[INFO] cloning repository https://github.com/unfault/unfault
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unfault/unfault" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funfault%2Funfault", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funfault%2Funfault'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c9c83aa7a40bb3b0ae04ad301875743a0c21af7
[INFO] checking unfault/unfault against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155501
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funfault%2Funfault" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/unfault/unfault
[INFO] finished tweaking git repo https://github.com/unfault/unfault
[INFO] tweaked toml for git repo https://github.com/unfault/unfault written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/unfault/unfault on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/unfault/unfault 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc0292e53699ba4aa895a2b52532d0879e8d370a944fbed1e0a9ed8506a335da
[INFO] running `Command { std: "docker" "start" "-a" "dc0292e53699ba4aa895a2b52532d0879e8d370a944fbed1e0a9ed8506a335da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0292e53699ba4aa895a2b52532d0879e8d370a944fbed1e0a9ed8506a335da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0292e53699ba4aa895a2b52532d0879e8d370a944fbed1e0a9ed8506a335da", kill_on_drop: false }`
[INFO] [stdout] dc0292e53699ba4aa895a2b52532d0879e8d370a944fbed1e0a9ed8506a335da
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9572c5a2098e1b826ee552faaff1474acff8eafa53d8586cf6fb19e700033062
[INFO] running `Command { std: "docker" "start" "-a" "9572c5a2098e1b826ee552faaff1474acff8eafa53d8586cf6fb19e700033062", kill_on_drop: false }`
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[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.6.0
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[INFO] [stdout] warning: function `format_list` is never used
[INFO] [stdout]    --> cli/src/commands/review.rs:906:4
[INFO] [stdout]     |
[INFO] [stdout] 906 | fn format_list(values: &[String], separator: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_list` is never used
[INFO] [stdout]    --> cli/src/commands/review.rs:906:4
[INFO] [stdout]     |
[INFO] [stdout] 906 | fn format_list(values: &[String], separator: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rule`
[INFO] [stdout]    --> analysis/src/rules/python/frameworks/django/orm_select_related.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |         let rule = DjangoOrmSelectRelatedRule::new();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_rule`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_id`
[INFO] [stdout]    --> analysis/src/rules/typescript/frameworks/nextjs.rs:371:14
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let (file_id, sem) = parse_and_build_semantics(
[INFO] [stdout]     |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_and_build_semantics` is never used
[INFO] [stdout]    --> analysis/src/rules/rust/unbounded_memory.rs:344:8
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn parse_and_build_semantics(source: &str) -> (FileId, Arc<SourceSemantics>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> analysis/src/engine.rs:206:17
[INFO] [stdout]     |
[INFO] [stdout] 206 |         assert!(initial_count >= 0);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.23s
[INFO] running `Command { std: "docker" "inspect" "9572c5a2098e1b826ee552faaff1474acff8eafa53d8586cf6fb19e700033062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9572c5a2098e1b826ee552faaff1474acff8eafa53d8586cf6fb19e700033062", kill_on_drop: false }`
[INFO] [stdout] 9572c5a2098e1b826ee552faaff1474acff8eafa53d8586cf6fb19e700033062