[INFO] fetching crate sack 0.1.0...
[INFO] testing sack-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sack 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sack 0.1.0
[INFO] finished tweaking crates.io crate sack 0.1.0
[INFO] tweaked toml for crates.io crate sack 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sack 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] crate crates.io crate sack 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ab11e212fac1dc638afd0a06246d86fe2ddda51b3d2570a6583d7452d180e4b6
[INFO] running `Command { std: "docker" "start" "-a" "ab11e212fac1dc638afd0a06246d86fe2ddda51b3d2570a6583d7452d180e4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab11e212fac1dc638afd0a06246d86fe2ddda51b3d2570a6583d7452d180e4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab11e212fac1dc638afd0a06246d86fe2ddda51b3d2570a6583d7452d180e4b6", kill_on_drop: false }`
[INFO] [stdout] ab11e212fac1dc638afd0a06246d86fe2ddda51b3d2570a6583d7452d180e4b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a86238fb5f4cc31df2d924b4ac9d037ec8d3afbbd70100df9c92eb06e08b1b0c
[INFO] running `Command { std: "docker" "start" "-a" "a86238fb5f4cc31df2d924b4ac9d037ec8d3afbbd70100df9c92eb06e08b1b0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a86238fb5f4cc31df2d924b4ac9d037ec8d3afbbd70100df9c92eb06e08b1b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86238fb5f4cc31df2d924b4ac9d037ec8d3afbbd70100df9c92eb06e08b1b0c", kill_on_drop: false }`
[INFO] [stdout] a86238fb5f4cc31df2d924b4ac9d037ec8d3afbbd70100df9c92eb06e08b1b0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 17f6e5be1d143144f6341fe60086dfefe868b27d951f20b5784b132fa92b7321
[INFO] running `Command { std: "docker" "start" "-a" "17f6e5be1d143144f6341fe60086dfefe868b27d951f20b5784b132fa92b7321", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling sack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.61s
[INFO] running `Command { std: "docker" "inspect" "17f6e5be1d143144f6341fe60086dfefe868b27d951f20b5784b132fa92b7321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f6e5be1d143144f6341fe60086dfefe868b27d951f20b5784b132fa92b7321", kill_on_drop: false }`
[INFO] [stdout] 17f6e5be1d143144f6341fe60086dfefe868b27d951f20b5784b132fa92b7321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cf5bfb8da0166fbb194a6fe0067dde78aa6708e4148b63ded695a89da9e9b632
[INFO] running `Command { std: "docker" "start" "-a" "cf5bfb8da0166fbb194a6fe0067dde78aa6708e4148b63ded695a89da9e9b632", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sack-c3fcfaac404a7423)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_waker_set ... ok
[INFO] [stdout] test tests::test_sack_add_drain ... ok
[INFO] [stdout] test tests::test_sack_is_empty ... ok
[INFO] [stdout] test tests::test_sack_concurrent_add ... ok
[INFO] [stderr]    Doc-tests sack
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - Sack (line 62) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.90s; merged doctests compilation took 0.89s
[INFO] running `Command { std: "docker" "inspect" "cf5bfb8da0166fbb194a6fe0067dde78aa6708e4148b63ded695a89da9e9b632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5bfb8da0166fbb194a6fe0067dde78aa6708e4148b63ded695a89da9e9b632", kill_on_drop: false }`
[INFO] [stdout] cf5bfb8da0166fbb194a6fe0067dde78aa6708e4148b63ded695a89da9e9b632
