[INFO] updating cached repository tummychow/git-absorb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tummychow/git-absorb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tummychow/git-absorb" "work/ex/beta-1.38-1/sources/1.37.0/gh/tummychow/git-absorb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tummychow/git-absorb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tummychow/git-absorb" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tummychow/git-absorb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tummychow/git-absorb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d39efe92e6e6166495973a2b63268b44be94c51c
[INFO] sha for GitHub repo tummychow/git-absorb: d39efe92e6e6166495973a2b63268b44be94c51c
[INFO] validating manifest of tummychow/git-absorb on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tummychow/git-absorb on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tummychow/git-absorb
[INFO] finished frobbing tummychow/git-absorb
[INFO] frobbed toml for tummychow/git-absorb written to work/ex/beta-1.38-1/sources/1.37.0/gh/tummychow/git-absorb/Cargo.toml
[INFO] started frobbing tummychow/git-absorb
[INFO] finished frobbing tummychow/git-absorb
[INFO] frobbed toml for tummychow/git-absorb written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tummychow/git-absorb/Cargo.toml
[INFO] crate tummychow/git-absorb already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing tummychow/git-absorb against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tummychow/git-absorb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c29e33b3d53fdaff6b5e734245111716c0fd92489e118aefbc4618f9988bf4f2
[INFO] running `"docker" "start" "-a" "c29e33b3d53fdaff6b5e734245111716c0fd92489e118aefbc4618f9988bf4f2"`
[INFO] [stderr]    Compiling take_mut v0.2.0
[INFO] [stderr]    Compiling slog v2.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling isatty v0.1.6
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling clap v2.30.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling slog-async v2.2.0
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling slog-term v2.3.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling git-absorb v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `by_old`
[INFO] [stderr]   --> src/owned.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `"docker" "inspect" "c29e33b3d53fdaff6b5e734245111716c0fd92489e118aefbc4618f9988bf4f2"`
[INFO] running `"docker" "rm" "-f" "c29e33b3d53fdaff6b5e734245111716c0fd92489e118aefbc4618f9988bf4f2"`
[INFO] [stdout] c29e33b3d53fdaff6b5e734245111716c0fd92489e118aefbc4618f9988bf4f2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tummychow/git-absorb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8c5281a517b366daa8cac7cad3467d76afd77b57ef4e393db3a91661ded5b316
[INFO] running `"docker" "start" "-a" "8c5281a517b366daa8cac7cad3467d76afd77b57ef4e393db3a91661ded5b316"`
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]    Compiling git-absorb v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `by_old`
[INFO] [stderr]   --> src/owned.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     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]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `"docker" "inspect" "8c5281a517b366daa8cac7cad3467d76afd77b57ef4e393db3a91661ded5b316"`
[INFO] running `"docker" "rm" "-f" "8c5281a517b366daa8cac7cad3467d76afd77b57ef4e393db3a91661ded5b316"`
[INFO] [stdout] 8c5281a517b366daa8cac7cad3467d76afd77b57ef4e393db3a91661ded5b316
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tummychow/git-absorb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 90806f5e1b5b9a45b1d8f34748b1c023280cd7fc2a940af77f5f76075886d4e0
[INFO] running `"docker" "start" "-a" "90806f5e1b5b9a45b1d8f34748b1c023280cd7fc2a940af77f5f76075886d4e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/git_absorb-b3bb9b6c6fa17c35
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test commute::tests::test_commute_interleave ... ok
[INFO] [stdout] test commute::tests::test_commute ... ok
[INFO] [stdout] test commute::tests::test_commute_patch ... ok
[INFO] [stdout] test stack::tests::test_stack_hides_other_branches ... 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] [stdout] test stack::tests::test_stack_stops_at_merges ... ok
[INFO] [stdout] test stack::tests::test_stack_stops_at_default_limit ... 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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/git_absorb-98e37c587ff1e6a1
[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
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "90806f5e1b5b9a45b1d8f34748b1c023280cd7fc2a940af77f5f76075886d4e0"`
[INFO] running `"docker" "rm" "-f" "90806f5e1b5b9a45b1d8f34748b1c023280cd7fc2a940af77f5f76075886d4e0"`
[INFO] [stdout] 90806f5e1b5b9a45b1d8f34748b1c023280cd7fc2a940af77f5f76075886d4e0