[INFO] fetching crate repeated-lines-remover 1.4.0...
[INFO] testing repeated-lines-remover-1.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate repeated-lines-remover 1.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate repeated-lines-remover 1.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903d4fa07fa6ba8c6cf9a07717f7f6a376f0ba0c476a550ff93225a87eb9f80b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "903d4fa07fa6ba8c6cf9a07717f7f6a376f0ba0c476a550ff93225a87eb9f80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903d4fa07fa6ba8c6cf9a07717f7f6a376f0ba0c476a550ff93225a87eb9f80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903d4fa07fa6ba8c6cf9a07717f7f6a376f0ba0c476a550ff93225a87eb9f80b", kill_on_drop: false }`
[INFO] [stdout] 903d4fa07fa6ba8c6cf9a07717f7f6a376f0ba0c476a550ff93225a87eb9f80b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 333e6aea58a4332d23bc3c77396560570916ce79a3f327f45909cc5e4bcf35c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "333e6aea58a4332d23bc3c77396560570916ce79a3f327f45909cc5e4bcf35c7", 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "333e6aea58a4332d23bc3c77396560570916ce79a3f327f45909cc5e4bcf35c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333e6aea58a4332d23bc3c77396560570916ce79a3f327f45909cc5e4bcf35c7", kill_on_drop: false }`
[INFO] [stdout] 333e6aea58a4332d23bc3c77396560570916ce79a3f327f45909cc5e4bcf35c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d502adc53f776d051c2b6ba7319b586fdda8d5d63b8d04dd86d9ffb5d33d11
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10d502adc53f776d051c2b6ba7319b586fdda8d5d63b8d04dd86d9ffb5d33d11", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10d502adc53f776d051c2b6ba7319b586fdda8d5d63b8d04dd86d9ffb5d33d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d502adc53f776d051c2b6ba7319b586fdda8d5d63b8d04dd86d9ffb5d33d11", kill_on_drop: false }`
[INFO] [stdout] 10d502adc53f776d051c2b6ba7319b586fdda8d5d63b8d04dd86d9ffb5d33d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5dbb5dfa656456221a358fd139f7243f8a82f49c4a0e0f79c34025d21fd8c347
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5dbb5dfa656456221a358fd139f7243f8a82f49c4a0e0f79c34025d21fd8c347", kill_on_drop: false }`
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/repeated_lines_remover-d7bb364a2ba27888
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5dbb5dfa656456221a358fd139f7243f8a82f49c4a0e0f79c34025d21fd8c347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dbb5dfa656456221a358fd139f7243f8a82f49c4a0e0f79c34025d21fd8c347", kill_on_drop: false }`
[INFO] [stdout] 5dbb5dfa656456221a358fd139f7243f8a82f49c4a0e0f79c34025d21fd8c347