[INFO] fetching crate git-absorb 0.6.6...
[INFO] testing git-absorb-0.6.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate git-absorb 0.6.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate git-absorb 0.6.6 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-absorb 0.6.6
[INFO] finished tweaking crates.io crate git-absorb 0.6.6
[INFO] tweaked toml for crates.io crate git-absorb 0.6.6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate git-absorb 0.6.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0446ffbbe7f451a99e198b19c1171cfc64e607a3d8a417a31b6b1ddede8ebfbf
[INFO] running `Command { std: "docker" "start" "-a" "0446ffbbe7f451a99e198b19c1171cfc64e607a3d8a417a31b6b1ddede8ebfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0446ffbbe7f451a99e198b19c1171cfc64e607a3d8a417a31b6b1ddede8ebfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0446ffbbe7f451a99e198b19c1171cfc64e607a3d8a417a31b6b1ddede8ebfbf", kill_on_drop: false }`
[INFO] [stdout] 0446ffbbe7f451a99e198b19c1171cfc64e607a3d8a417a31b6b1ddede8ebfbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88616a43cc5be15418bd2b56963a5ff659d80872cf2d99d0dee2db386dc6770e
[INFO] running `Command { std: "docker" "start" "-a" "88616a43cc5be15418bd2b56963a5ff659d80872cf2d99d0dee2db386dc6770e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]    Compiling git2 v0.13.11
[INFO] [stderr]    Compiling git-absorb v0.6.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `by_old`
[INFO] [stdout]   --> src/owned.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn by_old(&self, path: &[u8]) -> Option<&Patch> {
[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 24.40s
[INFO] running `Command { std: "docker" "inspect" "88616a43cc5be15418bd2b56963a5ff659d80872cf2d99d0dee2db386dc6770e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88616a43cc5be15418bd2b56963a5ff659d80872cf2d99d0dee2db386dc6770e", kill_on_drop: false }`
[INFO] [stdout] 88616a43cc5be15418bd2b56963a5ff659d80872cf2d99d0dee2db386dc6770e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d95dfdc5bcb6b5a3b4e910d3515eb52618c0291131c0ec8739a31891a6717c3f
[INFO] running `Command { std: "docker" "start" "-a" "d95dfdc5bcb6b5a3b4e910d3515eb52618c0291131c0ec8739a31891a6717c3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stdout] warning: associated function is never used: `by_old`
[INFO] [stdout]   --> src/owned.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn by_old(&self, path: &[u8]) -> Option<&Patch> {
[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]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling git-absorb v0.6.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `by_old`
[INFO] [stdout]   --> src/owned.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn by_old(&self, path: &[u8]) -> Option<&Patch> {
[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 5.29s
[INFO] running `Command { std: "docker" "inspect" "d95dfdc5bcb6b5a3b4e910d3515eb52618c0291131c0ec8739a31891a6717c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d95dfdc5bcb6b5a3b4e910d3515eb52618c0291131c0ec8739a31891a6717c3f", kill_on_drop: false }`
[INFO] [stdout] d95dfdc5bcb6b5a3b4e910d3515eb52618c0291131c0ec8739a31891a6717c3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97a7bcb74023631f03d32fb25bda9f9b67cd8266444a99504eb358bd4141960e
[INFO] running `Command { std: "docker" "start" "-a" "97a7bcb74023631f03d32fb25bda9f9b67cd8266444a99504eb358bd4141960e", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `by_old`
[INFO] [stderr]   --> src/owned.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn by_old(&self, path: &[u8]) -> Option<&Patch> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `git-absorb` (lib) generated 1 warning
[INFO] [stderr] warning: `git-absorb` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_absorb-6a91d0d7b9be366c)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test commute::tests::test_commute_patch ... ok
[INFO] [stdout] test commute::tests::test_commute_trivial_remove ... ok
[INFO] [stdout] test commute::tests::test_commute_trivial_add ... ok
[INFO] [stdout] test commute::tests::test_commute ... ok
[INFO] [stdout] test stack::tests::test_stack_uses_custom_base ... ok
[INFO] [stdout] test stack::tests::test_stack_stops_at_foreign_author ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_absorb-e89230ef1f7fd210)
[INFO] [stdout] test stack::tests::test_stack_hides_other_branches ... ok
[INFO] [stdout] test stack::tests::test_stack_stops_at_merges ... ok
[INFO] [stdout] test stack::tests::test_stack_stops_at_configured_limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests git-absorb
[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] [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" "97a7bcb74023631f03d32fb25bda9f9b67cd8266444a99504eb358bd4141960e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a7bcb74023631f03d32fb25bda9f9b67cd8266444a99504eb358bd4141960e", kill_on_drop: false }`
[INFO] [stdout] 97a7bcb74023631f03d32fb25bda9f9b67cd8266444a99504eb358bd4141960e