[INFO] cloning repository https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs- [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManyQuackingDucks%2Fdeadlock_mutex_example-rs-", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManyQuackingDucks%2Fdeadlock_mutex_example-rs-'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bfd6f172275b6a14bc902a935477690c30dd70fd [INFO] testing ManyQuackingDucks/deadlock_mutex_example-rs- against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManyQuackingDucks%2Fdeadlock_mutex_example-rs-" "/workspace/builds/worker-43/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs- on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs- [INFO] finished tweaking git repo https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs- [INFO] tweaked toml for git repo https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs- written to /workspace/builds/worker-43/source/Cargo.toml [INFO] crate git repo https://github.com/ManyQuackingDucks/deadlock_mutex_example-rs- already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63ca26452c3fea338becc2d942f2b14d2111c18e56bfd37c1d92c2b1d3ae5601 [INFO] running `Command { std: "docker" "start" "-a" "63ca26452c3fea338becc2d942f2b14d2111c18e56bfd37c1d92c2b1d3ae5601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63ca26452c3fea338becc2d942f2b14d2111c18e56bfd37c1d92c2b1d3ae5601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63ca26452c3fea338becc2d942f2b14d2111c18e56bfd37c1d92c2b1d3ae5601", kill_on_drop: false }` [INFO] [stdout] 63ca26452c3fea338becc2d942f2b14d2111c18e56bfd37c1d92c2b1d3ae5601 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b3fe2138faee19d3d6281eb025a8ffa1aa55975796d60d708a748461e65b6de [INFO] running `Command { std: "docker" "start" "-a" "6b3fe2138faee19d3d6281eb025a8ffa1aa55975796d60d708a748461e65b6de", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling deadlock_mutex_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | thread::sleep_ms(100);//makes it easier to dead lock behavior but not nessasary to deadlock [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_a` [INFO] [stdout] --> src/main.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let lock_a = mutex_a.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_b` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let lock_b = mutex_b.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_b` [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let lock_b = mutex_b.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_a` [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let lock_a = mutex_a.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `mutex_a` should have an upper case name [INFO] [stdout] --> src/main.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | static ref mutex_a: Mutex<()> = Mutex::new(());//() needs 0 bytes of ram [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MUTEX_A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `mutex_b` should have an upper case name [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | static ref mutex_b: Mutex<()> = Mutex::new(()); [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MUTEX_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.55s [INFO] running `Command { std: "docker" "inspect" "6b3fe2138faee19d3d6281eb025a8ffa1aa55975796d60d708a748461e65b6de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b3fe2138faee19d3d6281eb025a8ffa1aa55975796d60d708a748461e65b6de", kill_on_drop: false }` [INFO] [stdout] 6b3fe2138faee19d3d6281eb025a8ffa1aa55975796d60d708a748461e65b6de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e8314898c64180f9efb4ccf4deb498bc856d45857a16391e96679e713f7a699 [INFO] running `Command { std: "docker" "start" "-a" "9e8314898c64180f9efb4ccf4deb498bc856d45857a16391e96679e713f7a699", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling deadlock_mutex_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | thread::sleep_ms(100);//makes it easier to dead lock behavior but not nessasary to deadlock [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_a` [INFO] [stdout] --> src/main.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let lock_a = mutex_a.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_b` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let lock_b = mutex_b.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_b` [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let lock_b = mutex_b.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock_a` [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let lock_a = mutex_a.lock(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `mutex_a` should have an upper case name [INFO] [stdout] --> src/main.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | static ref mutex_a: Mutex<()> = Mutex::new(());//() needs 0 bytes of ram [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MUTEX_A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `mutex_b` should have an upper case name [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | static ref mutex_b: Mutex<()> = Mutex::new(()); [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MUTEX_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "9e8314898c64180f9efb4ccf4deb498bc856d45857a16391e96679e713f7a699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e8314898c64180f9efb4ccf4deb498bc856d45857a16391e96679e713f7a699", kill_on_drop: false }` [INFO] [stdout] 9e8314898c64180f9efb4ccf4deb498bc856d45857a16391e96679e713f7a699 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 35f1845f1c6b4a7843d29d1ced57966f212f958f630cb6f7f365c382fb3482aa [INFO] running `Command { std: "docker" "start" "-a" "35f1845f1c6b4a7843d29d1ced57966f212f958f630cb6f7f365c382fb3482aa", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | thread::sleep_ms(100);//makes it easier to dead lock behavior but not nessasary to deadlock [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lock_a` [INFO] [stderr] --> src/main.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | let lock_a = mutex_a.lock(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lock_b` [INFO] [stderr] --> src/main.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let lock_b = mutex_b.lock(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lock_b` [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let lock_b = mutex_b.lock(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lock_a` [INFO] [stderr] --> src/main.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | let lock_a = mutex_a.lock(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lock_a` [INFO] [stderr] [INFO] [stderr] warning: static variable `mutex_a` should have an upper case name [INFO] [stderr] --> src/main.rs:10:16 [INFO] [stderr] | [INFO] [stderr] 10 | static ref mutex_a: Mutex<()> = Mutex::new(());//() needs 0 bytes of ram [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `MUTEX_A` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `mutex_b` should have an upper case name [INFO] [stderr] --> src/main.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | static ref mutex_b: Mutex<()> = Mutex::new(()); [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `MUTEX_B` [INFO] [stderr] [INFO] [stderr] warning: `deadlock_mutex_example` (bin "deadlock_mutex_example" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/deadlock_mutex_example-69f6029089b0962c) [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "35f1845f1c6b4a7843d29d1ced57966f212f958f630cb6f7f365c382fb3482aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35f1845f1c6b4a7843d29d1ced57966f212f958f630cb6f7f365c382fb3482aa", kill_on_drop: false }` [INFO] [stdout] 35f1845f1c6b4a7843d29d1ced57966f212f958f630cb6f7f365c382fb3482aa