[INFO] fetching crate git-commitgraph 0.6.0...
[INFO] testing git-commitgraph-0.6.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate git-commitgraph 0.6.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate git-commitgraph 0.6.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-commitgraph 0.6.0
[INFO] finished tweaking crates.io crate git-commitgraph 0.6.0
[INFO] tweaked toml for crates.io crate git-commitgraph 0.6.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 0cf8963b1cf8228feca77c41a95340a2fa870996040f2b26ee5a1cdf892724e4
[INFO] running `Command { std: "docker" "start" "-a" "0cf8963b1cf8228feca77c41a95340a2fa870996040f2b26ee5a1cdf892724e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cf8963b1cf8228feca77c41a95340a2fa870996040f2b26ee5a1cdf892724e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cf8963b1cf8228feca77c41a95340a2fa870996040f2b26ee5a1cdf892724e4", kill_on_drop: false }`
[INFO] [stdout] 0cf8963b1cf8228feca77c41a95340a2fa870996040f2b26ee5a1cdf892724e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29015baaf057cde9edcaae8c1aac5b810417ef56ab34f69b99add844fcf799cd
[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" "29015baaf057cde9edcaae8c1aac5b810417ef56ab34f69b99add844fcf799cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling git-hash v0.8.0
[INFO] [stderr]    Compiling filebuffer v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling git-features v0.17.0
[INFO] [stderr]    Compiling git-commitgraph v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file_index`
[INFO] [stdout]   --> src/graph/access.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub file_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `LookupByPositionResult` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/graph/access.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "29015baaf057cde9edcaae8c1aac5b810417ef56ab34f69b99add844fcf799cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29015baaf057cde9edcaae8c1aac5b810417ef56ab34f69b99add844fcf799cd", kill_on_drop: false }`
[INFO] [stdout] 29015baaf057cde9edcaae8c1aac5b810417ef56ab34f69b99add844fcf799cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84a384ef098b22b0961d377606887679f4c0824747b9c1f859374bf8753b9c9
[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" "f84a384ef098b22b0961d377606887679f4c0824747b9c1f859374bf8753b9c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling git-commitgraph v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file_index`
[INFO] [stdout]   --> src/graph/access.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub file_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `LookupByPositionResult` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/graph/access.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "f84a384ef098b22b0961d377606887679f4c0824747b9c1f859374bf8753b9c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84a384ef098b22b0961d377606887679f4c0824747b9c1f859374bf8753b9c9", kill_on_drop: false }`
[INFO] [stdout] f84a384ef098b22b0961d377606887679f4c0824747b9c1f859374bf8753b9c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c76a3751c8e74a83d1a14de543c8450979410f2e49e214fbe57630d5ea45e3af
[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" "c76a3751c8e74a83d1a14de543c8450979410f2e49e214fbe57630d5ea45e3af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `file_index`
[INFO] [stderr]   --> src/graph/access.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub file_index: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `LookupByPositionResult` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/graph/access.rs:95:10
[INFO] [stderr]    |
[INFO] [stderr] 95 | #[derive(Clone)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `git-commitgraph` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_commitgraph-567bfeafab04d510)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c76a3751c8e74a83d1a14de543c8450979410f2e49e214fbe57630d5ea45e3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76a3751c8e74a83d1a14de543c8450979410f2e49e214fbe57630d5ea45e3af", kill_on_drop: false }`
[INFO] [stdout] c76a3751c8e74a83d1a14de543c8450979410f2e49e214fbe57630d5ea45e3af