[INFO] cloning repository https://github.com/banga/gitsearch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/banga/gitsearch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanga%2Fgitsearch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanga%2Fgitsearch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b06f483e3d28fb63c664f8751f5648680704b5e
[INFO] testing banga/gitsearch against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanga%2Fgitsearch" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/banga/gitsearch 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 git repo https://github.com/banga/gitsearch
[INFO] finished tweaking git repo https://github.com/banga/gitsearch
[INFO] tweaked toml for git repo https://github.com/banga/gitsearch written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/banga/gitsearch already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9f1c00d5e464145af537a550112fc1f716f8e9f32db476e20c96a8c0a7adc518
[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" "9f1c00d5e464145af537a550112fc1f716f8e9f32db476e20c96a8c0a7adc518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f1c00d5e464145af537a550112fc1f716f8e9f32db476e20c96a8c0a7adc518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1c00d5e464145af537a550112fc1f716f8e9f32db476e20c96a8c0a7adc518", kill_on_drop: false }`
[INFO] [stdout] 9f1c00d5e464145af537a550112fc1f716f8e9f32db476e20c96a8c0a7adc518
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ab21583588222ea61eedabc6e53aa9a508bf8d1b9625b9dc28e75a2ed06b4ca7
[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" "ab21583588222ea61eedabc6e53aa9a508bf8d1b9625b9dc28e75a2ed06b4ca7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling gitsearch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build_file_index`
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn build_file_index(index: &mut Index<String>, dir: &Path) -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 35.08s
[INFO] running `Command { std: "docker" "inspect" "ab21583588222ea61eedabc6e53aa9a508bf8d1b9625b9dc28e75a2ed06b4ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab21583588222ea61eedabc6e53aa9a508bf8d1b9625b9dc28e75a2ed06b4ca7", kill_on_drop: false }`
[INFO] [stdout] ab21583588222ea61eedabc6e53aa9a508bf8d1b9625b9dc28e75a2ed06b4ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5e2da13091ae56399f0ecd334f6afac5dda5af9a36aa2d0a4e0720cdcb4277db
[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" "5e2da13091ae56399f0ecd334f6afac5dda5af9a36aa2d0a4e0720cdcb4277db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gitsearch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build_file_index`
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn build_file_index(index: &mut Index<String>, dir: &Path) -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 4.47s
[INFO] running `Command { std: "docker" "inspect" "5e2da13091ae56399f0ecd334f6afac5dda5af9a36aa2d0a4e0720cdcb4277db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2da13091ae56399f0ecd334f6afac5dda5af9a36aa2d0a4e0720cdcb4277db", kill_on_drop: false }`
[INFO] [stdout] 5e2da13091ae56399f0ecd334f6afac5dda5af9a36aa2d0a4e0720cdcb4277db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7105870db30e480a86ccac39f28ddc7046a4255bd5ff85414de4c60c0cde9bf2
[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" "7105870db30e480a86ccac39f28ddc7046a4255bd5ff85414de4c60c0cde9bf2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `build_file_index`
[INFO] [stdout] running 2 tests
[INFO] [stderr]   --> src/main.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn build_file_index(index: &mut Index<String>, dir: &Path) -> io::Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gitsearch-67cec6bb54b27af6
[INFO] [stdout] test index::tests::multi_word ... ok
[INFO] [stdout] test index::tests::single_word ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7105870db30e480a86ccac39f28ddc7046a4255bd5ff85414de4c60c0cde9bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7105870db30e480a86ccac39f28ddc7046a4255bd5ff85414de4c60c0cde9bf2", kill_on_drop: false }`
[INFO] [stdout] 7105870db30e480a86ccac39f28ddc7046a4255bd5ff85414de4c60c0cde9bf2