[INFO] cloning repository https://github.com/QazerLab/commrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/QazerLab/commrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQazerLab%2Fcommrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQazerLab%2Fcommrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df977f7e50f646d29d6a2f6f9a00f4a906f42f32
[INFO] checking QazerLab/commrate against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQazerLab%2Fcommrate" "/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/QazerLab/commrate 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/QazerLab/commrate
[INFO] finished tweaking git repo https://github.com/QazerLab/commrate
[INFO] tweaked toml for git repo https://github.com/QazerLab/commrate written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/QazerLab/commrate 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 enumset_derive v0.8.1
[INFO] [stderr]   Downloaded darling_macro v0.20.4
[INFO] [stderr]   Downloaded darling v0.20.4
[INFO] [stderr]   Downloaded enumset v1.1.3
[INFO] [stderr]   Downloaded darling_core v0.20.4
[INFO] [stderr]   Downloaded git2 v0.10.2
[INFO] [stderr]   Downloaded libgit2-sys v0.9.2
[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] bbacf6647a1cb63816c6614ee51868c6bf5213a3e3f17f90be64264eff8f213e
[INFO] running `Command { std: "docker" "start" "-a" "bbacf6647a1cb63816c6614ee51868c6bf5213a3e3f17f90be64264eff8f213e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbacf6647a1cb63816c6614ee51868c6bf5213a3e3f17f90be64264eff8f213e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbacf6647a1cb63816c6614ee51868c6bf5213a3e3f17f90be64264eff8f213e", kill_on_drop: false }`
[INFO] [stdout] bbacf6647a1cb63816c6614ee51868c6bf5213a3e3f17f90be64264eff8f213e
[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] 50744fb3d1a12182425ef1263b88c8c43dfa8284616e347eadacd10d5b372f39
[INFO] running `Command { std: "docker" "start" "-a" "50744fb3d1a12182425ef1263b88c8c43dfa8284616e347eadacd10d5b372f39", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling libz-sys v1.1.15
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling darling_core v0.20.4
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling darling_macro v0.20.4
[INFO] [stderr]    Compiling darling v0.20.4
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enumset v1.1.3
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking commrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Classes`
[INFO] [stdout]  --> src/commit/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use class::{Class, Classes};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/scoring/mod.rs:6:73
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BodyLenRule, BodyPresenceRule, BodyWrappingRule, MetadataLinesRule, Rule, SubjectBodyBreakRule,
[INFO] [stdout]   |                                                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Classes`
[INFO] [stdout]  --> src/commit/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use class::{Class, Classes};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/scoring/mod.rs:6:73
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BodyLenRule, BodyPresenceRule, BodyWrappingRule, MetadataLinesRule, Rule, SubjectBodyBreakRule,
[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 38.77s
[INFO] running `Command { std: "docker" "inspect" "50744fb3d1a12182425ef1263b88c8c43dfa8284616e347eadacd10d5b372f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50744fb3d1a12182425ef1263b88c8c43dfa8284616e347eadacd10d5b372f39", kill_on_drop: false }`
[INFO] [stdout] 50744fb3d1a12182425ef1263b88c8c43dfa8284616e347eadacd10d5b372f39
[INFO] checking QazerLab/commrate against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQazerLab%2Fcommrate" "/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/QazerLab/commrate 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/QazerLab/commrate
[INFO] finished tweaking git repo https://github.com/QazerLab/commrate
[INFO] tweaked toml for git repo https://github.com/QazerLab/commrate written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/QazerLab/commrate 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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 390de243609fd95d7533f39772b5921cee097543bc604ad6ce5b503c52423d10
[INFO] running `Command { std: "docker" "start" "-a" "390de243609fd95d7533f39772b5921cee097543bc604ad6ce5b503c52423d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "390de243609fd95d7533f39772b5921cee097543bc604ad6ce5b503c52423d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390de243609fd95d7533f39772b5921cee097543bc604ad6ce5b503c52423d10", kill_on_drop: false }`
[INFO] [stdout] 390de243609fd95d7533f39772b5921cee097543bc604ad6ce5b503c52423d10
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f7c113129a651f09b2d49bdd2f65dec4c8a01a4fddacbae08514c7c6000d03
[INFO] running `Command { std: "docker" "start" "-a" "60f7c113129a651f09b2d49bdd2f65dec4c8a01a4fddacbae08514c7c6000d03", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling darling_core v0.20.4
[INFO] [stderr]    Compiling libz-sys v1.1.15
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling darling_macro v0.20.4
[INFO] [stderr]    Compiling darling v0.20.4
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enumset v1.1.3
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking commrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Classes`
[INFO] [stdout]  --> src/commit/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use class::{Class, Classes};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/scoring/mod.rs:6:73
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BodyLenRule, BodyPresenceRule, BodyWrappingRule, MetadataLinesRule, Rule, SubjectBodyBreakRule,
[INFO] [stdout]   |                                                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Classes`
[INFO] [stdout]  --> src/commit/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use class::{Class, Classes};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]  --> src/scoring/mod.rs:6:73
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BodyLenRule, BodyPresenceRule, BodyWrappingRule, MetadataLinesRule, Rule, SubjectBodyBreakRule,
[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 46.79s
[INFO] running `Command { std: "docker" "inspect" "60f7c113129a651f09b2d49bdd2f65dec4c8a01a4fddacbae08514c7c6000d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f7c113129a651f09b2d49bdd2f65dec4c8a01a4fddacbae08514c7c6000d03", kill_on_drop: false }`
[INFO] [stdout] 60f7c113129a651f09b2d49bdd2f65dec4c8a01a4fddacbae08514c7c6000d03