[INFO] cloning repository https://github.com/renatocassino/maze-wasm-kruskal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renatocassino/maze-wasm-kruskal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenatocassino%2Fmaze-wasm-kruskal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenatocassino%2Fmaze-wasm-kruskal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4962dba4be30eff696475b657c09eaced0071db8
[INFO] checking renatocassino/maze-wasm-kruskal against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenatocassino%2Fmaze-wasm-kruskal" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/renatocassino/maze-wasm-kruskal on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/renatocassino/maze-wasm-kruskal
[INFO] finished tweaking git repo https://github.com/renatocassino/maze-wasm-kruskal
[INFO] tweaked toml for git repo https://github.com/renatocassino/maze-wasm-kruskal written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/renatocassino/maze-wasm-kruskal 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67a22e00aafe4f46b5b5f12aeb8a5b3c2a530312c9406b6b786ae502811c6a32
[INFO] running `Command { std: "docker" "start" "-a" "67a22e00aafe4f46b5b5f12aeb8a5b3c2a530312c9406b6b786ae502811c6a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a22e00aafe4f46b5b5f12aeb8a5b3c2a530312c9406b6b786ae502811c6a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a22e00aafe4f46b5b5f12aeb8a5b3c2a530312c9406b6b786ae502811c6a32", kill_on_drop: false }`
[INFO] [stdout] 67a22e00aafe4f46b5b5f12aeb8a5b3c2a530312c9406b6b786ae502811c6a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b55b3bdbf25053806ad95d007b2a0a1b41479f27efb9b87ab6e74764e89e26c
[INFO] running `Command { std: "docker" "start" "-a" "7b55b3bdbf25053806ad95d007b2a0a1b41479f27efb9b87ab6e74764e89e26c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.82
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling bumpalo v3.11.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling wasm-bindgen v0.2.82
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.82
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.82
[INFO] [stderr]     Checking js-sys v0.3.59
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.32
[INFO] [stderr]     Checking web-sys v0.3.59
[INFO] [stderr]     Checking maze-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/maze.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `console_log`
[INFO] [stdout]   --> src/maze.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 | macro_rules! console_log {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/maze.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `console_log`
[INFO] [stdout]   --> src/maze.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 | macro_rules! console_log {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/maze.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         for (index, block) in self.blocks.iter().enumerate() {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/maze.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         for (index, block) in self.blocks.iter().enumerate() {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `closure` is never read
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Interval {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 20 |     closure: Closure<dyn FnMut()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_positions_next_block` is never used
[INFO] [stdout]   --> src/maze.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Maze {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn get_positions_next_block(&mut self, index: usize) -> Vec<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `f64` to `f64`
[INFO] [stdout]   --> src/block.rs:31:55
[INFO] [stdout]    |
[INFO] [stdout] 31 |             context.fill_rect(top_left_x, top_left_y, BLOCK_SIZE.into(), BLOCK_SIZE.into());
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `f64` to `f64`
[INFO] [stdout]   --> src/block.rs:31:74
[INFO] [stdout]    |
[INFO] [stdout] 31 |             context.fill_rect(top_left_x, top_left_y, BLOCK_SIZE.into(), BLOCK_SIZE.into());
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `closure` is never read
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Interval {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 20 |     closure: Closure<dyn FnMut()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_positions_next_block` is never used
[INFO] [stdout]   --> src/maze.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Maze {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn get_positions_next_block(&mut self, index: usize) -> Vec<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `f64` to `f64`
[INFO] [stdout]   --> src/block.rs:31:55
[INFO] [stdout]    |
[INFO] [stdout] 31 |             context.fill_rect(top_left_x, top_left_y, BLOCK_SIZE.into(), BLOCK_SIZE.into());
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `f64` to `f64`
[INFO] [stdout]   --> src/block.rs:31:74
[INFO] [stdout]    |
[INFO] [stdout] 31 |             context.fill_rect(top_left_x, top_left_y, BLOCK_SIZE.into(), BLOCK_SIZE.into());
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maze-wasm` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `maze-wasm` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7b55b3bdbf25053806ad95d007b2a0a1b41479f27efb9b87ab6e74764e89e26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b55b3bdbf25053806ad95d007b2a0a1b41479f27efb9b87ab6e74764e89e26c", kill_on_drop: false }`
[INFO] [stdout] 7b55b3bdbf25053806ad95d007b2a0a1b41479f27efb9b87ab6e74764e89e26c