[INFO] fetching crate bb8 0.7.0...
[INFO] testing bb8-0.7.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate bb8 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bb8 0.7.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bb8 0.7.0
[INFO] finished tweaking crates.io crate bb8 0.7.0
[INFO] tweaked toml for crates.io crate bb8 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 540009cd521d7b8c2f03db670d7346b2fb146f401b01b9a1b0f7d3dfee82f68b
[INFO] running `Command { std: "docker" "start" "-a" "540009cd521d7b8c2f03db670d7346b2fb146f401b01b9a1b0f7d3dfee82f68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "540009cd521d7b8c2f03db670d7346b2fb146f401b01b9a1b0f7d3dfee82f68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "540009cd521d7b8c2f03db670d7346b2fb146f401b01b9a1b0f7d3dfee82f68b", kill_on_drop: false }`
[INFO] [stdout] 540009cd521d7b8c2f03db670d7346b2fb146f401b01b9a1b0f7d3dfee82f68b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82e733ba4c407bad602215132082340753ecfdacd93937d93f4a35ae9c23cf6d
[INFO] running `Command { std: "docker" "start" "-a" "82e733ba4c407bad602215132082340753ecfdacd93937d93f4a35ae9c23cf6d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling bb8 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.81s
[INFO] running `Command { std: "docker" "inspect" "82e733ba4c407bad602215132082340753ecfdacd93937d93f4a35ae9c23cf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e733ba4c407bad602215132082340753ecfdacd93937d93f4a35ae9c23cf6d", kill_on_drop: false }`
[INFO] [stdout] 82e733ba4c407bad602215132082340753ecfdacd93937d93f4a35ae9c23cf6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d64bedb3ca41e9e37a75ffd1f422023b83693d9fa5c0c12fd841c9c6086551ea
[INFO] running `Command { std: "docker" "start" "-a" "d64bedb3ca41e9e37a75ffd1f422023b83693d9fa5c0c12fd841c9c6086551ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling bb8 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> tests/test.rs:755:6
[INFO] [stdout]     |
[INFO] [stdout] 755 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "d64bedb3ca41e9e37a75ffd1f422023b83693d9fa5c0c12fd841c9c6086551ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64bedb3ca41e9e37a75ffd1f422023b83693d9fa5c0c12fd841c9c6086551ea", kill_on_drop: false }`
[INFO] [stdout] d64bedb3ca41e9e37a75ffd1f422023b83693d9fa5c0c12fd841c9c6086551ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3c5b1ebbad3c752769949381734c29f422b61b9bf358b033b23175deb90e6f0
[INFO] running `Command { std: "docker" "start" "-a" "f3c5b1ebbad3c752769949381734c29f422b61b9bf358b033b23175deb90e6f0", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> tests/test.rs:755:6
[INFO] [stderr]     |
[INFO] [stderr] 755 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bb8` (test "test") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bb8-794a990fa3725fe0)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-49ba25fd8ddbe251)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test_is_send_sync ... ok
[INFO] [stdout] test test_max_size_ok ... ok
[INFO] [stdout] test test_conns_drop_on_pool_drop ... ok
[INFO] [stdout] test test_acquire_release ... ok
[INFO] [stdout] test test_guard ... ok
[INFO] [stdout] test test_drop_on_broken ... ok
[INFO] [stdout] test test_customize_connection_acquire ... ok
[INFO] [stdout] test test_retry ... ok
[INFO] [stdout] test test_get_timeout ... ok
[INFO] [stdout] test test_conn_fail_once ... ok
[INFO] [stdout] test test_lazy_initialization_failure ... ok
[INFO] [stdout] test test_min_idle ... ok
[INFO] [stdout] test test_max_lifetime ... ok
[INFO] [stdout] test test_now_invalid ... ok
[INFO] [stdout] test test_initialization_failure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.31s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bb8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 17) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3c5b1ebbad3c752769949381734c29f422b61b9bf358b033b23175deb90e6f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c5b1ebbad3c752769949381734c29f422b61b9bf358b033b23175deb90e6f0", kill_on_drop: false }`
[INFO] [stdout] f3c5b1ebbad3c752769949381734c29f422b61b9bf358b033b23175deb90e6f0