[INFO] fetching crate rusk_crate 0.2.0...
[INFO] building rusk_crate-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rusk_crate 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rusk_crate 0.2.0
[INFO] finished tweaking crates.io crate rusk_crate 0.2.0
[INFO] tweaked toml for crates.io crate rusk_crate 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusk_crate 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusk_crate 0.2.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 528f2f4712befb83e2a94464ad72a37bae86bc06b9d28dc653115689469c3933
[INFO] running `Command { std: "docker" "start" "-a" "528f2f4712befb83e2a94464ad72a37bae86bc06b9d28dc653115689469c3933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528f2f4712befb83e2a94464ad72a37bae86bc06b9d28dc653115689469c3933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528f2f4712befb83e2a94464ad72a37bae86bc06b9d28dc653115689469c3933", kill_on_drop: false }`
[INFO] [stdout] 528f2f4712befb83e2a94464ad72a37bae86bc06b9d28dc653115689469c3933
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83702877d30be0d78d92f265f4782cc760dbf5df240301aa5de44d381ffbad5e
[INFO] running `Command { std: "docker" "start" "-a" "83702877d30be0d78d92f265f4782cc760dbf5df240301aa5de44d381ffbad5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusk_crate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `CarModel` is never used
[INFO] [stdout]  --> src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum CarModel {
[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 `Car` is never constructed
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Car {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Car {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(desired_model : CarModel) -> Car {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "83702877d30be0d78d92f265f4782cc760dbf5df240301aa5de44d381ffbad5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83702877d30be0d78d92f265f4782cc760dbf5df240301aa5de44d381ffbad5e", kill_on_drop: false }`
[INFO] [stdout] 83702877d30be0d78d92f265f4782cc760dbf5df240301aa5de44d381ffbad5e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 173b7866c731fc2ef6f88ff63453371115a20c34eb0922d8cafbf4c3513fd565
[INFO] running `Command { std: "docker" "start" "-a" "173b7866c731fc2ef6f88ff63453371115a20c34eb0922d8cafbf4c3513fd565", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusk_crate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `CarModel` is never used
[INFO] [stdout]  --> src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum CarModel {
[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 `Car` is never constructed
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Car {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Car {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(desired_model : CarModel) -> Car {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "173b7866c731fc2ef6f88ff63453371115a20c34eb0922d8cafbf4c3513fd565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173b7866c731fc2ef6f88ff63453371115a20c34eb0922d8cafbf4c3513fd565", kill_on_drop: false }`
[INFO] [stdout] 173b7866c731fc2ef6f88ff63453371115a20c34eb0922d8cafbf4c3513fd565