[INFO] fetching crate once_spin 0.1.3...
[INFO] testing once_spin-0.1.3 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate once_spin 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate once_spin 0.1.3 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate once_spin 0.1.3
[INFO] finished tweaking crates.io crate once_spin 0.1.3
[INFO] tweaked toml for crates.io crate once_spin 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate once_spin 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b7c34fd71eeb546f139e983d04d1b4979b67019aac6d4986ddfe90a3c12a453
[INFO] running `Command { std: "docker" "start" "-a" "6b7c34fd71eeb546f139e983d04d1b4979b67019aac6d4986ddfe90a3c12a453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b7c34fd71eeb546f139e983d04d1b4979b67019aac6d4986ddfe90a3c12a453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7c34fd71eeb546f139e983d04d1b4979b67019aac6d4986ddfe90a3c12a453", kill_on_drop: false }`
[INFO] [stdout] 6b7c34fd71eeb546f139e983d04d1b4979b67019aac6d4986ddfe90a3c12a453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 530e5560219f5fd24d1d3959629ffbce6a890d62450212f17573c21fde00457d
[INFO] running `Command { std: "docker" "start" "-a" "530e5560219f5fd24d1d3959629ffbce6a890d62450212f17573c21fde00457d", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_spin v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/barrier.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::{fmt, sync::atomic::spin_loop_hint};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/barrier.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 spin_loop_hint();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/mutex.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     sync::atomic::{spin_loop_hint, AtomicBool, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/mutex.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 spin_loop_hint();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/once.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/once.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     spin_loop_hint();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/once.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 RUNNING => spin_loop_hint(),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/rw_lock.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:167:25
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |             spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:156:22
[INFO] [stdout]     |
[INFO] [stdout] 156 |         if self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/once.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 .compare_and_swap(INCOMPLETE, RUNNING, Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "530e5560219f5fd24d1d3959629ffbce6a890d62450212f17573c21fde00457d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530e5560219f5fd24d1d3959629ffbce6a890d62450212f17573c21fde00457d", kill_on_drop: false }`
[INFO] [stdout] 530e5560219f5fd24d1d3959629ffbce6a890d62450212f17573c21fde00457d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db39a4064ae82654131c4d554f41438d390410d13a29c28042730a150f833700
[INFO] running `Command { std: "docker" "start" "-a" "db39a4064ae82654131c4d554f41438d390410d13a29c28042730a150f833700", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/barrier.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::{fmt, sync::atomic::spin_loop_hint};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling once_spin v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/barrier.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 spin_loop_hint();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/mutex.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     sync::atomic::{spin_loop_hint, AtomicBool, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/mutex.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 spin_loop_hint();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/once.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/once.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     spin_loop_hint();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/once.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 RUNNING => spin_loop_hint(),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/rw_lock.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:167:25
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |             spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:156:22
[INFO] [stdout]     |
[INFO] [stdout] 156 |         if self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/once.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 .compare_and_swap(INCOMPLETE, RUNNING, Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/barrier.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::{fmt, sync::atomic::spin_loop_hint};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/barrier.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 spin_loop_hint();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/mutex.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     sync::atomic::{spin_loop_hint, AtomicBool, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/mutex.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 spin_loop_hint();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/once.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/once.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     spin_loop_hint();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/once.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 RUNNING => spin_loop_hint(),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/rw_lock.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:167:25
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 None => spin_loop_hint(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/rw_lock.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |             spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:156:22
[INFO] [stdout]     |
[INFO] [stdout] 156 |         if self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/once.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 .compare_and_swap(INCOMPLETE, RUNNING, Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "db39a4064ae82654131c4d554f41438d390410d13a29c28042730a150f833700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db39a4064ae82654131c4d554f41438d390410d13a29c28042730a150f833700", kill_on_drop: false }`
[INFO] [stdout] db39a4064ae82654131c4d554f41438d390410d13a29c28042730a150f833700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 685623248a3509e1dec637046dbdecfed7fa516a7f9b4010eceba255c7cc1793
[INFO] running `Command { std: "docker" "start" "-a" "685623248a3509e1dec637046dbdecfed7fa516a7f9b4010eceba255c7cc1793", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/barrier.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::{fmt, sync::atomic::spin_loop_hint};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/barrier.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 spin_loop_hint();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/mutex.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     sync::atomic::{spin_loop_hint, AtomicBool, Ordering},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/mutex.rs:112:17
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 spin_loop_hint();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/once.rs:6:20
[INFO] [stderr]   |
