[INFO] fetching crate rsess 0.1.0...
[INFO] checking rsess-0.1.0 against master#8f08b3a32478b8d0507732800ecb548a76e0fd0c for pr-144157
[INFO] extracting crate rsess 0.1.0 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsess 0.1.0 on toolchain 8f08b3a32478b8d0507732800ecb548a76e0fd0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "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" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e19dc5aa2dffce3d24ca21d477959fe67d4e979a0a8d6cf998193a43c2b79c48
[INFO] running `Command { std: "docker" "start" "-a" "e19dc5aa2dffce3d24ca21d477959fe67d4e979a0a8d6cf998193a43c2b79c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e19dc5aa2dffce3d24ca21d477959fe67d4e979a0a8d6cf998193a43c2b79c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19dc5aa2dffce3d24ca21d477959fe67d4e979a0a8d6cf998193a43c2b79c48", kill_on_drop: false }`
[INFO] [stdout] e19dc5aa2dffce3d24ca21d477959fe67d4e979a0a8d6cf998193a43c2b79c48
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8657ecfe95d070a86af6dbee7008002598d9e37048a43c6ec8f89adcd04dde2a
[INFO] running `Command { std: "docker" "start" "-a" "8657ecfe95d070a86af6dbee7008002598d9e37048a43c6ec8f89adcd04dde2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.27.0
[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)]` 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)]` 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 31s
[INFO] running `Command { std: "docker" "inspect" "8657ecfe95d070a86af6dbee7008002598d9e37048a43c6ec8f89adcd04dde2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8657ecfe95d070a86af6dbee7008002598d9e37048a43c6ec8f89adcd04dde2a", kill_on_drop: false }`
[INFO] [stdout] 8657ecfe95d070a86af6dbee7008002598d9e37048a43c6ec8f89adcd04dde2a