[INFO] cloning repository https://github.com/AndrewOt/a-first-date
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndrewOt/a-first-date" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewOt%2Fa-first-date", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewOt%2Fa-first-date'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 396b06e11adbd6774844146733f13da6d78ffa9d
[INFO] checking AndrewOt/a-first-date against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewOt%2Fa-first-date" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AndrewOt/a-first-date
[INFO] finished tweaking git repo https://github.com/AndrewOt/a-first-date
[INFO] tweaked toml for git repo https://github.com/AndrewOt/a-first-date written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AndrewOt/a-first-date on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AndrewOt/a-first-date 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52e86a2e01407bd45a3d4c0d6b0bad9485e9f994dba6ae365567b5a4df1a1091
[INFO] running `Command { std: "docker" "start" "-a" "52e86a2e01407bd45a3d4c0d6b0bad9485e9f994dba6ae365567b5a4df1a1091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e86a2e01407bd45a3d4c0d6b0bad9485e9f994dba6ae365567b5a4df1a1091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e86a2e01407bd45a3d4c0d6b0bad9485e9f994dba6ae365567b5a4df1a1091", kill_on_drop: false }`
[INFO] [stdout] 52e86a2e01407bd45a3d4c0d6b0bad9485e9f994dba6ae365567b5a4df1a1091
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43edb0039338130d21b744b48f1791468b1280f8b6a25349ccef4a04adb6848f
[INFO] running `Command { std: "docker" "start" "-a" "43edb0039338130d21b744b48f1791468b1280f8b6a25349ccef4a04adb6848f", kill_on_drop: false }`
[INFO] [stderr]     Checking first_date v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `current_char` is never read
[INFO] [stdout]    --> src/date_utilities.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut current_char: char = ' ';
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_char_option` is never read
[INFO] [stdout]    --> src/date_utilities.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let mut current_char_option: Option<char> = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_char` is never read
[INFO] [stdout]    --> src/date_utilities.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut current_char: char = ' ';
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_char_option` is never read
[INFO] [stdout]    --> src/date_utilities.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let mut current_char_option: Option<char> = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "43edb0039338130d21b744b48f1791468b1280f8b6a25349ccef4a04adb6848f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43edb0039338130d21b744b48f1791468b1280f8b6a25349ccef4a04adb6848f", kill_on_drop: false }`
[INFO] [stdout] 43edb0039338130d21b744b48f1791468b1280f8b6a25349ccef4a04adb6848f
