[INFO] fetching crate r2d2 0.8.9...
[INFO] testing r2d2-0.8.9 against try#28eff87d300677d3acc4d7129d31c74bf885cf6d for pr-94775
[INFO] extracting crate r2d2 0.8.9 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate r2d2 0.8.9 on toolchain 28eff87d300677d3acc4d7129d31c74bf885cf6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r2d2 0.8.9
[INFO] finished tweaking crates.io crate r2d2 0.8.9
[INFO] tweaked toml for crates.io crate r2d2 0.8.9 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "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] 36408f60179f3358e2bc2ac4783c7f0dbebb8c703e48744c26cc7b0288993283
[INFO] running `Command { std: "docker" "start" "-a" "36408f60179f3358e2bc2ac4783c7f0dbebb8c703e48744c26cc7b0288993283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36408f60179f3358e2bc2ac4783c7f0dbebb8c703e48744c26cc7b0288993283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36408f60179f3358e2bc2ac4783c7f0dbebb8c703e48744c26cc7b0288993283", kill_on_drop: false }`
[INFO] [stdout] 36408f60179f3358e2bc2ac4783c7f0dbebb8c703e48744c26cc7b0288993283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9888fd7f9588ed9bd907a4ae2536a896aac3c240530f32da1a56647d4e025fc
[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" "a9888fd7f9588ed9bd907a4ae2536a896aac3c240530f32da1a56647d4e025fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling r2d2 v0.8.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:559:37
[INFO] [stdout]     |
[INFO] [stdout] 559 |         fmt.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `Command { std: "docker" "inspect" "a9888fd7f9588ed9bd907a4ae2536a896aac3c240530f32da1a56647d4e025fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9888fd7f9588ed9bd907a4ae2536a896aac3c240530f32da1a56647d4e025fc", kill_on_drop: false }`
[INFO] [stdout] a9888fd7f9588ed9bd907a4ae2536a896aac3c240530f32da1a56647d4e025fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "test" "--frozen" "--no-run" "--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] 4f212393f8ba25803fb586434148af646a0dc38f69dd4b8f3cb9e88684e24a45
[INFO] running `Command { std: "docker" "start" "-a" "4f212393f8ba25803fb586434148af646a0dc38f69dd4b8f3cb9e88684e24a45", kill_on_drop: false }`
[INFO] [stderr]    Compiling r2d2 v0.8.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:559:37
[INFO] [stdout]     |
[INFO] [stdout] 559 |         fmt.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:559:37
[INFO] [stdout]     |
[INFO] [stdout] 559 |         fmt.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/test.rs:167:27
[INFO] [stdout]     |
[INFO] [stdout] 167 |             if self.first.compare_and_swap(true, false, Ordering::SeqCst) {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.74s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/r2d2-b2a0cffd1a87da59)
[INFO] running `Command { std: "docker" "inspect" "4f212393f8ba25803fb586434148af646a0dc38f69dd4b8f3cb9e88684e24a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f212393f8ba25803fb586434148af646a0dc38f69dd4b8f3cb9e88684e24a45", kill_on_drop: false }`
[INFO] [stdout] 4f212393f8ba25803fb586434148af646a0dc38f69dd4b8f3cb9e88684e24a45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "test" "--frozen", 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] 2a9ca1596fe755ab2b632cff1eb3781552d33cb1b0ec4be226c8192098beb9c3
[INFO] running `Command { std: "docker" "start" "-a" "2a9ca1596fe755ab2b632cff1eb3781552d33cb1b0ec4be226c8192098beb9c3", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:559:37
[INFO] [stdout] running 18 tests
[INFO] [stderr]     |
[INFO] [stdout] test test::test_is_send_sync ... ok
[INFO] [stderr] 559 |         fmt.write_str(error::Error::description(self))?;
[INFO] [stdout] test test::test_acquire_release ... ok
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/test.rs:167:27
[INFO] [stderr]     |
[INFO] [stderr] 167 |             if self.first.compare_and_swap(true, false, Ordering::SeqCst) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `r2d2` (lib) generated 1 warning
[INFO] [stderr] warning: `r2d2` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/r2d2-b2a0cffd1a87da59)
[INFO] [stdout] test test::extensions ... ok
[INFO] [stdout] test test::test_drop_on_broken ... ok
[INFO] [stdout] test test::test_max_size_ok ... ok
[INFO] [stdout] test test::test_issue_2_unlocked_during_is_valid ... ok
[INFO] [stdout] test test::try_get ... ok
[INFO] [stdout] test test::events ... ok
[INFO] [stdout] test test::get_timeout ... ok
[INFO] [stdout] test test::test_connection_customizer ... ok
[INFO] [stdout] test test::test_initialization_failure ... ok
[INFO] [stdout] test test::test_lazy_initialization_failure ... ok
[INFO] [stdout] test test::test_get_global_timeout ... ok
[INFO] [stdout] test test::conns_drop_on_pool_drop ... ok
[INFO] [stdout] test test::min_idle ... ok
[INFO] [stdout] test test::test_idle_timeout ... ok
[INFO] [stdout] test test::idle_timeout_partial_use ... ok
[INFO] [stderr]    Doc-tests r2d2
[INFO] [stdout] test test::test_max_lifetime ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... 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" "2a9ca1596fe755ab2b632cff1eb3781552d33cb1b0ec4be226c8192098beb9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9ca1596fe755ab2b632cff1eb3781552d33cb1b0ec4be226c8192098beb9c3", kill_on_drop: false }`
[INFO] [stdout] 2a9ca1596fe755ab2b632cff1eb3781552d33cb1b0ec4be226c8192098beb9c3