[INFO] fetching crate mlsub 0.1.0... [INFO] testing mlsub-0.1.0 against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285 [INFO] extracting crate mlsub 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate mlsub 0.1.0 on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "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-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 62 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.5.3 (latest: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (latest: v0.8.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bitmaps v2.1.0 (latest: v3.2.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding proptest v0.10.1 (latest: v1.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_distr v0.3.0 (latest: v0.4.3) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_xorshift v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding sized-chunks v0.6.5 (latest: v0.7.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iter-set v2.0.2 [INFO] [stderr] Downloaded rand_distr v0.3.0 [INFO] [stderr] Downloaded small-ord-set v0.1.3 [INFO] [stderr] Downloaded proptest v0.10.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5f035e4e4d974f9c1d8a839673e18e934dbec65f3370e201181792f7474d19e [INFO] running `Command { std: "docker" "start" "-a" "e5f035e4e4d974f9c1d8a839673e18e934dbec65f3370e201181792f7474d19e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5f035e4e4d974f9c1d8a839673e18e934dbec65f3370e201181792f7474d19e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5f035e4e4d974f9c1d8a839673e18e934dbec65f3370e201181792f7474d19e", kill_on_drop: false }` [INFO] [stdout] e5f035e4e4d974f9c1d8a839673e18e934dbec65f3370e201181792f7474d19e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29407e5e3301c1f7167cd3e1eeaaa0e3ee3d990aa3892f3d5e34cdb7f7edc4d4 [INFO] running `Command { std: "docker" "start" "-a" "29407e5e3301c1f7167cd3e1eeaaa0e3ee3d990aa3892f3d5e34cdb7f7edc4d4", kill_on_drop: false }` [INFO] [stderr] Compiling bitmaps v2.1.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling seahash v4.1.0 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling rand_xoshiro v0.6.0 [INFO] [stderr] Compiling small-ord-set v0.1.3 [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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.21s [INFO] running `Command { std: "docker" "inspect" "29407e5e3301c1f7167cd3e1eeaaa0e3ee3d990aa3892f3d5e34cdb7f7edc4d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29407e5e3301c1f7167cd3e1eeaaa0e3ee3d990aa3892f3d5e34cdb7f7edc4d4", kill_on_drop: false }` [INFO] [stdout] 29407e5e3301c1f7167cd3e1eeaaa0e3ee3d990aa3892f3d5e34cdb7f7edc4d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c66d6409fd7f2f8db3ce21095c72a7128a2d36aa0d3dfc11a7b32fe35245460d [INFO] running `Command { std: "docker" "start" "-a" "c66d6409fd7f2f8db3ce21095c72a7128a2d36aa0d3dfc11a7b32fe35245460d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling fastrand v2.1.1 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling regex-syntax v0.6.29 [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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling tempfile v3.12.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [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] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.66s [INFO] running `Command { std: "docker" "inspect" "c66d6409fd7f2f8db3ce21095c72a7128a2d36aa0d3dfc11a7b32fe35245460d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c66d6409fd7f2f8db3ce21095c72a7128a2d36aa0d3dfc11a7b32fe35245460d", kill_on_drop: false }` [INFO] [stdout] c66d6409fd7f2f8db3ce21095c72a7128a2d36aa0d3dfc11a7b32fe35245460d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a3eae757451b294ff07d0db72b23aabfe4e400f7ed1801207b71a21bed95562c [INFO] running `Command { std: "docker" "start" "-a" "a3eae757451b294ff07d0db72b23aabfe4e400f7ed1801207b71a21bed95562c", 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 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlsub-f3e0fe6f7e17c839) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test biunify::tests::constructed ... ok [INFO] [stdout] test tests::arbitrary::auto_pos ... ok [INFO] [stdout] test tests::arbitrary::polar_pos ... ok [INFO] [stdout] test tests::arbitrary::auto_neg ... 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 ... ok [INFO] [stdout] test biunify::tests::biunify_reduced ... ok [INFO] [stdout] test biunify::tests::biunify_all ... ok [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 8.28s [INFO] [stdout] [INFO] [stderr] Doc-tests mlsub [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" "a3eae757451b294ff07d0db72b23aabfe4e400f7ed1801207b71a21bed95562c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3eae757451b294ff07d0db72b23aabfe4e400f7ed1801207b71a21bed95562c", kill_on_drop: false }` [INFO] [stdout] a3eae757451b294ff07d0db72b23aabfe4e400f7ed1801207b71a21bed95562c