[INFO] cloning repository https://github.com/leontrolski/difftastic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leontrolski/difftastic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleontrolski%2Fdifftastic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleontrolski%2Fdifftastic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f2342cb9b7db8709153094387ede10f929a53b8
[INFO] checking leontrolski/difftastic against master#85c39893a761fe4c050523278da4e7e45ab42b6e for pr-134688
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleontrolski%2Fdifftastic" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  98% (1179/1203)
Updating files:  99% (1191/1203)
Updating files: 100% (1203/1203)
Updating files: 100% (1203/1203), done.
[INFO] validating manifest of git repo https://github.com/leontrolski/difftastic on toolchain 85c39893a761fe4c050523278da4e7e45ab42b6e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leontrolski/difftastic
[INFO] finished tweaking git repo https://github.com/leontrolski/difftastic
[INFO] tweaked toml for git repo https://github.com/leontrolski/difftastic written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/leontrolski/difftastic 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" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded wu-diff v0.1.2
[INFO] [stderr]   Downloaded archery v0.4.0
[INFO] [stderr]   Downloaded quote v1.0.13
[INFO] [stderr]   Downloaded mimalloc v0.1.27
[INFO] [stderr]   Downloaded radix-heap v0.4.2
[INFO] [stderr]   Downloaded rpds v0.10.0
[INFO] [stderr]   Downloaded pretty_assertions v1.0.0
[INFO] [stderr]   Downloaded const_format v0.2.22
[INFO] [stderr]   Downloaded tree-sitter v0.20.5
[INFO] [stderr]   Downloaded clap v3.0.13
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.23
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3df453e230af1488d8851ab3a8df54ebada9f14c748c04cbf83c2b7bbbee09b7
[INFO] running `Command { std: "docker" "start" "-a" "3df453e230af1488d8851ab3a8df54ebada9f14c748c04cbf83c2b7bbbee09b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3df453e230af1488d8851ab3a8df54ebada9f14c748c04cbf83c2b7bbbee09b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df453e230af1488d8851ab3a8df54ebada9f14c748c04cbf83c2b7bbbee09b7", kill_on_drop: false }`
[INFO] [stdout] 3df453e230af1488d8851ab3a8df54ebada9f14c748c04cbf83c2b7bbbee09b7
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8508efd897fadc7eb4b38f1502a2547d5972c334b540778ac99c3980e53893c5
[INFO] running `Command { std: "docker" "start" "-a" "8508efd897fadc7eb4b38f1502a2547d5972c334b540778ac99c3980e53893c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.13
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking archery v0.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rpds v0.10.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking wu-diff v0.1.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking owo-colors v3.2.0
[INFO] [stderr]     Checking radix-heap v0.4.2
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]     Checking pretty_assertions v1.0.0
[INFO] [stderr]     Checking clap v3.0.13
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.23
[INFO] [stderr]    Compiling tree-sitter v0.20.5
[INFO] [stderr]     Checking const_format v0.2.22
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking mimalloc v0.1.27
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling difftastic v0.26.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LinePosition` is never constructed
[INFO] [stdout]   --> src/lines.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct LinePosition {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/guess_language.rs:94:63
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let lang = match mode_name.to_ascii_lowercase().trim().borrow() {
[INFO] [stdout]    |                                                               ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinePosition` is never constructed
[INFO] [stdout]   --> src/lines.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct LinePosition {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `difftastic` (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/85c39893a761fe4c050523278da4e7e45ab42b6e/bin/rustc --crate-name difftastic --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=b2ea101188d5fbe1 -C extra-filename=-b5cdb9d467b19442 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-211f9157b850c63c.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-5a0908c4255a5bc2.rmeta --extern const_format=/opt/rustwide/target/debug/deps/libconst_format-e4686412cb7afc30.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b0e1ec03188de2c4.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3dcad08886afe173.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3268d294c0207a85.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-9aeb5b3e69c857ae.rmeta --extern mimalloc=/opt/rustwide/target/debug/deps/libmimalloc-f3a4a1e5c356abd7.rmeta --extern owo_colors=/opt/rustwide/target/debug/deps/libowo_colors-630be82a5c57c6f7.rmeta --extern pretty_assertions=/opt/rustwide/target/debug/deps/libpretty_assertions-246cd25e86352a14.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-562d92fea11960e5.rmeta --extern radix_heap=/opt/rustwide/target/debug/deps/libradix_heap-cfe8bae20ae43d12.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-399ee378f2d09037.rmeta --extern rpds=/opt/rustwide/target/debug/deps/librpds-d70b8301d6ed6a9a.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-59ad630e9e58123f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-45b220c5621d018f.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-7fd963eff2d3da08.rmeta --extern term_size=/opt/rustwide/target/debug/deps/libterm_size-ebdeefc46967614c.rmeta --extern tree_sitter=/opt/rustwide/target/debug/deps/libtree_sitter-5aba6392cc393359.rmeta --extern typed_arena=/opt/rustwide/target/debug/deps/libtyped_arena-38358464175c6b04.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-ab2a2d0dddd5a3cd.rmeta --extern wu_diff=/opt/rustwide/target/debug/deps/libwu_diff-940921e74c977ba8.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -L native=/opt/rustwide/target/debug/build/difftastic-951599eddfb957a0/out -l static=tree-sitter-elisp -l static=tree-sitter-gleam -l static=tree-sitter-janet-simple -l static=tree-sitter-go -l static=tree-sitter-json -l static=tree-sitter-elixir-cpp -l stdc++ -l static=tree-sitter-c -l static=tree-sitter-lua-cpp -l stdc++ -l static=tree-sitter-cpp-cpp -l stdc++ -l static=tree-sitter-bash-cpp -l stdc++ -l static=tree-sitter-javascript -l static=tree-sitter-java -l static=tree-sitter-dart -l static=tree-sitter-nix -l static=tree-sitter-ocaml-interface-cpp -l stdc++ -l static=tree-sitter-php-cpp -l stdc++ -l static=tree-sitter-ocaml-cpp -l stdc++ -l static=tree-sitter-lua -l static=tree-sitter-scala -l static=tree-sitter-php -l static=tree-sitter-python-cpp -l stdc++ -l static=tree-sitter-clojure -l static=tree-sitter-ruby-cpp -l stdc++ -l static=tree-sitter-tsx -l static=tree-sitter-rust -l static=tree-sitter-css -l static=tree-sitter-bash -l static=tree-sitter-typescript -l static=tree-sitter-zig -l static=tree-sitter-python -l static=tree-sitter-cpp -l static=tree-sitter-ocaml-interface -l static=tree-sitter-commonlisp -l static=tree-sitter-elixir -l static=tree-sitter-c-sharp -l static=tree-sitter-haskell-cpp -l stdc++ -l static=tree-sitter-ruby -l static=tree-sitter-ocaml -l static=tree-sitter-haskell -L native=/opt/rustwide/target/debug/build/libmimalloc-sys-45882d723eb6d6e1/out -L native=/opt/rustwide/target/debug/build/tree-sitter-7977936ca23f98e3/out` (exit status: 0)
[INFO] running `Command { std: "docker" "inspect" "8508efd897fadc7eb4b38f1502a2547d5972c334b540778ac99c3980e53893c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8508efd897fadc7eb4b38f1502a2547d5972c334b540778ac99c3980e53893c5", kill_on_drop: false }`
[INFO] [stdout] 8508efd897fadc7eb4b38f1502a2547d5972c334b540778ac99c3980e53893c5