[INFO] fetching crate hey_listen 0.4.0... [INFO] checking hey_listen-0.4.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] extracting crate hey_listen 0.4.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate hey_listen 0.4.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate hey_listen 0.4.0 [INFO] finished tweaking crates.io crate hey_listen 0.4.0 [INFO] tweaked toml for crates.io crate hey_listen 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 16a08704627c85666d0627142943c9990a17b2c9a750caf56517a6a90de8dedb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "16a08704627c85666d0627142943c9990a17b2c9a750caf56517a6a90de8dedb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16a08704627c85666d0627142943c9990a17b2c9a750caf56517a6a90de8dedb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16a08704627c85666d0627142943c9990a17b2c9a750caf56517a6a90de8dedb", kill_on_drop: false }` [INFO] [stdout] 16a08704627c85666d0627142943c9990a17b2c9a750caf56517a6a90de8dedb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43142e527e318dff6ab8250f8f932aa7aeaec28fca159e245cdef1d74c23129e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "43142e527e318dff6ab8250f8f932aa7aeaec28fca159e245cdef1d74c23129e", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking serde_json v1.0.61 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Checking cargo_metadata v0.10.0 [INFO] [stderr] Checking skeptic v0.13.5 [INFO] [stderr] Compiling hey_listen v0.4.0 (/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/sync/parallel_dispatcher.rs:220:60 [INFO] [stdout] | [INFO] [stdout] 220 | Err(error) => Err(BuildError::NumThreads(error.description().to_string())), [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/sync/parallel_dispatcher.rs:220:60 [INFO] [stdout] | [INFO] [stdout] 220 | Err(error) => Err(BuildError::NumThreads(error.description().to_string())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Fn` trait object that must be used [INFO] [stdout] --> src/sync/parallel_dispatcher.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | listener_collection.fns.swap_remove(*index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Fn` trait object that must be used [INFO] [stdout] --> src/sync/parallel_dispatcher.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | listener_collection.fns.swap_remove(*index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parallel_dispatcher_test.rs:63:6 [INFO] [stdout] | [INFO] [stdout] 63 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parallel_dispatcher_test.rs:158:6 [INFO] [stdout] | [INFO] [stdout] 158 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parallel_dispatcher_test.rs:205:45 [INFO] [stdout] | [INFO] [stdout] 205 | fn assert_send(_: &T) {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/priority_listener_test.rs:263:45 [INFO] [stdout] | [INFO] [stdout] 263 | fn assert_send(_: &T) {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:311:6 [INFO] [stdout] | [INFO] [stdout] 311 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:351:6 [INFO] [stdout] | [INFO] [stdout] 351 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:391:6 [INFO] [stdout] | [INFO] [stdout] 391 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:433:45 [INFO] [stdout] | [INFO] [stdout] 433 | fn assert_send(_: &T) {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.74s [INFO] running `Command { std: "docker" "inspect" "43142e527e318dff6ab8250f8f932aa7aeaec28fca159e245cdef1d74c23129e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43142e527e318dff6ab8250f8f932aa7aeaec28fca159e245cdef1d74c23129e", kill_on_drop: false }` [INFO] [stdout] 43142e527e318dff6ab8250f8f932aa7aeaec28fca159e245cdef1d74c23129e