[INFO] fetching crate async-speed-limit 0.3.1...
[INFO] testing async-speed-limit-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate async-speed-limit 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate async-speed-limit 0.3.1 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 async-speed-limit 0.3.1
[INFO] finished tweaking crates.io crate async-speed-limit 0.3.1
[INFO] tweaked toml for crates.io crate async-speed-limit 0.3.1 written to /workspace/builds/worker-3/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e36c0348d83aca0f8699f013247d3574b0499958492d1f8331e1859e9c108caf
[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" "e36c0348d83aca0f8699f013247d3574b0499958492d1f8331e1859e9c108caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36c0348d83aca0f8699f013247d3574b0499958492d1f8331e1859e9c108caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36c0348d83aca0f8699f013247d3574b0499958492d1f8331e1859e9c108caf", kill_on_drop: false }`
[INFO] [stdout] e36c0348d83aca0f8699f013247d3574b0499958492d1f8331e1859e9c108caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fb9c4f6615261a1b0ebdfeca77b418650987d8e0a9e5a88121eeed5c8d42fab
[INFO] running `Command { std: "docker" "start" "-a" "3fb9c4f6615261a1b0ebdfeca77b418650987d8e0a9e5a88121eeed5c8d42fab", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-speed-limit v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "3fb9c4f6615261a1b0ebdfeca77b418650987d8e0a9e5a88121eeed5c8d42fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb9c4f6615261a1b0ebdfeca77b418650987d8e0a9e5a88121eeed5c8d42fab", kill_on_drop: false }`
[INFO] [stdout] 3fb9c4f6615261a1b0ebdfeca77b418650987d8e0a9e5a88121eeed5c8d42fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0f1b4d29f87d9606a75e4b5f6c3f02a1e868e6a2fd73cacdbd1c56bda850c905
[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" "0f1b4d29f87d9606a75e4b5f6c3f02a1e868e6a2fd73cacdbd1c56bda850c905", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling async-speed-limit v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 48.17s
[INFO] running `Command { std: "docker" "inspect" "0f1b4d29f87d9606a75e4b5f6c3f02a1e868e6a2fd73cacdbd1c56bda850c905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1b4d29f87d9606a75e4b5f6c3f02a1e868e6a2fd73cacdbd1c56bda850c905", kill_on_drop: false }`
[INFO] [stdout] 0f1b4d29f87d9606a75e4b5f6c3f02a1e868e6a2fd73cacdbd1c56bda850c905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 393a3cdb0b2f5c686673e9415fd3fa66f45fc953aecb2add99751414ecee312d
[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" "393a3cdb0b2f5c686673e9415fd3fa66f45fc953aecb2add99751414ecee312d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_speed_limit-8cabca2a0539d757
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test limiter::tests_with_manual_clock::over_limit_multi_thread ... ok
[INFO] [stdout] test clock::tests::manual_clock_sleep ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::hiatus ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::over_limit_multi_thread_2 ... ok
[INFO] [stdout] test io::tests::limited_write ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::over_limit_multi_thread_yielded ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::burst ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::change_speed_limit ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::thousand_cuts ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::set_infinite_speed_limit ... ok
[INFO] [stdout] test io::tests::limited_read ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::under_limit_single_thread ... ok
[INFO] [stdout] test clock::tests::manual_clock_basics ... ok
[INFO] [stdout] test io::tests::unlimited_read ... ok
[INFO] [stdout] test limiter::tests_with_manual_clock::over_limit_single_thread ... ok
[INFO] [stdout] test io::tokio_tests::unlimited_read ... ok
[INFO] [stdout] test clock::tests::standard_clock ... ok
[INFO] [stdout] test io::tokio_tests::limited_read_byte_stream ... ok
[INFO] [stdout] test io::tokio_tests::limited_read ... ok
[INFO] [stdout] test limiter::tests_with_standard_clock::block ... ok
[INFO] [stderr]    Doc-tests async-speed-limit
[INFO] [stdout] test limiter::tests_with_standard_clock::rate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 22.36s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/limiter.rs - limiter::Limiter (line 252) ... ok
[INFO] [stdout] test src/clock.rs - clock::ManualClock (line 184) ... ok
[INFO] [stdout] test src/limiter.rs - limiter::Builder (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "393a3cdb0b2f5c686673e9415fd3fa66f45fc953aecb2add99751414ecee312d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "393a3cdb0b2f5c686673e9415fd3fa66f45fc953aecb2add99751414ecee312d", kill_on_drop: false }`
[INFO] [stdout] 393a3cdb0b2f5c686673e9415fd3fa66f45fc953aecb2add99751414ecee312d