[INFO] fetching crate cackle 0.2.0... [INFO] checking cackle-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cackle 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate cackle 0.2.0 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 cackle 0.2.0 [INFO] finished tweaking crates.io crate cackle 0.2.0 [INFO] tweaked toml for crates.io crate cackle 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate cackle 0.2.0 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 serde_spanned v0.6.3 [INFO] [stderr] Downloaded toml v0.7.6 [INFO] [stderr] Downloaded tui-input v0.8.0 [INFO] [stderr] Downloaded colorchoice v1.0.0 [INFO] [stderr] Downloaded strum v0.25.0 [INFO] [stderr] Downloaded indexmap v2.0.0 [INFO] [stderr] Downloaded ar v0.9.0 [INFO] [stderr] Downloaded colored v2.0.4 [INFO] [stderr] Downloaded anstyle-wincon v1.0.2 [INFO] [stderr] Downloaded clap_derive v4.3.12 [INFO] [stderr] Downloaded clap v4.3.23 [INFO] [stderr] Downloaded clap_builder v4.3.23 [INFO] [stderr] Downloaded rustix v0.38.8 [INFO] [stderr] Downloaded flate2 v1.0.27 [INFO] [stderr] Downloaded ruzstd v0.4.0 [INFO] [stderr] Downloaded itertools v0.11.0 [INFO] [stderr] Downloaded ratatui v0.23.0 [INFO] [stderr] Downloaded errno v0.3.2 [INFO] [stderr] Downloaded winnow v0.5.14 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v727.0.0 [INFO] [stderr] Downloaded diff v0.1.13 [INFO] [stderr] Downloaded fxhash v0.2.1 [INFO] [stderr] Downloaded fallible-iterator v0.3.0 [INFO] [stderr] Downloaded thiserror-core-impl v1.0.38 [INFO] [stderr] Downloaded thiserror-core v1.0.38 [INFO] [stderr] Downloaded cassowary v0.3.0 [INFO] [stderr] Downloaded indoc v2.0.3 [INFO] [stderr] Downloaded heck v0.4.1 [INFO] [stderr] Downloaded strum_macros v0.25.2 [INFO] [stderr] Downloaded toml_edit v0.19.14 [INFO] [stderr] Downloaded crossterm v0.27.0 [INFO] [stderr] Downloaded camino v1.1.6 [INFO] [stderr] Downloaded cargo-platform v0.1.3 [INFO] [stderr] Downloaded semver v1.0.18 [INFO] [stderr] Downloaded thiserror-impl v1.0.47 [INFO] [stderr] Downloaded thiserror v1.0.47 [INFO] [stderr] Downloaded cargo_metadata v0.17.0 [INFO] [stderr] Downloaded anstyle-parse v0.2.1 [INFO] [stderr] Downloaded anstyle-query v1.0.0 [INFO] [stderr] Downloaded utf8parse v0.2.1 [INFO] [stderr] Downloaded anstream v0.3.2 [INFO] [stderr] Downloaded anstyle v1.0.1 [INFO] [stderr] Downloaded clap_lex v0.5.0 [INFO] [stderr] Downloaded is-terminal v0.4.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] aa5746926689ea4a06e573061c2be7748165ac775f11509404d1384e423712fd [INFO] running `Command { std: "docker" "start" "-a" "aa5746926689ea4a06e573061c2be7748165ac775f11509404d1384e423712fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa5746926689ea4a06e573061c2be7748165ac775f11509404d1384e423712fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa5746926689ea4a06e573061c2be7748165ac775f11509404d1384e423712fd", kill_on_drop: false }` [INFO] [stdout] aa5746926689ea4a06e573061c2be7748165ac775f11509404d1384e423712fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fc18a739014f8f14d25805bcb7941fcebc22c2d3e8c760d659fe72033a0da530 [INFO] running `Command { std: "docker" "start" "-a" "fc18a739014f8f14d25805bcb7941fcebc22c2d3e8c760d659fe72033a0da530", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.185 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling rustix v0.38.8 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling thiserror-core v1.0.38 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling serde_json v1.0.105 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling camino v1.1.6 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Compiling semver v1.0.18 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Compiling thiserror v1.0.47 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking winnow v0.5.14 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Compiling indoc v2.0.3 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-xid v0.2.4 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking fastrand v2.0.0 [INFO] [stderr] Checking rustc-ap-rustc_lexer v727.0.0 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking ar v0.9.0 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking flate2 v1.0.27 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking