[INFO] cloning repository https://github.com/KarpenkoMax/rust_refactoring_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KarpenkoMax/rust_refactoring_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarpenkoMax%2Frust_refactoring_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarpenkoMax%2Frust_refactoring_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 376f49539aaced4eb702f6c50b3d8f16b9665428
[INFO] checking KarpenkoMax/rust_refactoring_practice against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarpenkoMax%2Frust_refactoring_practice" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KarpenkoMax/rust_refactoring_practice
[INFO] finished tweaking git repo https://github.com/KarpenkoMax/rust_refactoring_practice
[INFO] tweaked toml for git repo https://github.com/KarpenkoMax/rust_refactoring_practice written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KarpenkoMax/rust_refactoring_practice on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KarpenkoMax/rust_refactoring_practice 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae
[INFO] running `Command { std: "docker" "start" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking analysis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `AsIs` is never constructed
[INFO] [stdout]    --> src/parse.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct AsIs;
[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 `all3` is never used
[INFO] [stdout]    --> src/parse.rs:336:4
[INFO] [stdout]     |
[INFO] [stdout] 336 | fn all3<A0: Parser, A1: Parser, A2: Parser>(a0: A0, a1: A1, a2: A2) -> All<(A0, A1, A2)> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all4` is never used
[INFO] [stdout]    --> src/parse.rs:361:4
[INFO] [stdout]     |
[INFO] [stdout] 361 | fn all4<A0: Parser, A1: Parser, A2: Parser, A3: Parser>(
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Either` is never used
[INFO] [stdout]    --> src/parse.rs:738:6
[INFO] [stdout]     |
[INFO] [stdout] 738 | enum Either<Left, Right> {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]    --> src/parse.rs:744:6
[INFO] [stdout]     |
[INFO] [stdout] 744 | enum Status {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quote` is never used
[INFO] [stdout]   --> src/parse.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn quote(input: &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: struct `AsIs` is never constructed
[INFO] [stdout]    --> src/parse.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct AsIs;
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all3` is never used
[INFO] [stdout]    --> src/parse.rs:336:4
[INFO] [stdout]     |
[INFO] [stdout] 336 | fn all3<A0: Parser, A1: Parser, A2: Parser>(a0: A0, a1: A1, a2: A2) -> All<(A0, A1, A2)> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all4` is never used
[INFO] [stdout]    --> src/parse.rs:361:4
[INFO] [stdout]     |
[INFO] [stdout] 361 | fn all4<A0: Parser, A1: Parser, A2: Parser, A3: Parser>(
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Either` is never used
[INFO] [stdout]    --> src/parse.rs:738:6
[INFO] [stdout]     |
[INFO] [stdout] 738 | enum Either<Left, Right> {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]    --> src/parse.rs:744:6
[INFO] [stdout]     |
[INFO] [stdout] 744 | enum Status {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `I32` is never constructed
[INFO] [stdout]   --> src/parse.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub struct I32;
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae", kill_on_drop: false }`
[INFO] [stdout] bf2defb26a0558e389560e4bba24c23c2bd936d392795e009b5af488c3ac39ae