[INFO] cloning repository https://github.com/modulitos/rust-lang-book-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/modulitos/rust-lang-book-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulitos%2Frust-lang-book-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulitos%2Frust-lang-book-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17c45d6430a5bbee27a361db263f67e220a2bb05
[INFO] checking modulitos/rust-lang-book-exercises against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulitos%2Frust-lang-book-exercises" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/modulitos/rust-lang-book-exercises on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/modulitos/rust-lang-book-exercises
[INFO] finished tweaking git repo https://github.com/modulitos/rust-lang-book-exercises
[INFO] tweaked toml for git repo https://github.com/modulitos/rust-lang-book-exercises written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/modulitos/rust-lang-book-exercises 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" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78512c294c0a49798f06d2c141325d1d2bf5c32c47ab54f7cbebc7be008ba66d
[INFO] running `Command { std: "docker" "start" "-a" "78512c294c0a49798f06d2c141325d1d2bf5c32c47ab54f7cbebc7be008ba66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78512c294c0a49798f06d2c141325d1d2bf5c32c47ab54f7cbebc7be008ba66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78512c294c0a49798f06d2c141325d1d2bf5c32c47ab54f7cbebc7be008ba66d", kill_on_drop: false }`
[INFO] [stdout] 78512c294c0a49798f06d2c141325d1d2bf5c32c47ab54f7cbebc7be008ba66d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b25fb8939f365b5ef8a32d3ec3a207bc7f551c138280e719028137fce628fd6d
[INFO] running `Command { std: "docker" "start" "-a" "b25fb8939f365b5ef8a32d3ec3a207bc7f551c138280e719028137fce628fd6d", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_lang_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/different_types_blog.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let post = post.reject();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/rust_lang_book-3a9c2f2f38b0ec41/invoked.timestamp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/rust_lang_book-28b79bba57123f29.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/rust_lang_book-28b79bba57123f29/dep-test-lib-rust_lang_book`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stdout] warning: unused imports: `advanced_traits`, `fearless_concurrency`, `smart_pointers`, and `state_pattern_blog`
[INFO] [stdout]  --> src/bin/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rust_lang_book::{advanced_traits, fearless_concurrency, smart_pointers, state_pattern_blog};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetalzTY3y"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_lang_book` (bin "main" test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/d2eadb7a94ef8c9deb5137695df33cd1fc5aee92/bin/rustc --crate-name main --edition=2018 src/bin/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=0adf5bc7522f625e -C extra-filename=-b007a117da673972 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rust_lang_book=/opt/rustwide/target/debug/deps/librust_lang_book-76717c2a8ec14128.rmeta --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] error: could not compile `rust_lang_book` (bin "server" test) due to 1 previous error
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaO1Jolz"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_lang_book` (bin "server") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b25fb8939f365b5ef8a32d3ec3a207bc7f551c138280e719028137fce628fd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25fb8939f365b5ef8a32d3ec3a207bc7f551c138280e719028137fce628fd6d", kill_on_drop: false }`
[INFO] [stdout] b25fb8939f365b5ef8a32d3ec3a207bc7f551c138280e719028137fce628fd6d