[INFO] cloning repository https://github.com/nk0086/atcoder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nk0086/atcoder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnk0086%2Fatcoder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnk0086%2Fatcoder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d64e5640871c3333017b2e5bc23dc052548f5f65 [INFO] checking nk0086/atcoder against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnk0086%2Fatcoder" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nk0086/atcoder on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nk0086/atcoder [INFO] finished tweaking git repo https://github.com/nk0086/atcoder [INFO] tweaked toml for git repo https://github.com/nk0086/atcoder written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/nk0086/atcoder already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8936a0034e30faa8b1b78f5633f47ade6dbf3db3d5c259029540e325ef209e87 [INFO] running `Command { std: "docker" "start" "-a" "8936a0034e30faa8b1b78f5633f47ade6dbf3db3d5c259029540e325ef209e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8936a0034e30faa8b1b78f5633f47ade6dbf3db3d5c259029540e325ef209e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8936a0034e30faa8b1b78f5633f47ade6dbf3db3d5c259029540e325ef209e87", kill_on_drop: false }` [INFO] [stdout] 8936a0034e30faa8b1b78f5633f47ade6dbf3db3d5c259029540e325ef209e87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 003326e085d23e9c1a4533c4c8ccabba09d8f17c92f21cac1e144ea10a67196e [INFO] running `Command { std: "docker" "start" "-a" "003326e085d23e9c1a4533c4c8ccabba09d8f17c92f21cac1e144ea10a67196e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling cargo-snippet v0.4.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling proconio-derive v0.2.1 [INFO] [stderr] Checking proconio v0.4.1 [INFO] [stderr] Checking library v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `library` [INFO] [stdout] | [INFO] [stdout] = note: consider adding a `main` function to `src/main.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `library` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0601]: `main` function not found in crate `unionfind` [INFO] [stdout] --> src/bin/unionfind.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #[derive(Debug)] [INFO] [stdout] 2 | | pub struct Unionfind { [INFO] [stdout] 3 | | node: Vec, [INFO] [stdout] 4 | | rank: Vec, [INFO] [stdout] ... | [INFO] [stdout] 62 | | } [INFO] [stdout] 63 | | } [INFO] [stdout] | |_^ consider adding a `main` function to `src/bin/unionfind.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0601]: `main` function not found in crate `dijkstra` [INFO] [stdout] --> src/bin/dijkstra.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #[derive(Debug, Clone, PartialEq, Eq, Ord)] [INFO] [stdout] 2 | | struct Node { [INFO] [stdout] 3 | | cost: i64, [INFO] [stdout] 4 | | v: usize, [INFO] [stdout] ... | [INFO] [stdout] 47 | | shotest_path [INFO] [stdout] 48 | | } [INFO] [stdout] | |_^ consider adding a `main` function to `src/bin/dijkstra.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dijkstra` [INFO] [stdout] --> src/bin/dijkstra.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn dijkstra(n: usize, start: usize, Graph: &Vec>) -> (Vec, Vec) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_shortest_path` [INFO] [stdout] --> src/bin/dijkstra.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_shortest_path(path: Vec, end: usize) -> Vec<(i64, i64)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Graph` should have a snake case name [INFO] [stdout] --> src/bin/dijkstra.rs:13:37 [INFO] [stdout] | [INFO] [stdout] 13 | fn dijkstra(n: usize, start: usize, Graph: &Vec>) -> (Vec, Vec) { [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `graph` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "003326e085d23e9c1a4533c4c8ccabba09d8f17c92f21cac1e144ea10a67196e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "003326e085d23e9c1a4533c4c8ccabba09d8f17c92f21cac1e144ea10a67196e", kill_on_drop: false }` [INFO] [stdout] 003326e085d23e9c1a4533c4c8ccabba09d8f17c92f21cac1e144ea10a67196e