[INFO] cloning repository https://github.com/martijn-heil/dynmap-wmts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martijn-heil/dynmap-wmts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartijn-heil%2Fdynmap-wmts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartijn-heil%2Fdynmap-wmts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb430640ae99ebfc7b76848fab274c2f379d5788
[INFO] checking martijn-heil/dynmap-wmts 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%2Fmartijn-heil%2Fdynmap-wmts" "/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/martijn-heil/dynmap-wmts
[INFO] finished tweaking git repo https://github.com/martijn-heil/dynmap-wmts
[INFO] tweaked toml for git repo https://github.com/martijn-heil/dynmap-wmts written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/martijn-heil/dynmap-wmts 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/martijn-heil/dynmap-wmts 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] 9ce73ccc2ba2779e2992786c7d7443008e4c108a0795b42c95cbe6ddd8f7fc8c
[INFO] running `Command { std: "docker" "start" "-a" "9ce73ccc2ba2779e2992786c7d7443008e4c108a0795b42c95cbe6ddd8f7fc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce73ccc2ba2779e2992786c7d7443008e4c108a0795b42c95cbe6ddd8f7fc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce73ccc2ba2779e2992786c7d7443008e4c108a0795b42c95cbe6ddd8f7fc8c", kill_on_drop: false }`
[INFO] [stdout] 9ce73ccc2ba2779e2992786c7d7443008e4c108a0795b42c95cbe6ddd8f7fc8c
[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] 794a7c3054e10c8d976846e0e3eba976e72a47bb1569478396d5db9ded67edae
[INFO] running `Command { std: "docker" "start" "-a" "794a7c3054e10c8d976846e0e3eba976e72a47bb1569478396d5db9ded67edae", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.85
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[INFO] [stderr]     Checking dynmap-wmts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `prefix`, `perspective`, and `scale` are never read
[INFO] [stdout]   --> src/dynmap.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Map {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub prefix: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 67 |     pub perspective: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 68 |     pub scale: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Map` 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: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |     world: &str,
[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: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |     map: &str,
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:167:11
[INFO] [stdout]     |
[INFO] [stdout] 167 |     file: &str) -> Result<(ContentType, ReaderStream![StreamReader<impl rocket::futures::Stream<Item = Result<Bytes, std::io::Error>>, By...
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dynmap-wmts` (bin "dynmap-wmts") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `prefix`, `perspective`, and `scale` are never read
[INFO] [stdout]   --> src/dynmap.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Map {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub prefix: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 67 |     pub perspective: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 68 |     pub scale: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Map` 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: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |     world: &str,
[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: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |     map: &str,
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:167:11
[INFO] [stdout]     |
[INFO] [stdout] 167 |     file: &str) -> Result<(ContentType, ReaderStream![StreamReader<impl rocket::futures::Stream<Item = Result<Bytes, std::io::Error>>, By...
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dynmap-wmts` (bin "dynmap-wmts" test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "794a7c3054e10c8d976846e0e3eba976e72a47bb1569478396d5db9ded67edae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794a7c3054e10c8d976846e0e3eba976e72a47bb1569478396d5db9ded67edae", kill_on_drop: false }`
[INFO] [stdout] 794a7c3054e10c8d976846e0e3eba976e72a47bb1569478396d5db9ded67edae
