[INFO] fetching crate kocheck 0.4.1...
[INFO] checking kocheck-0.4.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate kocheck 0.4.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kocheck 0.4.1 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 kocheck 0.4.1
[INFO] finished tweaking crates.io crate kocheck 0.4.1
[INFO] tweaked toml for crates.io crate kocheck 0.4.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate kocheck 0.4.1 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 rayon-core v1.9.3
[INFO] [stderr]   Downloaded nested-modules v0.2.0
[INFO] [stderr]   Downloaded mimalloc v0.1.29
[INFO] [stderr]   Downloaded lazy-st v0.2.2
[INFO] [stderr]   Downloaded colosseum v0.2.2
[INFO] [stderr]   Downloaded kontroli v0.4.0
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded clap_derive v3.2.15
[INFO] [stderr]   Downloaded os_str_bytes v6.2.0
[INFO] [stderr]   Downloaded dedukti-parse v0.3.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.10
[INFO] [stderr]   Downloaded clap v3.2.16
[INFO] [stderr]   Downloaded libc v0.2.129
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b95e71dc0632f0c83d16b07beb10db58ce65d0c5d0941633535d63166f0771fe
[INFO] running `Command { std: "docker" "start" "-a" "b95e71dc0632f0c83d16b07beb10db58ce65d0c5d0941633535d63166f0771fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b95e71dc0632f0c83d16b07beb10db58ce65d0c5d0941633535d63166f0771fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95e71dc0632f0c83d16b07beb10db58ce65d0c5d0941633535d63166f0771fe", kill_on_drop: false }`
[INFO] [stdout] b95e71dc0632f0c83d16b07beb10db58ce65d0c5d0941633535d63166f0771fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c2c490e5f2fd5fb3616920f2cb390a4adc7ccd9aa90c3f849bca438898eb08c1
[INFO] running `Command { std: "docker" "start" "-a" "c2c490e5f2fd5fb3616920f2cb390a4adc7ccd9aa90c3f849bca438898eb08c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.25
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking nested-modules v0.2.0
[INFO] [stderr]     Checking lazy-st v0.2.2
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking colosseum v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking mimalloc v0.1.29
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking dedukti-parse v0.3.1
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking kontroli v0.4.0
[INFO] [stderr]     Checking kocheck v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "c2c490e5f2fd5fb3616920f2cb390a4adc7ccd9aa90c3f849bca438898eb08c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c490e5f2fd5fb3616920f2cb390a4adc7ccd9aa90c3f849bca438898eb08c1", kill_on_drop: false }`
[INFO] [stdout] c2c490e5f2fd5fb3616920f2cb390a4adc7ccd9aa90c3f849bca438898eb08c1