[INFO] cloning repository https://github.com/Smavl/rumazing [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Smavl/rumazing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmavl%2Frumazing", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmavl%2Frumazing'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a8543ab3dc58a7d2faebebbf31f0cf434778a8d1 [INFO] checking Smavl/rumazing against master#fd0c901b00ee1e08a250039cdb90258603497e20 for pr-153692 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmavl%2Frumazing" "/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/Smavl/rumazing [INFO] finished tweaking git repo https://github.com/Smavl/rumazing [INFO] tweaked toml for git repo https://github.com/Smavl/rumazing written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Smavl/rumazing on toolchain fd0c901b00ee1e08a250039cdb90258603497e20 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd0c901b00ee1e08a250039cdb90258603497e20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Smavl/rumazing 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" "+fd0c901b00ee1e08a250039cdb90258603497e20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.9.0-alpha.2 [INFO] [stderr] Downloaded rand_chacha v0.9.0-alpha.2 [INFO] [stderr] Downloaded rand v0.9.0-alpha.2 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fd0c901b00ee1e08a250039cdb90258603497e20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b27dd4703ac208fa52e16340a332f162f78b55e8daa24d99b4001b5baddf0cb0 [INFO] running `Command { std: "docker" "start" "-a" "b27dd4703ac208fa52e16340a332f162f78b55e8daa24d99b4001b5baddf0cb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b27dd4703ac208fa52e16340a332f162f78b55e8daa24d99b4001b5baddf0cb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b27dd4703ac208fa52e16340a332f162f78b55e8daa24d99b4001b5baddf0cb0", kill_on_drop: false }` [INFO] [stdout] b27dd4703ac208fa52e16340a332f162f78b55e8daa24d99b4001b5baddf0cb0 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fd0c901b00ee1e08a250039cdb90258603497e20" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21703ecc6200c78332c733059fe5b29ab43a41c9bc4172408353bdefeba0b7e1 [INFO] running `Command { std: "docker" "start" "-a" "21703ecc6200c78332c733059fe5b29ab43a41c9bc4172408353bdefeba0b7e1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking rand_core v0.9.0-alpha.2 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.2 [INFO] [stderr] Checking rand v0.9.0-alpha.2 [INFO] [stderr] Checking rust_maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `Door` is never constructed [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 7 | enum CellType { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | Door, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CellType` has derived impls for the traits `Clone` and `Debug`, but these are 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: method `get_celltype` is never used [INFO] [stdout] --> src/main.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl Cell { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | fn get_celltype(&self) -> &CellType{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GeneratedMaze` is never constructed [INFO] [stdout] --> src/main.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | struct GeneratedMaze { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `remove_wall`, `carve_maze`, `add_doors`, and `add_random_doors` are never used [INFO] [stdout] --> src/main.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 66 | impl Maze { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | fn remove_wall(&mut self, current_cell: &mut Cell) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn carve_maze(&mut self, mut alg: Box) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | fn add_doors(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 134 | fn add_random_doors(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HomemadeCarvingAlgorithm` is never constructed [INFO] [stdout] --> src/main.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | struct HomemadeCarvingAlgorithm; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Door` is never constructed [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 7 | enum CellType { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | Door, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CellType` has derived impls for the traits `Clone` and `Debug`, but these are 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: method `get_celltype` is never used [INFO] [stdout] --> src/main.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl Cell { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | fn get_celltype(&self) -> &CellType{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GeneratedMaze` is never constructed [INFO] [stdout] --> src/main.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | struct GeneratedMaze { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `remove_wall`, `carve_maze`, `add_doors`, and `add_random_doors` are never used [INFO] [stdout] --> src/main.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 66 | impl Maze { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | fn remove_wall(&mut self, current_cell: &mut Cell) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn carve_maze(&mut self, mut alg: Box) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | fn add_doors(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 134 | fn add_random_doors(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HomemadeCarvingAlgorithm` is never constructed [INFO] [stdout] --> src/main.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | struct HomemadeCarvingAlgorithm; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.29s [INFO] running `Command { std: "docker" "inspect" "21703ecc6200c78332c733059fe5b29ab43a41c9bc4172408353bdefeba0b7e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21703ecc6200c78332c733059fe5b29ab43a41c9bc4172408353bdefeba0b7e1", kill_on_drop: false }` [INFO] [stdout] 21703ecc6200c78332c733059fe5b29ab43a41c9bc4172408353bdefeba0b7e1