[INFO] cloning repository https://github.com/bashi8128/ctl_servomotor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bashi8128/ctl_servomotor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbashi8128%2Fctl_servomotor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbashi8128%2Fctl_servomotor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 79a0f6c47feb030e8747fdd8e9efb6325a3874e5 [INFO] checking bashi8128/ctl_servomotor against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbashi8128%2Fctl_servomotor" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bashi8128/ctl_servomotor on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bashi8128/ctl_servomotor [INFO] finished tweaking git repo https://github.com/bashi8128/ctl_servomotor [INFO] tweaked toml for git repo https://github.com/bashi8128/ctl_servomotor written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bashi8128/ctl_servomotor 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 docopt v1.1.0 [INFO] [stderr] Downloaded rppal v0.11.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83f1fa855c80fe18c32fd6fdbf7ed14e211572219e0253b773177c0ff78475d7 [INFO] running `Command { std: "docker" "start" "-a" "83f1fa855c80fe18c32fd6fdbf7ed14e211572219e0253b773177c0ff78475d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83f1fa855c80fe18c32fd6fdbf7ed14e211572219e0253b773177c0ff78475d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f1fa855c80fe18c32fd6fdbf7ed14e211572219e0253b773177c0ff78475d7", kill_on_drop: false }` [INFO] [stdout] 83f1fa855c80fe18c32fd6fdbf7ed14e211572219e0253b773177c0ff78475d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a054e07af802589a6e7474abd4c5372cd5da4518d12ddeee3a9037f8ebf68cda [INFO] running `Command { std: "docker" "start" "-a" "a054e07af802589a6e7474abd4c5372cd5da4518d12ddeee3a9037f8ebf68cda", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking strsim v0.9.3 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking rppal v0.11.3 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking ctl_servomotor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / Pwm::with_frequency( [INFO] [stdout] 14 | | Channel::Pwm0, [INFO] [stdout] 15 | | args.flag_f.unwrap(), [INFO] [stdout] 16 | | args.flag_c.unwrap(), [INFO] [stdout] 17 | | Polarity::Normal, [INFO] [stdout] 18 | | true [INFO] [stdout] 19 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = Pwm::with_frequency( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | / Pwm::with_period( [INFO] [stdout] 23 | | Channel::Pwm0, [INFO] [stdout] 24 | | Duration::from_secs_f64(args.flag_p.unwrap()), [INFO] [stdout] 25 | | Duration::from_secs_f64(args.flag_w.unwrap()), [INFO] [stdout] 26 | | Polarity::Normal, [INFO] [stdout] 27 | | true [INFO] [stdout] 28 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = Pwm::with_period( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / Pwm::with_frequency( [INFO] [stdout] 14 | | Channel::Pwm0, [INFO] [stdout] 15 | | args.flag_f.unwrap(), [INFO] [stdout] 16 | | args.flag_c.unwrap(), [INFO] [stdout] 17 | | Polarity::Normal, [INFO] [stdout] 18 | | true [INFO] [stdout] 19 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = Pwm::with_frequency( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | / Pwm::with_period( [INFO] [stdout] 23 | | Channel::Pwm0, [INFO] [stdout] 24 | | Duration::from_secs_f64(args.flag_p.unwrap()), [INFO] [stdout] 25 | | Duration::from_secs_f64(args.flag_w.unwrap()), [INFO] [stdout] 26 | | Polarity::Normal, [INFO] [stdout] 27 | | true [INFO] [stdout] 28 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = Pwm::with_period( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.66s [INFO] running `Command { std: "docker" "inspect" "a054e07af802589a6e7474abd4c5372cd5da4518d12ddeee3a9037f8ebf68cda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a054e07af802589a6e7474abd4c5372cd5da4518d12ddeee3a9037f8ebf68cda", kill_on_drop: false }` [INFO] [stdout] a054e07af802589a6e7474abd4c5372cd5da4518d12ddeee3a9037f8ebf68cda [INFO] checking bashi8128/ctl_servomotor against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbashi8128%2Fctl_servomotor" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bashi8128/ctl_servomotor on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bashi8128/ctl_servomotor [INFO] finished tweaking git repo https://github.com/bashi8128/ctl_servomotor [INFO] tweaked toml for git repo https://github.com/bashi8128/ctl_servomotor written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bashi8128/ctl_servomotor 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bdd7c9bfe92ba6eb272ab5706f5c95c841540cc6644bd91ad3730914563668a [INFO] running `Command { std: "docker" "start" "-a" "9bdd7c9bfe92ba6eb272ab5706f5c95c841540cc6644bd91ad3730914563668a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bdd7c9bfe92ba6eb272ab5706f5c95c841540cc6644bd91ad3730914563668a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bdd7c9bfe92ba6eb272ab5706f5c95c841540cc6644bd91ad3730914563668a", kill_on_drop: false }` [INFO] [stdout] 9bdd7c9bfe92ba6eb272ab5706f5c95c841540cc6644bd91ad3730914563668a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1711ced3810530f891bfb3396d6cfbcfe3623d35a8396911fd7b8a790ca03604 [INFO] running `Command { std: "docker" "start" "-a" "1711ced3810530f891bfb3396d6cfbcfe3623d35a8396911fd7b8a790ca03604", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking strsim v0.9.3 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking rppal v0.11.3 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking ctl_servomotor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / Pwm::with_frequency( [INFO] [stdout] 14 | | Channel::Pwm0, [INFO] [stdout] 15 | | args.flag_f.unwrap(), [INFO] [stdout] 16 | | args.flag_c.unwrap(), [INFO] [stdout] 17 | | Polarity::Normal, [INFO] [stdout] 18 | | true [INFO] [stdout] 19 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = Pwm::with_frequency( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | / Pwm::with_period( [INFO] [stdout] 23 | | Channel::Pwm0, [INFO] [stdout] 24 | | Duration::from_secs_f64(args.flag_p.unwrap()), [INFO] [stdout] 25 | | Duration::from_secs_f64(args.flag_w.unwrap()), [INFO] [stdout] 26 | | Polarity::Normal, [INFO] [stdout] 27 | | true [INFO] [stdout] 28 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = Pwm::with_period( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / Pwm::with_frequency( [INFO] [stdout] 14 | | Channel::Pwm0, [INFO] [stdout] 15 | | args.flag_f.unwrap(), [INFO] [stdout] 16 | | args.flag_c.unwrap(), [INFO] [stdout] 17 | | Polarity::Normal, [INFO] [stdout] 18 | | true [INFO] [stdout] 19 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = Pwm::with_frequency( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | / Pwm::with_period( [INFO] [stdout] 23 | | Channel::Pwm0, [INFO] [stdout] 24 | | Duration::from_secs_f64(args.flag_p.unwrap()), [INFO] [stdout] 25 | | Duration::from_secs_f64(args.flag_w.unwrap()), [INFO] [stdout] 26 | | Polarity::Normal, [INFO] [stdout] 27 | | true [INFO] [stdout] 28 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = Pwm::with_period( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.21s [INFO] running `Command { std: "docker" "inspect" "1711ced3810530f891bfb3396d6cfbcfe3623d35a8396911fd7b8a790ca03604", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1711ced3810530f891bfb3396d6cfbcfe3623d35a8396911fd7b8a790ca03604", kill_on_drop: false }` [INFO] [stdout] 1711ced3810530f891bfb3396d6cfbcfe3623d35a8396911fd7b8a790ca03604