[INFO] cloning repository https://github.com/0x59616e/regex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0x59616e/regex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x59616e%2Fregex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x59616e%2Fregex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 564146f5b203b70e56184742083da3c4fbef2a3b
[INFO] checking 0x59616e/regex against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x59616e%2Fregex" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0x59616e/regex
[INFO] finished tweaking git repo https://github.com/0x59616e/regex
[INFO] tweaked toml for git repo https://github.com/0x59616e/regex written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0x59616e/regex on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0x59616e/regex 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51fac1160a653d367a0bfe437ded7881658d9ede92377cba8f964f62c4b7ef2e
[INFO] running `Command { std: "docker" "start" "-a" "51fac1160a653d367a0bfe437ded7881658d9ede92377cba8f964f62c4b7ef2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51fac1160a653d367a0bfe437ded7881658d9ede92377cba8f964f62c4b7ef2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51fac1160a653d367a0bfe437ded7881658d9ede92377cba8f964f62c4b7ef2e", kill_on_drop: false }`
[INFO] [stdout] 51fac1160a653d367a0bfe437ded7881658d9ede92377cba8f964f62c4b7ef2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53d04d1bb4b5ffa271a078bfa3898d2249bf298c1774c604d97961cf36d5ae39
[INFO] running `Command { std: "docker" "start" "-a" "53d04d1bb4b5ffa271a078bfa3898d2249bf298c1774c604d97961cf36d5ae39", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/nfa.rs:177:42
[INFO] [stdout]     |
[INFO] [stdout] 177 |         for i in (0..64).filter(move |x| ((from >> x) & 1 != 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] 177 -         for i in (0..64).filter(move |x| ((from >> x) & 1 != 0)) {
[INFO] [stdout] 177 +         for i in (0..64).filter(move |x| (from >> x) & 1 != 0 ) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/nfa.rs:177:42
[INFO] [stdout]     |
[INFO] [stdout] 177 |         for i in (0..64).filter(move |x| ((from >> x) & 1 != 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] 177 -         for i in (0..64).filter(move |x| ((from >> x) & 1 != 0)) {
[INFO] [stdout] 177 +         for i in (0..64).filter(move |x| (from >> x) & 1 != 0 ) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "53d04d1bb4b5ffa271a078bfa3898d2249bf298c1774c604d97961cf36d5ae39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d04d1bb4b5ffa271a078bfa3898d2249bf298c1774c604d97961cf36d5ae39", kill_on_drop: false }`
[INFO] [stdout] 53d04d1bb4b5ffa271a078bfa3898d2249bf298c1774c604d97961cf36d5ae39