[INFO] fetching crate hawk-cli 0.1.4...
[INFO] checking hawk-cli-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate hawk-cli 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate hawk-cli 0.1.4 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 hawk-cli 0.1.4
[INFO] finished tweaking crates.io crate hawk-cli 0.1.4
[INFO] tweaked toml for crates.io crate hawk-cli 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate hawk-cli 0.1.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.9.10
[INFO] [stderr]   Downloaded notify v5.0.0
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fc741b116457d6d5a769415ad88286d95988b5d4f8db28447a7c852cfd46c6a6
[INFO] running `Command { std: "docker" "start" "-a" "fc741b116457d6d5a769415ad88286d95988b5d4f8db28447a7c852cfd46c6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc741b116457d6d5a769415ad88286d95988b5d4f8db28447a7c852cfd46c6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc741b116457d6d5a769415ad88286d95988b5d4f8db28447a7c852cfd46c6a6", kill_on_drop: false }`
[INFO] [stdout] fc741b116457d6d5a769415ad88286d95988b5d4f8db28447a7c852cfd46c6a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0801ab1c411ac5511069571b91849dc75e84c6d97379b7ef27048b714d9df48f
[INFO] running `Command { std: "docker" "start" "-a" "0801ab1c411ac5511069571b91849dc75e84c6d97379b7ef27048b714d9df48f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking unsafe-libyaml v0.2.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking filetime v0.2.17
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking notify v5.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking serde_yaml v0.9.10
[INFO] [stderr]     Checking hawk-cli v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PackageJsonError` is never constructed
[INFO] [stdout]  --> src/models/files.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct PackageJsonError;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PackageJsonError` is never constructed
[INFO] [stdout]  --> src/models/files.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct PackageJsonError;
[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 6.64s
[INFO] running `Command { std: "docker" "inspect" "0801ab1c411ac5511069571b91849dc75e84c6d97379b7ef27048b714d9df48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0801ab1c411ac5511069571b91849dc75e84c6d97379b7ef27048b714d9df48f", kill_on_drop: false }`
[INFO] [stdout] 0801ab1c411ac5511069571b91849dc75e84c6d97379b7ef27048b714d9df48f
[INFO] checking hawk-cli-0.1.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate hawk-cli 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate hawk-cli 0.1.4 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 hawk-cli 0.1.4
[INFO] finished tweaking crates.io crate hawk-cli 0.1.4
[INFO] tweaked toml for crates.io crate hawk-cli 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate hawk-cli 0.1.4 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 737d060f072ae05d1a72a1e25306cbf849de141e2142e31c10340e988a995d03
[INFO] running `Command { std: "docker" "start" "-a" "737d060f072ae05d1a72a1e25306cbf849de141e2142e31c10340e988a995d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "737d060f072ae05d1a72a1e25306cbf849de141e2142e31c10340e988a995d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737d060f072ae05d1a72a1e25306cbf849de141e2142e31c10340e988a995d03", kill_on_drop: false }`
[INFO] [stdout] 737d060f072ae05d1a72a1e25306cbf849de141e2142e31c10340e988a995d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5d9f44d27d0739a8f028af614a7d577b925050c660ee4ccac13ed5d0959f0dd0
[INFO] running `Command { std: "docker" "start" "-a" "5d9f44d27d0739a8f028af614a7d577b925050c660ee4ccac13ed5d0959f0dd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.11/src/sync/parker.rs:368:25
[INFO] [stdout]     |
[INFO] [stdout] 368 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 369 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 370 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 371 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking textwrap v0.15.0
[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" "5d9f44d27d0739a8f028af614a7d577b925050c660ee4ccac13ed5d0959f0dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9f44d27d0739a8f028af614a7d577b925050c660ee4ccac13ed5d0959f0dd0", kill_on_drop: false }`
[INFO] [stdout] 5d9f44d27d0739a8f028af614a7d577b925050c660ee4ccac13ed5d0959f0dd0