[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 try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirGFM%2Frusty-but-fast" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SirGFM/rusty-but-fast on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-20/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 549aa6db53d971a6b85ceba8ab8b21d4f0178862e747d113ae4867d2c4538213 [INFO] running `Command { std: "docker" "start" "-a" "549aa6db53d971a6b85ceba8ab8b21d4f0178862e747d113ae4867d2c4538213", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "549aa6db53d971a6b85ceba8ab8b21d4f0178862e747d113ae4867d2c4538213", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "549aa6db53d971a6b85ceba8ab8b21d4f0178862e747d113ae4867d2c4538213", kill_on_drop: false }` [INFO] [stdout] 549aa6db53d971a6b85ceba8ab8b21d4f0178862e747d113ae4867d2c4538213 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2003dbf5603e0b425aeafb80c8b20d5cd904e691613b2135773d6e2b9ea2a98 [INFO] running `Command { std: "docker" "start" "-a" "e2003dbf5603e0b425aeafb80c8b20d5cd904e691613b2135773d6e2b9ea2a98", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling void v1.0.2 [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: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: 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: 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 is never used: `read_arr` [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 6.97s [INFO] running `Command { std: "docker" "inspect" "e2003dbf5603e0b425aeafb80c8b20d5cd904e691613b2135773d6e2b9ea2a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2003dbf5603e0b425aeafb80c8b20d5cd904e691613b2135773d6e2b9ea2a98", kill_on_drop: false }` [INFO] [stdout] e2003dbf5603e0b425aeafb80c8b20d5cd904e691613b2135773d6e2b9ea2a98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58dd97c498ef8fc6fca1f9b66e8009b49b8df2eec7095c384fa19cbd278e8012 [INFO] running `Command { std: "docker" "start" "-a" "58dd97c498ef8fc6fca1f9b66e8009b49b8df2eec7095c384fa19cbd278e8012", 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: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: 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: 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] [stderr] Compiling rusty-but-fast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `read_arr` [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: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: 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: 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 1.37s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_but_fast-7b3d5fabf0f57b56) [INFO] [stderr] Executable unittests src/bin/timer_client.rs (/opt/rustwide/target/debug/deps/timer_client-290cab02408323a4) [INFO] [stderr] Executable unittests src/bin/timer_server.rs (/opt/rustwide/target/debug/deps/timer_server-92e573f34dce817e) [INFO] running `Command { std: "docker" "inspect" "58dd97c498ef8fc6fca1f9b66e8009b49b8df2eec7095c384fa19cbd278e8012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58dd97c498ef8fc6fca1f9b66e8009b49b8df2eec7095c384fa19cbd278e8012", kill_on_drop: false }` [INFO] [stdout] 58dd97c498ef8fc6fca1f9b66e8009b49b8df2eec7095c384fa19cbd278e8012 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] abb13976fb77e1c1bdd3b2e5644bdcc22201e889ccbb5cd825b09dea4de46b7e [INFO] running `Command { std: "docker" "start" "-a" "abb13976fb77e1c1bdd3b2e5644bdcc22201e889ccbb5cd825b09dea4de46b7e", 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: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: 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: 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 is never used: `read_arr` [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 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_but_fast-7b3d5fabf0f57b56) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tlv::test::encode_test ... ok [INFO] [stdout] test tlv::test::encode_example ... ok [INFO] [stdout] test tlv::test::tag_eq ... ok [INFO] [stdout] test tlv::test::buf2tag ... ok [INFO] [stdout] test tlv::test::try_from_example ... ok [INFO] [stdout] test timer::test::spawn_timer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/timer_client.rs (/opt/rustwide/target/debug/deps/timer_client-290cab02408323a4) [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] [stderr] Running unittests src/bin/timer_server.rs (/opt/rustwide/target/debug/deps/timer_server-92e573f34dce817e) [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" "abb13976fb77e1c1bdd3b2e5644bdcc22201e889ccbb5cd825b09dea4de46b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abb13976fb77e1c1bdd3b2e5644bdcc22201e889ccbb5cd825b09dea4de46b7e", kill_on_drop: false }` [INFO] [stdout] abb13976fb77e1c1bdd3b2e5644bdcc22201e889ccbb5cd825b09dea4de46b7e