[INFO] cloning repository https://github.com/firefighter-grabbarna/path_finding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/firefighter-grabbarna/path_finding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirefighter-grabbarna%2Fpath_finding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirefighter-grabbarna%2Fpath_finding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 937f0fc6eb2f2d7eacb9d2ee3415ed54bc1583d9
[INFO] checking firefighter-grabbarna/path_finding against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirefighter-grabbarna%2Fpath_finding" "/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/firefighter-grabbarna/path_finding on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/firefighter-grabbarna/path_finding
[INFO] finished tweaking git repo https://github.com/firefighter-grabbarna/path_finding
[INFO] tweaked toml for git repo https://github.com/firefighter-grabbarna/path_finding written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/firefighter-grabbarna/path_finding 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" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef4282a659cd42e42a201a50287356534686cf07911a38c77ca7ead11740b244
[INFO] running `Command { std: "docker" "start" "-a" "ef4282a659cd42e42a201a50287356534686cf07911a38c77ca7ead11740b244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef4282a659cd42e42a201a50287356534686cf07911a38c77ca7ead11740b244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4282a659cd42e42a201a50287356534686cf07911a38c77ca7ead11740b244", kill_on_drop: false }`
[INFO] [stdout] ef4282a659cd42e42a201a50287356534686cf07911a38c77ca7ead11740b244
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2b2c172d3a99251374429964bc5ae78c969c4a1dfb61f0c37aad15dd05b098a
[INFO] running `Command { std: "docker" "start" "-a" "a2b2c172d3a99251374429964bc5ae78c969c4a1dfb61f0c37aad15dd05b098a", kill_on_drop: false }`
[INFO] [stderr]     Checking queue v0.3.1
[INFO] [stderr]     Checking path_finding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `current_path` is never read
[INFO] [stdout]    --> main.rs:551:17
[INFO] [stdout]     |
[INFO] [stdout] 551 |         let mut current_path : Vec<usize> = vec![];
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> main.rs:602:9
[INFO] [stdout]     |
[INFO] [stdout] 602 |     for i in 0..node_map.global_path.len() {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rooms` is never read
[INFO] [stdout]    --> main.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct NodeMap {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 143 |     nodes: Vec<Node>,
[INFO] [stdout] 144 |     rooms: Vec<usize>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_path` is never read
[INFO] [stdout]    --> main.rs:551:17
[INFO] [stdout]     |
[INFO] [stdout] 551 |         let mut current_path : Vec<usize> = vec![];
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> main.rs:602:9
[INFO] [stdout]     |
[INFO] [stdout] 602 |     for i in 0..node_map.global_path.len() {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rooms` is never read
[INFO] [stdout]    --> main.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct NodeMap {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 143 |     nodes: Vec<Node>,
[INFO] [stdout] 144 |     rooms: Vec<usize>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/path_finding-5d9fad9de1cdf1a2.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/path_finding-5d9fad9de1cdf1a2/dep-bin-path_finding`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "a2b2c172d3a99251374429964bc5ae78c969c4a1dfb61f0c37aad15dd05b098a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2b2c172d3a99251374429964bc5ae78c969c4a1dfb61f0c37aad15dd05b098a", kill_on_drop: false }`
[INFO] [stdout] a2b2c172d3a99251374429964bc5ae78c969c4a1dfb61f0c37aad15dd05b098a