[INFO] fetching crate leaky-bucket 0.10.0...
[INFO] testing leaky-bucket-0.10.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate leaky-bucket 0.10.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate leaky-bucket 0.10.0 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 crates.io crate leaky-bucket 0.10.0
[INFO] finished tweaking crates.io crate leaky-bucket 0.10.0
[INFO] tweaked toml for crates.io crate leaky-bucket 0.10.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate leaky-bucket 0.10.0 already has a lockfile, it will not be regenerated
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3a6580c6b274ce5f6e4d0a58f3eab86cbcb0e312b6db55a40972d4ba26a2ba14
[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" "3a6580c6b274ce5f6e4d0a58f3eab86cbcb0e312b6db55a40972d4ba26a2ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6580c6b274ce5f6e4d0a58f3eab86cbcb0e312b6db55a40972d4ba26a2ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6580c6b274ce5f6e4d0a58f3eab86cbcb0e312b6db55a40972d4ba26a2ba14", kill_on_drop: false }`
[INFO] [stdout] 3a6580c6b274ce5f6e4d0a58f3eab86cbcb0e312b6db55a40972d4ba26a2ba14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 96d4c310a2c87ea984da05503bd228b29e929cbd459d75b8afbba58759a0f3c1
[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" "96d4c310a2c87ea984da05503bd228b29e929cbd459d75b8afbba58759a0f3c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tokio-stream v0.1.0
[INFO] [stderr]    Compiling leaky-bucket v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.62s
[INFO] running `Command { std: "docker" "inspect" "96d4c310a2c87ea984da05503bd228b29e929cbd459d75b8afbba58759a0f3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d4c310a2c87ea984da05503bd228b29e929cbd459d75b8afbba58759a0f3c1", kill_on_drop: false }`
[INFO] [stdout] 96d4c310a2c87ea984da05503bd228b29e929cbd459d75b8afbba58759a0f3c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ce8c6c6cd0b29f15553a8596b646291229e997c09a9787424922e33e4f9f85de
[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" "ce8c6c6cd0b29f15553a8596b646291229e997c09a9787424922e33e4f9f85de", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling leaky-bucket v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.96s
[INFO] running `Command { std: "docker" "inspect" "ce8c6c6cd0b29f15553a8596b646291229e997c09a9787424922e33e4f9f85de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8c6c6cd0b29f15553a8596b646291229e997c09a9787424922e33e4f9f85de", kill_on_drop: false }`
[INFO] [stdout] ce8c6c6cd0b29f15553a8596b646291229e997c09a9787424922e33e4f9f85de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 125d349ec4ab6694f038bd323d622f8a03dec53a231dedc85520452177e45aa5
[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" "125d349ec4ab6694f038bd323d622f8a03dec53a231dedc85520452177e45aa5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leaky_bucket-1449b0c787e9a353
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test tests::test_graceful_shutdown_coordinator ... ok
[INFO] [stdout] test tests::test_leaky_bucket ... ok
[INFO] [stdout] test tests::test_concurrent_rate_limited ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/issue5-859ba577749968aa
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_issue5_a ... ok
[INFO] [stdout] test test_issue5_b ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_rate_limit_target-eba865d1affe2e65
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_rate_limit_target ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leaky-bucket
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - LeakyBuckets::coordinate (line 173) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - LeakyBucket::acquire_one (line 509) ... ok
[INFO] [stdout] test src/lib.rs - LeakyBucket::tokens (line 468) ... ok
[INFO] [stdout] test src/lib.rs - LeakyBucket::acquire (line 544) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "125d349ec4ab6694f038bd323d622f8a03dec53a231dedc85520452177e45aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "125d349ec4ab6694f038bd323d622f8a03dec53a231dedc85520452177e45aa5", kill_on_drop: false }`
[INFO] [stdout] 125d349ec4ab6694f038bd323d622f8a03dec53a231dedc85520452177e45aa5