[INFO] cloning repository https://github.com/smythg4/rust-atomics-and-locks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smythg4/rust-atomics-and-locks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmythg4%2Frust-atomics-and-locks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmythg4%2Frust-atomics-and-locks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 193ac4dcf87c33955aef16df0e27c346666eb7f7
[INFO] testing smythg4/rust-atomics-and-locks against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmythg4%2Frust-atomics-and-locks" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smythg4/rust-atomics-and-locks
[INFO] finished tweaking git repo https://github.com/smythg4/rust-atomics-and-locks
[INFO] tweaked toml for git repo https://github.com/smythg4/rust-atomics-and-locks written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smythg4/rust-atomics-and-locks on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smythg4/rust-atomics-and-locks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0489700c395b9465042f0b1d98250a4fe382b7a60b7dba0beb67b616197935eb
[INFO] running `Command { std: "docker" "start" "-a" "0489700c395b9465042f0b1d98250a4fe382b7a60b7dba0beb67b616197935eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0489700c395b9465042f0b1d98250a4fe382b7a60b7dba0beb67b616197935eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0489700c395b9465042f0b1d98250a4fe382b7a60b7dba0beb67b616197935eb", kill_on_drop: false }`
[INFO] [stdout] 0489700c395b9465042f0b1d98250a4fe382b7a60b7dba0beb67b616197935eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffcfd07080d392d78561143baf6a84aabcf75f47e1d10599085df05d7d239ad5
[INFO] running `Command { std: "docker" "start" "-a" "ffcfd07080d392d78561143baf6a84aabcf75f47e1d10599085df05d7d239ad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling flume v0.12.0
[INFO] [stderr]    Compiling atomic-wait v1.1.0
[INFO] [stderr]    Compiling atomics_and_locks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `McsNode` is more private than the item `McsLock::lock`
[INFO] [stdout]   --> src/queuelock.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn lock(&self, node: &mut McsNode) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::lock` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/queuelock.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct McsNode {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `McsNode` is more private than the item `McsLock::unlock`
[INFO] [stdout]   --> src/queuelock.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn unlock(&self, node: &mut McsNode) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::unlock` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/queuelock.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct McsNode {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Task` is never used
[INFO] [stdout]  --> src/threadpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Task = Box<dyn FnOnce() + Send>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `worker_loop` is never used
[INFO] [stdout]  --> src/threadpool.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn worker_loop(task_rx: flume::Receiver<Task>, id: usize) {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ThreadPool` is never constructed
[INFO] [stdout]   --> src/threadpool.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ThreadPool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `spawn` are never used
[INFO] [stdout]   --> src/threadpool.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl ThreadPool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 25 |     pub fn new(num_workers: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn spawn(&self, f: impl FnOnce() + Send + 'static) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "ffcfd07080d392d78561143baf6a84aabcf75f47e1d10599085df05d7d239ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcfd07080d392d78561143baf6a84aabcf75f47e1d10599085df05d7d239ad5", kill_on_drop: false }`
[INFO] [stdout] ffcfd07080d392d78561143baf6a84aabcf75f47e1d10599085df05d7d239ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dd3afaf35b0403569b416485988faf06c66e2cf499b6c25b54d7e59c076cdaa
[INFO] running `Command { std: "docker" "start" "-a" "9dd3afaf35b0403569b416485988faf06c66e2cf499b6c25b54d7e59c076cdaa", kill_on_drop: false }`
[INFO] [stdout] warning: type `McsNode` is more private than the item `McsLock::lock`
[INFO] [stdout]   --> src/queuelock.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn lock(&self, node: &mut McsNode) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::lock` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/queuelock.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct McsNode {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `McsNode` is more private than the item `McsLock::unlock`
[INFO] [stdout]   --> src/queuelock.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn unlock(&self, node: &mut McsNode) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::unlock` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/queuelock.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct McsNode {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Task` is never used
[INFO] [stdout]  --> src/threadpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Task = Box<dyn FnOnce() + Send>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `worker_loop` is never used
