[INFO] fetching crate flexible-locks 0.1.0...
[INFO] testing flexible-locks-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate flexible-locks 0.1.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate flexible-locks 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot v0.5.5
[INFO] [stderr]   Downloaded flexible-locks_derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37d6c95e509a20fcf0c7edd64f8c260ee231b2d5346f94422f6127b097340db9
[INFO] running `Command { std: "docker" "start" "-a" "37d6c95e509a20fcf0c7edd64f8c260ee231b2d5346f94422f6127b097340db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37d6c95e509a20fcf0c7edd64f8c260ee231b2d5346f94422f6127b097340db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37d6c95e509a20fcf0c7edd64f8c260ee231b2d5346f94422f6127b097340db9", kill_on_drop: false }`
[INFO] [stdout] 37d6c95e509a20fcf0c7edd64f8c260ee231b2d5346f94422f6127b097340db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55e68083f8bb096699d71ded8c665c5fc02a977abca60a0fd49f69a8ed0a38a9
[INFO] running `Command { std: "docker" "start" "-a" "55e68083f8bb096699d71ded8c665c5fc02a977abca60a0fd49f69a8ed0a38a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.11
[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 function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/os.rs:257:56
[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 5.29s
[INFO] running `Command { std: "docker" "inspect" "55e68083f8bb096699d71ded8c665c5fc02a977abca60a0fd49f69a8ed0a38a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e68083f8bb096699d71ded8c665c5fc02a977abca60a0fd49f69a8ed0a38a9", kill_on_drop: false }`
[INFO] [stdout] 55e68083f8bb096699d71ded8c665c5fc02a977abca60a0fd49f69a8ed0a38a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df8ccbc0aa2f605d818734072c28354a20a73f8620582f670e77614cca5218c
[INFO] running `Command { std: "docker" "start" "-a" "1df8ccbc0aa2f605d818734072c28354a20a73f8620582f670e77614cca5218c", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexible-locks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/os.rs:257:56
[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 function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/os.rs:257:56
[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 1.07s
[INFO] running `Command { std: "docker" "inspect" "1df8ccbc0aa2f605d818734072c28354a20a73f8620582f670e77614cca5218c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df8ccbc0aa2f605d818734072c28354a20a73f8620582f670e77614cca5218c", kill_on_drop: false }`
[INFO] [stdout] 1df8ccbc0aa2f605d818734072c28354a20a73f8620582f670e77614cca5218c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b8279d02a1a338acab27970700b954a6f35dcb440f557502716a41d7b766645
[INFO] running `Command { std: "docker" "start" "-a" "1b8279d02a1a338acab27970700b954a6f35dcb440f557502716a41d7b766645", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/os.rs:257:56
[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: `flexible-locks` (lib) generated 1 warning
[INFO] [stderr] warning: `flexible-locks` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flexible_locks-10c99ea8bb763819)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::base::smoke ... ok
[INFO] [stdout] test tests::boxed::smoke ... ok
[INFO] [stdout] test tests::boxed::test_get_mut ... ok
[INFO] [stdout] test tests::boxed::test_into_inner_drop ... ok
[INFO] [stdout] test tests::boxed::test_into_inner ... 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::smoke ... ok
[INFO] [stdout] test tests::wrap::test_get_mut ... ok
[INFO] [stdout] test tests::wrap::test_into_inner ... ok
[INFO] [stdout] test tests::wrap::test_into_inner_drop ... ok
[INFO] [stdout] test tests::boxed::lots_and_lots ... ok
[INFO] [stdout] test tests::wrap::test_mutex_unsized ... ok
[INFO] [stdout] test tests::wrap::lots_and_lots ... ok
[INFO] [stdout] test tests::wrap::test_mutex_arc_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flexible-locks
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/os.rs - os::pthread_mutex_new (line 288) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::new (line 425) ... ok
[INFO] [stdout] test src/lib.rs - MutexProtected (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::into_inner (line 472) ... ok
[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/os.rs - os::raw_os_mutex_new (line 133) ... ok
[INFO] [stdout] test src/lib.rs - mutex_new (line 353) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap<M,T>::into_inner (line 735) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::get_mut (line 589) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap<M,T>::get_mut (line 819) ... ok
[INFO] [stdout] test src/lib.rs - MutexWrap<M,T>::lock (line 783) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::lock (line 541) ... 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; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b8279d02a1a338acab27970700b954a6f35dcb440f557502716a41d7b766645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8279d02a1a338acab27970700b954a6f35dcb440f557502716a41d7b766645", kill_on_drop: false }`
[INFO] [stdout] 1b8279d02a1a338acab27970700b954a6f35dcb440f557502716a41d7b766645