[INFO] cloning repository https://github.com/nzbzny/git-gud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nzbzny/git-gud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnzbzny%2Fgit-gud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnzbzny%2Fgit-gud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5247d8ac09eb5f44f77bbd19a8d7a665122ebdc
[INFO] checking nzbzny/git-gud against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnzbzny%2Fgit-gud" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nzbzny/git-gud on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nzbzny/git-gud
[INFO] finished tweaking git repo https://github.com/nzbzny/git-gud
[INFO] tweaked toml for git repo https://github.com/nzbzny/git-gud written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nzbzny/git-gud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xxhash-rust v0.8.12
[INFO] [stderr]   Downloaded lz4 v1.26.0
[INFO] [stderr]   Downloaded cc v1.1.8
[INFO] [stderr]   Downloaded lz4-sys v1.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ce6b420b17377ce3ddaba8286d72993a8737d36e95949024c6612e7897f2789
[INFO] running `Command { std: "docker" "start" "-a" "2ce6b420b17377ce3ddaba8286d72993a8737d36e95949024c6612e7897f2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ce6b420b17377ce3ddaba8286d72993a8737d36e95949024c6612e7897f2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce6b420b17377ce3ddaba8286d72993a8737d36e95949024c6612e7897f2789", kill_on_drop: false }`
[INFO] [stdout] 2ce6b420b17377ce3ddaba8286d72993a8737d36e95949024c6612e7897f2789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 048f273d5dc1d6d16d24843a728e602bac829a3cd4f55caf4f7320907a0472e2
[INFO] running `Command { std: "docker" "start" "-a" "048f273d5dc1d6d16d24843a728e602bac829a3cd4f55caf4f7320907a0472e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling cc v1.1.8
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking xxhash-rust v0.8.12
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling lz4-sys v1.10.0
[INFO] [stderr]     Checking lz4 v1.26.0
[INFO] [stderr]     Checking git-gud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `compression_type` is never read
[INFO] [stdout]   --> src/actions/diff.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DiffAction {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 14 |     compression_type: CompressionType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `compression_type` is never read
[INFO] [stdout]   --> src/actions/diff.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DiffAction {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 14 |     compression_type: CompressionType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lz4_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn lz4_decompress(compressed: &[u8]) -> std::io::Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zlib_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn zlib_decompress(compressed: &[u8]) -> core::result::Result<Vec<u8>, DecompressError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lz4_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn lz4_decompress(compressed: &[u8]) -> std::io::Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zlib_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn zlib_decompress(compressed: &[u8]) -> core::result::Result<Vec<u8>, DecompressError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "048f273d5dc1d6d16d24843a728e602bac829a3cd4f55caf4f7320907a0472e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048f273d5dc1d6d16d24843a728e602bac829a3cd4f55caf4f7320907a0472e2", kill_on_drop: false }`
[INFO] [stdout] 048f273d5dc1d6d16d24843a728e602bac829a3cd4f55caf4f7320907a0472e2