[INFO] cloning repository https://github.com/FreeMasen/vaccine_spotter_cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/vaccine_spotter_cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fvaccine_spotter_cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fvaccine_spotter_cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1071a1874c4f01a287b6a5585aeb4828d2f24a9a
[INFO] checking FreeMasen/vaccine_spotter_cli against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fvaccine_spotter_cli" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/vaccine_spotter_cli on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeMasen/vaccine_spotter_cli
[INFO] finished tweaking git repo https://github.com/FreeMasen/vaccine_spotter_cli
[INFO] tweaked toml for git repo https://github.com/FreeMasen/vaccine_spotter_cli written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/vaccine_spotter_cli 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 4a871333fa205157ea72f5b951ce5714df06500e41b96fc9f01f8127bef5e316
[INFO] running `Command { std: "docker" "start" "-a" "4a871333fa205157ea72f5b951ce5714df06500e41b96fc9f01f8127bef5e316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a871333fa205157ea72f5b951ce5714df06500e41b96fc9f01f8127bef5e316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a871333fa205157ea72f5b951ce5714df06500e41b96fc9f01f8127bef5e316", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a55b2d5d86378a805eadc40bff339e2b587805316774cc9dfe8a7ce380b467
[INFO] running `Command { std: "docker" "start" "-a" "58a55b2d5d86378a805eadc40bff339e2b587805316774cc9dfe8a7ce380b467", kill_on_drop: false }`
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[INFO] [stderr]     Checking vaccine_spotter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `carries_vaccine`, `appointments_available`, `appointments_available_all_doses`, and `appointments_available_2nd_dose_only` are never read
[INFO] [stdout]    --> src/main.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | struct Properties {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 255 |     carries_vaccine: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 256 |     appointments_available: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 257 |     appointments_available_all_doses: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 258 |     appointments_available_2nd_dose_only: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Properties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `carries_vaccine`, `appointments_available`, `appointments_available_all_doses`, and `appointments_available_2nd_dose_only` are never read
[INFO] [stdout]    --> src/main.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | struct Properties {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 255 |     carries_vaccine: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 256 |     appointments_available: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 257 |     appointments_available_all_doses: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 258 |     appointments_available_2nd_dose_only: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Properties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.43s
[INFO] running `Command { std: "docker" "inspect" "58a55b2d5d86378a805eadc40bff339e2b587805316774cc9dfe8a7ce380b467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a55b2d5d86378a805eadc40bff339e2b587805316774cc9dfe8a7ce380b467", kill_on_drop: false }`
[INFO] [stdout] 58a55b2d5d86378a805eadc40bff339e2b587805316774cc9dfe8a7ce380b467