[INFO] fetching crate askalono 0.4.6...
[INFO] checking askalono-0.4.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate askalono 0.4.6 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate askalono 0.4.6 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 askalono 0.4.6
[INFO] finished tweaking crates.io crate askalono 0.4.6
[INFO] tweaked toml for crates.io crate askalono 0.4.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate askalono 0.4.6 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 zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded anyhow v1.0.57
[INFO] [stderr]   Downloaded miniz_oxide v0.5.3
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded regex-syntax v0.6.26
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.5
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.9
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded regex v1.5.6
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.9
[INFO] [stderr]   Downloaded rmp v0.8.11
[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] c6100b1792ecfc2edaa3de9801233db9c8fc58b95b9b8ae19f8894b2ddcd412f
[INFO] running `Command { std: "docker" "start" "-a" "c6100b1792ecfc2edaa3de9801233db9c8fc58b95b9b8ae19f8894b2ddcd412f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6100b1792ecfc2edaa3de9801233db9c8fc58b95b9b8ae19f8894b2ddcd412f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6100b1792ecfc2edaa3de9801233db9c8fc58b95b9b8ae19f8894b2ddcd412f", kill_on_drop: false }`
[INFO] [stdout] c6100b1792ecfc2edaa3de9801233db9c8fc58b95b9b8ae19f8894b2ddcd412f
[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] 02ea959799bfde4a7e74903e4f2954982abcbb9bef191bec6e82f360ba8b4aee
[INFO] running `Command { std: "docker" "start" "-a" "02ea959799bfde4a7e74903e4f2954982abcbb9bef191bec6e82f360ba8b4aee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking rmp v0.8.11
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking askalono v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.84s
[INFO] running `Command { std: "docker" "inspect" "02ea959799bfde4a7e74903e4f2954982abcbb9bef191bec6e82f360ba8b4aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ea959799bfde4a7e74903e4f2954982abcbb9bef191bec6e82f360ba8b4aee", kill_on_drop: false }`
[INFO] [stdout] 02ea959799bfde4a7e74903e4f2954982abcbb9bef191bec6e82f360ba8b4aee
[INFO] checking askalono-0.4.6 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate askalono 0.4.6 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate askalono 0.4.6 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 askalono 0.4.6
[INFO] finished tweaking crates.io crate askalono 0.4.6
[INFO] tweaked toml for crates.io crate askalono 0.4.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate askalono 0.4.6 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] a3f9fa3d3bb1ce45041dbb6926dc0bd22bf5bd7350f1ae57f67f727483844c5d
[INFO] running `Command { std: "docker" "start" "-a" "a3f9fa3d3bb1ce45041dbb6926dc0bd22bf5bd7350f1ae57f67f727483844c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f9fa3d3bb1ce45041dbb6926dc0bd22bf5bd7350f1ae57f67f727483844c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f9fa3d3bb1ce45041dbb6926dc0bd22bf5bd7350f1ae57f67f727483844c5d", kill_on_drop: false }`
[INFO] [stdout] a3f9fa3d3bb1ce45041dbb6926dc0bd22bf5bd7350f1ae57f67f727483844c5d
[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] f9e3e75debb9211e57eb81a0a7ad961c9416c343ef8ce8e058b7134eca787ff3
[INFO] running `Command { std: "docker" "start" "-a" "f9e3e75debb9211e57eb81a0a7ad961c9416c343ef8ce8e058b7134eca787ff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.9/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] [stderr]    Compiling serde v1.0.137
[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" "f9e3e75debb9211e57eb81a0a7ad961c9416c343ef8ce8e058b7134eca787ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9e3e75debb9211e57eb81a0a7ad961c9416c343ef8ce8e058b7134eca787ff3", kill_on_drop: false }`
[INFO] [stdout] f9e3e75debb9211e57eb81a0a7ad961c9416c343ef8ce8e058b7134eca787ff3