[INFO] fetching crate rustc-rayon 0.5.0...
[INFO] checking rustc-rayon-0.5.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate rustc-rayon 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rustc-rayon 0.5.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-rayon 0.5.0
[INFO] finished tweaking crates.io crate rustc-rayon 0.5.0
[INFO] tweaked toml for crates.io crate rustc-rayon 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec56b8ffe5e181f90c27aec6c1b06dc691d3f8302f2731f7cbbe07b3fe85ed34
[INFO] running `Command { std: "docker" "start" "-a" "ec56b8ffe5e181f90c27aec6c1b06dc691d3f8302f2731f7cbbe07b3fe85ed34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec56b8ffe5e181f90c27aec6c1b06dc691d3f8302f2731f7cbbe07b3fe85ed34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec56b8ffe5e181f90c27aec6c1b06dc691d3f8302f2731f7cbbe07b3fe85ed34", kill_on_drop: false }`
[INFO] [stdout] ec56b8ffe5e181f90c27aec6c1b06dc691d3f8302f2731f7cbbe07b3fe85ed34
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5e6627defe8b97d5ec3ccb5fb17d835b7576adf6cb55f241a2c4946ee662b52
[INFO] running `Command { std: "docker" "start" "-a" "e5e6627defe8b97d5ec3ccb5fb17d835b7576adf6cb55f241a2c4946ee662b52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rustc-rayon-core v0.5.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rustc-rayon v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3414:17
[INFO] [stdout]      |
[INFO] [stdout] 3414 |                 Continue(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3439:17
[INFO] [stdout]      |
[INFO] [stdout] 3439 |                 Some(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3464:17
[INFO] [stdout]      |
[INFO] [stdout] 3464 |                 Ok(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3489:17
[INFO] [stdout]      |
[INFO] [stdout] 3489 |                 Ok(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3518:17
[INFO] [stdout]      |
[INFO] [stdout] 3518 |                 Ok(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3414:17
[INFO] [stdout]      |
[INFO] [stdout] 3414 |                 Continue(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3439:17
[INFO] [stdout]      |
[INFO] [stdout] 3439 |                 Some(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3464:17
[INFO] [stdout]      |
[INFO] [stdout] 3464 |                 Ok(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3489:17
[INFO] [stdout]      |
[INFO] [stdout] 3489 |                 Ok(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/iter/mod.rs:3518:17
[INFO] [stdout]      |
[INFO] [stdout] 3518 |                 Ok(_) => unreachable!(),
[INFO] [stdout]      |                 ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]      |
[INFO] [stdout]      = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "e5e6627defe8b97d5ec3ccb5fb17d835b7576adf6cb55f241a2c4946ee662b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e6627defe8b97d5ec3ccb5fb17d835b7576adf6cb55f241a2c4946ee662b52", kill_on_drop: false }`
[INFO] [stdout] e5e6627defe8b97d5ec3ccb5fb17d835b7576adf6cb55f241a2c4946ee662b52