[INFO] cloning repository https://github.com/SirGFM/rusty-but-fast [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SirGFM/rusty-but-fast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirGFM%2Frusty-but-fast", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirGFM%2Frusty-but-fast'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 65a81cd60661abd7c448d05c355f69fcbff6d5c5 [INFO] testing SirGFM/rusty-but-fast against beta-2022-09-25 for beta-1.65-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirGFM%2Frusty-but-fast" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SirGFM/rusty-but-fast on toolchain beta-2022-09-25 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SirGFM/rusty-but-fast [INFO] finished tweaking git repo https://github.com/SirGFM/rusty-but-fast [INFO] tweaked toml for git repo https://github.com/SirGFM/rusty-but-fast written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/SirGFM/rusty-but-fast already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c33010e2fbb1446d703b532c02ddd80cd232805d6b6011042f70b2de84e8324 [INFO] running `Command { std: "docker" "start" "-a" "3c33010e2fbb1446d703b532c02ddd80cd232805d6b6011042f70b2de84e8324", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c33010e2fbb1446d703b532c02ddd80cd232805d6b6011042f70b2de84e8324", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c33010e2fbb1446d703b532c02ddd80cd232805d6b6011042f70b2de84e8324", kill_on_drop: false }` [INFO] [stdout] 3c33010e2fbb1446d703b532c02ddd80cd232805d6b6011042f70b2de84e8324 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 753019bde660b66f7d62fdb8ca3fe27b8c700f7970ded9ba4e528f5fbbf950c6 [INFO] running `Command { std: "docker" "start" "-a" "753019bde660b66f7d62fdb8ca3fe27b8c700f7970ded9ba4e528f5fbbf950c6", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ctrlc v3.1.4 [INFO] [stderr] Compiling rusty-but-fast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/tlv.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | let tag = Tag::from(*t); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_tag` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/timer.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 195 | let now = time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:310:17 [INFO] [stdout] | [INFO] [stdout] 310 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:322:21 [INFO] [stdout] | [INFO] [stdout] 322 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:338:17 [INFO] [stdout] | [INFO] [stdout] 338 | Err(err) => return Err(Error::BadMessageTag), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:351:17 [INFO] [stdout] | [INFO] [stdout] 351 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:377:17 [INFO] [stdout] | [INFO] [stdout] 377 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:403:13 [INFO] [stdout] | [INFO] [stdout] 403 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:425:21 [INFO] [stdout] | [INFO] [stdout] 425 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:437:13 [INFO] [stdout] | [INFO] [stdout] 437 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:485:13 [INFO] [stdout] | [INFO] [stdout] 485 | Err(err) => return Err(res.unwrap_err()), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:489:13 [INFO] [stdout] | [INFO] [stdout] 489 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/timer.rs:309:16 [INFO] [stdout] | [INFO] [stdout] 309 | Ok(mut ok_data) => ok_data, [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/timer.rs:321:20 [INFO] [stdout] | [INFO] [stdout] 321 | Ok(mut ok_data) => ok_data, [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `read_arr` is never used [INFO] [stdout] --> src/tlv.rs:704:8 [INFO] [stdout] | [INFO] [stdout] 704 | fn read_arr(&mut self, out: &mut [T]) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind::WouldBlock as ErrWouldBlock` [INFO] [stdout] --> src/bin/timer_server.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::ErrorKind::WouldBlock as ErrWouldBlock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.12s [INFO] running `Command { std: "docker" "inspect" "753019bde660b66f7d62fdb8ca3fe27b8c700f7970ded9ba4e528f5fbbf950c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "753019bde660b66f7d62fdb8ca3fe27b8c700f7970ded9ba4e528f5fbbf950c6", kill_on_drop: false }` [INFO] [stdout] 753019bde660b66f7d62fdb8ca3fe27b8c700f7970ded9ba4e528f5fbbf950c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 046ce7e161d3df1481aba750b24bf8c0d5db3758304d3047a98514d15c8b6bab [INFO] running `Command { std: "docker" "start" "-a" "046ce7e161d3df1481aba750b24bf8c0d5db3758304d3047a98514d15c8b6bab", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/tlv.