[INFO] fetching crate breve 0.1.0... [INFO] testing breve-0.1.0 against beta-2026-04-21 for beta-1.96-1 [INFO] extracting crate breve 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate breve 0.1.0 [INFO] finished tweaking crates.io crate breve 0.1.0 [INFO] tweaked toml for crates.io crate breve 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate breve 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 breve 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 693ac5a07a0744483863105a2eb05ae87f428b20fada53a745e3b182880399b6 [INFO] running `Command { std: "docker" "start" "-a" "693ac5a07a0744483863105a2eb05ae87f428b20fada53a745e3b182880399b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "693ac5a07a0744483863105a2eb05ae87f428b20fada53a745e3b182880399b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "693ac5a07a0744483863105a2eb05ae87f428b20fada53a745e3b182880399b6", kill_on_drop: false }` [INFO] [stdout] 693ac5a07a0744483863105a2eb05ae87f428b20fada53a745e3b182880399b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b9c79e6d66e91bf8455c25f5d2e03b6ce76e934762349eb439221b1ac82f8cf0 [INFO] running `Command { std: "docker" "start" "-a" "b9c79e6d66e91bf8455c25f5d2e03b6ce76e934762349eb439221b1ac82f8cf0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling zerocopy v0.7.32 [INFO] [stderr] Compiling seize v0.3.3 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-queue v0.3.11 [INFO] [stderr] Compiling getrandom v0.2.14 [INFO] [stderr] Compiling crossbeam-skiplist v0.1.3 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling const-random v0.1.18 [INFO] [stderr] Compiling flurry v0.5.1 [INFO] [stderr] Compiling breve v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/buckets.rs:41:16 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.24s [INFO] running `Command { std: "docker" "inspect" "b9c79e6d66e91bf8455c25f5d2e03b6ce76e934762349eb439221b1ac82f8cf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c79e6d66e91bf8455c25f5d2e03b6ce76e934762349eb439221b1ac82f8cf0", kill_on_drop: false }` [INFO] [stdout] b9c79e6d66e91bf8455c25f5d2e03b6ce76e934762349eb439221b1ac82f8cf0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 94ceb4b01e63143f12f0067b6d9fa607dad9cfad6350aca440c6f5b3a5d4c44f [INFO] running `Command { std: "docker" "start" "-a" "94ceb4b01e63143f12f0067b6d9fa607dad9cfad6350aca440c6f5b3a5d4c44f", kill_on_drop: false }` [INFO] [stderr] Compiling breve v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/buckets.rs:41:16 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/buckets.rs:41:16 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "94ceb4b01e63143f12f0067b6d9fa607dad9cfad6350aca440c6f5b3a5d4c44f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94ceb4b01e63143f12f0067b6d9fa607dad9cfad6350aca440c6f5b3a5d4c44f", kill_on_drop: false }` [INFO] [stdout] 94ceb4b01e63143f12f0067b6d9fa607dad9cfad6350aca440c6f5b3a5d4c44f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 982bbccfbdbab7bd0dbca6f86c5478d80e6cd8ce642e9f7325b56ca32c0de9cf [INFO] running `Command { std: "docker" "start" "-a" "982bbccfbdbab7bd0dbca6f86c5478d80e6cd8ce642e9f7325b56ca32c0de9cf", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/buckets.rs:41:16 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 41 | pub fn get(&self, key: &Key) -> Option>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `breve` (lib) generated 1 warning (run `cargo fix --lib -p breve` to apply 1 suggestion) [INFO] [stderr] warning: `breve` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/breve-712b9da39873138f) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test buckets::tests::test_compact ... ok [INFO] [stdout] test uno::tests::test_uno ... ok [INFO] [stderr] Doc-tests breve [INFO] [stdout] test buckets::tests::test_fast ... ok [INFO] [stdout] test estimator::tests::test_cmk_paras ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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" "982bbccfbdbab7bd0dbca6f86c5478d80e6cd8ce642e9f7325b56ca32c0de9cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "982bbccfbdbab7bd0dbca6f86c5478d80e6cd8ce642e9f7325b56ca32c0de9cf", kill_on_drop: false }` [INFO] [stdout] 982bbccfbdbab7bd0dbca6f86c5478d80e6cd8ce642e9f7325b56ca32c0de9cf