[INFO] cloning repository https://github.com/bgianfo/rundown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bgianfo/rundown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgianfo%2Frundown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgianfo%2Frundown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d53408710e4e1a974877c4d3f9fc316b13bc8173
[INFO] testing bgianfo/rundown against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgianfo%2Frundown" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bgianfo/rundown on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bgianfo/rundown
[INFO] finished tweaking git repo https://github.com/bgianfo/rundown
[INFO] tweaked toml for git repo https://github.com/bgianfo/rundown written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded lazy-init v0.4.0
[INFO] [stderr]   Downloaded rsevents v0.2.1
[INFO] [stderr]   Downloaded ctor v0.1.17
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded parking_lot_core v0.7.2
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb0d2a64397e9e9b3c958e300c56744f2170cac5567aa4c1b46759e64be24b76
[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" "eb0d2a64397e9e9b3c958e300c56744f2170cac5567aa4c1b46759e64be24b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb0d2a64397e9e9b3c958e300c56744f2170cac5567aa4c1b46759e64be24b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0d2a64397e9e9b3c958e300c56744f2170cac5567aa4c1b46759e64be24b76", kill_on_drop: false }`
[INFO] [stdout] eb0d2a64397e9e9b3c958e300c56744f2170cac5567aa4c1b46759e64be24b76
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d4ff54f9707f32347c71da912636cd1e0e267dbc4b6236028cb80e0e474ffcb
[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" "2d4ff54f9707f32347c71da912636cd1e0e267dbc4b6236028cb80e0e474ffcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy-init v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling rsevents v0.2.1
[INFO] [stderr]    Compiling run-down v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "2d4ff54f9707f32347c71da912636cd1e0e267dbc4b6236028cb80e0e474ffcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4ff54f9707f32347c71da912636cd1e0e267dbc4b6236028cb80e0e474ffcb", kill_on_drop: false }`
[INFO] [stdout] 2d4ff54f9707f32347c71da912636cd1e0e267dbc4b6236028cb80e0e474ffcb
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac4fced85eab045ee4090107c549a088f94de8f93874f3671098558d5fb7331
[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" "9ac4fced85eab045ee4090107c549a088f94de8f93874f3671098558d5fb7331", kill_on_drop: false }`
[INFO] [stderr]    Compiling run-down v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: bounds on `T: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> tests/unit-tests.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn is_droppable<T: Drop>() {}
[INFO] [stdout]    |                        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` 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 2.37s
[INFO] running `Command { std: "docker" "inspect" "9ac4fced85eab045ee4090107c549a088f94de8f93874f3671098558d5fb7331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac4fced85eab045ee4090107c549a088f94de8f93874f3671098558d5fb7331", kill_on_drop: false }`
[INFO] [stdout] 9ac4fced85eab045ee4090107c549a088f94de8f93874f3671098558d5fb7331
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d2a65bafc2b733a1312d37cbb8f9720a9f91f3e8a3c2db068b243c4ef4b14c5
[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" "6d2a65bafc2b733a1312d37cbb8f9720a9f91f3e8a3c2db068b243c4ef4b14c5", kill_on_drop: false }`
[INFO] [stderr] warning: bounds on `T: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stderr]   --> tests/unit-tests.rs:20:24
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn is_droppable<T: Drop>() {}
[INFO] [stderr]    |                        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(drop_bounds)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/run_down-24c1966c6513d437
[INFO] [stdout] running 8 tests
[INFO] [stdout] test flags::test::test_def_ref ... ok
[INFO] [stdout] test flags::test::test_add_ref ... ok
[INFO] [stdout] test flags::test::test_rundown_flags_refcount ... ok
[INFO] [stdout] test flags::test::test_rundown_flags_set_in_progress ... ok
[INFO] [stdout] test flags::test::test_to_flags ... ok
[INFO] [stdout] test rundown_ref::test::wait_when_protected ... ok
[INFO] [stdout] test flags::test::test_rundown_flags_overflow_panic ... ok
[INFO] [stdout] test flags::test::test_rundown_flags_underflow_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unit_tests-28cde206ad9e5831
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_acquisition_when_rundown ... ok
[INFO] [stdout] test test_multiple_successive_waits ... ok
[INFO] [stdout] test test_acquisition_when_not_rundown ... ok
[INFO] [stdout] test test_rundown_guard_implements_drop ... ok
[INFO] [stdout] test test_re_init ... ok
[INFO] [stdout] test test_usage_with_concurrency ... ok
[INFO] [stdout] test test_re_init_panic_on_ref ... ok
[INFO] [stdout] test test_re_init_panic_without_rundown ... ok
[INFO] [stderr]    Doc-tests run-down
[INFO] [stdout] test test_mini_stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.18s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - readme_examples (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d2a65bafc2b733a1312d37cbb8f9720a9f91f3e8a3c2db068b243c4ef4b14c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2a65bafc2b733a1312d37cbb8f9720a9f91f3e8a3c2db068b243c4ef4b14c5", kill_on_drop: false }`
[INFO] [stdout] 6d2a65bafc2b733a1312d37cbb8f9720a9f91f3e8a3c2db068b243c4ef4b14c5