[INFO] cloning repository https://github.com/qm210/garlic_extract [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qm210/garlic_extract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqm210%2Fgarlic_extract", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqm210%2Fgarlic_extract'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c248b907838ea205db76e3414cbe81818629ec6 [INFO] checking qm210/garlic_extract against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqm210%2Fgarlic_extract" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/qm210/garlic_extract 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/qm210/garlic_extract [INFO] finished tweaking git repo https://github.com/qm210/garlic_extract [INFO] tweaked toml for git repo https://github.com/qm210/garlic_extract written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/qm210/garlic_extract 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded midly v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 323ffd4a6fe7e302cc59cfa7ecd463b9cd398445bfac3175320cc764daf0bf77 [INFO] running `Command { std: "docker" "start" "-a" "323ffd4a6fe7e302cc59cfa7ecd463b9cd398445bfac3175320cc764daf0bf77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "323ffd4a6fe7e302cc59cfa7ecd463b9cd398445bfac3175320cc764daf0bf77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "323ffd4a6fe7e302cc59cfa7ecd463b9cd398445bfac3175320cc764daf0bf77", kill_on_drop: false }` [INFO] [stdout] 323ffd4a6fe7e302cc59cfa7ecd463b9cd398445bfac3175320cc764daf0bf77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4d692e10620b03361d6b030e1f6795b944b6f4d2fb0227634883a17da9e12483 [INFO] running `Command { std: "docker" "start" "-a" "4d692e10620b03361d6b030e1f6795b944b6f4d2fb0227634883a17da9e12483", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking midly v0.5.1 [INFO] [stderr] Checking garlic_extract v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/main.rs:172:15 [INFO] [stdout] | [INFO] [stdout] 172 | }) => (note_key == key), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 172 - }) => (note_key == key), [INFO] [stdout] 172 + }) => note_key == key, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/main.rs:172:15 [INFO] [stdout] | [INFO] [stdout] 172 | }) => (note_key == key), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 172 - }) => (note_key == key), [INFO] [stdout] 172 + }) => note_key == key, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `channel` is never read [INFO] [stdout] --> src/garlic.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct NoteMessage { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | pub channel: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NoteMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `channel` is never read [INFO] [stdout] --> src/garlic.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct NoteMessage { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | pub channel: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NoteMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.73s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4d692e10620b03361d6b030e1f6795b944b6f4d2fb0227634883a17da9e12483", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d692e10620b03361d6b030e1f6795b944b6f4d2fb0227634883a17da9e12483", kill_on_drop: false }` [INFO] [stdout] 4d692e10620b03361d6b030e1f6795b944b6f4d2fb0227634883a17da9e12483 [INFO] checking qm210/garlic_extract against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqm210%2Fgarlic_extract" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/qm210/garlic_extract on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/qm210/garlic_extract [INFO] finished tweaking git repo https://github.com/qm210/garlic_extract [INFO] tweaked toml for git repo https://github.com/qm210/garlic_extract written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/qm210/garlic_extract 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc082ee95d8e8d148334e52969eb0b6e1a7cf9ba4b93647d47ca549e4ac7c586 [INFO] running `Command { std: "docker" "start" "-a" "cc082ee95d8e8d148334e52969eb0b6e1a7cf9ba4b93647d47ca549e4ac7c586", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc082ee95d8e8d148334e52969eb0b6e1a7cf9ba4b93647d47ca549e4ac7c586", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc082ee95d8e8d148334e52969eb0b6e1a7cf9ba4b93647d47ca549e4ac7c586", kill_on_drop: false }` [INFO] [stdout] cc082ee95d8e8d148334e52969eb0b6e1a7cf9ba4b93647d47ca549e4ac7c586 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0be4af0ec333fed57ef5fe7a81cb057938a8507dda5ef7cbbd3fb488aa29779 [INFO] running `Command { std: "docker" "start" "-a" "b0be4af0ec333fed57ef5fe7a81cb057938a8507dda5ef7cbbd3fb488aa29779", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking midly v0.5.1 [INFO] [stderr] Checking garlic_extract v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/main.rs:172:15 [INFO] [stdout] | [INFO] [stdout] 172 | }) => (note_key == key), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 172 - }) => (note_key == key), [INFO] [stdout] 172 + }) => note_key == key, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/main.rs:172:15 [INFO] [stdout] | [INFO] [stdout] 172 | }) => (note_key == key), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 172 - }) => (note_key == key), [INFO] [stdout] 172 + }) => note_key == key, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `channel` is never read [INFO] [stdout] --> src/garlic.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct NoteMessage { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | pub channel: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NoteMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `channel` is never read [INFO] [stdout] --> src/garlic.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct NoteMessage { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | pub channel: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NoteMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s [INFO] running `Command { std: "docker" "inspect" "b0be4af0ec333fed57ef5fe7a81cb057938a8507dda5ef7cbbd3fb488aa29779", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0be4af0ec333fed57ef5fe7a81cb057938a8507dda5ef7cbbd3fb488aa29779", kill_on_drop: false }` [INFO] [stdout] b0be4af0ec333fed57ef5fe7a81cb057938a8507dda5ef7cbbd3fb488aa29779