[INFO] fetching crate rev_lines 0.2.1...
[INFO] testing rev_lines-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rev_lines 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rev_lines 0.2.1 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 rev_lines 0.2.1
[INFO] finished tweaking crates.io crate rev_lines 0.2.1
[INFO] tweaked toml for crates.io crate rev_lines 0.2.1 written to /workspace/builds/worker-4/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-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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aee77755471c3bc97bffe4e0eec2a60791422b06066dd938c78b1e1c471deb88
[INFO] running `Command { std: "docker" "start" "-a" "aee77755471c3bc97bffe4e0eec2a60791422b06066dd938c78b1e1c471deb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee77755471c3bc97bffe4e0eec2a60791422b06066dd938c78b1e1c471deb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee77755471c3bc97bffe4e0eec2a60791422b06066dd938c78b1e1c471deb88", kill_on_drop: false }`
[INFO] [stdout] aee77755471c3bc97bffe4e0eec2a60791422b06066dd938c78b1e1c471deb88
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46e5208b666123ed7230e9802c9fa7d74bdc649420181f87450d629a7c8b9d46
[INFO] running `Command { std: "docker" "start" "-a" "46e5208b666123ed7230e9802c9fa7d74bdc649420181f87450d629a7c8b9d46", kill_on_drop: false }`
[INFO] [stderr]    Compiling rev_lines v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "46e5208b666123ed7230e9802c9fa7d74bdc649420181f87450d629a7c8b9d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e5208b666123ed7230e9802c9fa7d74bdc649420181f87450d629a7c8b9d46", kill_on_drop: false }`
[INFO] [stdout] 46e5208b666123ed7230e9802c9fa7d74bdc649420181f87450d629a7c8b9d46
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 125778d0dc9d366cbe0d5b534a400940389fe96001f8a9ca2db98cc797e4695c
[INFO] running `Command { std: "docker" "start" "-a" "125778d0dc9d366cbe0d5b534a400940389fe96001f8a9ca2db98cc797e4695c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rev_lines v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "125778d0dc9d366cbe0d5b534a400940389fe96001f8a9ca2db98cc797e4695c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "125778d0dc9d366cbe0d5b534a400940389fe96001f8a9ca2db98cc797e4695c", kill_on_drop: false }`
[INFO] [stdout] 125778d0dc9d366cbe0d5b534a400940389fe96001f8a9ca2db98cc797e4695c
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aafe9fe07653acc5d18269b0bb65d802368a443bf4b2b3a3b2a848ce4de208cf
[INFO] running `Command { std: "docker" "start" "-a" "aafe9fe07653acc5d18269b0bb65d802368a443bf4b2b3a3b2a848ce4de208cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rev_lines-55b3f30fed209df0)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_handles_empty_files ... ok
[INFO] [stdout] test tests::it_handles_file_with_blank_lines ... ok
[INFO] [stderr]    Doc-tests rev_lines
[INFO] [stdout] test tests::it_handles_file_with_one_line ... ok
[INFO] [stdout] test tests::it_handles_file_with_multi_lines ... ok
[INFO] [stdout] test tests::it_handles_file_with_multi_lines_and_with_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aafe9fe07653acc5d18269b0bb65d802368a443bf4b2b3a3b2a848ce4de208cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafe9fe07653acc5d18269b0bb65d802368a443bf4b2b3a3b2a848ce4de208cf", kill_on_drop: false }`
[INFO] [stdout] aafe9fe07653acc5d18269b0bb65d802368a443bf4b2b3a3b2a848ce4de208cf