[INFO] cloning repository https://github.com/veer66/wordcutw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veer66/wordcutw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveer66%2Fwordcutw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveer66%2Fwordcutw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9486dfc231f0efe901d5d103424bfceb48f050ee
[INFO] checking veer66/wordcutw against master#f5d3fe273b8b9e7125bf8856d44793b6cc4b6735 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveer66%2Fwordcutw" "/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/veer66/wordcutw on toolchain f5d3fe273b8b9e7125bf8856d44793b6cc4b6735
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/veer66/wordcutw
[INFO] finished tweaking git repo https://github.com/veer66/wordcutw
[INFO] tweaked toml for git repo https://github.com/veer66/wordcutw written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/veer66/wordcutw 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" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prefixtree v0.1.3
[INFO] [stderr]   Downloaded wordcut-engine v0.1.1
[INFO] [stderr]   Downloaded yaml-rust v0.2.2
[INFO] [stderr]   Downloaded chamkho v0.3.1
[INFO] [stderr]   Downloaded clap v1.3.2
[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" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e69e8d2732962247ba3b4b8986e5625f35a73d1abc5e2ec32802765d1920d0a
[INFO] running `Command { std: "docker" "start" "-a" "9e69e8d2732962247ba3b4b8986e5625f35a73d1abc5e2ec32802765d1920d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e69e8d2732962247ba3b4b8986e5625f35a73d1abc5e2ec32802765d1920d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e69e8d2732962247ba3b4b8986e5625f35a73d1abc5e2ec32802765d1920d0a", kill_on_drop: false }`
[INFO] [stdout] 9e69e8d2732962247ba3b4b8986e5625f35a73d1abc5e2ec32802765d1920d0a
[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" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb21fc7f22d6de55e87d7f2d773a532d978f12c3dc620a30e4d17e2c5ba22a76
[INFO] running `Command { std: "docker" "start" "-a" "bb21fc7f22d6de55e87d7f2d773a532d978f12c3dc620a30e4d17e2c5ba22a76", kill_on_drop: false }`
[INFO] [stderr]     Checking prefixtree v0.1.3
[INFO] [stderr]     Checking ansi_term v0.6.3
[INFO] [stderr]     Checking strsim v0.4.1
[INFO] [stderr]     Checking yaml-rust v0.2.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking wordcut-engine v0.1.1
[INFO] [stderr]     Checking clap v1.3.2
[INFO] [stderr]     Checking chamkho v0.3.1
[INFO] [stderr]     Checking wordcutw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Box::from_raw(wordcut as *mut wordcut_engine::Wordcut);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let _ = Box::from_raw(wordcut as *mut wordcut_engine::Wordcut);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Box::from_raw(wordcut as *mut wordcut_engine::Wordcut);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let _ = Box::from_raw(wordcut as *mut wordcut_engine::Wordcut);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wordcutw` (lib 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/f5d3fe273b8b9e7125bf8856d44793b6cc4b6735/bin/rustc --crate-name wordcutw --edition=2018 src/lib.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=d66a68c78bd68034 -C extra-filename=-86d287d9430c9164 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chamkho=/opt/rustwide/target/debug/deps/libchamkho-900fb617ca38825f.rmeta --extern wordcut_engine=/opt/rustwide/target/debug/deps/libwordcut_engine-4d2b7882c672533f.rmeta --cap-lints=forbid` (exit status: 0)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bb21fc7f22d6de55e87d7f2d773a532d978f12c3dc620a30e4d17e2c5ba22a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb21fc7f22d6de55e87d7f2d773a532d978f12c3dc620a30e4d17e2c5ba22a76", kill_on_drop: false }`
[INFO] [stdout] bb21fc7f22d6de55e87d7f2d773a532d978f12c3dc620a30e4d17e2c5ba22a76