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | let tag = Tag::from(*t); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_tag` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/timer.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 195 | let now = time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:310:17 [INFO] [stdout] | [INFO] [stdout] 310 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:322:21 [INFO] [stdout] | [INFO] [stdout] 322 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:338:17 [INFO] [stdout] | [INFO] [stdout] 338 | Err(err) => return Err(Error::BadMessageTag), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:351:17 [INFO] [stdout] | [INFO] [stdout] 351 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:377:17 [INFO] [stdout] | [INFO] [stdout] 377 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:403:13 [INFO] [stdout] | [INFO] [stdout] 403 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:425:21 [INFO] [stdout] | [INFO] [stdout] 425 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:437:13 [INFO] [stdout] | [INFO] [stdout] 437 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:485:13 [INFO] [stdout] | [INFO] [stdout] 485 | Err(err) => return Err(res.unwrap_err()), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:489:13 [INFO] [stdout] | [INFO] [stdout] 489 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rusty-but-fast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/timer.rs:309:16 [INFO] [stdout] | [INFO] [stdout] 309 | Ok(mut ok_data) => ok_data, [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/timer.rs:321:20 [INFO] [stdout] | [INFO] [stdout] 321 | Ok(mut ok_data) => ok_data, [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `read_arr` is never used [INFO] [stdout] --> src/tlv.rs:704:8 [INFO] [stdout] | [INFO] [stdout] 704 | fn read_arr(&mut self, out: &mut [T]) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind::WouldBlock as ErrWouldBlock` [INFO] [stdout] --> src/bin/timer_server.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::ErrorKind::WouldBlock as ErrWouldBlock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/tlv.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | let tag = Tag::from(*t); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_tag` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/timer.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 195 | let now = time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:310:17 [INFO] [stdout] | [INFO] [stdout] 310 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:322:21 [INFO] [stdout] | [INFO] [stdout] 322 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:338:17 [INFO] [stdout] | [INFO] [stdout] 338 | Err(err) => return Err(Error::BadMessageTag), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:351:17 [INFO] [stdout] | [INFO] [stdout] 351 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:377:17 [INFO] [stdout] | [INFO] [stdout] 377 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:403:13 [INFO] [stdout] | [INFO] [stdout] 403 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:425:21 [INFO] [stdout] | [INFO] [stdout] 425 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:437:13 [INFO] [stdout] | [INFO] [stdout] 437 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:485:13 [INFO] [stdout] | [INFO] [stdout] 485 | Err(err) => return Err(res.unwrap_err()), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:489:13 [INFO] [stdout] | [INFO] [stdout] 489 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/timer.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/timer.rs:309:16 [INFO] [stdout] | [INFO] [stdout] 309 | Ok(mut ok_data) => ok_data, [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/timer.rs:321:20 [INFO] [stdout] | [INFO] [stdout] 321 | Ok(mut ok_data) => ok_data, [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "046ce7e161d3df1481aba750b24bf8c0d5db3758304d3047a98514d15c8b6bab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "046ce7e161d3df1481aba750b24bf8c0d5db3758304d3047a98514d15c8b6bab", kill_on_drop: false }` [INFO] [stdout] 046ce7e161d3df1481aba750b24bf8c0d5db3758304d3047a98514d15c8b6bab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 52d04c93336f7a52cba18073142755dda6fcb92302a7828a561d5957a51f3ad0 [INFO] running `Command { std: "docker" "start" "-a" "52d04c93336f7a52cba18073142755dda6fcb92302a7828a561d5957a51f3ad0", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `tag` [INFO] [stderr] --> src/tlv.rs:269:21 [INFO] [stderr] | [INFO] [stderr] 269 | let tag = Tag::from(*t); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_tag` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `now` [INFO] [stderr] --> src/timer.