[INFO] fetching crate ripline 0.1.0...
[INFO] testing ripline-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ripline 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ripline 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ripline 0.1.0
[INFO] finished tweaking crates.io crate ripline 0.1.0
[INFO] tweaked toml for crates.io crate ripline 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate ripline 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded linereader v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da2a83294debcc9c4589e47854fabd714ef15d1813a57c75f28cb2d7fb94028c
[INFO] running `Command { std: "docker" "start" "-a" "da2a83294debcc9c4589e47854fabd714ef15d1813a57c75f28cb2d7fb94028c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da2a83294debcc9c4589e47854fabd714ef15d1813a57c75f28cb2d7fb94028c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2a83294debcc9c4589e47854fabd714ef15d1813a57c75f28cb2d7fb94028c", kill_on_drop: false }`
[INFO] [stdout] da2a83294debcc9c4589e47854fabd714ef15d1813a57c75f28cb2d7fb94028c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f34680f4f9233b7530c210805be51d75126d46116e4463b75e748ec1da89c21e
[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" "f34680f4f9233b7530c210805be51d75126d46116e4463b75e748ec1da89c21e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling ripline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "f34680f4f9233b7530c210805be51d75126d46116e4463b75e748ec1da89c21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34680f4f9233b7530c210805be51d75126d46116e4463b75e748ec1da89c21e", kill_on_drop: false }`
[INFO] [stdout] f34680f4f9233b7530c210805be51d75126d46116e4463b75e748ec1da89c21e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 390471e83fc47712bd1d9c175af0779c976333f6fd0e6a534c6217783c05f879
[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" "390471e83fc47712bd1d9c175af0779c976333f6fd0e6a534c6217783c05f879", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memmap2 v0.3.0
[INFO] [stderr]    Compiling linereader v0.4.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling grep-cli v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ripline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.23s
[INFO] running `Command { std: "docker" "inspect" "390471e83fc47712bd1d9c175af0779c976333f6fd0e6a534c6217783c05f879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390471e83fc47712bd1d9c175af0779c976333f6fd0e6a534c6217783c05f879", kill_on_drop: false }`
[INFO] [stdout] 390471e83fc47712bd1d9c175af0779c976333f6fd0e6a534c6217783c05f879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6aeb41b150c99ff215e29039c7bf6686d10bd3cd302a6cb47a038fc6e2928ce8
[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" "6aeb41b150c99ff215e29039c7bf6686d10bd3cd302a6cb47a038fc6e2928ce8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ripline-d0a644dc8bd136bb)
[INFO] [stdout] running 20 tests
[INFO] [stdout] test line_buffer::tests::buffer_limited_capacity1 ... ok
[INFO] [stdout] test line_buffer::tests::buffer_empty ... ok
[INFO] [stdout] test line_buffer::tests::buffer_basics4 ... ok
[INFO] [stdout] test lines::tests::preceding_lines_empty1 ... ok
[INFO] [stdout] test line_buffer::tests::buffer_basics3 ... ok
[INFO] [stdout] test lines::tests::preceding_lines_empty2 ... ok
[INFO] [stdout] test lines::tests::preceding_lines_sherlock ... ok
[INFO] [stdout] test lines::tests::preceding_lines_short ... ok
[INFO] [stdout] test line_buffer::tests::buffer_basics2 ... ok
[INFO] [stdout] test line_buffer::tests::buffer_basics1 ... ok
[INFO] [stdout] test lines::tests::line_iter ... ok
[INFO] [stdout] test line_buffer::tests::buffer_small_capacity ... ok
[INFO] [stdout] test line_buffer::tests::buffer_limited_capacity3 ... ok
[INFO] [stdout] test lines::tests::line_count ... ok
[INFO] [stdout] test lines::tests::line_locate_weird ... ok
[INFO] [stdout] test lines::tests::preceding_lines_doc ... ok
[INFO] [stdout] test line_buffer::tests::buffer_zero_capacity ... ok
[INFO] [stdout] test line_buffer::tests::buffer_limited_capacity2 ... ok
[INFO] [stdout] test lines::tests::line_iter_empty ... ok
[INFO] [stdout] test lines::tests::line_locate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ripline
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Match (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6aeb41b150c99ff215e29039c7bf6686d10bd3cd302a6cb47a038fc6e2928ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aeb41b150c99ff215e29039c7bf6686d10bd3cd302a6cb47a038fc6e2928ce8", kill_on_drop: false }`
[INFO] [stdout] 6aeb41b150c99ff215e29039c7bf6686d10bd3cd302a6cb47a038fc6e2928ce8