[INFO] cloning repository https://github.com/shota-tsuji/rust-tdd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shota-tsuji/rust-tdd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshota-tsuji%2Frust-tdd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshota-tsuji%2Frust-tdd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42e4f9f49b642ffaa8e4769a7d8140985dc52598
[INFO] checking shota-tsuji/rust-tdd against master#fc5af1813307d25a84d633f21e2e53c9376eb547 for pr-144386
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshota-tsuji%2Frust-tdd" "/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/shota-tsuji/rust-tdd
[INFO] finished tweaking git repo https://github.com/shota-tsuji/rust-tdd
[INFO] tweaked toml for git repo https://github.com/shota-tsuji/rust-tdd written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shota-tsuji/rust-tdd on toolchain fc5af1813307d25a84d633f21e2e53c9376eb547
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shota-tsuji/rust-tdd 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" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4414eee708174cf5c7d9df03adeaa05fab8a75d88b4e51367a567f67689e9355
[INFO] running `Command { std: "docker" "start" "-a" "4414eee708174cf5c7d9df03adeaa05fab8a75d88b4e51367a567f67689e9355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4414eee708174cf5c7d9df03adeaa05fab8a75d88b4e51367a567f67689e9355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4414eee708174cf5c7d9df03adeaa05fab8a75d88b4e51367a567f67689e9355", kill_on_drop: false }`
[INFO] [stdout] 4414eee708174cf5c7d9df03adeaa05fab8a75d88b4e51367a567f67689e9355
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 220deebb15840d2925b69e9808e31defd881d85e675d9be4333e60c82b64eb65
[INFO] running `Command { std: "docker" "start" "-a" "220deebb15840d2925b69e9808e31defd881d85e675d9be4333e60c82b64eb65", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-tdd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Money` is never constructed
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Money {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `times`, `equals`, `dollar`, `franc`, and `currency` are never used
[INFO] [stdout]   --> src/lib.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Money {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 7  |     pub fn times(&self, multiplier: u32) -> Money {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn equals(&self, target: Money) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn dollar(amount: u32) -> Money {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn franc(amount: u32) -> Money {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn currency(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MoneyTrait` is never used
[INFO] [stdout]   --> src/lib.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | trait MoneyTrait {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MoneyTrait` is never used
[INFO] [stdout]   --> src/lib.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | trait MoneyTrait {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "220deebb15840d2925b69e9808e31defd881d85e675d9be4333e60c82b64eb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220deebb15840d2925b69e9808e31defd881d85e675d9be4333e60c82b64eb65", kill_on_drop: false }`
[INFO] [stdout] 220deebb15840d2925b69e9808e31defd881d85e675d9be4333e60c82b64eb65