[INFO] fetching crate mlsub 0.1.0... [INFO] testing mlsub-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate mlsub 0.1.0 into /workspace/builds/worker-66/source [INFO] validating manifest of crates.io crate mlsub 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-66/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded small-ord-set v0.1.3 [INFO] [stderr] Downloaded iter-set v2.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af8b64c18b06195659ac8bff4858b7913a61e3158fe883bf0a53ea5016d7d4be [INFO] running `Command { std: "docker" "start" "-a" "af8b64c18b06195659ac8bff4858b7913a61e3158fe883bf0a53ea5016d7d4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af8b64c18b06195659ac8bff4858b7913a61e3158fe883bf0a53ea5016d7d4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af8b64c18b06195659ac8bff4858b7913a61e3158fe883bf0a53ea5016d7d4be", kill_on_drop: false }` [INFO] [stdout] af8b64c18b06195659ac8bff4858b7913a61e3158fe883bf0a53ea5016d7d4be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bfe40e9ccbb29e3480e3f30c065269654b9a068c0b2303a035a86b349ed3437 [INFO] running `Command { std: "docker" "start" "-a" "9bfe40e9ccbb29e3480e3f30c065269654b9a068c0b2303a035a86b349ed3437", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling seahash v4.1.0 [INFO] [stderr] Compiling im v15.0.0 [INFO] [stderr] Compiling small-ord-set v0.1.3 [INFO] [stderr] Compiling bitmaps v2.1.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_xoshiro v0.4.0 [INFO] [stderr] Compiling sized-chunks v0.6.5 [INFO] [stderr] Compiling mlsub v0.1.0 (/opt/rustwide/workdir) [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.31s [INFO] running `Command { std: "docker" "inspect" "9bfe40e9ccbb29e3480e3f30c065269654b9a068c0b2303a035a86b349ed3437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bfe40e9ccbb29e3480e3f30c065269654b9a068c0b2303a035a86b349ed3437", kill_on_drop: false }` [INFO] [stdout] 9bfe40e9ccbb29e3480e3f30c065269654b9a068c0b2303a035a86b349ed3437 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f12307cc1653ad2c8fff62b5fb6efeb13635a2bffd6b9d712b187e2d2c642576 [INFO] running `Command { std: "docker" "start" "-a" "f12307cc1653ad2c8fff62b5fb6efeb13635a2bffd6b9d712b187e2d2c642576", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling iter-set v2.0.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling rand_distr v0.3.0 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling proptest v0.10.1 [INFO] [stderr] Compiling mlsub v0.1.0 (/opt/rustwide/workdir) [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 14.94s [INFO] running `Command { std: "docker" "inspect" "f12307cc1653ad2c8fff62b5fb6efeb13635a2bffd6b9d712b187e2d2c642576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f12307cc1653ad2c8fff62b5fb6efeb13635a2bffd6b9d712b187e2d2c642576", kill_on_drop: false }` [INFO] [stdout] f12307cc1653ad2c8fff62b5fb6efeb13635a2bffd6b9d712b187e2d2c642576 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 252a8d7d0667bd16a733b65e57a792a9b4c561493db46c03332d856d1db1d741 [INFO] running `Command { std: "docker" "start" "-a" "252a8d7d0667bd16a733b65e57a792a9b4c561493db46c03332d856d1db1d741", kill_on_drop: false }` [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 1 warning [INFO] [stderr] warning: `mlsub` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mlsub-973efa139c6d248d) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test biunify::tests::constructed ... ok [INFO] [stdout] test tests::arbitrary::auto_neg ... ok [INFO] [stdout] test tests::arbitrary::polar_pos ... ok [INFO] [stdout] test tests::arbitrary::polar_neg ... ok [INFO] [stdout] test tests::arbitrary::auto_pos ... ok [INFO] [stdout] test auto::reduce::tests::reduce_one_pos ... ok [INFO] [stdout] test auto::reduce::tests::reduce_one_neg ... 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] [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 18.47s [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" "252a8d7d0667bd16a733b65e57a792a9b4c561493db46c03332d856d1db1d741", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "252a8d7d0667bd16a733b65e57a792a9b4c561493db46c03332d856d1db1d741", kill_on_drop: false }` [INFO] [stdout] 252a8d7d0667bd16a733b65e57a792a9b4c561493db46c03332d856d1db1d741