[INFO] fetching crate run-down 0.1.1...
[INFO] testing run-down-0.1.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate run-down 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate run-down 0.1.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate run-down 0.1.1
[INFO] finished tweaking crates.io crate run-down 0.1.1
[INFO] tweaked toml for crates.io crate run-down 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rsevents v0.2.1
[INFO] [stderr]   Downloaded lazy-init v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d766f2fd7ada1599065353cfa81e9b541bd81de807fb1584560ab54c70462bc4
[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" "d766f2fd7ada1599065353cfa81e9b541bd81de807fb1584560ab54c70462bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d766f2fd7ada1599065353cfa81e9b541bd81de807fb1584560ab54c70462bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d766f2fd7ada1599065353cfa81e9b541bd81de807fb1584560ab54c70462bc4", kill_on_drop: false }`
[INFO] [stdout] d766f2fd7ada1599065353cfa81e9b541bd81de807fb1584560ab54c70462bc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b98c1c492b45de1074dd6826a4b964f7120d875d03f741acb3e23ab9f588507
[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" "7b98c1c492b45de1074dd6826a4b964f7120d875d03f741acb3e23ab9f588507", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling lazy-init v0.3.0
[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 2.67s
[INFO] running `Command { std: "docker" "inspect" "7b98c1c492b45de1074dd6826a4b964f7120d875d03f741acb3e23ab9f588507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b98c1c492b45de1074dd6826a4b964f7120d875d03f741acb3e23ab9f588507", kill_on_drop: false }`
[INFO] [stdout] 7b98c1c492b45de1074dd6826a4b964f7120d875d03f741acb3e23ab9f588507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--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] ad4081fc1696dfb2c663bb3154e45e5584b5043eb10dce11483adbeb71ae36e4
[INFO] running `Command { std: "docker" "start" "-a" "ad4081fc1696dfb2c663bb3154e45e5584b5043eb10dce11483adbeb71ae36e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling run-down v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "ad4081fc1696dfb2c663bb3154e45e5584b5043eb10dce11483adbeb71ae36e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4081fc1696dfb2c663bb3154e45e5584b5043eb10dce11483adbeb71ae36e4", kill_on_drop: false }`
[INFO] [stdout] ad4081fc1696dfb2c663bb3154e45e5584b5043eb10dce11483adbeb71ae36e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bb1ea1f2afcb1c3a20ce75623f9a49af8f133b0e23fd513ea582ed56f5f13b7
[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" "0bb1ea1f2afcb1c3a20ce75623f9a49af8f133b0e23fd513ea582ed56f5f13b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/run_down-68d7a442dfe325f4
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test flags::test_rundown_flags_set_in_progress ... ok
[INFO] [stdout] test flags::test_rundown_flags_refcount ... ok
[INFO] [stdout] test rundown_ref::test_wait_when_protected ... ok
[INFO] [stdout] test flags::test_to_flags ... ok
[INFO] [stdout] test flags::test_rundown_flags_underflow_panic ... ok
[INFO] [stdout] test flags::test_rundown_flags_overflow_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unit_tests-cd9c1d6471ab7869
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_multiple_successive_waits ... ok
[INFO] [stdout] test test_acquisition_when_not_rundown ... ok
[INFO] [stdout] test test_acquisition_when_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] [stderr]    Doc-tests run-down
[INFO] [stdout] test test_re_init_panic_without_rundown ... ok
[INFO] [stdout] test test_re_init_panic_on_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - readme_examples (line 116) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0bb1ea1f2afcb1c3a20ce75623f9a49af8f133b0e23fd513ea582ed56f5f13b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb1ea1f2afcb1c3a20ce75623f9a49af8f133b0e23fd513ea582ed56f5f13b7", kill_on_drop: false }`
[INFO] [stdout] 0bb1ea1f2afcb1c3a20ce75623f9a49af8f133b0e23fd513ea582ed56f5f13b7
