[INFO] fetching crate precise_rate_limiter 0.3.0...
[INFO] testing precise_rate_limiter-0.3.0 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate precise_rate_limiter 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate precise_rate_limiter 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate precise_rate_limiter 0.3.0
[INFO] tweaked toml for crates.io crate precise_rate_limiter 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate precise_rate_limiter 0.3.0 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate precise_rate_limiter 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06a2741ffc7859a0d5b6a91e8e10f1d3ff2215e20ffbbdc9f06ff2b005713fb8
[INFO] running `Command { std: "docker" "start" "-a" "06a2741ffc7859a0d5b6a91e8e10f1d3ff2215e20ffbbdc9f06ff2b005713fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06a2741ffc7859a0d5b6a91e8e10f1d3ff2215e20ffbbdc9f06ff2b005713fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a2741ffc7859a0d5b6a91e8e10f1d3ff2215e20ffbbdc9f06ff2b005713fb8", kill_on_drop: false }`
[INFO] [stdout] 06a2741ffc7859a0d5b6a91e8e10f1d3ff2215e20ffbbdc9f06ff2b005713fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711a20f28bda427fd30960febd01ea5d16d6af950be6340c2b8cb1790cb089c3
[INFO] running `Command { std: "docker" "start" "-a" "711a20f28bda427fd30960febd01ea5d16d6af950be6340c2b8cb1790cb089c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling precise_rate_limiter v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.81s
[INFO] running `Command { std: "docker" "inspect" "711a20f28bda427fd30960febd01ea5d16d6af950be6340c2b8cb1790cb089c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711a20f28bda427fd30960febd01ea5d16d6af950be6340c2b8cb1790cb089c3", kill_on_drop: false }`
[INFO] [stdout] 711a20f28bda427fd30960febd01ea5d16d6af950be6340c2b8cb1790cb089c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3ea9d2d23d14e477f8a1ef7420b1b55e015148aaacd6a244493a4322f345c8e
[INFO] running `Command { std: "docker" "start" "-a" "c3ea9d2d23d14e477f8a1ef7420b1b55e015148aaacd6a244493a4322f345c8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling precise_rate_limiter v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "c3ea9d2d23d14e477f8a1ef7420b1b55e015148aaacd6a244493a4322f345c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ea9d2d23d14e477f8a1ef7420b1b55e015148aaacd6a244493a4322f345c8e", kill_on_drop: false }`
[INFO] [stdout] c3ea9d2d23d14e477f8a1ef7420b1b55e015148aaacd6a244493a4322f345c8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a6ccf6a2506b5232dba2e36c9f52619b08ebe65d86c27c0c5d229dcc79f7ca3
[INFO] running `Command { std: "docker" "start" "-a" "8a6ccf6a2506b5232dba2e36c9f52619b08ebe65d86c27c0c5d229dcc79f7ca3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/precise_rate_limiter-c01d3e41af257640)
[INFO] [stdout] running 26 tests
[INFO] [stdout] test tests::test_basic_acquire ... ok
[INFO] [stdout] test tests::test_fast_quota_sync_basic ... ok
[INFO] [stdout] test tests::test_basic_acquire_unfair ... ok
[INFO] [stdout] test tests::test_quota_sync_basic ... ok
[INFO] [stdout] test tests::test_fast_quota_sync_concurrent ... ok
[INFO] [stdout] test tests::test_quota_sync_concurrent ... ok
[INFO] [stdout] test tests::test_fast_quota_sync_panic_on_overflow - should panic ... ok
[INFO] [stdout] test tests::test_quota_sync_panic_on_overflow - should panic ... ok
[INFO] [stdout] test tests::test_fast_quota_sync_fast_path ... ok
[INFO] [stdout] test tests::test_fast_quota_sync_rate_limiting ... ok
[INFO] [stdout] test tests::test_one_per_ms_100_acquirers ... ok
[INFO] [stdout] test tests::test_one_per_ms_100_acquirers_unfair ... ok
[INFO] [stdout] test tests::test_quota_sync_rate_limiting ... ok
[INFO] [stdout] test tests::test_multiple_concurrent_acquires ... ok
[INFO] [stdout] test tests::test_multiple_concurrent_acquires_unfair ... ok
[INFO] [stdout] test tests::test_capacity_limit ... ok
[INFO] [stdout] test tests::test_large_acquire_request ... ok
[INFO] [stdout] test tests::test_large_acquire_request_unfair ... ok
[INFO] [stdout] test tests::test_rate_limiting_unfair ... ok
[INFO] [stdout] test tests::test_rate_limiting ... ok
[INFO] [stdout] test tests::test_capacity_limit_unfair ... ok
[INFO] [stdout] test tests::test_contention_transition_fastquota ... ok
[INFO] [stdout] test tests::test_contention_transition_quota ... ok
[INFO] [stdout] test tests::test_mpsc_throughput ... ok
[INFO] [stdout] test tests::test_throughput_100m_per_100ms ... ok
[INFO] [stdout] test tests::test_throughput_100m_per_100ms_unfair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests precise_rate_limiter
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Quota::new (line 322) - compile ... ok
[INFO] [stdout] test src/lib.rs - FastQuotaSync (line 698) - compile ... ok
[INFO] [stdout] test src/lib.rs - FastQuota::new (line 103) - compile ... ok
[INFO] [stdout] test src/lib.rs - QuotaSync (line 529) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 11) - compile ... ok
[INFO] [stdout] test src/lib.rs - Quota::acquire (line 384) - compile ... ok
[INFO] [stdout] test src/lib.rs - FastQuota::acquire (line 163) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a6ccf6a2506b5232dba2e36c9f52619b08ebe65d86c27c0c5d229dcc79f7ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6ccf6a2506b5232dba2e36c9f52619b08ebe65d86c27c0c5d229dcc79f7ca3", kill_on_drop: false }`
[INFO] [stdout] 8a6ccf6a2506b5232dba2e36c9f52619b08ebe65d86c27c0c5d229dcc79f7ca3