[INFO] cloning repository https://github.com/jbeers/croncron [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbeers/croncron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbeers%2Fcroncron", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbeers%2Fcroncron'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c852d00ed349cc6239e45ae4c824dc69b6b0f6a [INFO] checking jbeers/croncron against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbeers%2Fcroncron" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jbeers/croncron 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/jbeers/croncron [INFO] finished tweaking git repo https://github.com/jbeers/croncron [INFO] tweaked toml for git repo https://github.com/jbeers/croncron written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jbeers/croncron 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] Downloading crates ... [INFO] [stderr] Downloaded link-cplusplus v1.0.7 [INFO] [stderr] Downloaded scratch v1.0.2 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.82 [INFO] [stderr] Downloaded cxx-build v1.0.82 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.82 [INFO] [stderr] Downloaded proc-macro2 v1.0.47 [INFO] [stderr] Downloaded cxx v1.0.82 [INFO] [stderr] Downloaded syn v1.0.104 [INFO] [stderr] Downloaded chrono v0.4.23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bef078676fa28c134469c1c6ab2365eb5ed131117c69be21f360215cbb64318e [INFO] running `Command { std: "docker" "start" "-a" "bef078676fa28c134469c1c6ab2365eb5ed131117c69be21f360215cbb64318e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bef078676fa28c134469c1c6ab2365eb5ed131117c69be21f360215cbb64318e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bef078676fa28c134469c1c6ab2365eb5ed131117c69be21f360215cbb64318e", kill_on_drop: false }` [INFO] [stdout] bef078676fa28c134469c1c6ab2365eb5ed131117c69be21f360215cbb64318e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a41a800692918799d4ab6cb329b685cf40c3c0e9595ed6bff1ebf664d5e5429a [INFO] running `Command { std: "docker" "start" "-a" "a41a800692918799d4ab6cb329b685cf40c3c0e9595ed6bff1ebf664d5e5429a", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking chrono v0.4.23 [INFO] [stderr] Checking croncron v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Date`, `TimeZone` [INFO] [stdout] --> src/position.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime` instead [INFO] [stdout] --> src/position.rs:3:59 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Date`, `TimeZone` [INFO] [stdout] --> src/position.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime` instead [INFO] [stdout] --> src/position.rs:3:59 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:286:28 [INFO] [stdout] | [INFO] [stdout] 286 | CronCommand::W(n) => todo!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:287:28 [INFO] [stdout] | [INFO] [stdout] 287 | CronCommand::L(n) => todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:412:28 [INFO] [stdout] | [INFO] [stdout] 412 | CronCommand::W(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:33:49 [INFO] [stdout] | [INFO] [stdout] 33 | CronNumberParseError { details: position.clone().into() } [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:286:28 [INFO] [stdout] | [INFO] [stdout] 286 | CronCommand::W(n) => todo!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:287:28 [INFO] [stdout] | [INFO] [stdout] 287 | CronCommand::L(n) => todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:412:28 [INFO] [stdout] | [INFO] [stdout] 412 | CronCommand::W(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:33:49 [INFO] [stdout] | [INFO] [stdout] 33 | CronNumberParseError { details: position.clone().into() } [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.16s [INFO] running `Command { std: "docker" "inspect" "a41a800692918799d4ab6cb329b685cf40c3c0e9595ed6bff1ebf664d5e5429a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a41a800692918799d4ab6cb329b685cf40c3c0e9595ed6bff1ebf664d5e5429a", kill_on_drop: false }` [INFO] [stdout] a41a800692918799d4ab6cb329b685cf40c3c0e9595ed6bff1ebf664d5e5429a [INFO] checking jbeers/croncron against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbeers%2Fcroncron" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jbeers/croncron 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/jbeers/croncron [INFO] finished tweaking git repo https://github.com/jbeers/croncron [INFO] tweaked toml for git repo https://github.com/jbeers/croncron written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jbeers/croncron 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6726b7cbacd20cc247682a66335cf47095e7fa6f3ff250b2448142b718394766 [INFO] running `Command { std: "docker" "start" "-a" "6726b7cbacd20cc247682a66335cf47095e7fa6f3ff250b2448142b718394766", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6726b7cbacd20cc247682a66335cf47095e7fa6f3ff250b2448142b718394766", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6726b7cbacd20cc247682a66335cf47095e7fa6f3ff250b2448142b718394766", kill_on_drop: false }` [INFO] [stdout] 6726b7cbacd20cc247682a66335cf47095e7fa6f3ff250b2448142b718394766 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 04a18d26b0405e810a3d9e4a47f829268f5e7ad3d166e1e03c14d6d397c66175 [INFO] running `Command { std: "docker" "start" "-a" "04a18d26b0405e810a3d9e4a47f829268f5e7ad3d166e1e03c14d6d397c66175", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking chrono v0.4.23 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking croncron v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Date`, `TimeZone` [INFO] [stdout] --> src/position.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime` instead [INFO] [stdout] --> src/position.rs:3:59 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Date`, `TimeZone` [INFO] [stdout] --> src/position.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:286:28 [INFO] [stdout] | [INFO] [stdout] 286 | CronCommand::W(n) => todo!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:287:28 [INFO] [stdout] | [INFO] [stdout] 287 | CronCommand::L(n) => todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:412:28 [INFO] [stdout] | [INFO] [stdout] 412 | CronCommand::W(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime` instead [INFO] [stdout] --> src/position.rs:3:59 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{DateTime, Utc, TimeZone, Timelike, Datelike, Date}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:33:49 [INFO] [stdout] | [INFO] [stdout] 33 | CronNumberParseError { details: position.clone().into() } [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:286:28 [INFO] [stdout] | [INFO] [stdout] 286 | CronCommand::W(n) => todo!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/command.rs:287:28 [INFO] [stdout] | [INFO] [stdout] 287 | CronCommand::L(n) => todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:412:28 [INFO] [stdout] | [INFO] [stdout] 412 | CronCommand::W(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:33:49 [INFO] [stdout] | [INFO] [stdout] 33 | CronNumberParseError { details: position.clone().into() } [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.47s [INFO] running `Command { std: "docker" "inspect" "04a18d26b0405e810a3d9e4a47f829268f5e7ad3d166e1e03c14d6d397c66175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04a18d26b0405e810a3d9e4a47f829268f5e7ad3d166e1e03c14d6d397c66175", kill_on_drop: false }` [INFO] [stdout] 04a18d26b0405e810a3d9e4a47f829268f5e7ad3d166e1e03c14d6d397c66175