[INFO] fetching crate rustc-rayon 0.5.1...
[INFO] building rustc-rayon-0.5.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rustc-rayon 0.5.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rustc-rayon 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rustc-rayon 0.5.1
[INFO] tweaked toml for crates.io crate rustc-rayon 0.5.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustc-rayon 0.5.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustc-rayon 0.5.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-rayon-core v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e3a18cfa8007448b395423a02abef0a4cf09abea12bbf9b9a3f4db87a10b250
[INFO] running `Command { std: "docker" "start" "-a" "6e3a18cfa8007448b395423a02abef0a4cf09abea12bbf9b9a3f4db87a10b250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e3a18cfa8007448b395423a02abef0a4cf09abea12bbf9b9a3f4db87a10b250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e3a18cfa8007448b395423a02abef0a4cf09abea12bbf9b9a3f4db87a10b250", kill_on_drop: false }`
[INFO] [stdout] 6e3a18cfa8007448b395423a02abef0a4cf09abea12bbf9b9a3f4db87a10b250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d363144bd24d04b855014f818b3cec2e7e80b011683836dc1e6a0a3636e9f6ba
[INFO] running `Command { std: "docker" "start" "-a" "d363144bd24d04b855014f818b3cec2e7e80b011683836dc1e6a0a3636e9f6ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling rustc-rayon-core v0.5.0
[INFO] [stderr]    Compiling rustc-rayon v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.02s
[INFO] running `Command { std: "docker" "inspect" "d363144bd24d04b855014f818b3cec2e7e80b011683836dc1e6a0a3636e9f6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d363144bd24d04b855014f818b3cec2e7e80b011683836dc1e6a0a3636e9f6ba", kill_on_drop: false }`
[INFO] [stdout] d363144bd24d04b855014f818b3cec2e7e80b011683836dc1e6a0a3636e9f6ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16c79f4a1d69c4fbd1e1e82ec44f3c060a9742182e6e03ef3e0bb1c2d5a77c87
[INFO] running `Command { std: "docker" "start" "-a" "16c79f4a1d69c4fbd1e1e82ec44f3c060a9742182e6e03ef3e0bb1c2d5a77c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustc-rayon v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/iter/test.rs:1505:23
[INFO] [stdout]      |
[INFO] [stdout] 1505 |         .flat_map(|i| (0..i))
[INFO] [stdout]      |                       ^    ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1505 -         .flat_map(|i| (0..i))
[INFO] [stdout] 1505 +         .flat_map(|i| 0..i)
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/iter/test.rs:1509:23
[INFO] [stdout]      |
[INFO] [stdout] 1509 |         .flat_map(|i| (0..i))
[INFO] [stdout]      |                       ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1509 -         .flat_map(|i| (0..i))
[INFO] [stdout] 1509 +         .flat_map(|i| 0..i)
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "16c79f4a1d69c4fbd1e1e82ec44f3c060a9742182e6e03ef3e0bb1c2d5a77c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c79f4a1d69c4fbd1e1e82ec44f3c060a9742182e6e03ef3e0bb1c2d5a77c87", kill_on_drop: false }`
[INFO] [stdout] 16c79f4a1d69c4fbd1e1e82ec44f3c060a9742182e6e03ef3e0bb1c2d5a77c87