[INFO] fetching crate kurobako 0.2.10... [INFO] checking kurobako-0.2.10 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate kurobako 0.2.10 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate kurobako 0.2.10 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 crates.io crate kurobako 0.2.10 [INFO] finished tweaking crates.io crate kurobako 0.2.10 [INFO] tweaked toml for crates.io crate kurobako 0.2.10 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate kurobako 0.2.10 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 trackable v0.2.24 [INFO] [stderr] Downloaded trackable_derive v1.0.0 [INFO] [stderr] Downloaded num v0.3.1 [INFO] [stderr] Downloaded rustats v0.1.2 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded randomforest v0.1.6 [INFO] [stderr] Downloaded trackable v1.2.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.8 [INFO] [stderr] Downloaded kurobako_solvers v0.2.2 [INFO] [stderr] Downloaded nasbench v0.1.2 [INFO] [stderr] Downloaded kurobako_problems v0.1.14 [INFO] [stderr] Downloaded bytecodec v0.4.15 [INFO] [stderr] Downloaded protobuf_codec v0.2.8 [INFO] [stderr] Downloaded hdf5file v0.1.1 [INFO] [stderr] Downloaded num-bigint v0.3.3 [INFO] [stderr] Downloaded ndarray v0.12.1 [INFO] [stderr] Downloaded rlua v0.17.1 [INFO] [stderr] Downloaded kurobako_core v0.1.12 [INFO] [stderr] Downloaded yamakan v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 80028c8cc071a7d1537669e693af7173c65b943d9f3613f5b56caae8a1d89228 [INFO] running `Command { std: "docker" "start" "-a" "80028c8cc071a7d1537669e693af7173c65b943d9f3613f5b56caae8a1d89228", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80028c8cc071a7d1537669e693af7173c65b943d9f3613f5b56caae8a1d89228", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80028c8cc071a7d1537669e693af7173c65b943d9f3613f5b56caae8a1d89228", kill_on_drop: false }` [INFO] [stdout] 80028c8cc071a7d1537669e693af7173c65b943d9f3613f5b56caae8a1d89228 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8cb07b79de4a0d8617dcad85ab12b8a9fb0a744382a393aab446206ae041deff [INFO] running `Command { std: "docker" "start" "-a" "8cb07b79de4a0d8617dcad85ab12b8a9fb0a744382a393aab446206ae041deff", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking ordered-float v2.10.0 [INFO] [stderr] Compiling rlua v0.17.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling build_const v0.2.2 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking rayon-core v1.9.2 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking rayon v1.5.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking rand_distr v0.3.0 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking rustats v0.1.2 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Compiling trackable_derive v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking trackable v1.2.0 [INFO] [stderr] Checking trackable v0.2.24 [INFO] [stderr] Checking bytecodec v0.4.15 [INFO] [stderr] Checking hdf5file v0.1.1 [INFO] [stderr] Checking yamakan v0.2.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking randomforest v0.1.6 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking protobuf_codec v0.2.8 [INFO] [stderr] Checking serde v1.0.136 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking kurobako_core v0.1.12 [INFO] [stderr] Checking nasbench v0.1.2 [INFO] [stderr] Checking kurobako_problems v0.1.14 [INFO] [stderr] Checking kurobako_solvers v0.2.2 [INFO] [stderr] Checking kurobako v0.2.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `BestValues` is never constructed [INFO] [stdout] --> src/plot/curve.rs:364:8 [INFO] [stdout] | [INFO] [stdout] 364 | struct BestValues {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BestValues` is never constructed [INFO] [stdout] --> src/plot/curve.rs:364:8 [INFO] [stdout] | [INFO] [stdout] 364 | struct BestValues {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rlua v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "8cb07b79de4a0d8617dcad85ab12b8a9fb0a744382a393aab446206ae041deff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cb07b79de4a0d8617dcad85ab12b8a9fb0a744382a393aab446206ae041deff", kill_on_drop: false }` [INFO] [stdout] 8cb07b79de4a0d8617dcad85ab12b8a9fb0a744382a393aab446206ae041deff [INFO] checking kurobako-0.2.10 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate kurobako 0.2.10 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate kurobako 0.2.10 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 crates.io crate kurobako 0.2.10 [INFO] finished tweaking crates.io crate kurobako 0.2.10 [INFO] tweaked toml for crates.io crate kurobako 0.2.10 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate kurobako 0.2.10 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 115e776c2112a9df86d64bb4c4464a6938befb3f8e74497b143649b621ac0f9d [INFO] running `Command { std: "docker" "start" "-a" "115e776c2112a9df86d64bb4c4464a6938befb3f8e74497b143649b621ac0f9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "115e776c2112a9df86d64bb4c4464a6938befb3f8e74497b143649b621ac0f9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "115e776c2112a9df86d64bb4c4464a6938befb3f8e74497b143649b621ac0f9d", kill_on_drop: false }` [INFO] [stdout] 115e776c2112a9df86d64bb4c4464a6938befb3f8e74497b143649b621ac0f9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 100caca49abb74bfe64bb7381b79b30d7535498e26c4c1461e30c038c2ce04cb [INFO] running `Command { std: "docker" "start" "-a" "100caca49abb74bfe64bb7381b79b30d7535498e26c4c1461e30c038c2ce04cb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.8/src/sync/parker.rs:366:25 [INFO] [stdout] | [INFO] [stdout] 366 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 367 | | NOTIFIED | PARKED => return, [INFO] [stdout] 368 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 369 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [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" "100caca49abb74bfe64bb7381b79b30d7535498e26c4c1461e30c038c2ce04cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "100caca49abb74bfe64bb7381b79b30d7535498e26c4c1461e30c038c2ce04cb", kill_on_drop: false }` [INFO] [stdout] 100caca49abb74bfe64bb7381b79b30d7535498e26c4c1461e30c038c2ce04cb