[INFO] fetching crate slottle 0.4.2...
[INFO] testing slottle-0.4.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate slottle 0.4.2 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate slottle 0.4.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slottle 0.4.2
[INFO] finished tweaking crates.io crate slottle 0.4.2
[INFO] tweaked toml for crates.io crate slottle 0.4.2 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a202fbd680b16753fb067ce95f4f088098fe8b53ed51d04f519ca4ebff3c68e6
[INFO] running `Command { std: "docker" "start" "-a" "a202fbd680b16753fb067ce95f4f088098fe8b53ed51d04f519ca4ebff3c68e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a202fbd680b16753fb067ce95f4f088098fe8b53ed51d04f519ca4ebff3c68e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a202fbd680b16753fb067ce95f4f088098fe8b53ed51d04f519ca4ebff3c68e6", kill_on_drop: false }`
[INFO] [stdout] a202fbd680b16753fb067ce95f4f088098fe8b53ed51d04f519ca4ebff3c68e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6498055da757836c15bf41aa04d21a90f6a7d5617283de3aaab88733d0e02a7
[INFO] running `Command { std: "docker" "start" "-a" "e6498055da757836c15bf41aa04d21a90f6a7d5617283de3aaab88733d0e02a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling std-semaphore v0.1.0
[INFO] [stderr]    Compiling slottle v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "e6498055da757836c15bf41aa04d21a90f6a7d5617283de3aaab88733d0e02a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6498055da757836c15bf41aa04d21a90f6a7d5617283de3aaab88733d0e02a7", kill_on_drop: false }`
[INFO] [stdout] e6498055da757836c15bf41aa04d21a90f6a7d5617283de3aaab88733d0e02a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a3d73700e47b91f45f846741d27311137f74caa333002e3378d308c9918445f
[INFO] running `Command { std: "docker" "start" "-a" "0a3d73700e47b91f45f846741d27311137f74caa333002e3378d308c9918445f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling slottle v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.90s
[INFO] running `Command { std: "docker" "inspect" "0a3d73700e47b91f45f846741d27311137f74caa333002e3378d308c9918445f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3d73700e47b91f45f846741d27311137f74caa333002e3378d308c9918445f", kill_on_drop: false }`
[INFO] [stdout] 0a3d73700e47b91f45f846741d27311137f74caa333002e3378d308c9918445f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c519c02002983018e2f0a627e9c072bf1a3da3a70f295b0e764fe63272d8fad0
[INFO] running `Command { std: "docker" "start" "-a" "c519c02002983018e2f0a627e9c072bf1a3da3a70f295b0e764fe63272d8fad0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slottle-623547f8623bc7cb)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test throttle::interval::tests::test_fibonacci ... ok
[INFO] [stdout] test throttle::tests::interval_modify ... ok
[INFO] [stdout] test throttle::tests::throttle_log_new_0 ... ok
[INFO] [stdout] test throttle::tests::throttle_log_op ... ok
[INFO] [stdout] test throttle::tests::retryable_result_convert ... ok
[INFO] [stdout] test throttle::tests::with_concurrent_equal_0 ... ok
[INFO] [stdout] test throttle::tests::with_concurrent_equal_to_isize_max ... ok
[INFO] [stdout] test throttle::interval::tests::test_fibonacci_max_smaller_than_base - should panic ... ok
[INFO] [stdout] test throttle_pool::tests::run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slottle
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/throttle/interval.rs - throttle::interval::fibonacci (line 15) ... ignored
[INFO] [stdout] test src/throttle_pool.rs - throttle_pool::ThrottlePoolBuilder<K>::interval (line 80) ... ok
[INFO] [stdout] test src/throttle/mod.rs - throttle::Interval::modify (line 606) ... ok
[INFO] [stdout] test src/throttle/mod.rs - throttle::ThrottleBuilder::interval (line 357) ... ok
[INFO] [stdout] test src/throttle/mod.rs - throttle::Throttle::run_fallible (line 81) ... ok
[INFO] [stdout] test src/throttle/mod.rs - throttle::Throttle::retry (line 210) ... ok
[INFO] [stdout] test src/throttle/mod.rs - throttle::Throttle::run (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] test src/throttle/mod.rs - throttle::Throttle::retry (line 183) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c519c02002983018e2f0a627e9c072bf1a3da3a70f295b0e764fe63272d8fad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c519c02002983018e2f0a627e9c072bf1a3da3a70f295b0e764fe63272d8fad0", kill_on_drop: false }`
[INFO] [stdout] c519c02002983018e2f0a627e9c072bf1a3da3a70f295b0e764fe63272d8fad0