[INFO] cloning repository https://github.com/Amandrs/radars_fr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Amandrs/radars_fr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmandrs%2Fradars_fr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmandrs%2Fradars_fr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18a0981ce91760c11479e0704d8172c0182a0b74
[INFO] checking Amandrs/radars_fr 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%2FAmandrs%2Fradars_fr" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Amandrs/radars_fr
[INFO] finished tweaking git repo https://github.com/Amandrs/radars_fr
[INFO] tweaked toml for git repo https://github.com/Amandrs/radars_fr written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Amandrs/radars_fr 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/Amandrs/radars_fr 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bca6a059cbb355b98cd8d323047bb3a75d3da4cac510ad680f173dbb1faa0460
[INFO] running `Command { std: "docker" "start" "-a" "bca6a059cbb355b98cd8d323047bb3a75d3da4cac510ad680f173dbb1faa0460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bca6a059cbb355b98cd8d323047bb3a75d3da4cac510ad680f173dbb1faa0460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca6a059cbb355b98cd8d323047bb3a75d3da4cac510ad680f173dbb1faa0460", kill_on_drop: false }`
[INFO] [stdout] bca6a059cbb355b98cd8d323047bb3a75d3da4cac510ad680f173dbb1faa0460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 15de17f484faa6a7f507973a1b16764510dbe807051a6628eec7b2c35cd560a3
[INFO] running `Command { std: "docker" "start" "-a" "15de17f484faa6a7f507973a1b16764510dbe807051a6628eec7b2c35cd560a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.201
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[INFO] [stderr]     Checking radars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `radar_type` is never read
[INFO] [stdout]   --> src/radar.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Radar {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub radar_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Radar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `radar_type` is never read
[INFO] [stdout]   --> src/radar.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Radar {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub radar_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Radar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/gpx.rs:63:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut result = String::from_str(GPX_HEADER).unwrap();
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/gpx.rs:63:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut result = String::from_str(GPX_HEADER).unwrap();
[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 `radars` (bin "radars" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `radars` (bin "radars") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "15de17f484faa6a7f507973a1b16764510dbe807051a6628eec7b2c35cd560a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15de17f484faa6a7f507973a1b16764510dbe807051a6628eec7b2c35cd560a3", kill_on_drop: false }`
[INFO] [stdout] 15de17f484faa6a7f507973a1b16764510dbe807051a6628eec7b2c35cd560a3