[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-applypatch.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust/hooks/pre-applypatch.sample': No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 5)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 6)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 7)
[INFO] cloning repository https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyyy-1337/Huffman-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bab6844507385c86571888243b85cdbc797792e
[INFO] checking Tomyyy-1337/Huffman-Rust against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyyy-1337%2FHuffman-Rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] finished tweaking git repo https://github.com/Tomyyy-1337/Huffman-Rust
[INFO] tweaked toml for git repo https://github.com/Tomyyy-1337/Huffman-Rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tomyyy-1337/Huffman-Rust on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tomyyy-1337/Huffman-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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: failed to save last-use data
[INFO] [stderr] This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.
[INFO] [stderr] 
[INFO] [stderr] database or disk is full
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Error code 13: Insertion failed because database is full
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 156dfe6830b705e76c3b0ebfb32da564102d2584fe0ac6cad3e5a6eb24969f35
[INFO] running `Command { std: "docker" "start" "-a" "156dfe6830b705e76c3b0ebfb32da564102d2584fe0ac6cad3e5a6eb24969f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "156dfe6830b705e76c3b0ebfb32da564102d2584fe0ac6cad3e5a6eb24969f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "156dfe6830b705e76c3b0ebfb32da564102d2584fe0ac6cad3e5a6eb24969f35", kill_on_drop: false }`
[INFO] [stdout] 156dfe6830b705e76c3b0ebfb32da564102d2584fe0ac6cad3e5a6eb24969f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f37876024d7dda2b5f5cbfa1ea20f1c8b92f02557734640973a7c4eecaa4e84f
[INFO] running `Command { std: "docker" "start" "-a" "f37876024d7dda2b5f5cbfa1ea20f1c8b92f02557734640973a7c4eecaa4e84f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking priority-queue v2.0.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/huffman.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::Reverse, collections::HashMap};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/huffman.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::Reverse, collections::HashMap};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "f37876024d7dda2b5f5cbfa1ea20f1c8b92f02557734640973a7c4eecaa4e84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37876024d7dda2b5f5cbfa1ea20f1c8b92f02557734640973a7c4eecaa4e84f", kill_on_drop: false }`
[INFO] [stdout] f37876024d7dda2b5f5cbfa1ea20f1c8b92f02557734640973a7c4eecaa4e84f
