[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] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly/branches/: 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 try#be699666730c5a1745838222e98e2d85019affdc for pr-134300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmocha8686%2Fweekly" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mocha8686/weekly on toolchain be699666730c5a1745838222e98e2d85019affdc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc2/source/Cargo.toml
[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" "+be699666730c5a1745838222e98e2d85019affdc" "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-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d649ada245767db118ee429c42586559c2a2587feb01c92f8c4726016fa5b7
[INFO] running `Command { std: "docker" "start" "-a" "a4d649ada245767db118ee429c42586559c2a2587feb01c92f8c4726016fa5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d649ada245767db118ee429c42586559c2a2587feb01c92f8c4726016fa5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d649ada245767db118ee429c42586559c2a2587feb01c92f8c4726016fa5b7", kill_on_drop: false }`
[INFO] [stdout] a4d649ada245767db118ee429c42586559c2a2587feb01c92f8c4726016fa5b7
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 743b9d4f45b67ff4fbccb1ce6e9e986cc9d0a85ebf6c0138fb7b5f5da57772ed
[INFO] running `Command { std: "docker" "start" "-a" "743b9d4f45b67ff4fbccb1ce6e9e986cc9d0a85ebf6c0138fb7b5f5da57772ed", 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 0.09s
[INFO] running `Command { std: "docker" "inspect" "743b9d4f45b67ff4fbccb1ce6e9e986cc9d0a85ebf6c0138fb7b5f5da57772ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743b9d4f45b67ff4fbccb1ce6e9e986cc9d0a85ebf6c0138fb7b5f5da57772ed", kill_on_drop: false }`
[INFO] [stdout] 743b9d4f45b67ff4fbccb1ce6e9e986cc9d0a85ebf6c0138fb7b5f5da57772ed