[INFO] cloning repository https://github.com/jcmorrow/hex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcmorrow/hex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fhex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fhex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ccfef8a394c7d83ab7c62cfd97e2599fa6e3dffe [INFO] checking jcmorrow/hex against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fhex" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcmorrow/hex on toolchain 2e6fc425411280c658d852813de01c5157255088 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcmorrow/hex [INFO] finished tweaking git repo https://github.com/jcmorrow/hex [INFO] tweaked toml for git repo https://github.com/jcmorrow/hex written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jcmorrow/hex 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" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum_primitive v0.1.1 [INFO] [stderr] Downloaded memoffset v0.5.3 [INFO] [stderr] Downloaded png v0.11.0 [INFO] [stderr] Downloaded gif v0.9.2 [INFO] [stderr] Downloaded crossbeam-deque v0.7.2 [INFO] [stderr] Downloaded rayon-core v1.6.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.0 [INFO] [stderr] Downloaded image v0.18.0 [INFO] [stderr] Downloaded noise v0.5.1 [INFO] [stderr] Downloaded rayon v1.2.0 [INFO] [stderr] Downloaded jpeg-decoder v0.1.16 [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded inflate v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55c0cea322c0b40765e6fdec70c11250670094bbe7bc72904924312be0efa47b [INFO] running `Command { std: "docker" "start" "-a" "55c0cea322c0b40765e6fdec70c11250670094bbe7bc72904924312be0efa47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55c0cea322c0b40765e6fdec70c11250670094bbe7bc72904924312be0efa47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55c0cea322c0b40765e6fdec70c11250670094bbe7bc72904924312be0efa47b", kill_on_drop: false }` [INFO] [stdout] 55c0cea322c0b40765e6fdec70c11250670094bbe7bc72904924312be0efa47b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7b0fe0b066aa5d774955f3fda4b8b1eca1ac32aa0b78d4b3dadeb2e44781e8a [INFO] running `Command { std: "docker" "start" "-a" "a7b0fe0b066aa5d774955f3fda4b8b1eca1ac32aa0b78d4b3dadeb2e44781e8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking noise v0.5.1 [INFO] [stderr] Checking hex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/hex_map.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 37 | return HexInfo::rand(); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 38 | / let ancestor2 = self.info(Hex::new( [INFO] [stdout] 39 | | closer_to_zero(closer_to_zero(hex.q)), [INFO] [stdout] 40 | | closer_to_zero(closer_to_zero(hex.r)), [INFO] [stdout] 41 | | )); [INFO] [stdout] | |_______________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/hex_map.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 37 | return HexInfo::rand(); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 38 | / let ancestor2 = self.info(Hex::new( [INFO] [stdout] 39 | | closer_to_zero(closer_to_zero(hex.q)), [INFO] [stdout] 40 | | closer_to_zero(closer_to_zero(hex.r)), [INFO] [stdout] 41 | | )); [INFO] [stdout] | |_______________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ancestor` [INFO] [stdout] --> src/hex_map.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | let ancestor = self.info(Hex::new(closer_to_zero(hex.q), closer_to_zero(hex.r))); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ancestor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ancestor` [INFO] [stdout] --> src/hex_map.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | let ancestor = self.info(Hex::new(closer_to_zero(hex.q), closer_to_zero(hex.r))); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ancestor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/layout.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/layout.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/layout.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/layout.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `HEX_DIRECTIONS` is never used [INFO] [stdout] --> src/hex.rs:46:7 [INFO] [stdout] | [INFO] [stdout] 46 | const HEX_DIRECTIONS: [Hex; 6] = [ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `HEX_DIRECTIONS` is never used [INFO] [stdout] --> src/hex.rs:46:7 [INFO] [stdout] | [INFO] [stdout] 46 | const HEX_DIRECTIONS: [Hex; 6] = [ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `f0`, `f1`, `f2`, and `f3` are never read [INFO] [stdout] --> src/layout.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Orientation { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 18 | pub f0: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 19 | pub f1: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 20 | pub f2: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 21 | pub f3: f64, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Orientation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `f0`, `f1`, `f2`, and `f3` are never read [INFO] [stdout] --> src/layout.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Orientation { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 18 | pub f0: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 19 | pub f1: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 20 | pub f2: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 21 | pub f3: f64, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Orientation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "a7b0fe0b066aa5d774955f3fda4b8b1eca1ac32aa0b78d4b3dadeb2e44781e8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7b0fe0b066aa5d774955f3fda4b8b1eca1ac32aa0b78d4b3dadeb2e44781e8a", kill_on_drop: false }` [INFO] [stdout] a7b0fe0b066aa5d774955f3fda4b8b1eca1ac32aa0b78d4b3dadeb2e44781e8a