[INFO] cloning repository https://github.com/verrchu/keywords
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/verrchu/keywords" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Fkeywords", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Fkeywords'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cafe969adcf75421978b948d2656ce780ed383f4
[INFO] checking verrchu/keywords against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Fkeywords" "/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/verrchu/keywords 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/verrchu/keywords
[INFO] finished tweaking git repo https://github.com/verrchu/keywords
[INFO] tweaked toml for git repo https://github.com/verrchu/keywords written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/verrchu/keywords 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] 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] 658eef8ac995a3bb526e8b2cc9b4971e49d5dcfe495444a879aa83122cdb0fa1
[INFO] running `Command { std: "docker" "start" "-a" "658eef8ac995a3bb526e8b2cc9b4971e49d5dcfe495444a879aa83122cdb0fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "658eef8ac995a3bb526e8b2cc9b4971e49d5dcfe495444a879aa83122cdb0fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658eef8ac995a3bb526e8b2cc9b4971e49d5dcfe495444a879aa83122cdb0fa1", kill_on_drop: false }`
[INFO] [stdout] 658eef8ac995a3bb526e8b2cc9b4971e49d5dcfe495444a879aa83122cdb0fa1
[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] 4626d030e0823e4b3f05283b8e0c5b147ae82d81f1d321b1307f9a0cb7bba1b7
[INFO] running `Command { std: "docker" "start" "-a" "4626d030e0823e4b3f05283b8e0c5b147ae82d81f1d321b1307f9a0cb7bba1b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking keywords_macros v0.1.0 (/opt/rustwide/workdir/libs/keywords_macros)
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling typed-builder v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking keywords_model v0.1.0 (/opt/rustwide/workdir/libs/keywords_model)
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking keywords_data v0.1.0 (/opt/rustwide/workdir/libs/keywords_data)
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> libs/keywords_data/src/api/keyword.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |                     for (version, keywords) in keywords.iter() {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> libs/keywords_data/src/api/keyword.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         if let Some(keyword) = keyword {
[INFO] [stdout]    |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> libs/keywords_data/src/api/keyword.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     if let Some(keyword) = keyword {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> libs/keywords_data/src/api/keyword.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |                     for (version, keywords) in keywords.iter() {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> libs/keywords_data/src/api/keyword.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         if let Some(keyword) = keyword {
[INFO] [stdout]    |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> libs/keywords_data/src/api/keyword.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     if let Some(keyword) = keyword {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking keywords_cli v0.1.0 (/opt/rustwide/workdir/api/keywords_cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.28s
[INFO] running `Command { std: "docker" "inspect" "4626d030e0823e4b3f05283b8e0c5b147ae82d81f1d321b1307f9a0cb7bba1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4626d030e0823e4b3f05283b8e0c5b147ae82d81f1d321b1307f9a0cb7bba1b7", kill_on_drop: false }`
[INFO] [stdout] 4626d030e0823e4b3f05283b8e0c5b147ae82d81f1d321b1307f9a0cb7bba1b7