[INFO] cloning repository https://github.com/Miyabi-ill/ant-book-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Miyabi-ill/ant-book-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiyabi-ill%2Fant-book-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiyabi-ill%2Fant-book-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f87539668ce6d30ebeb48eca2bb55c6b347eb002
[INFO] checking Miyabi-ill/ant-book-rust against master#561b5dea1e7e5c21f0fb550ca579229ceb878297 for pr-124661
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiyabi-ill%2Fant-book-rust" "/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/Miyabi-ill/ant-book-rust on toolchain 561b5dea1e7e5c21f0fb550ca579229ceb878297
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Miyabi-ill/ant-book-rust
[INFO] finished tweaking git repo https://github.com/Miyabi-ill/ant-book-rust
[INFO] tweaked toml for git repo https://github.com/Miyabi-ill/ant-book-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Miyabi-ill/ant-book-rust 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" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking Miyabi-ill/ant-book-rust against try#8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8 for pr-124661
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiyabi-ill%2Fant-book-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Miyabi-ill/ant-book-rust on toolchain 8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Miyabi-ill/ant-book-rust
[INFO] finished tweaking git repo https://github.com/Miyabi-ill/ant-book-rust
[INFO] tweaked toml for git repo https://github.com/Miyabi-ill/ant-book-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Miyabi-ill/ant-book-rust 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" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Miyabi-ill/ant-book-rust against try#8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8 for pr-124661
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiyabi-ill%2Fant-book-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Miyabi-ill/ant-book-rust on toolchain 8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Miyabi-ill/ant-book-rust
[INFO] finished tweaking git repo https://github.com/Miyabi-ill/ant-book-rust
[INFO] tweaked toml for git repo https://github.com/Miyabi-ill/ant-book-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Miyabi-ill/ant-book-rust 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" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de400096ca9aecf4a785dfe8e8a7ec6199deba164339856e2a9a4f4f00865315
[INFO] running `Command { std: "docker" "start" "-a" "de400096ca9aecf4a785dfe8e8a7ec6199deba164339856e2a9a4f4f00865315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de400096ca9aecf4a785dfe8e8a7ec6199deba164339856e2a9a4f4f00865315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de400096ca9aecf4a785dfe8e8a7ec6199deba164339856e2a9a4f4f00865315", kill_on_drop: false }`
[INFO] [stdout] de400096ca9aecf4a785dfe8e8a7ec6199deba164339856e2a9a4f4f00865315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a73335f59b2a91deb073f0c330abb14141445ecaf26ffca66c2fd86009d9f0c
[INFO] running `Command { std: "docker" "start" "-a" "8a73335f59b2a91deb073f0c330abb14141445ecaf26ffca66c2fd86009d9f0c", kill_on_drop: false }`
[INFO] [stderr]     Checking ant-book-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/c2_1/partial_sum.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn partial_sum(n: usize, a: Vec<i32>, k: i32) -> bool {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fib` is never used
[INFO] [stdout]   --> src/c2_1/fib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Cache {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 16 |     fn fib(&mut self, n: usize) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `partial_sum` is never used
[INFO] [stdout]  --> src/c2_1/partial_sum.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn partial_sum(n: usize, a: Vec<i32>, k: i32) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search` is never used
[INFO] [stdout]  --> src/c2_1/partial_sum.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn search(a: &Vec<i32>, k: i32, index: usize, sum: i32) -> bool {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lake_counting` is never used
[INFO] [stdout]  --> src/c2_1/lake_counting.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn lake_counting(n: usize, m: usize, map: Vec<Vec<bool>>) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill` is never used
[INFO] [stdout]   --> src/c2_1/lake_counting.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn fill(x: isize, y: isize, map: &mut Vec<Vec<bool>>) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INF` is never used
[INFO] [stdout]  --> src/c2_1/min_distance.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const INF: u32 = 100_000_000;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MapInfo` is never used
[INFO] [stdout]  --> src/c2_1/min_distance.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum MapInfo {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Map` is never constructed
[INFO] [stdout]   --> src/c2_1/min_distance.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Map {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `create` and `min_distance` are never used
[INFO] [stdout]   --> src/c2_1/min_distance.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Map {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 21 |     fn create(map: Vec<Vec<MapInfo>>) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn min_distance(mut self) -> Result<u32, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/c2_1/partial_sum.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn partial_sum(n: usize, a: Vec<i32>, k: i32) -> bool {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "8a73335f59b2a91deb073f0c330abb14141445ecaf26ffca66c2fd86009d9f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a73335f59b2a91deb073f0c330abb14141445ecaf26ffca66c2fd86009d9f0c", kill_on_drop: false }`
[INFO] [stdout] 8a73335f59b2a91deb073f0c330abb14141445ecaf26ffca66c2fd86009d9f0c