[INFO] [stderr] 6 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/once.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |                     spin_loop_hint();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/once.rs:131:28
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 RUNNING => spin_loop_hint(),
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/rw_lock.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:167:25
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 None => spin_loop_hint(),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:263:25
[INFO] [stderr]     |
[INFO] [stderr] 263 |                 None => spin_loop_hint(),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:287:25
[INFO] [stderr]     |
[INFO] [stderr] 287 |                 None => spin_loop_hint(),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:447:13
[INFO] [stderr]     |
[INFO] [stderr] 447 |             spin_loop_hint();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/mutex.rs:110:25
[INFO] [stderr]     |
[INFO] [stderr] 110 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/mutex.rs:156:22
[INFO] [stderr]     |
[INFO] [stderr] 156 |         if self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/once.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 .compare_and_swap(INCOMPLETE, RUNNING, Ordering::SeqCst);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/barrier.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::{fmt, sync::atomic::spin_loop_hint};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/barrier.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 spin_loop_hint();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/mutex.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     sync::atomic::{spin_loop_hint, AtomicBool, Ordering},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/mutex.rs:112:17
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 spin_loop_hint();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/once.rs:6:20
[INFO] [stderr]   |
[INFO] [stderr] 6 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/once.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |                     spin_loop_hint();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/once.rs:131:28
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 RUNNING => spin_loop_hint(),
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/rw_lock.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     sync::atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:167:25
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 None => spin_loop_hint(),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:263:25
[INFO] [stderr]     |
[INFO] [stderr] 263 |                 None => spin_loop_hint(),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:287:25
[INFO] [stderr]     |
[INFO] [stderr] 287 |                 None => spin_loop_hint(),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/rw_lock.rs:447:13
[INFO] [stderr]     |
[INFO] [stderr] 447 |             spin_loop_hint();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/mutex.rs:110:25
[INFO] [stderr]     |
[INFO] [stderr] 110 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/mutex.rs:156:22
[INFO] [stderr]     |
[INFO] [stderr] 156 |         if self.lock.compare_and_swap(false, true, Ordering::Acquire) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/once.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 .compare_and_swap(INCOMPLETE, RUNNING, Ordering::SeqCst);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/once_spin-713057755f83ed94)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/barrier.rs (/opt/rustwide/target/debug/deps/barrier-44c26b84e11048e1)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/mutex.rs (/opt/rustwide/target/debug/deps/mutex-8efef411af3f7444)
[INFO] [stdout] test test_barrier ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_mutex_unsized ... ok
[INFO] [stdout] test test_into_inner_drop ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test test_into_inner ... ok
[INFO] [stdout] test try_lock ... ok
[INFO] [stdout] test test_mutex_arc_nested ... ok
[INFO] [stdout] test lots_and_lots ... ok
[INFO] [stdout] test test_mutex_arc_access_in_unwind ... ok
[INFO] [stdout] test test_mutex_force_lock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/once.rs (/opt/rustwide/target/debug/deps/once-c0d2a47041d034e0)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test try_no_wait ... ok
[INFO] [stdout] test wait ... ok
[INFO] [stdout] test smoke_once ... ok
[INFO] [stdout] test smoke_once_value ... ok
[INFO] [stdout] test try_get ... ok
[INFO] [stdout] test stampede_once ... ok
[INFO] [stderr]      Running tests/rw_lock.rs (/opt/rustwide/target/debug/deps/rw_lock-80c20b39e75c255f)
[INFO] [stdout] test panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_force_read_decrement ... ok
[INFO] [stdout] test test_rwlock_unsized ... ok
[INFO] [stdout] test test_rw_try_read ... ok
[INFO] [stdout] test test_into_inner ... ok
[INFO] [stdout] test test_upgrade_downgrade ... ok
[INFO] [stdout] test test_force_write_unlock ... ok
[INFO] [stdout] test test_rwlock_try_write ... ok
[INFO] [stdout] test test_into_inner_drop ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test test_rw_arc ... ok
[INFO] [stdout] test test_rw_access_in_unwind ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests once_spin
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/once.rs - once::Once (line 20) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLockUpgradeableGuard::try_upgrade (line 416) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::new (line 83) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::get_mut (line 299) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::read (line 152) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::Barrier::new (line 64) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::BarrierWaitResult (line 46) ... ok
[INFO] [stdout] test src/once.rs - once::Once<T>::call_once (line 64) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLockWriteGuard::downgrade (line 478) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::try_write (line 220) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::lock (line 122) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::BarrierWaitResult::is_leader (line 142) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::write (line 248) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::get_mut (line 173) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLockUpgradeableGuard::upgrade (line 433) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex (line 19) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::new (line 77) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::try_read (line 112) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock (line 44) ... ok
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLockUpgradeableGuard::downgrade (line 453) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::Barrier (line 9) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::Barrier::wait (line 94) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "685623248a3509e1dec637046dbdecfed7fa516a7f9b4010eceba255c7cc1793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685623248a3509e1dec637046dbdecfed7fa516a7f9b4010eceba255c7cc1793", kill_on_drop: false }`
[INFO] [stdout] 685623248a3509e1dec637046dbdecfed7fa516a7f9b4010eceba255c7cc1793