[INFO] cloning repository https://github.com/mocha8686/weekly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mocha8686/weekly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-rebase.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly/hooks/pre-rebase.sample': No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/mocha8686/weekly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mocha8686/weekly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6b434aa1905a321567991b11106eee7eca8c199
[INFO] checking mocha8686/weekly against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mocha8686/weekly
[INFO] finished tweaking git repo https://github.com/mocha8686/weekly
[INFO] tweaked toml for git repo https://github.com/mocha8686/weekly written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mocha8686/weekly on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mocha8686/weekly 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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb5369154b859dbec77cb195743952dfaf8b2de9b82990b6ae928fdb92b04500
[INFO] running `Command { std: "docker" "start" "-a" "bb5369154b859dbec77cb195743952dfaf8b2de9b82990b6ae928fdb92b04500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb5369154b859dbec77cb195743952dfaf8b2de9b82990b6ae928fdb92b04500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5369154b859dbec77cb195743952dfaf8b2de9b82990b6ae928fdb92b04500", kill_on_drop: false }`
[INFO] [stdout] bb5369154b859dbec77cb195743952dfaf8b2de9b82990b6ae928fdb92b04500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e38a687e3095f70b50766a277063d164ebc285a7b942d6dbdececf4fa3c29141
[INFO] running `Command { std: "docker" "start" "-a" "e38a687e3095f70b50766a277063d164ebc285a7b942d6dbdececf4fa3c29141", kill_on_drop: false }`
[INFO] [stderr]     Checking weekly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `find_anagrams` is never used
[INFO] [stdout]  --> src/s01nov08/p438.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn find_anagrams(s: String, p: String) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `group_string_chars` is never used
[INFO] [stdout]   --> src/s01nov08/p438.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn group_string_chars(s: impl AsRef<str>) -> HashMap<char, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "e38a687e3095f70b50766a277063d164ebc285a7b942d6dbdececf4fa3c29141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e38a687e3095f70b50766a277063d164ebc285a7b942d6dbdececf4fa3c29141", kill_on_drop: false }`
[INFO] [stdout] e38a687e3095f70b50766a277063d164ebc285a7b942d6dbdececf4fa3c29141