[INFO] cloning repository https://github.com/jparkhouse/investigatingsevens
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jparkhouse/investigatingsevens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparkhouse%2Finvestigatingsevens", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparkhouse%2Finvestigatingsevens'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b815b361aecc8916135a9f2a971f457af7320c3
[INFO] checking jparkhouse/investigatingsevens against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137033
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparkhouse%2Finvestigatingsevens" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jparkhouse/investigatingsevens on toolchain d8810e3e2dab96778d20dd6d746ff95465515509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jparkhouse/investigatingsevens
[INFO] finished tweaking git repo https://github.com/jparkhouse/investigatingsevens
[INFO] tweaked toml for git repo https://github.com/jparkhouse/investigatingsevens written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jparkhouse/investigatingsevens 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" "+d8810e3e2dab96778d20dd6d746ff95465515509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfca55fd597eccdb67cf261233f9c0156212c9be8452c3f3df86e008fa9f8fee
[INFO] running `Command { std: "docker" "start" "-a" "bfca55fd597eccdb67cf261233f9c0156212c9be8452c3f3df86e008fa9f8fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfca55fd597eccdb67cf261233f9c0156212c9be8452c3f3df86e008fa9f8fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfca55fd597eccdb67cf261233f9c0156212c9be8452c3f3df86e008fa9f8fee", kill_on_drop: false }`
[INFO] [stdout] bfca55fd597eccdb67cf261233f9c0156212c9be8452c3f3df86e008fa9f8fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5910b13ada3b98bd0a27ba9034e845624f3fc7168658f4a2a2e4f075fe8d12d
[INFO] running `Command { std: "docker" "start" "-a" "c5910b13ada3b98bd0a27ba9034e845624f3fc7168658f4a2a2e4f075fe8d12d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.73
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking investigating_sevens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `game_state`
[INFO] [stdout]     --> src/main.rs:1057:53
[INFO] [stdout]      |
[INFO] [stdout] 1057 |             card_and_enums::{NumberEnum, SuitEnum}, game_state, stack::Stack
[INFO] [stdout]      |                                                     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]     --> src/main.rs:1203:17
[INFO] [stdout]      |
[INFO] [stdout] 1203 |             let output = output.unwrap();
[INFO] [stdout]      |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/main.rs:346:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |     impl Stack {
[INFO] [stdout]     |     ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 346 |         pub fn from(
[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 8.50s
[INFO] running `Command { std: "docker" "inspect" "c5910b13ada3b98bd0a27ba9034e845624f3fc7168658f4a2a2e4f075fe8d12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5910b13ada3b98bd0a27ba9034e845624f3fc7168658f4a2a2e4f075fe8d12d", kill_on_drop: false }`
[INFO] [stdout] c5910b13ada3b98bd0a27ba9034e845624f3fc7168658f4a2a2e4f075fe8d12d