[INFO] cloning repository https://github.com/snowmerak/challengers-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snowmerak/challengers-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowmerak%2Fchallengers-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowmerak%2Fchallengers-algorithm'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowmerak%2Fchallengers-algorithm: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/snowmerak/challengers-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snowmerak/challengers-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowmerak%2Fchallengers-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowmerak%2Fchallengers-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1472bddfd69e9c4075467e6f42922ea810530048
[INFO] checking snowmerak/challengers-algorithm against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowmerak%2Fchallengers-algorithm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/snowmerak/challengers-algorithm
[INFO] finished tweaking git repo https://github.com/snowmerak/challengers-algorithm
[INFO] tweaked toml for git repo https://github.com/snowmerak/challengers-algorithm written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/snowmerak/challengers-algorithm on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/snowmerak/challengers-algorithm 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28a93ee088ba5f83a6f66edb8d5f0eee312ebeed7d75619bdd43e0e984a8d158
[INFO] running `Command { std: "docker" "start" "-a" "28a93ee088ba5f83a6f66edb8d5f0eee312ebeed7d75619bdd43e0e984a8d158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28a93ee088ba5f83a6f66edb8d5f0eee312ebeed7d75619bdd43e0e984a8d158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a93ee088ba5f83a6f66edb8d5f0eee312ebeed7d75619bdd43e0e984a8d158", kill_on_drop: false }`
[INFO] [stdout] 28a93ee088ba5f83a6f66edb8d5f0eee312ebeed7d75619bdd43e0e984a8d158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbd32599bb69066ea2d442d1a181e2d550d71aca5baf6bd7693e1befbcca5a55
[INFO] running `Command { std: "docker" "start" "-a" "cbd32599bb69066ea2d442d1a181e2d550d71aca5baf6bd7693e1befbcca5a55", kill_on_drop: false }`
[INFO] [stderr]     Checking challengers-algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `N19193_max_product_difference`
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod N19193_max_product_difference;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `N19193_max_product_difference`, create file "src/N19193_max_product_difference.rs" or "src/N19193_max_product_difference/mod.rs"
[INFO] [stdout]   = note: if there is a `mod N19193_max_product_difference` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `N19193_max_product_difference`
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod N19193_max_product_difference;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `N19193_max_product_difference`, create file "src/N19193_max_product_difference.rs" or "src/N19193_max_product_difference/mod.rs"
[INFO] [stdout]   = note: if there is a `mod N19193_max_product_difference` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::array`
[INFO] [stdout]  --> src/N1512_num_identical_pairs.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::array;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::array`
[INFO] [stdout]  --> src/N1512_num_identical_pairs.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::array;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `challengers-algorithm` (bin "challengers-algorithm") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `challengers-algorithm` (bin "challengers-algorithm" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cbd32599bb69066ea2d442d1a181e2d550d71aca5baf6bd7693e1befbcca5a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd32599bb69066ea2d442d1a181e2d550d71aca5baf6bd7693e1befbcca5a55", kill_on_drop: false }`
[INFO] [stdout] cbd32599bb69066ea2d442d1a181e2d550d71aca5baf6bd7693e1befbcca5a55