[INFO] fetching crate treacle 0.1.0... [INFO] testing treacle-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate treacle 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate treacle 0.1.0 [INFO] finished tweaking crates.io crate treacle 0.1.0 [INFO] tweaked toml for crates.io crate treacle 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate treacle 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate treacle 0.1.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4ad4a28b6ab686da8c26b759442f985602ee6d9cf5ff20570ae50432848ca14 [INFO] running `Command { std: "docker" "start" "-a" "a4ad4a28b6ab686da8c26b759442f985602ee6d9cf5ff20570ae50432848ca14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4ad4a28b6ab686da8c26b759442f985602ee6d9cf5ff20570ae50432848ca14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4ad4a28b6ab686da8c26b759442f985602ee6d9cf5ff20570ae50432848ca14", kill_on_drop: false }` [INFO] [stdout] a4ad4a28b6ab686da8c26b759442f985602ee6d9cf5ff20570ae50432848ca14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04cb9de0426b9caecb46dedd64588cdb7e2c5f89c81fecd2ca3f62b5e2c1c015 [INFO] running `Command { std: "docker" "start" "-a" "04cb9de0426b9caecb46dedd64588cdb7e2c5f89c81fecd2ca3f62b5e2c1c015", kill_on_drop: false }` [INFO] [stderr] Compiling treacle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:383:19 [INFO] [stdout] | [INFO] [stdout] 383 | fn lock_state(&self) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 383 | fn lock_state(&self) -> MutexGuard<'_, DebouncerState> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "04cb9de0426b9caecb46dedd64588cdb7e2c5f89c81fecd2ca3f62b5e2c1c015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04cb9de0426b9caecb46dedd64588cdb7e2c5f89c81fecd2ca3f62b5e2c1c015", kill_on_drop: false }` [INFO] [stdout] 04cb9de0426b9caecb46dedd64588cdb7e2c5f89c81fecd2ca3f62b5e2c1c015 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3b38cfb001d3db4cb160979d2fa3611e391cf2ad92cbddfe3cf320190d3e220 [INFO] running `Command { std: "docker" "start" "-a" "f3b38cfb001d3db4cb160979d2fa3611e391cf2ad92cbddfe3cf320190d3e220", kill_on_drop: false }` [INFO] [stderr] Compiling treacle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:383:19 [INFO] [stdout] | [INFO] [stdout] 383 | fn lock_state(&self) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 383 | fn lock_state(&self) -> MutexGuard<'_, DebouncerState> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:383:19 [INFO] [stdout] | [INFO] [stdout] 383 | fn lock_state(&self) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 383 | fn lock_state(&self) -> MutexGuard<'_, DebouncerState> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "f3b38cfb001d3db4cb160979d2fa3611e391cf2ad92cbddfe3cf320190d3e220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3b38cfb001d3db4cb160979d2fa3611e391cf2ad92cbddfe3cf320190d3e220", kill_on_drop: false }` [INFO] [stdout] f3b38cfb001d3db4cb160979d2fa3611e391cf2ad92cbddfe3cf320190d3e220 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ea0e1a1c86c76cf14cd9108cf86f021e0f35a7d2ec3c2336f8980368a7853dcc [INFO] running `Command { std: "docker" "start" "-a" "ea0e1a1c86c76cf14cd9108cf86f021e0f35a7d2ec3c2336f8980368a7853dcc", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:383:19 [INFO] [stderr] | [INFO] [stderr] 383 | fn lock_state(&self) -> MutexGuard> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 383 | fn lock_state(&self) -> MutexGuard<'_, DebouncerState> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `treacle` (lib) generated 1 warning (run `cargo fix --lib -p treacle` to apply 1 suggestion) [INFO] [stderr] warning: `treacle` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treacle-5dab794b11da50cc) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_debouncer_shutdown ... ok [INFO] [stdout] test tests::test_debounce ... ok [INFO] [stdout] test tests::test_multi_rx ... ok [INFO] [stdout] test tests::test_multi_tx ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s [INFO] [stdout] [INFO] [stderr] Doc-tests treacle [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - DebouncerRx::try_recv (line 289) ... ok [INFO] [stdout] test src/fold.rs - fold::fold_vec_push (line 6) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] test src/fold.rs - fold::fold_unit (line 32) ... ok [INFO] [stdout] test src/lib.rs - debouncer (line 72) ... ok [INFO] [stdout] test src/lib.rs - DebouncerRx::recv (line 231) ... ok [INFO] [stdout] test src/lib.rs - DebouncerTx::send (line 140) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.99s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ea0e1a1c86c76cf14cd9108cf86f021e0f35a7d2ec3c2336f8980368a7853dcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea0e1a1c86c76cf14cd9108cf86f021e0f35a7d2ec3c2336f8980368a7853dcc", kill_on_drop: false }` [INFO] [stdout] ea0e1a1c86c76cf14cd9108cf86f021e0f35a7d2ec3c2336f8980368a7853dcc