[INFO] fetching crate csplit 0.1.0...
[INFO] testing csplit-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate csplit 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate csplit 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate csplit 0.1.0
[INFO] finished tweaking crates.io crate csplit 0.1.0
[INFO] tweaked toml for crates.io crate csplit 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9999d0e3fef85d137d4b4a93dfa5de4f5968e74247903f6e16d10c883022dcc6
[INFO] running `Command { std: "docker" "start" "-a" "9999d0e3fef85d137d4b4a93dfa5de4f5968e74247903f6e16d10c883022dcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9999d0e3fef85d137d4b4a93dfa5de4f5968e74247903f6e16d10c883022dcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9999d0e3fef85d137d4b4a93dfa5de4f5968e74247903f6e16d10c883022dcc6", kill_on_drop: false }`
[INFO] [stdout] 9999d0e3fef85d137d4b4a93dfa5de4f5968e74247903f6e16d10c883022dcc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c0088d109ede7c463f2e71c0cc95c2c655049f470534d5a7e39a1b80e40a709
[INFO] running `Command { std: "docker" "start" "-a" "7c0088d109ede7c463f2e71c0cc95c2c655049f470534d5a7e39a1b80e40a709", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling csplit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/patterns/mod.rs:136:70
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub fn build_from_args(args: &Vec<std::ffi::OsString>) -> Result<Vec<(Pattern)>> {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.65s
[INFO] running `Command { std: "docker" "inspect" "7c0088d109ede7c463f2e71c0cc95c2c655049f470534d5a7e39a1b80e40a709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0088d109ede7c463f2e71c0cc95c2c655049f470534d5a7e39a1b80e40a709", kill_on_drop: false }`
[INFO] [stdout] 7c0088d109ede7c463f2e71c0cc95c2c655049f470534d5a7e39a1b80e40a709
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6947e7c1ccfca4c371dc61fa964eae3eed142147edc0ec00fa260d15b3c628a2
[INFO] running `Command { std: "docker" "start" "-a" "6947e7c1ccfca4c371dc61fa964eae3eed142147edc0ec00fa260d15b3c628a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling csplit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/patterns/mod.rs:136:70
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub fn build_from_args(args: &Vec<std::ffi::OsString>) -> Result<Vec<(Pattern)>> {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6947e7c1ccfca4c371dc61fa964eae3eed142147edc0ec00fa260d15b3c628a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6947e7c1ccfca4c371dc61fa964eae3eed142147edc0ec00fa260d15b3c628a2", kill_on_drop: false }`
[INFO] [stdout] 6947e7c1ccfca4c371dc61fa964eae3eed142147edc0ec00fa260d15b3c628a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fed6a640ee606d004a179448bf2098cfb7b57eea26e5ed0c78f498467e69aadd
[INFO] running `Command { std: "docker" "start" "-a" "fed6a640ee606d004a179448bf2098cfb7b57eea26e5ed0c78f498467e69aadd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] running 6 tests
[INFO] [stderr]    --> src/patterns/mod.rs:136:70
[INFO] [stderr]     |
[INFO] [stderr] 136 | pub fn build_from_args(args: &Vec<std::ffi::OsString>) -> Result<Vec<(Pattern)>> {
[INFO] [stderr]     |                                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `csplit` (bin "csplit" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/csplit-dd6302258865c403)
[INFO] [stdout] test patterns::tests::find_n_lines ... ok
[INFO] [stdout] test patterns::tests::find_until_line ... ok
[INFO] [stdout] test tests::test_formatter ... ok
[INFO] [stdout] test patterns::tests::builder_new ... ok
[INFO] [stdout] test patterns::tests::find_match_ok ... ok
[INFO] [stdout] test patterns::tests::find_match_too_early ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fed6a640ee606d004a179448bf2098cfb7b57eea26e5ed0c78f498467e69aadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed6a640ee606d004a179448bf2098cfb7b57eea26e5ed0c78f498467e69aadd", kill_on_drop: false }`
[INFO] [stdout] fed6a640ee606d004a179448bf2098cfb7b57eea26e5ed0c78f498467e69aadd