[INFO] fetching crate rsess 0.1.0...
[INFO] checking rsess-0.1.0 against master#fe7294f8793d001bc3f9d197e7cdef6cdb46c15a for pr-153912
[INFO] extracting crate rsess 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rsess 0.1.0
[INFO] finished tweaking crates.io crate rsess 0.1.0
[INFO] tweaked toml for crates.io crate rsess 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsess 0.1.0 on toolchain fe7294f8793d001bc3f9d197e7cdef6cdb46c15a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.29.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61b432c57fad266a87b498cb924468ff267389f0110ff31d58e59542d15f764e
[INFO] running `Command { std: "docker" "start" "-a" "61b432c57fad266a87b498cb924468ff267389f0110ff31d58e59542d15f764e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61b432c57fad266a87b498cb924468ff267389f0110ff31d58e59542d15f764e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61b432c57fad266a87b498cb924468ff267389f0110ff31d58e59542d15f764e", kill_on_drop: false }`
[INFO] [stdout] 61b432c57fad266a87b498cb924468ff267389f0110ff31d58e59542d15f764e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c08505ecac96e2fa984b056b232d842d8f07d9a9c768ac27c89b3fe4f0e4c08
[INFO] running `Command { std: "docker" "start" "-a" "8c08505ecac96e2fa984b056b232d842d8f07d9a9c768ac27c89b3fe4f0e4c08", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.0
[INFO] [stderr]    Compiling rug v1.29.0
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]     Checking rsess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/trellis.rs:211:53
[INFO] [stdout]     |
[INFO] [stdout] 211 |         } else if amplitude_sequence.iter().any(|a| (a % 2 == 0)) {
[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] 211 -         } else if amplitude_sequence.iter().any(|a| (a % 2 == 0)) {
[INFO] [stdout] 211 +         } else if amplitude_sequence.iter().any(|a| a % 2 == 0 ) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/trellis.rs:211:53
[INFO] [stdout]     |
[INFO] [stdout] 211 |         } else if amplitude_sequence.iter().any(|a| (a % 2 == 0)) {
[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] 211 -         } else if amplitude_sequence.iter().any(|a| (a % 2 == 0)) {
[INFO] [stdout] 211 +         } else if amplitude_sequence.iter().any(|a| a % 2 == 0 ) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 44s
[INFO] running `Command { std: "docker" "inspect" "8c08505ecac96e2fa984b056b232d842d8f07d9a9c768ac27c89b3fe4f0e4c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c08505ecac96e2fa984b056b232d842d8f07d9a9c768ac27c89b3fe4f0e4c08", kill_on_drop: false }`
[INFO] [stdout] 8c08505ecac96e2fa984b056b232d842d8f07d9a9c768ac27c89b3fe4f0e4c08