tui-input v0.8.0 [INFO] [stderr] Compiling thiserror-core-impl v1.0.38 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking clap_builder v4.3.23 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking ruzstd v0.4.0 [INFO] [stderr] Checking object v0.32.0 [INFO] [stderr] Compiling serde_derive v1.0.185 [INFO] [stderr] Compiling strum_macros v0.25.2 [INFO] [stderr] Compiling thiserror-impl v1.0.47 [INFO] [stderr] Compiling clap_derive v4.3.12 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking ratatui v0.23.0 [INFO] [stderr] Checking clap v4.3.23 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking cargo-platform v0.1.3 [INFO] [stderr] Checking toml_edit v0.19.14 [INFO] [stderr] Checking cargo_metadata v0.17.0 [INFO] [stderr] Checking toml v0.7.6 [INFO] [stderr] Checking cackle v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NonMangledIterator` is imported redundantly [INFO] [stdout] --> src/names.rs:466:9 [INFO] [stdout] | [INFO] [stdout] 466 | use crate::demangle::NonMangledIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 467 | [INFO] [stdout] 468 | use super::*; [INFO] [stdout] | -------- the item `NonMangledIterator` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ErrorDetails` is never constructed [INFO] [stdout] --> src/problem.rs:49:19 [INFO] [stdout] | [INFO] [stdout] 49 | pub(crate) struct ErrorDetails { [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: struct `DebugAsDisplay` is never constructed [INFO] [stdout] --> src/checker.rs:509:12 [INFO] [stdout] | [INFO] [stdout] 509 | struct DebugAsDisplay(T); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ErrorDetails` is never constructed [INFO] [stdout] --> src/problem.rs:49:19 [INFO] [stdout] | [INFO] [stdout] 49 | pub(crate) struct ErrorDetails { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.81s [INFO] running `Command { std: "docker" "inspect" "fc18a739014f8f14d25805bcb7941fcebc22c2d3e8c760d659fe72033a0da530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc18a739014f8f14d25805bcb7941fcebc22c2d3e8c760d659fe72033a0da530", kill_on_drop: false }` [INFO] [stdout] fc18a739014f8f14d25805bcb7941fcebc22c2d3e8c760d659fe72033a0da530 [INFO] checking cackle-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cackle 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate cackle 0.2.0 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 cackle 0.2.0 [INFO] finished tweaking crates.io crate cackle 0.2.0 [INFO] tweaked toml for crates.io crate cackle 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate cackle 0.2.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d2aec9271934721346479a7388ab48bf47729b699af58f9837731784658f12d2 [INFO] running `Command { std: "docker" "start" "-a" "d2aec9271934721346479a7388ab48bf47729b699af58f9837731784658f12d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2aec9271934721346479a7388ab48bf47729b699af58f9837731784658f12d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2aec9271934721346479a7388ab48bf47729b699af58f9837731784658f12d2", kill_on_drop: false }` [INFO] [stdout] d2aec9271934721346479a7388ab48bf47729b699af58f9837731784658f12d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] de9e223eff441f47937fa8294fedd677e9d4b75ee8e202412a9da2cf36b93df3 [INFO] running `Command { std: "docker" "start" "-a" "de9e223eff441f47937fa8294fedd677e9d4b75ee8e202412a9da2cf36b93df3", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.185 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling rustix v0.38.8 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling thiserror-core v1.0.38 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.105 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/half_lock.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | unsafe { libc::abort() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking anstyle-query v1.0.0 [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 `signal-hook-registry` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "de9e223eff441f47937fa8294fedd677e9d4b75ee8e202412a9da2cf36b93df3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de9e223eff441f47937fa8294fedd677e9d4b75ee8e202412a9da2cf36b93df3", kill_on_drop: false }` [INFO] [stdout] de9e223eff441f47937fa8294fedd677e9d4b75ee8e202412a9da2cf36b93df3