[INFO] fetching crate git-absorb 0.6.6...
[INFO] testing git-absorb-0.6.6 against 1.54.0 for beta-1.55-1
[INFO] extracting crate git-absorb 0.6.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate git-absorb 0.6.6 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-5/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba43ecd426ed053e7945d890a800865ba64e4040406e0a1d7b5b84445050313e
[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" "ba43ecd426ed053e7945d890a800865ba64e4040406e0a1d7b5b84445050313e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba43ecd426ed053e7945d890a800865ba64e4040406e0a1d7b5b84445050313e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba43ecd426ed053e7945d890a800865ba64e4040406e0a1d7b5b84445050313e", kill_on_drop: false }`
[INFO] [stdout] ba43ecd426ed053e7945d890a800865ba64e4040406e0a1d7b5b84445050313e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", 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] 551d084d77ccaa83f1cb3dce0dec96b40008dcd061c5c1fe2bc2f154a24d549b
[INFO] running `Command { std: "docker" "start" "-a" "551d084d77ccaa83f1cb3dce0dec96b40008dcd061c5c1fe2bc2f154a24d549b", kill_on_drop: false }`
[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 slog-async v2.5.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]    Compiling slog-term v2.6.0
[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 20.49s
[INFO] running `Command { std: "docker" "inspect" "551d084d77ccaa83f1cb3dce0dec96b40008dcd061c5c1fe2bc2f154a24d549b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551d084d77ccaa83f1cb3dce0dec96b40008dcd061c5c1fe2bc2f154a24d549b", kill_on_drop: false }`
[INFO] [stdout] 551d084d77ccaa83f1cb3dce0dec96b40008dcd061c5c1fe2bc2f154a24d549b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2090104a0c32f9f14f6fa66d060161813e5073b3e8e93507e78877be48efcadf
[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" "2090104a0c32f9f14f6fa66d060161813e5073b3e8e93507e78877be48efcadf", kill_on_drop: false }`
[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 4.44s
[INFO] running `Command { std: "docker" "inspect" "2090104a0c32f9f14f6fa66d060161813e5073b3e8e93507e78877be48efcadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2090104a0c32f9f14f6fa66d060161813e5073b3e8e93507e78877be48efcadf", kill_on_drop: false }`
[INFO] [stdout] 2090104a0c32f9f14f6fa66d060161813e5073b3e8e93507e78877be48efcadf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", 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] f6eb6b36d6747b1d2cd2de2be868c95f6f133848d0995a1d1b880096d804cfd2
[INFO] running `Command { std: "docker" "start" "-a" "f6eb6b36d6747b1d2cd2de2be868c95f6f133848d0995a1d1b880096d804cfd2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: 1 warning emitted
[INFO] [stderr] 
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_absorb-e9de09243fd7ea3a)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test commute::tests::test_commute ... ok
[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 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_configured_limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_absorb-fa0cf21b764a249a)
[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] [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] running `Command { std: "docker" "inspect" "f6eb6b36d6747b1d2cd2de2be868c95f6f133848d0995a1d1b880096d804cfd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6eb6b36d6747b1d2cd2de2be868c95f6f133848d0995a1d1b880096d804cfd2", kill_on_drop: false }`
[INFO] [stdout] f6eb6b36d6747b1d2cd2de2be868c95f6f133848d0995a1d1b880096d804cfd2
