[INFO] fetching crate cueball 0.3.5...
[INFO] testing cueball-0.3.5 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate cueball 0.3.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cueball 0.3.5 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cueball 0.3.5
[INFO] finished tweaking crates.io crate cueball 0.3.5
[INFO] tweaked toml for crates.io crate cueball 0.3.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate cueball 0.3.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] b78460c8c37eac4505279fa44369acbe560c069122c93d529c6d3e1094353635
[INFO] running `Command { std: "docker" "start" "-a" "b78460c8c37eac4505279fa44369acbe560c069122c93d529c6d3e1094353635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b78460c8c37eac4505279fa44369acbe560c069122c93d529c6d3e1094353635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b78460c8c37eac4505279fa44369acbe560c069122c93d529c6d3e1094353635", kill_on_drop: false }`
[INFO] [stdout] b78460c8c37eac4505279fa44369acbe560c069122c93d529c6d3e1094353635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 3914e60f66039a4a51eb6649fc3680cc81fbbc2fb3f7e759da119eb3f54490ca
[INFO] running `Command { std: "docker" "start" "-a" "3914e60f66039a4a51eb6649fc3680cc81fbbc2fb3f7e759da119eb3f54490ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling instant v0.1.3
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backoff v0.1.6
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling cueball v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.05s
[INFO] running `Command { std: "docker" "inspect" "3914e60f66039a4a51eb6649fc3680cc81fbbc2fb3f7e759da119eb3f54490ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3914e60f66039a4a51eb6649fc3680cc81fbbc2fb3f7e759da119eb3f54490ca", kill_on_drop: false }`
[INFO] [stdout] 3914e60f66039a4a51eb6649fc3680cc81fbbc2fb3f7e759da119eb3f54490ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd10642643bc1545d9db6bde387bf2ad622047041459ca14f6a95333e044b502
[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" "cd10642643bc1545d9db6bde387bf2ad622047041459ca14f6a95333e044b502", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling slog-term v2.5.0
[INFO] [stderr]    Compiling cueball v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `Command { std: "docker" "inspect" "cd10642643bc1545d9db6bde387bf2ad622047041459ca14f6a95333e044b502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd10642643bc1545d9db6bde387bf2ad622047041459ca14f6a95333e044b502", kill_on_drop: false }`
[INFO] [stdout] cd10642643bc1545d9db6bde387bf2ad622047041459ca14f6a95333e044b502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f2230c45da8e92da3afd5df2972d5eda1cbca21d6a74d6188864cacaab0b794
[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" "7f2230c45da8e92da3afd5df2972d5eda1cbca21d6a74d6188864cacaab0b794", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cueball-3676724ba3b7d7ef
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_test-ff685673b03f22eb
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] Jul 24 16:56:00.182 DEBG starting decoherence task, interval 300 seconds, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.182 DEBG starting connection health task, interval 30 seconds, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.188 INFO Adding backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.323 DEBG rebalance var true, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.331 DEBG Running rebalancer on 0 connections..., build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.331 INFO Backend count: 1, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.331 INFO Backend key: VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.331 DEBG New connection count: 3 Old Connection Count: 0, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.331 DEBG Connection rebalance completed: Ok(
[INFO] [stdout]     Some(
[INFO] [stdout]         {
[INFO] [stdout]             BackendKey(
[INFO] [stdout]                 "VdkFzX0HE5+B0VYi+Zx1FIGo8CY=",
[INFO] [stdout]             ): ConnectionCount(
[INFO] [stdout]                 3,
[INFO] [stdout]             ),
[INFO] [stdout]         },
[INFO] [stdout]     ),
[INFO] [stdout] ), build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.331 DEBG Adding new connections, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG Unwanted connection count: 0, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG Net total connections: 0, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG Trying to add more connections: 0, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG attempting to connect with retry..., build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 INFO Added connection for backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG Unwanted connection count: 0, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG Net total connections: 1, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.332 DEBG Trying to add more connections: 1, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.339 DEBG attempting to connect with retry..., build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.340 INFO Added connection for backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.340 DEBG Unwanted connection count: 0, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.340 DEBG Net total connections: 2, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.340 DEBG Trying to add more connections: 2, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.340 DEBG attempting to connect with retry..., build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.340 INFO Added connection for backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.840 INFO connections queue size: 3, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.841 INFO closing connection VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.841 INFO closing connection VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.841 INFO Closing unwanted connection for backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.843 INFO closing connection VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] Jul 24 16:56:00.843 INFO Closing unwanted connection for backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] test connection_pool_stop ... ok
[INFO] [stdout] Jul 24 16:56:00.847 INFO Closing unwanted connection for backend VdkFzX0HE5+B0VYi+Zx1FIGo8CY=, build-id: 0.1.0
[INFO] [stdout] test connection_pool_accounting ... ok
[INFO] [stdout] test connection_pool_claim ... ok
[INFO] [stdout] test connection_pool_no_backends ... ok
[INFO] [stdout] test connection_pool_decoherence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cueball
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 136) ... ignored
[INFO] [stdout] test src/lib.rs - (line 40) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f2230c45da8e92da3afd5df2972d5eda1cbca21d6a74d6188864cacaab0b794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2230c45da8e92da3afd5df2972d5eda1cbca21d6a74d6188864cacaab0b794", kill_on_drop: false }`
[INFO] [stdout] 7f2230c45da8e92da3afd5df2972d5eda1cbca21d6a74d6188864cacaab0b794