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let now = time::Instant::now(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:310:17 [INFO] [stderr] | [INFO] [stderr] 310 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:322:21 [INFO] [stderr] | [INFO] [stderr] 322 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:338:17 [INFO] [stderr] | [INFO] [stderr] 338 | Err(err) => return Err(Error::BadMessageTag), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:351:17 [INFO] [stderr] | [INFO] [stderr] 351 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:377:17 [INFO] [stderr] | [INFO] [stderr] 377 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:403:13 [INFO] [stderr] | [INFO] [stderr] 403 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:425:21 [INFO] [stderr] | [INFO] [stderr] 425 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:437:13 [INFO] [stderr] | [INFO] [stderr] 437 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:485:13 [INFO] [stderr] | [INFO] [stderr] 485 | Err(err) => return Err(res.unwrap_err()), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:489:13 [INFO] [stderr] | [INFO] [stderr] 489 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/timer.rs:496:13 [INFO] [stderr] | [INFO] [stderr] 496 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/timer.rs:309:16 [INFO] [stderr] | [INFO] [stderr] 309 | Ok(mut ok_data) => ok_data, [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/timer.rs:321:20 [INFO] [stderr] | [INFO] [stderr] 321 | Ok(mut ok_data) => ok_data, [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function `read_arr` is never used [INFO] [stderr] --> src/tlv.rs:704:8 [INFO] [stderr] | [INFO] [stderr] 704 | fn read_arr(&mut self, out: &mut [T]) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rusty-but-fast` (lib) generated 16 warnings [INFO] [stderr] warning: `rusty-but-fast` (lib test) generated 15 warnings (15 duplicates) [INFO] [stderr] warning: unused import: `std::io::ErrorKind::WouldBlock as ErrWouldBlock` [INFO] [stderr] --> src/bin/timer_server.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | use std::io::ErrorKind::WouldBlock as ErrWouldBlock; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rusty-but-fast` (bin "timer_server" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_but_fast-13fa6c7524f3157f) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tlv::test::encode_example ... ok [INFO] [stdout] test tlv::test::tag_eq ... ok [INFO] [stdout] test tlv::test::try_from_example ... ok [INFO] [stdout] test tlv::test::encode_test ... ok [INFO] [stdout] test tlv::test::buf2tag ... ok [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] test timer::test::spawn_timer ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- timer::test::spawn_timer stdout ---- [INFO] [stdout] dt: 17us [INFO] [stdout] exp: 2000us [INFO] [stdout] diff: 1982us [INFO] [stdout] thread 'timer::test::spawn_timer' panicked at 'assertion failed: diff < err', src/timer.rs:559:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f5ae672010 - std::backtrace_rs::backtrace::libunwind::trace::h418ac92b8090bf5c [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x55f5ae672010 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a8b1d5040587567 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f5ae672010 - std::sys_common::backtrace::_print_fmt::hcf39df7f920a8a7f [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55f5ae672010 - ::fmt::h66e1c999b09d2400 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55f5ae6957ce - core::fmt::write::h90c5198062f012b5 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/fmt/mod.rs:1202:17 [INFO] [stdout] 5: 0x55f5ae66e685 - std::io::Write::write_fmt::h00a2c5322f8dc51f [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/io/mod.rs:1679:15 [INFO] [stdout] 6: 0x55f5ae673b03 - std::sys_common::backtrace::_print::h87a6c14cdd097577 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55f5ae673b03 - std::sys_common::backtrace::print::h30b70c9b033f6cc7 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55f5ae673b03 - std::panicking::default_hook::{{closure}}::hbdc56e1a8ccd98b3 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55f5ae673773 - std::panicking::default_hook::he95e3d05cd05c0e6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55f5ae6741aa - std::panicking::rust_panic_with_hook::h6fda7132bdef5dc6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55f5ae674061 - std::panicking::begin_panic_handler::{{closure}}::hdd34c0fe877dbd38 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:586:13 [INFO] [stdout] 12: 0x55f5ae6724bc - std::sys_common::backtrace::__rust_end_short_backtrace::hc4c468f100834158 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55f5ae673dc2 - rust_begin_unwind [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55f5ae5e6fd3 - core::panicking::panic_fmt::h70c06d9696b6af6b [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x55f5ae5e6e9d - core::panicking::panic::h2236510ad0408135 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x55f5ae605691 - rusty_but_fast::timer::test::spawn_timer::h034a9b96bb846726 [INFO] [stdout] at /opt/rustwide/workdir/src/timer.rs:559:9 [INFO] [stdout] 17: 0x55f5ae60546a - rusty_but_fast::timer::test::spawn_timer::{{closure}}::h6d2a7e9d39dc0da0 [INFO] [stdout] at /opt/rustwide/workdir/src/timer.rs:545:5 [INFO] [stdout] 18: 0x55f5ae5facfe - core::ops::function::FnOnce::call_once::hae306468c23894e0 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 19: 0x55f5ae64b253 - core::ops::function::FnOnce::call_once::h2e8a52ad66727b27 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x55f5ae64b253 - test::__rust_begin_short_backtrace::h00f0943f032ff642 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:572:5 [INFO] [stdout] 21: 0x55f5ae649f30 - as core::ops::function::FnOnce>::call_once::hc2746b61ab542207 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 22: 0x55f5ae649f30 - as core::ops::function::FnOnce<()>>::call_once::h1dd7b49eba27b2fb [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 23: 0x55f5ae649f30 - std::panicking::try::do_call::h4264e98462e752f6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x55f5ae649f30 - std::panicking::try::he1e26123ccdba206 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x55f5ae649f30 - std::panic::catch_unwind::hca18f7df3a262a39 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x55f5ae649f30 - test::run_test_in_process::h954cbfb354c03624 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:595:18 [INFO] [stdout] 27: 0x55f5ae649f30 - test::run_test::run_test_inner::{{closure}}::hd11bcb77cf0be02b [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:489:39 [INFO] [stdout] 28: 0x55f5ae615594 - test::run_test::run_test_inner::{{closure}}::h0ee1164cd4000444 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:516:37 [INFO] [stdout] 29: 0x55f5ae615594 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2444a8bf2299e115 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 30: 0x55f5ae61aed7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf61e65ca3edc9cb6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/thread/mod.rs:514:17 [INFO] [stdout] 31: 0x55f5ae61aed7 - as core::ops::function::FnOnce<()>>::call_once::heff8284567ddd2d7 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 32: 0x55f5ae61aed7 - std::panicking::try::do_call::h1c39e0ee27edb7aa [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:492:40 [INFO] [stdout] 33: 0x55f5ae61aed7 - std::panicking::try::h39c411ba1b200607 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:456:19 [INFO] [stdout] 34: 0x55f5ae61aed7 - std::panic::catch_unwind::ha1a48063592b2048 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panic.rs:137:14 [INFO] [stdout] 35: 0x55f5ae61aed7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h1d4fff3787235bc5 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/thread/mod.rs:513:30 [INFO] [stdout] 36: 0x55f5ae61aed7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8b4a4652702ff076 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 37: 0x55f5ae6789b3 - as core::ops::function::FnOnce>::call_once::hc9910a9536e38743 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 38: 0x55f5ae6789b3 - as core::ops::function::FnOnce>::call_once::hcdffe552b616cc83 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 39: 0x55f5ae6789b3 - std::sys::unix::thread::Thread::new::thread_start::h62ac0b55dc2802b3 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 40: 0x7fd33b82c609 - start_thread [INFO] [stdout] 41: 0x7fd33b5fc133 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] timer::test::spawn_timer [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "52d04c93336f7a52cba18073142755dda6fcb92302a7828a561d5957a51f3ad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52d04c93336f7a52cba18073142755dda6fcb92302a7828a561d5957a51f3ad0", kill_on_drop: false }` [INFO] [stdout] 52d04c93336f7a52cba18073142755dda6fcb92302a7828a561d5957a51f3ad0