[INFO] fetching crate semalock 0.3.1... [INFO] testing semalock-0.3.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate semalock 0.3.1 into /workspace/builds/worker-119/source [INFO] validating manifest of crates.io crate semalock 0.3.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate semalock 0.3.1 [INFO] finished tweaking crates.io crate semalock 0.3.1 [INFO] tweaked toml for crates.io crate semalock 0.3.1 written to /workspace/builds/worker-119/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58ef229450a23987bb7a97a6c41be398b287ed0372fac2c0f9c3f867fd363a35 [INFO] running `Command { std: "docker" "start" "-a" "58ef229450a23987bb7a97a6c41be398b287ed0372fac2c0f9c3f867fd363a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58ef229450a23987bb7a97a6c41be398b287ed0372fac2c0f9c3f867fd363a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58ef229450a23987bb7a97a6c41be398b287ed0372fac2c0f9c3f867fd363a35", kill_on_drop: false }` [INFO] [stdout] 58ef229450a23987bb7a97a6c41be398b287ed0372fac2c0f9c3f867fd363a35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec0dd6eb3262ee8fdb2838590f6b3df4f773ec386a2d4b9440d9f6229ec346d3 [INFO] running `Command { std: "docker" "start" "-a" "ec0dd6eb3262ee8fdb2838590f6b3df4f773ec386a2d4b9440d9f6229ec346d3", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling errno v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling semalock v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:38:68 [INFO] [stdout] | [INFO] [stdout] 38 | .map_err(|e| format!("OpenOptions::open failed: {}", e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:51:71 [INFO] [stdout] | [INFO] [stdout] 51 | .map_err(|e| format!("CString::new failed: {}", e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.85s [INFO] running `Command { std: "docker" "inspect" "ec0dd6eb3262ee8fdb2838590f6b3df4f773ec386a2d4b9440d9f6229ec346d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec0dd6eb3262ee8fdb2838590f6b3df4f773ec386a2d4b9440d9f6229ec346d3", kill_on_drop: false }` [INFO] [stdout] ec0dd6eb3262ee8fdb2838590f6b3df4f773ec386a2d4b9440d9f6229ec346d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1da8e1339daf0fee4a3ed80ab8cccbf7111d77da89f4898cbd87b7c4f6b550b8 [INFO] running `Command { std: "docker" "start" "-a" "1da8e1339daf0fee4a3ed80ab8cccbf7111d77da89f4898cbd87b7c4f6b550b8", kill_on_drop: false }` [INFO] [stderr] Compiling semalock v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:38:68 [INFO] [stdout] | [INFO] [stdout] 38 | .map_err(|e| format!("OpenOptions::open failed: {}", e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:51:71 [INFO] [stdout] | [INFO] [stdout] 51 | .map_err(|e| format!("CString::new failed: {}", e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:38:68 [INFO] [stdout] | [INFO] [stdout] 38 | .map_err(|e| format!("OpenOptions::open failed: {}", e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:51:71 [INFO] [stdout] | [INFO] [stdout] 51 | .map_err(|e| format!("CString::new failed: {}", e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "1da8e1339daf0fee4a3ed80ab8cccbf7111d77da89f4898cbd87b7c4f6b550b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da8e1339daf0fee4a3ed80ab8cccbf7111d77da89f4898cbd87b7c4f6b550b8", kill_on_drop: false }` [INFO] [stdout] 1da8e1339daf0fee4a3ed80ab8cccbf7111d77da89f4898cbd87b7c4f6b550b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1c91ce83f9f44de426cacfcc7547b6069f362ee4c95be432277959e03f034cf2 [INFO] running `Command { std: "docker" "start" "-a" "1c91ce83f9f44de426cacfcc7547b6069f362ee4c95be432277959e03f034cf2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:38:68 [INFO] [stderr] | [INFO] [stderr] 38 | .map_err(|e| format!("OpenOptions::open failed: {}", e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:71 [INFO] [stderr] | [INFO] [stderr] 51 | .map_err(|e| format!("CString::new failed: {}", e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `semalock` (lib) generated 2 warnings [INFO] [stderr] warning: `semalock` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/semalock-6bba56cf24939819) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test basic_usage ... ok [INFO] [stdout] test unlink_and_use_again ... ok [INFO] [stderr] Doc-tests semalock [INFO] [stdout] test concurrency_threads ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [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" "1c91ce83f9f44de426cacfcc7547b6069f362ee4c95be432277959e03f034cf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c91ce83f9f44de426cacfcc7547b6069f362ee4c95be432277959e03f034cf2", kill_on_drop: false }` [INFO] [stdout] 1c91ce83f9f44de426cacfcc7547b6069f362ee4c95be432277959e03f034cf2