[INFO] fetching crate csplit 0.1.0...
[INFO] testing csplit-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate csplit 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate csplit 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07600f00f1bfbe2bb31c2aeece9b8bec846202bced007a4b541d29fe7decb940
[INFO] running `Command { std: "docker" "start" "-a" "07600f00f1bfbe2bb31c2aeece9b8bec846202bced007a4b541d29fe7decb940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07600f00f1bfbe2bb31c2aeece9b8bec846202bced007a4b541d29fe7decb940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07600f00f1bfbe2bb31c2aeece9b8bec846202bced007a4b541d29fe7decb940", kill_on_drop: false }`
[INFO] [stdout] 07600f00f1bfbe2bb31c2aeece9b8bec846202bced007a4b541d29fe7decb940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 292f2ff9a9283ae3f09c9ffc00b036a30c3e3bb54c7449972224936715e250d4
[INFO] running `Command { std: "docker" "start" "-a" "292f2ff9a9283ae3f09c9ffc00b036a30c3e3bb54c7449972224936715e250d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[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 10.69s
[INFO] running `Command { std: "docker" "inspect" "292f2ff9a9283ae3f09c9ffc00b036a30c3e3bb54c7449972224936715e250d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292f2ff9a9283ae3f09c9ffc00b036a30c3e3bb54c7449972224936715e250d4", kill_on_drop: false }`
[INFO] [stdout] 292f2ff9a9283ae3f09c9ffc00b036a30c3e3bb54c7449972224936715e250d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a061f571cf839ba5f794d477016e6ade1f5802df157ec0c37a357a717d487da
[INFO] running `Command { std: "docker" "start" "-a" "5a061f571cf839ba5f794d477016e6ade1f5802df157ec0c37a357a717d487da", 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 1.96s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a061f571cf839ba5f794d477016e6ade1f5802df157ec0c37a357a717d487da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a061f571cf839ba5f794d477016e6ade1f5802df157ec0c37a357a717d487da", kill_on_drop: false }`
[INFO] [stdout] 5a061f571cf839ba5f794d477016e6ade1f5802df157ec0c37a357a717d487da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09b5028236d3ac38ae37109729dcd862d953de721f224bfdab0b4aa5243d39df
[INFO] running `Command { std: "docker" "start" "-a" "09b5028236d3ac38ae37109729dcd862d953de721f224bfdab0b4aa5243d39df", 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 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09b5028236d3ac38ae37109729dcd862d953de721f224bfdab0b4aa5243d39df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b5028236d3ac38ae37109729dcd862d953de721f224bfdab0b4aa5243d39df", kill_on_drop: false }`
[INFO] [stdout] 09b5028236d3ac38ae37109729dcd862d953de721f224bfdab0b4aa5243d39df