[INFO] fetching crate hilbert-curve-rust 0.1.2... [INFO] checking hilbert-curve-rust-0.1.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate hilbert-curve-rust 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate hilbert-curve-rust 0.1.2 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] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate hilbert-curve-rust 0.1.2 [INFO] finished tweaking crates.io crate hilbert-curve-rust 0.1.2 [INFO] tweaked toml for crates.io crate hilbert-curve-rust 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 102 packages [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fast_hilbert v1.0.1 (latest: v2.0.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Downloading crates ... [INFO] [stderr] Downloaded hilbert_curve v0.2.0 [INFO] [stderr] Downloaded fast_hilbert v1.0.1 [INFO] [stderr] Downloaded hilbert_2d v1.1.0 [INFO] [stderr] Downloaded hilbert v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 836a0f372416188507d28d182fe57f4517556aba3bfc6186f0b8e8a22ccddb24 [INFO] running `Command { std: "docker" "start" "-a" "836a0f372416188507d28d182fe57f4517556aba3bfc6186f0b8e8a22ccddb24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "836a0f372416188507d28d182fe57f4517556aba3bfc6186f0b8e8a22ccddb24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "836a0f372416188507d28d182fe57f4517556aba3bfc6186f0b8e8a22ccddb24", kill_on_drop: false }` [INFO] [stdout] 836a0f372416188507d28d182fe57f4517556aba3bfc6186f0b8e8a22ccddb24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 951b78e37074ab7bf0b9338d909c2e6a3baa3cf8cacd3823fa88f5d3da8f358c [INFO] running `Command { std: "docker" "start" "-a" "951b78e37074ab7bf0b9338d909c2e6a3baa3cf8cacd3823fa88f5d3da8f358c", kill_on_drop: false }` [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking fast_hilbert v1.0.1 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking hilbert_2d v1.1.0 [INFO] [stderr] Checking hilbert_curve v0.2.0 [INFO] [stderr] Checking hilbert-curve-rust v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hilbert_curve_algorithm.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | fn rotate_point(mut point: &mut CoordinateValue, rx: u32, ry: u32, number_columns: u32) -> () { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hilbert_curve_algorithm.rs:76:19 [INFO] [stdout] | [INFO] [stdout] 76 | fn move_point(mut point: &mut CoordinateValue, rx: u32, ry: u32, order_index: u32) -> () { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking spectral v0.6.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking hilbert v0.1.2 [INFO] [stdout] warning: unused variable: `order` [INFO] [stdout] --> benches/benchmark.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | |b, order| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_order` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hilbert_curve_algorithm.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | fn rotate_point(mut point: &mut CoordinateValue, rx: u32, ry: u32, number_columns: u32) -> () { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hilbert_curve_algorithm.rs:76:19 [INFO] [stdout] | [INFO] [stdout] 76 | fn move_point(mut point: &mut CoordinateValue, rx: u32, ry: u32, order_index: u32) -> () { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "951b78e37074ab7bf0b9338d909c2e6a3baa3cf8cacd3823fa88f5d3da8f358c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "951b78e37074ab7bf0b9338d909c2e6a3baa3cf8cacd3823fa88f5d3da8f358c", kill_on_drop: false }` [INFO] [stdout] 951b78e37074ab7bf0b9338d909c2e6a3baa3cf8cacd3823fa88f5d3da8f358c [INFO] checking hilbert-curve-rust-0.1.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate hilbert-curve-rust 0.1.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate hilbert-curve-rust 0.1.2 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] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate hilbert-curve-rust 0.1.2 [INFO] finished tweaking crates.io crate hilbert-curve-rust 0.1.2 [INFO] tweaked toml for crates.io crate hilbert-curve-rust 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 83f9cfcfe73ccfc314b136fdc9f06cbdcfdea48b7c0e3475c29955fe10ba355d [INFO] running `Command { std: "docker" "start" "-a" "83f9cfcfe73ccfc314b136fdc9f06cbdcfdea48b7c0e3475c29955fe10ba355d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83f9cfcfe73ccfc314b136fdc9f06cbdcfdea48b7c0e3475c29955fe10ba355d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f9cfcfe73ccfc314b136fdc9f06cbdcfdea48b7c0e3475c29955fe10ba355d", kill_on_drop: false }` [INFO] [stdout] 83f9cfcfe73ccfc314b136fdc9f06cbdcfdea48b7c0e3475c29955fe10ba355d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 005a1bd3f607fc837df05ca90d03899a220e05ae75e45f62f1f28ce26f5bd381 [INFO] running `Command { std: "docker" "start" "-a" "005a1bd3f607fc837df05ca90d03899a220e05ae75e45f62f1f28ce26f5bd381", kill_on_drop: false }` [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking crossbeam-utils v0.8.19 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25 [INFO] [stdout] | [INFO] [stdout] 370 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 371 | | NOTIFIED | PARKED => return, [INFO] [stdout] 372 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 373 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling indexmap v1.9.3 [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] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `rustc-serialize` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "005a1bd3f607fc837df05ca90d03899a220e05ae75e45f62f1f28ce26f5bd381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "005a1bd3f607fc837df05ca90d03899a220e05ae75e45f62f1f28ce26f5bd381", kill_on_drop: false }` [INFO] [stdout] 005a1bd3f607fc837df05ca90d03899a220e05ae75e45f62f1f28ce26f5bd381