[INFO] fetching crate qanat 0.2.0...
[INFO] testing qanat-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate qanat 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate qanat 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate qanat 0.2.0
[INFO] tweaked toml for crates.io crate qanat 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qanat 0.2.0 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] crate crates.io crate qanat 0.2.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0fe86288e46921a6d5c5a15aee93a91b64bcf005ac28bd973e14f9ccf3f60f84
[INFO] running `Command { std: "docker" "start" "-a" "0fe86288e46921a6d5c5a15aee93a91b64bcf005ac28bd973e14f9ccf3f60f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fe86288e46921a6d5c5a15aee93a91b64bcf005ac28bd973e14f9ccf3f60f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe86288e46921a6d5c5a15aee93a91b64bcf005ac28bd973e14f9ccf3f60f84", kill_on_drop: false }`
[INFO] [stdout] 0fe86288e46921a6d5c5a15aee93a91b64bcf005ac28bd973e14f9ccf3f60f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] aa10d95ef17808aa735c108b2d769094fbb8f1be88bb0bb4208d35545b4b70d4
[INFO] running `Command { std: "docker" "start" "-a" "aa10d95ef17808aa735c108b2d769094fbb8f1be88bb0bb4208d35545b4b70d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling seize v0.4.5
[INFO] [stderr]    Compiling diatomic-waker v0.2.0
[INFO] [stderr]    Compiling async-event v0.2.1
[INFO] [stderr]    Compiling qanat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "aa10d95ef17808aa735c108b2d769094fbb8f1be88bb0bb4208d35545b4b70d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa10d95ef17808aa735c108b2d769094fbb8f1be88bb0bb4208d35545b4b70d4", kill_on_drop: false }`
[INFO] [stdout] aa10d95ef17808aa735c108b2d769094fbb8f1be88bb0bb4208d35545b4b70d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f565cadf635a1565a4085b5a985b2340825a9e2fc59b4304ddd7030b1e4885bd
[INFO] running `Command { std: "docker" "start" "-a" "f565cadf635a1565a4085b5a985b2340825a9e2fc59b4304ddd7030b1e4885bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.205
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling easy-parallel v3.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling async-broadcast v0.5.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.205
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling qanat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 31.19s
[INFO] running `Command { std: "docker" "inspect" "f565cadf635a1565a4085b5a985b2340825a9e2fc59b4304ddd7030b1e4885bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f565cadf635a1565a4085b5a985b2340825a9e2fc59b4304ddd7030b1e4885bd", kill_on_drop: false }`
[INFO] [stdout] f565cadf635a1565a4085b5a985b2340825a9e2fc59b4304ddd7030b1e4885bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 09c53311450e598b50ea21b5bc831716f0908e28645355b39f927b2799e22736
[INFO] running `Command { std: "docker" "start" "-a" "09c53311450e598b50ea21b5bc831716f0908e28645355b39f927b2799e22736", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qanat-44c5a1c3b7d6324c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lock::tests::lock_contented ... ok
[INFO] [stderr]      Running tests/broadcast.rs (/opt/rustwide/target/debug/deps/broadcast-86625925aab1afa7)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test basic_async_broadcast ... ok
[INFO] [stdout] test exceptions_broadcast ... ok
[INFO] [stdout] test resizable_capacity_broadcast ... ok
[INFO] [stdout] test snapshot_broadcast ... ok
[INFO] [stdout] test parallel_async_broadcast ... ok
[INFO] [stdout] test parallel_broadcast ... ok
[INFO] [stdout] test same_channel_broadcast ... ok
[INFO] [stdout] test basic_sync_broadcast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mpsc.rs (/opt/rustwide/target/debug/deps/mpsc-fb39c3b61db92972)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test async_mpsc ... ok
[INFO] [stdout] test basic_unbound_mpsc ... ok
[INFO] [stdout] test same_channel_mpsc ... ok
[INFO] [stdout] test same_channel_unbound_mpsc ... ok
[INFO] [stdout] test snapshot_mpsc ... ok
[INFO] [stdout] test sync_mpsc ... ok
[INFO] [stdout] test parallel_mpsc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/oneshot.rs (/opt/rustwide/target/debug/deps/oneshot-f3997b7544c317ec)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test async_mpsc ... ok
[INFO] [stdout] test sync_oneshot ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qanat
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/broadcast.rs - broadcast (line 17) ... ok
[INFO] [stdout] test src/mpsc.rs - mpsc (line 10) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.90s; merged doctests compilation took 0.75s
[INFO] running `Command { std: "docker" "inspect" "09c53311450e598b50ea21b5bc831716f0908e28645355b39f927b2799e22736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c53311450e598b50ea21b5bc831716f0908e28645355b39f927b2799e22736", kill_on_drop: false }`
[INFO] [stdout] 09c53311450e598b50ea21b5bc831716f0908e28645355b39f927b2799e22736
