[INFO] fetching crate flexible-locks 0.1.0...
[INFO] testing flexible-locks-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate flexible-locks 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate flexible-locks 0.1.0 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 flexible-locks 0.1.0
[INFO] finished tweaking crates.io crate flexible-locks 0.1.0
[INFO] tweaked toml for crates.io crate flexible-locks 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stdout] db84d99674354c8c4ebdcbcff71c07f02d704bab49ffe6d3bf9033c9ef3dfc07
[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" "db84d99674354c8c4ebdcbcff71c07f02d704bab49ffe6d3bf9033c9ef3dfc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db84d99674354c8c4ebdcbcff71c07f02d704bab49ffe6d3bf9033c9ef3dfc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db84d99674354c8c4ebdcbcff71c07f02d704bab49ffe6d3bf9033c9ef3dfc07", kill_on_drop: false }`
[INFO] [stdout] db84d99674354c8c4ebdcbcff71c07f02d704bab49ffe6d3bf9033c9ef3dfc07
[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] [stdout] a180730e6c01f0de04853d80708ded97ab44eb1c323133e845c285d7278d1aaf
[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" "a180730e6c01f0de04853d80708ded97ab44eb1c323133e845c285d7278d1aaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexible-locks_derive v0.1.0
[INFO] [stderr]    Compiling flexible-locks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/os.rs:257:51
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[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 1.89s
[INFO] running `Command { std: "docker" "inspect" "a180730e6c01f0de04853d80708ded97ab44eb1c323133e845c285d7278d1aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a180730e6c01f0de04853d80708ded97ab44eb1c323133e845c285d7278d1aaf", kill_on_drop: false }`
[INFO] [stdout] a180730e6c01f0de04853d80708ded97ab44eb1c323133e845c285d7278d1aaf
[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] 236c02d428fd54efb348335b64d87fb48a5fc02a5ad34db76ed2748ad6e27394
[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" "236c02d428fd54efb348335b64d87fb48a5fc02a5ad34db76ed2748ad6e27394", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling flexible-locks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/os.rs:257:51
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[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 item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/os.rs:257:51
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[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 test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "236c02d428fd54efb348335b64d87fb48a5fc02a5ad34db76ed2748ad6e27394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236c02d428fd54efb348335b64d87fb48a5fc02a5ad34db76ed2748ad6e27394", kill_on_drop: false }`
[INFO] [stdout] 236c02d428fd54efb348335b64d87fb48a5fc02a5ad34db76ed2748ad6e27394
[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] ef731ec60658d63238297c93624cb6d3284b51cc228645104999c21857a73963
[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" "ef731ec60658d63238297c93624cb6d3284b51cc228645104999c21857a73963", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/os.rs:257:51
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/os.rs:257:51
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flexible_locks-8090c55baf3e7e68
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::wrap::smoke ... ok
[INFO] [stdout] test tests::base::smoke ... ok
[INFO] [stdout] test tests::wrap::test_into_inner_drop ... ok
[INFO] [stdout] test tests::wrap::test_mutex_unsized ... ok
[INFO] [stdout] test tests::boxed::smoke ... ok
[INFO] [stdout] test tests::boxed::test_get_mut ... ok
[INFO] [stdout] test tests::boxed::test_mutex_arc_nested ... ok
[INFO] [stdout] test tests::boxed::test_mutex_unsized ... ok
[INFO] [stdout] test tests::wrap::test_mutex_arc_nested ... ok
[INFO] [stdout] test tests::wrap::lots_and_lots ... ok
[INFO] [stdout] test tests::boxed::test_into_inner ... ok
[INFO] [stdout] test tests::boxed::test_into_inner_drop ... ok
[INFO] [stdout] test tests::wrap::test_get_mut ... ok
[INFO] [stdout] test tests::wrap::test_into_inner ... ok
[INFO] [stdout] test tests::boxed::lots_and_lots ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flexible-locks
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - MutexWrap<M, T>::new (line 708) ... ok
[INFO] [stdout] test src/lib.rs - MutexProtected::DataType (line 168) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap<M, T>::get_mut (line 819) ... ok
[INFO] [stdout] test src/os.rs - pthread_mutex_new (line 288) ... ok
[INFO] [stdout] test src/lib.rs - MutexProtected (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::new (line 425) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::lock (line 541) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap<M, T>::lock (line 783) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap<M, T>::into_inner (line 735) ... ok
[INFO] [stdout] test src/lib.rs - mutex_new (line 353) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::get_mut (line 589) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::into_inner (line 472) ... ok
[INFO] [stdout] test src/os.rs - raw_os_mutex_new (line 133) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap (line 653) ... ok
[INFO] [stdout] test src/lib.rs - Mutex (line 276) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef731ec60658d63238297c93624cb6d3284b51cc228645104999c21857a73963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef731ec60658d63238297c93624cb6d3284b51cc228645104999c21857a73963", kill_on_drop: false }`
[INFO] [stdout] ef731ec60658d63238297c93624cb6d3284b51cc228645104999c21857a73963