[INFO] cloning repository https://github.com/ar-ushi/typestate-patterns-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ar-ushi/typestate-patterns-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Far-ushi%2Ftypestate-patterns-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Far-ushi%2Ftypestate-patterns-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2df87de3f446363ab25bc7dba317239175f5743c
[INFO] checking ar-ushi/typestate-patterns-rust against try#6cbf54b1453b438241487f195740266bb9d8c8ba for pr-139587-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Far-ushi%2Ftypestate-patterns-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ar-ushi/typestate-patterns-rust on toolchain 6cbf54b1453b438241487f195740266bb9d8c8ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ar-ushi/typestate-patterns-rust
[INFO] finished tweaking git repo https://github.com/ar-ushi/typestate-patterns-rust
[INFO] tweaked toml for git repo https://github.com/ar-ushi/typestate-patterns-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ar-ushi/typestate-patterns-rust 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" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d97dd6553160cbbadcebccdf172d2af1ff0c3475a96026c1d8d257a2559147ca
[INFO] running `Command { std: "docker" "start" "-a" "d97dd6553160cbbadcebccdf172d2af1ff0c3475a96026c1d8d257a2559147ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d97dd6553160cbbadcebccdf172d2af1ff0c3475a96026c1d8d257a2559147ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d97dd6553160cbbadcebccdf172d2af1ff0c3475a96026c1d8d257a2559147ca", kill_on_drop: false }`
[INFO] [stdout] d97dd6553160cbbadcebccdf172d2af1ff0c3475a96026c1d8d257a2559147ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78251d99b036749620e95638fc0d8aadc8ec7045cda5a8c371ad4fc645ab96ab
[INFO] running `Command { std: "docker" "start" "-a" "78251d99b036749620e95638fc0d8aadc8ec7045cda5a8c371ad4fc645ab96ab", kill_on_drop: false }`
[INFO] [stderr]     Checking typestate-patterns-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/textformating.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FormattedText(String);
[INFO] [stdout]   |            ------------- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `FormattedText` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/textformating.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl FormattedText{
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 31 |     pub fn as_str(&self) -> &str{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/textformating.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FormattedText(String);
[INFO] [stdout]   |            ------------- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `FormattedText` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/textformating.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl FormattedText{
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 31 |     pub fn as_str(&self) -> &str{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "78251d99b036749620e95638fc0d8aadc8ec7045cda5a8c371ad4fc645ab96ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78251d99b036749620e95638fc0d8aadc8ec7045cda5a8c371ad4fc645ab96ab", kill_on_drop: false }`
[INFO] [stdout] 78251d99b036749620e95638fc0d8aadc8ec7045cda5a8c371ad4fc645ab96ab