[INFO] fetching crate tokio-cadence 0.3.0... [INFO] testing tokio-cadence-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate tokio-cadence 0.3.0 into /workspace/builds/worker-18/source [INFO] validating manifest of crates.io crate tokio-cadence 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-cadence 0.3.0 [INFO] finished tweaking crates.io crate tokio-cadence 0.3.0 [INFO] tweaked toml for crates.io crate tokio-cadence 0.3.0 written to /workspace/builds/worker-18/source/Cargo.toml [INFO] crate crates.io crate tokio-cadence 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cadence v0.24.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7489fa699ce98b4633cbc5aeeae9119a0b57b738421333f497a4d52d86a03b45 [INFO] running `Command { std: "docker" "start" "-a" "7489fa699ce98b4633cbc5aeeae9119a0b57b738421333f497a4d52d86a03b45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7489fa699ce98b4633cbc5aeeae9119a0b57b738421333f497a4d52d86a03b45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7489fa699ce98b4633cbc5aeeae9119a0b57b738421333f497a4d52d86a03b45", kill_on_drop: false }` [INFO] [stdout] 7489fa699ce98b4633cbc5aeeae9119a0b57b738421333f497a4d52d86a03b45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69360e1fc563727fe805d553f48587f35551eb541387244c3fcb4c88f38a8d67 [INFO] running `Command { std: "docker" "start" "-a" "69360e1fc563727fe805d553f48587f35551eb541387244c3fcb4c88f38a8d67", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling tokio v1.2.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling mio v0.7.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling cadence v0.24.0 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling tokio-cadence v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.67s [INFO] running `Command { std: "docker" "inspect" "69360e1fc563727fe805d553f48587f35551eb541387244c3fcb4c88f38a8d67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69360e1fc563727fe805d553f48587f35551eb541387244c3fcb4c88f38a8d67", kill_on_drop: false }` [INFO] [stdout] 69360e1fc563727fe805d553f48587f35551eb541387244c3fcb4c88f38a8d67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4588c77683ad2cac3dfe41d4959199124a049aaaa3002eaf9dff216392891b3a [INFO] running `Command { std: "docker" "start" "-a" "4588c77683ad2cac3dfe41d4959199124a049aaaa3002eaf9dff216392891b3a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling regex-syntax v0.6.20 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.14 [INFO] [stderr] Compiling regex v1.4.1 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling tokio-cadence v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> examples/async_impl.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | / &buf[..n] [INFO] [stdout] 76 | | .lines() [INFO] [stdout] 77 | | .filter_map(|line| { [INFO] [stdout] 78 | | line.ok().and_then(|line| { [INFO] [stdout] ... | [INFO] [stdout] 97 | | } [INFO] [stdout] 98 | | }); [INFO] [stdout] | |______________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 75 | let _ = &buf[..n] [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 9.63s [INFO] running `Command { std: "docker" "inspect" "4588c77683ad2cac3dfe41d4959199124a049aaaa3002eaf9dff216392891b3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4588c77683ad2cac3dfe41d4959199124a049aaaa3002eaf9dff216392891b3a", kill_on_drop: false }` [INFO] [stdout] 4588c77683ad2cac3dfe41d4959199124a049aaaa3002eaf9dff216392891b3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9e468f5e1a4ccf4a121d1e8d95228a20ce64a3977ff9aea3511f360861a0a132 [INFO] running `Command { std: "docker" "start" "-a" "9e468f5e1a4ccf4a121d1e8d95228a20ce64a3977ff9aea3511f360861a0a132", kill_on_drop: false }` [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> examples/async_impl.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | / &buf[..n] [INFO] [stderr] 76 | | .lines() [INFO] [stderr] 77 | | .filter_map(|line| { [INFO] [stderr] 78 | | line.ok().and_then(|line| { [INFO] [stderr] ... | [INFO] [stderr] 97 | | } [INFO] [stderr] 98 | | }); [INFO] [stderr] | |______________________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 75 | let _ = &buf[..n] [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `tokio-cadence` (example "async_impl") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tokio_cadence-1036361ef60d1f75) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test udp::tests::from_bad_address ... ok [INFO] [stdout] test udp::tests::from ... ok [INFO] [stdout] test unix::tests::from ... ok [INFO] [stdout] test worker::tests::handle_multi_item ... ok [INFO] [stdout] test worker::tests::handle_full_buffer ... ok [INFO] [stdout] test worker::tests::handle_single_item ... ok [INFO] [stdout] test worker::tests::handle_over_buffer_capacity ... ok [INFO] [stdout] test udp::tests::emit_multi ... ok [INFO] [stdout] test udp::tests::emit ... ok [INFO] [stdout] test unix::tests::emit ... ok [INFO] [stderr] Doc-tests tokio-cadence [INFO] [stdout] test unix::tests::emit_multi ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/udp.rs - udp::TokioBatchUdpMetricSink (line 72) - compile ... ok [INFO] [stdout] test src/unix.rs - unix::TokioBatchUnixMetricSink (line 67) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9e468f5e1a4ccf4a121d1e8d95228a20ce64a3977ff9aea3511f360861a0a132", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e468f5e1a4ccf4a121d1e8d95228a20ce64a3977ff9aea3511f360861a0a132", kill_on_drop: false }` [INFO] [stdout] 9e468f5e1a4ccf4a121d1e8d95228a20ce64a3977ff9aea3511f360861a0a132