[INFO] fetching crate repeated-lines-remover 1.4.0...
[INFO] testing repeated-lines-remover-1.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate repeated-lines-remover 1.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate repeated-lines-remover 1.4.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate repeated-lines-remover 1.4.0
[INFO] finished tweaking crates.io crate repeated-lines-remover 1.4.0
[INFO] tweaked toml for crates.io crate repeated-lines-remover 1.4.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 031bc78e881297ee9db53d29004a8e327f72f4cbf4df30a2280d381f3f78abcf
[INFO] running `Command { std: "docker" "start" "-a" "031bc78e881297ee9db53d29004a8e327f72f4cbf4df30a2280d381f3f78abcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "031bc78e881297ee9db53d29004a8e327f72f4cbf4df30a2280d381f3f78abcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031bc78e881297ee9db53d29004a8e327f72f4cbf4df30a2280d381f3f78abcf", kill_on_drop: false }`
[INFO] [stdout] 031bc78e881297ee9db53d29004a8e327f72f4cbf4df30a2280d381f3f78abcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b10950799b402bf467a550bdb562443ebc2b5a972b223453f01a0835488beb9
[INFO] running `Command { std: "docker" "start" "-a" "9b10950799b402bf467a550bdb562443ebc2b5a972b223453f01a0835488beb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling repeated-lines-remover v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:65:92
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let file_content = cloned_lines.iter().map(|x| format!("{}\n", x)).collect::<Vec<_>>();;
[INFO] [stdout]    |                                                                                            ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` 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 2.16s
[INFO] running `Command { std: "docker" "inspect" "9b10950799b402bf467a550bdb562443ebc2b5a972b223453f01a0835488beb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b10950799b402bf467a550bdb562443ebc2b5a972b223453f01a0835488beb9", kill_on_drop: false }`
[INFO] [stdout] 9b10950799b402bf467a550bdb562443ebc2b5a972b223453f01a0835488beb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce3018e7c317875fb8e9090eaa06f437901075fa96e633cfd798313f88e54714
[INFO] running `Command { std: "docker" "start" "-a" "ce3018e7c317875fb8e9090eaa06f437901075fa96e633cfd798313f88e54714", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling repeated-lines-remover v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:65:92
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let file_content = cloned_lines.iter().map(|x| format!("{}\n", x)).collect::<Vec<_>>();;
[INFO] [stdout]    |                                                                                            ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "ce3018e7c317875fb8e9090eaa06f437901075fa96e633cfd798313f88e54714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce3018e7c317875fb8e9090eaa06f437901075fa96e633cfd798313f88e54714", kill_on_drop: false }`
[INFO] [stdout] ce3018e7c317875fb8e9090eaa06f437901075fa96e633cfd798313f88e54714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc0183116e9801ae1d2c307409043bb2c3b898afa4db37650db25d0503fc5729
[INFO] running `Command { std: "docker" "start" "-a" "cc0183116e9801ae1d2c307409043bb2c3b898afa4db37650db25d0503fc5729", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:65:92
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let file_content = cloned_lines.iter().map(|x| format!("{}\n", x)).collect::<Vec<_>>();;
[INFO] [stderr]    |                                                                                            ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `repeated-lines-remover` (bin "repeated-lines-remover" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/repeated_lines_remover-15d428ead0d0bfd6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc0183116e9801ae1d2c307409043bb2c3b898afa4db37650db25d0503fc5729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0183116e9801ae1d2c307409043bb2c3b898afa4db37650db25d0503fc5729", kill_on_drop: false }`
[INFO] [stdout] cc0183116e9801ae1d2c307409043bb2c3b898afa4db37650db25d0503fc5729