[INFO] fetching crate mlsub 0.1.0... [INFO] testing mlsub-0.1.0 against beta-2025-04-13 for beta-1.87-1 [INFO] extracting crate mlsub 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate mlsub 0.1.0 on toolchain beta-2025-04-13 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mlsub 0.1.0 [INFO] finished tweaking crates.io crate mlsub 0.1.0 [INFO] tweaked toml for crates.io crate mlsub 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 65 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.9.0 (available: v0.14.0) [INFO] [stderr] Adding proptest v0.10.1 (available: v1.6.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.0) [INFO] [stderr] Adding rand_distr v0.3.0 (available: v0.5.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b03f11c6804e1a7a8a780539f9bc1fcb73e8ecd81b70e57268d522cc87c1339 [INFO] running `Command { std: "docker" "start" "-a" "9b03f11c6804e1a7a8a780539f9bc1fcb73e8ecd81b70e57268d522cc87c1339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b03f11c6804e1a7a8a780539f9bc1fcb73e8ecd81b70e57268d522cc87c1339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b03f11c6804e1a7a8a780539f9bc1fcb73e8ecd81b70e57268d522cc87c1339", kill_on_drop: false }` [INFO] [stdout] 9b03f11c6804e1a7a8a780539f9bc1fcb73e8ecd81b70e57268d522cc87c1339 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9005ed1520fc0ac100d6c45a58fb05ff45c1bd752352f12c33382b83e4410b3 [INFO] running `Command { std: "docker" "start" "-a" "c9005ed1520fc0ac100d6c45a58fb05ff45c1bd752352f12c33382b83e4410b3", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling smallvec v1.15.0 [INFO] [stderr] Compiling seahash v4.1.0 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling rand_xoshiro v0.6.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling small-ord-set v0.1.3 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Compiling bitmaps v2.1.0 [INFO] [stderr] Compiling sized-chunks v0.6.5 [INFO] [stderr] Compiling mlsub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/auto/build/polar.rs:40:58 [INFO] [stdout] | [INFO] [stdout] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 40 | pub(crate) fn simple_builder(&'a mut self) -> Builder { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/subsume/mod.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 45 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 46 | [INFO] [stdout] 47 | self.remove_flow(pair); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.83s [INFO] running `Command { std: "docker" "inspect" "c9005ed1520fc0ac100d6c45a58fb05ff45c1bd752352f12c33382b83e4410b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9005ed1520fc0ac100d6c45a58fb05ff45c1bd752352f12c33382b83e4410b3", kill_on_drop: false }` [INFO] [stdout] c9005ed1520fc0ac100d6c45a58fb05ff45c1bd752352f12c33382b83e4410b3 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3d3583795d5bdc4b2a6e8bcd41901f30d29f927edc5e0ecc6f239bba9a1673d [INFO] running `Command { std: "docker" "start" "-a" "c3d3583795d5bdc4b2a6e8bcd41901f30d29f927edc5e0ecc6f239bba9a1673d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Compiling libm v0.2.11 [INFO] [stderr] Compiling rustix v1.0.5 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling getrandom v0.3.2 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling linux-raw-sys v0.9.4 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling iter-set v2.0.2 [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/auto/build/polar.rs:40:58 [INFO] [stdout] | [INFO] [stdout] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 40 | pub(crate) fn simple_builder(&'a mut self) -> Builder { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/subsume/mod.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 45 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 46 | [INFO] [stdout] 47 | self.remove_flow(pair); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling wait-timeout v0.2.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling tempfile v3.19.1 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand_distr v0.3.0 [INFO] [stderr] Compiling proptest v0.10.1 [INFO] [stderr] Compiling mlsub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/auto/build/polar.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 33 | ) -> Builder> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/auto/build/polar.rs:40:58 [INFO] [stdout] | [INFO] [stdout] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 40 | pub(crate) fn simple_builder(&'a mut self) -> Builder { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/subsume/mod.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 45 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 46 | [INFO] [stdout] 47 | self.remove_flow(pair); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 21.94s [INFO] running `Command { std: "docker" "inspect" "c3d3583795d5bdc4b2a6e8bcd41901f30d29f927edc5e0ecc6f239bba9a1673d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3d3583795d5bdc4b2a6e8bcd41901f30d29f927edc5e0ecc6f239bba9a1673d", kill_on_drop: false }` [INFO] [stdout] c3d3583795d5bdc4b2a6e8bcd41901f30d29f927edc5e0ecc6f239bba9a1673d [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7b22d2b16c0e8b635426e51be515139821c02eb7466e13a4571bdf99b7cb5ef8 [INFO] running `Command { std: "docker" "start" "-a" "7b22d2b16c0e8b635426e51be515139821c02eb7466e13a4571bdf99b7cb5ef8", kill_on_drop: false }` [INFO] [stderr] warning: elided lifetime has a name [INFO] [stderr] --> src/auto/build/polar.rs:40:58 [INFO] [stderr] | [INFO] [stderr] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stderr] | -- lifetime `'a` declared here [INFO] [stderr] ... [INFO] [stderr] 40 | pub(crate) fn simple_builder(&'a mut self) -> Builder { [INFO] [stderr] | ^ this elided lifetime gets resolved as `'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/subsume/mod.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 45 | unimplemented!(); [INFO] [stderr] | ---------------- any code following this expression is unreachable [INFO] [stderr] 46 | [INFO] [stderr] 47 | self.remove_flow(pair); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mlsub` (lib) generated 2 warnings [INFO] [stderr] warning: elided lifetime has a name [INFO] [stderr] --> src/auto/build/polar.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stderr] | -- lifetime `'a` declared here [INFO] [stderr] ... [INFO] [stderr] 33 | ) -> Builder> { [INFO] [stderr] | ^ this elided lifetime gets resolved as `'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: elided lifetime has a name [INFO] [stderr] --> src/auto/build/polar.rs:40:58 [INFO] [stderr] | [INFO] [stderr] 29 | impl<'a, C: Constructor> Automaton { [INFO] [stderr] | -- lifetime `'a` declared here [INFO] [stderr] ... [INFO] [stderr] 40 | pub(crate) fn simple_builder(&'a mut self) -> Builder { [INFO] [stderr] | ^ this elided lifetime gets resolved as `'a` [INFO] [stderr] [INFO] [stderr] warning: `mlsub` (lib test) generated 3 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlsub-3602057024e271c3) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test biunify::tests::constructed ... ok [INFO] [stdout] test tests::arbitrary::polar_pos ... ok [INFO] [stdout] test tests::arbitrary::auto_neg ... ok [INFO] [stdout] test tests::arbitrary::auto_pos ... ok [INFO] [stdout] test tests::arbitrary::polar_neg ... ok [INFO] [stdout] test auto::reduce::tests::reduce_one_neg ... ok [INFO] [stdout] test auto::reduce::tests::reduce_one_pos ... ok [INFO] [stdout] test biunify::tests::biunify_reduced ... ok [INFO] [stdout] test biunify::tests::biunify ... ok [INFO] [stdout] test biunify::tests::biunify_all ... ok [INFO] [stderr] Doc-tests mlsub [INFO] [stdout] test biunify::tests::biunify_all_reduced ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 16.55s [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" "7b22d2b16c0e8b635426e51be515139821c02eb7466e13a4571bdf99b7cb5ef8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b22d2b16c0e8b635426e51be515139821c02eb7466e13a4571bdf99b7cb5ef8", kill_on_drop: false }` [INFO] [stdout] 7b22d2b16c0e8b635426e51be515139821c02eb7466e13a4571bdf99b7cb5ef8