[INFO] running `Command { std: "docker" "start" "-a" "a4eed5d452929cac642089fbfbcf1337fc57f2e14bcf600753513a0333c50e56", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-left-right v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "a4eed5d452929cac642089fbfbcf1337fc57f2e14bcf600753513a0333c50e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4eed5d452929cac642089fbfbcf1337fc57f2e14bcf600753513a0333c50e56", kill_on_drop: false }`
[INFO] [stdout] a4eed5d452929cac642089fbfbcf1337fc57f2e14bcf600753513a0333c50e56
[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", kill_on_drop: false }`
[INFO] [stdout] c2204b64e4c1549bb301421fbce7a9e91d9c0b2f9277a21052f77407da766f5e
[INFO] running `Command { std: "docker" "start" "-a" "c2204b64e4c1549bb301421fbce7a9e91d9c0b2f9277a21052f77407da766f5e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_left_right-95e4dba1f4342655)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test internal_test::drop_reader ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-b5afe05a0939572e)
[INFO] [stdout] test internal_test::drop_writer ... 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] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test usage_test::assert_writeguard_none ... ok
[INFO] [stdout] test usage_test::break_ref ... ok
[INFO] [stdout] test usage_test::default_init ... ok
[INFO] [stdout] test usage_test::double_reader ... ok
[INFO] [stdout] test usage_test::reader_rebuild ... ok
[INFO] [stdout] test usage_test::reader_leak ... ok
[INFO] [stdout] test usage_test::send_writer ... ok
[INFO] [stdout] test usage_test::single_thread ... ok
[INFO] [stdout] test usage_test::writer_as_ref ... ok
[INFO] [stdout] test usage_test::write_guard_drop ... ok
[INFO] [stdout] test usage_test::write_try_lock ... ok
[INFO] [stdout] test usage_test::forget_lock - should panic ... ok
[INFO] [stdout] test usage_test::panic_absorb - should panic ... ok
[INFO] [stdout] test usage_test::panic_clone - should panic ... ok
[INFO] [stdout] test usage_test::panic_default - should panic ... ok
[INFO] [stdout] test usage_test::two_thread_loops ... ok
[INFO] [stdout] test usage_test::block ... ok
[INFO] [stderr]    Doc-tests simple_left_right
[INFO] [stdout] test usage_test::multi_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.00s
[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" "c2204b64e4c1549bb301421fbce7a9e91d9c0b2f9277a21052f77407da766f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2204b64e4c1549bb301421fbce7a9e91d9c0b2f9277a21052f77407da766f5e", kill_on_drop: false }`
[INFO] [stdout] c2204b64e4c1549bb301421fbce7a9e91d9c0b2f9277a21052f77407da766f5e
