[INFO] cloning repository https://github.com/umatbro/rust-py [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umatbro/rust-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumatbro%2Frust-py", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumatbro%2Frust-py'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 625536be4b6854986e65c30904614a6acdc58f66 [INFO] checking umatbro/rust-py against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumatbro%2Frust-py" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/umatbro/rust-py on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/umatbro/rust-py [INFO] finished tweaking git repo https://github.com/umatbro/rust-py [INFO] tweaked toml for git repo https://github.com/umatbro/rust-py written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/umatbro/rust-py 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyo3-build-config v0.19.0 [INFO] [stderr] Downloaded rstest v0.17.0 [INFO] [stderr] Downloaded pyo3-macros-backend v0.19.0 [INFO] [stderr] Downloaded closure v0.3.0 [INFO] [stderr] Downloaded pyo3-macros v0.19.0 [INFO] [stderr] Downloaded rstest_macros v0.17.0 [INFO] [stderr] Downloaded pyo3-ffi v0.19.0 [INFO] [stderr] Downloaded pyo3 v0.19.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31a2b731c71bb9242bf88fc0b357c1ef0dcc265d185da8055069f4eff545cfb7 [INFO] running `Command { std: "docker" "start" "-a" "31a2b731c71bb9242bf88fc0b357c1ef0dcc265d185da8055069f4eff545cfb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31a2b731c71bb9242bf88fc0b357c1ef0dcc265d185da8055069f4eff545cfb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31a2b731c71bb9242bf88fc0b357c1ef0dcc265d185da8055069f4eff545cfb7", kill_on_drop: false }` [INFO] [stdout] 31a2b731c71bb9242bf88fc0b357c1ef0dcc265d185da8055069f4eff545cfb7 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6c0f8dc46489f2c697699dfb230bd0ddb0f27cc4334cae1b51195b641b4b02a [INFO] running `Command { std: "docker" "start" "-a" "e6c0f8dc46489f2c697699dfb230bd0ddb0f27cc4334cae1b51195b641b4b02a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling target-lexicon v0.12.7 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling semver v1.0.17 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking lock_api v0.4.10 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking unindent v0.1.11 [INFO] [stderr] Compiling indoc v1.0.9 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking closure v0.3.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Compiling rstest_macros v0.17.0 [INFO] [stderr] Compiling pyo3-build-config v0.19.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking crossbeam v0.8.2 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Compiling pyo3-ffi v0.19.0 [INFO] [stderr] Compiling pyo3 v0.19.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling pyo3-macros-backend v0.19.0 [INFO] [stderr] Checking futures-util v0.3.28 [INFO] [stderr] Compiling pyo3-macros v0.19.0 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking rstest v0.17.0 [INFO] [stderr] Checking mtrx-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multiply_matrices` is never used [INFO] [stdout] --> src/lib.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn multiply_matrices(matrix1: &[Vec], matrix2: &[Vec]) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multiply_matrices` is never used [INFO] [stdout] --> src/lib.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn multiply_matrices(matrix1: &[Vec], matrix2: &[Vec]) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_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 6.62s [INFO] running `Command { std: "docker" "inspect" "e6c0f8dc46489f2c697699dfb230bd0ddb0f27cc4334cae1b51195b641b4b02a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6c0f8dc46489f2c697699dfb230bd0ddb0f27cc4334cae1b51195b641b4b02a", kill_on_drop: false }` [INFO] [stdout] e6c0f8dc46489f2c697699dfb230bd0ddb0f27cc4334cae1b51195b641b4b02a [INFO] checking umatbro/rust-py against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumatbro%2Frust-py" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/umatbro/rust-py on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/umatbro/rust-py [INFO] finished tweaking git repo https://github.com/umatbro/rust-py [INFO] tweaked toml for git repo https://github.com/umatbro/rust-py written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/umatbro/rust-py 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 66fb4bd0a89db8794a49ce1323d9091679d00da185f6239770bff2dc310f9a71 [INFO] running `Command { std: "docker" "start" "-a" "66fb4bd0a89db8794a49ce1323d9091679d00da185f6239770bff2dc310f9a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66fb4bd0a89db8794a49ce1323d9091679d00da185f6239770bff2dc310f9a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66fb4bd0a89db8794a49ce1323d9091679d00da185f6239770bff2dc310f9a71", kill_on_drop: false }` [INFO] [stdout] 66fb4bd0a89db8794a49ce1323d9091679d00da185f6239770bff2dc310f9a71 [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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfd81733bcb15ba0282622e78d15869af433dabe117bf326527dfbcb8b5f50bb [INFO] running `Command { std: "docker" "start" "-a" "bfd81733bcb15ba0282622e78d15869af433dabe117bf326527dfbcb8b5f50bb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling target-lexicon v0.12.7 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling semver v1.0.17 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling indoc v1.0.9 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking unindent v0.1.11 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking closure v0.3.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25 [INFO] [stdout] | [INFO] [stdout] 371 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 372 | | NOTIFIED | PARKED => return, [INFO] [stdout] 373 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 374 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bfd81733bcb15ba0282622e78d15869af433dabe117bf326527dfbcb8b5f50bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfd81733bcb15ba0282622e78d15869af433dabe117bf326527dfbcb8b5f50bb", kill_on_drop: false }` [INFO] [stdout] bfd81733bcb15ba0282622e78d15869af433dabe117bf326527dfbcb8b5f50bb