[INFO] cloning repository https://github.com/gustafla/cities
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gustafla/cities" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgustafla%2Fcities", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgustafla%2Fcities'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c98e5dec06da4b9acc42e8f9fcc72a0e2ada5ff
[INFO] checking gustafla/cities against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgustafla%2Fcities" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gustafla/cities
[INFO] finished tweaking git repo https://github.com/gustafla/cities
[INFO] tweaked toml for git repo https://github.com/gustafla/cities written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gustafla/cities on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gustafla/cities 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6900303fc649a61ba5fc872d44712c4a1ebe3423df52cea3a54efe332edf2e2c
[INFO] running `Command { std: "docker" "start" "-a" "6900303fc649a61ba5fc872d44712c4a1ebe3423df52cea3a54efe332edf2e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6900303fc649a61ba5fc872d44712c4a1ebe3423df52cea3a54efe332edf2e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6900303fc649a61ba5fc872d44712c4a1ebe3423df52cea3a54efe332edf2e2c", kill_on_drop: false }`
[INFO] [stdout] 6900303fc649a61ba5fc872d44712c4a1ebe3423df52cea3a54efe332edf2e2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dabb6b9100d9c860563dc3d757bfb2ffc86591998fff5046189b64205573333e
[INFO] running `Command { std: "docker" "start" "-a" "dabb6b9100d9c860563dc3d757bfb2ffc86591998fff5046189b64205573333e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking clap v3.1.8
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking cities v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:480:5
[INFO] [stdout]     |
[INFO] [stdout] 480 | /     /// Load graph from json file instead of using built-in
[INFO] [stdout] 481 | |     #[clap(short, long)]
[INFO] [stdout] 482 | |     graph: Option<PathBuf>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cities` (bin "cities") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:480:5
[INFO] [stdout]     |
[INFO] [stdout] 480 | /     /// Load graph from json file instead of using built-in
[INFO] [stdout] 481 | |     #[clap(short, long)]
[INFO] [stdout] 482 | |     graph: Option<PathBuf>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cities` (bin "cities" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "dabb6b9100d9c860563dc3d757bfb2ffc86591998fff5046189b64205573333e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabb6b9100d9c860563dc3d757bfb2ffc86591998fff5046189b64205573333e", kill_on_drop: false }`
[INFO] [stdout] dabb6b9100d9c860563dc3d757bfb2ffc86591998fff5046189b64205573333e