[INFO] [stdout]  --> src/threadpool.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn worker_loop(task_rx: flume::Receiver<Task>, id: usize) {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ThreadPool` is never constructed
[INFO] [stdout]   --> src/threadpool.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ThreadPool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `spawn` are never used
[INFO] [stdout]   --> src/threadpool.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl ThreadPool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 25 |     pub fn new(num_workers: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn spawn(&self, f: impl FnOnce() + Send + 'static) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling atomics_and_locks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `McsNode` is more private than the item `McsLock::lock`
[INFO] [stdout]   --> src/queuelock.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn lock(&self, node: &mut McsNode) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::lock` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/queuelock.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct McsNode {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `McsNode` is more private than the item `McsLock::unlock`
[INFO] [stdout]   --> src/queuelock.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn unlock(&self, node: &mut McsNode) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::unlock` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/queuelock.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct McsNode {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "9dd3afaf35b0403569b416485988faf06c66e2cf499b6c25b54d7e59c076cdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd3afaf35b0403569b416485988faf06c66e2cf499b6c25b54d7e59c076cdaa", kill_on_drop: false }`
[INFO] [stdout] 9dd3afaf35b0403569b416485988faf06c66e2cf499b6c25b54d7e59c076cdaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8c73997500f188019c6b2c1843a114b707bb19e30541bd21f90514201608440
[INFO] running `Command { std: "docker" "start" "-a" "f8c73997500f188019c6b2c1843a114b707bb19e30541bd21f90514201608440", kill_on_drop: false }`
[INFO] [stderr] warning: type `McsNode` is more private than the item `McsLock::lock`
[INFO] [stderr]   --> src/queuelock.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn lock(&self, node: &mut McsNode) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::lock` is reachable at visibility `pub`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/queuelock.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct McsNode {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `McsNode` is more private than the item `McsLock::unlock`
[INFO] [stderr]   --> src/queuelock.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn unlock(&self, node: &mut McsNode) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `McsLock::unlock` is reachable at visibility `pub`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `McsNode` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/queuelock.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct McsNode {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Task` is never used
[INFO] [stderr]  --> src/threadpool.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Task = Box<dyn FnOnce() + Send>;
[INFO] [stderr]   |      ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `worker_loop` is never used
[INFO] [stderr]  --> src/threadpool.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn worker_loop(task_rx: flume::Receiver<Task>, id: usize) {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ThreadPool` is never constructed
[INFO] [stderr]   --> src/threadpool.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct ThreadPool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `spawn` are never used
[INFO] [stderr]   --> src/threadpool.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl ThreadPool {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 25 |     pub fn new(num_workers: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn spawn(&self, f: impl FnOnce() + Send + 'static) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `atomics_and_locks` (lib) generated 6 warnings
[INFO] [stderr] warning: `atomics_and_locks` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/atomics_and_locks-274f22ae10355e3d)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test channel::tests::test_drain_after_disconnect ... ok
[INFO] [stdout] test channel::tests::test_ring_buffer_wraparound ... ok
[INFO] [stdout] test channel::tests::test_sender_error_on_receiver_drop ... ok
[INFO] [stdout] test unboundedchannel::tests::test_ub_drain_after_disconnect ... ok
[INFO] [stdout] test unboundedchannel::tests::test_ub_sender_error_on_receiver_drop ... ok
[INFO] [stdout] test channel::tests::test_try_recv ... ok
[INFO] [stdout] test channel::tests::test_multiple_producers ... ok
[INFO] [stdout] test queue::tests::test_queue_basics ... ok
[INFO] [stdout] test unboundedchannel::tests::test_mpmc ... ok
[INFO] [stdout] test queue::tests::test_queue_concurrent ... FAILED
[INFO] [stdout] test channel::tests::test_bounded_sender_blocks_when_full ... ok
[INFO] [stdout] test semaphore::tests::test_semaphore_limits_concurrency ... ok
[INFO] [stdout] test unboundedchannel::tests::test_unbounded_channels_simple ... ok
