[INFO] fetching crate broccoli-rayon 0.4.0...
[INFO] checking broccoli-rayon-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate broccoli-rayon 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate broccoli-rayon 0.4.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate broccoli-rayon 0.4.0
[INFO] finished tweaking crates.io crate broccoli-rayon 0.4.0
[INFO] tweaked toml for crates.io crate broccoli-rayon 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate broccoli-rayon 0.4.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded num_cpus v1.15.0
[INFO] [stderr]   Downloaded slice-group-by v0.3.1
[INFO] [stderr]   Downloaded twounordered v0.7.1
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] [stderr]   Downloaded revec v0.2.0
[INFO] [stderr]   Downloaded broccoli v6.3.0
[INFO] [stderr]   Downloaded partial-min-max v0.4.0
[INFO] [stderr]   Downloaded axgeom v1.13.0
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded proc-macro2 v1.0.60
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded syn v2.0.20
[INFO] [stderr]   Downloaded libc v0.2.146
[INFO] [stderr]   Downloaded serde_derive v1.0.164
[INFO] [stderr]   Downloaded serde v1.0.164
[INFO] [stderr]   Downloaded compt v2.1.0
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd9bce9c8107d6698d24dbf2c65a3dd4761d207b93540fc5621570de7c28b0aa
[INFO] running `Command { std: "docker" "start" "-a" "dd9bce9c8107d6698d24dbf2c65a3dd4761d207b93540fc5621570de7c28b0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd9bce9c8107d6698d24dbf2c65a3dd4761d207b93540fc5621570de7c28b0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9bce9c8107d6698d24dbf2c65a3dd4761d207b93540fc5621570de7c28b0aa", kill_on_drop: false }`
[INFO] [stdout] dd9bce9c8107d6698d24dbf2c65a3dd4761d207b93540fc5621570de7c28b0aa
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8daed4177066694e796e18a159bb795158d19895242c126825699d19b0b7820
[INFO] running `Command { std: "docker" "start" "-a" "d8daed4177066694e796e18a159bb795158d19895242c126825699d19b0b7820", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking partial-min-max v0.4.0
[INFO] [stderr]     Checking twounordered v0.7.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking compt v2.1.0
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking revec v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.20
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking axgeom v1.13.0
[INFO] [stderr]     Checking broccoli v6.3.0
[INFO] [stderr]     Checking broccoli-rayon v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `Command { std: "docker" "inspect" "d8daed4177066694e796e18a159bb795158d19895242c126825699d19b0b7820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8daed4177066694e796e18a159bb795158d19895242c126825699d19b0b7820", kill_on_drop: false }`
[INFO] [stdout] d8daed4177066694e796e18a159bb795158d19895242c126825699d19b0b7820
[INFO] checking broccoli-rayon-0.4.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate broccoli-rayon 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate broccoli-rayon 0.4.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate broccoli-rayon 0.4.0
[INFO] finished tweaking crates.io crate broccoli-rayon 0.4.0
[INFO] tweaked toml for crates.io crate broccoli-rayon 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate broccoli-rayon 0.4.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5257e528c36b154fe0fe72e4ed81b9c6c2fed86e380bb934b8af7d1d695bd1b8
[INFO] running `Command { std: "docker" "start" "-a" "5257e528c36b154fe0fe72e4ed81b9c6c2fed86e380bb934b8af7d1d695bd1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5257e528c36b154fe0fe72e4ed81b9c6c2fed86e380bb934b8af7d1d695bd1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5257e528c36b154fe0fe72e4ed81b9c6c2fed86e380bb934b8af7d1d695bd1b8", kill_on_drop: false }`
[INFO] [stdout] 5257e528c36b154fe0fe72e4ed81b9c6c2fed86e380bb934b8af7d1d695bd1b8
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b288d111dea690902d691d00f140f32f8fc08f2f821b9bbe29d46ad17523aa4
[INFO] running `Command { std: "docker" "start" "-a" "8b288d111dea690902d691d00f140f32f8fc08f2f821b9bbe29d46ad17523aa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking partial-min-max v0.4.0
[INFO] [stderr]     Checking revec v0.2.0
[INFO] [stderr]     Checking twounordered v0.7.1
[INFO] [stderr]     Checking compt v2.1.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.20
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking axgeom v1.13.0
[INFO] [stderr]     Checking broccoli v6.3.0
[INFO] [stderr]     Checking broccoli-rayon v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "8b288d111dea690902d691d00f140f32f8fc08f2f821b9bbe29d46ad17523aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b288d111dea690902d691d00f140f32f8fc08f2f821b9bbe29d46ad17523aa4", kill_on_drop: false }`
[INFO] [stdout] 8b288d111dea690902d691d00f140f32f8fc08f2f821b9bbe29d46ad17523aa4