[INFO] fetching crate pngquant 3.0.2...
[INFO] checking pngquant-3.0.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate pngquant 3.0.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate pngquant 3.0.2 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] started tweaking crates.io crate pngquant 3.0.2
[INFO] finished tweaking crates.io crate pngquant 3.0.2
[INFO] tweaked toml for crates.io crate pngquant 3.0.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate pngquant 3.0.2 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 cocoa_image v1.0.6
[INFO] [stderr]   Downloaded imagequant-sys v4.0.3
[INFO] [stderr]   Downloaded wild v2.2.0
[INFO] [stderr]   Downloaded lcms2-sys v4.0.3
[INFO] [stderr]   Downloaded imagequant v4.2.2
[INFO] [stderr]   Downloaded libpng-sys v1.1.9
[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] 7f6ccb1187d7b429d9c12ad9eb71bbd81a63ce71deececeac241999e2698d7f0
[INFO] running `Command { std: "docker" "start" "-a" "7f6ccb1187d7b429d9c12ad9eb71bbd81a63ce71deececeac241999e2698d7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f6ccb1187d7b429d9c12ad9eb71bbd81a63ce71deececeac241999e2698d7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6ccb1187d7b429d9c12ad9eb71bbd81a63ce71deececeac241999e2698d7f0", kill_on_drop: false }`
[INFO] [stdout] 7f6ccb1187d7b429d9c12ad9eb71bbd81a63ce71deececeac241999e2698d7f0
[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] 36cdeffe75035d0acbe0b5f5f8f2318b490571138c4131fec374882fefac1a75
[INFO] running `Command { std: "docker" "start" "-a" "36cdeffe75035d0acbe0b5f5f8f2318b490571138c4131fec374882fefac1a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling imagequant-sys v4.0.3
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking wild v2.2.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rgb v0.8.36
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling libpng-sys v1.1.9
[INFO] [stderr]    Compiling lcms2-sys v4.0.3
[INFO] [stderr]    Compiling pngquant v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking imagequant v4.2.2
[INFO] [stdout] warning: the item `pngquant_internal_print_config` is imported redundantly
[INFO] [stdout]   --> rust/bin.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::ffi::pngquant_internal_print_config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 | use crate::ffi::*;
[INFO] [stdout]    |     ------------- the item `pngquant_internal_print_config` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pngquant_internal_print_config` is imported redundantly
[INFO] [stdout]   --> rust/bin.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::ffi::pngquant_internal_print_config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 | use crate::ffi::*;
[INFO] [stdout]    |     ------------- the item `pngquant_internal_print_config` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 1.74s
[INFO] running `Command { std: "docker" "inspect" "36cdeffe75035d0acbe0b5f5f8f2318b490571138c4131fec374882fefac1a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cdeffe75035d0acbe0b5f5f8f2318b490571138c4131fec374882fefac1a75", kill_on_drop: false }`
[INFO] [stdout] 36cdeffe75035d0acbe0b5f5f8f2318b490571138c4131fec374882fefac1a75
[INFO] checking pngquant-3.0.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate pngquant 3.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate pngquant 3.0.2 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] started tweaking crates.io crate pngquant 3.0.2
[INFO] finished tweaking crates.io crate pngquant 3.0.2
[INFO] tweaked toml for crates.io crate pngquant 3.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate pngquant 3.0.2 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] c3fed08748dca39f44fa9f3210e8cdb6d600e24fff9aac2b199bb96ec1ffaa5f
[INFO] running `Command { std: "docker" "start" "-a" "c3fed08748dca39f44fa9f3210e8cdb6d600e24fff9aac2b199bb96ec1ffaa5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3fed08748dca39f44fa9f3210e8cdb6d600e24fff9aac2b199bb96ec1ffaa5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fed08748dca39f44fa9f3210e8cdb6d600e24fff9aac2b199bb96ec1ffaa5f", kill_on_drop: false }`
[INFO] [stdout] c3fed08748dca39f44fa9f3210e8cdb6d600e24fff9aac2b199bb96ec1ffaa5f
[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] 0aa6c95673699fca4bb228a243e3a7e6e1c3a67c610c12fa0e041ee0e786c900
[INFO] running `Command { std: "docker" "start" "-a" "0aa6c95673699fca4bb228a243e3a7e6e1c3a67c610c12fa0e041ee0e786c900", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling imagequant-sys v4.0.3
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking rgb v0.8.36
[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]     Checking getopts v0.2.21
[INFO] [stderr]     Checking wild v2.2.0
[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" "0aa6c95673699fca4bb228a243e3a7e6e1c3a67c610c12fa0e041ee0e786c900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa6c95673699fca4bb228a243e3a7e6e1c3a67c610c12fa0e041ee0e786c900", kill_on_drop: false }`
[INFO] [stdout] 0aa6c95673699fca4bb228a243e3a7e6e1c3a67c610c12fa0e041ee0e786c900