[INFO] [stdout] test channel::tests::test_channels_simple ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test threadpool::tests::test_tasks_execute ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- queue::tests::test_queue_concurrent stdout ----
[INFO] [stdout] Consumer got 0 items
[INFO] [stdout] Producer sent 1000 items
[INFO] [stdout] Consumer got 471 items
[INFO] [stdout] Producer sent 1000 items
[INFO] [stdout] Consumer got 1528 items
[INFO] [stdout] Consumer got 0 items
[INFO] [stdout] Producer sent 1000 items
[INFO] [stdout] Producer sent 1000 items
[INFO] [stdout] 
[INFO] [stdout] thread 'queue::tests::test_queue_concurrent' (32) panicked at src/queue.rs:269:9:
[INFO] [stdout] assertion failed: list.pop_front(guard).is_none()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ac8e0decf5a - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ac8e0decf5a - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ac8e0decf5a - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ac8e0decf5a - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ac8e0e00e4a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ac8e0e00e4a - core[35159d6ffb30e017]::fmt::write
[INFO] [stdout]    6:     0x5ac8e0df17e2 - std[ec419fa8110287d5]::io::default_write_fmt::<alloc[a8a7aba520129d98]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x5ac8e0df17e2 - <alloc[a8a7aba520129d98]::vec::Vec<u8> as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x5ac8e0dcb9df - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ac8e0dcb9df - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ac8e0de4ed9 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ac8e0d77cac - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x5ac8e0d77cac - test[a8007afcd3effadc]::test_main_inner::<test[a8007afcd3effadc]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5ac8e0de5152 - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x5ac8e0de5152 - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ac8e0dcbaca - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5ac8e0dc3439 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5ac8e0dcc7ad - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ac8e0e015dc - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ac8e0e015a2 - core[35159d6ffb30e017]::panicking::panic
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5ac8e0d55e18 - atomics_and_locks[64bd78abdde5f2f4]::queue::tests::test_queue_concurrent
[INFO] [stdout]                                at /opt/rustwide/workdir/src/queue.rs:269:9
[INFO] [stdout]   21:     0x5ac8e0d54ad7 - atomics_and_locks[64bd78abdde5f2f4]::queue::tests::test_queue_concurrent::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/queue.rs:221:31
[INFO] [stdout]   22:     0x5ac8e0d57106 - <atomics_and_locks[64bd78abdde5f2f4]::queue::tests::test_queue_concurrent::{closure#0} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5ac8e0d6af8b - <fn() -> core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ac8e0d6af8b - test[a8007afcd3effadc]::__rust_begin_short_backtrace::<core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>, fn() -> core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x5ac8e0d7877b - test[a8007afcd3effadc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x5ac8e0d7877b - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x5ac8e0d7877b - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>, core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5ac8e0d7877b - std[ec419fa8110287d5]::panicking::catch_unwind::<core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>, core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5ac8e0d7877b - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>, core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5ac8e0d7877b - test[a8007afcd3effadc]::run_test_in_process
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x5ac8e0d7877b - test[a8007afcd3effadc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x5ac8e0d73154 - test[a8007afcd3effadc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x5ac8e0d73154 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5ac8e0d7b382 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x5ac8e0d7b382 - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x5ac8e0d7b382 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5ac8e0d7b382 - std[ec419fa8110287d5]::panicking::catch_unwind::<(), core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5ac8e0d7b382 - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5ac8e0d7b382 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x5ac8e0d7b382 - <std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5ac8e0dec82f - <alloc[a8a7aba520129d98]::boxed::Box<dyn core[35159d6ffb30e017]::ops::function::FnOnce<(), Output = ()> + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   42:     0x5ac8e0dec82f - <std[ec419fa8110287d5]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x79da35594aa4 - <unknown>
[INFO] [stdout]   44:     0x79da35621a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     queue::tests::test_queue_concurrent
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 20.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8c73997500f188019c6b2c1843a114b707bb19e30541bd21f90514201608440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c73997500f188019c6b2c1843a114b707bb19e30541bd21f90514201608440", kill_on_drop: false }`
[INFO] [stdout] f8c73997500f188019c6b2c1843a114b707bb19e30541bd21f90514201608440
