[INFO] cloning repository https://github.com/elijah-potter/harper-tree-sitter-dart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elijah-potter/harper-tree-sitter-dart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felijah-potter%2Fharper-tree-sitter-dart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felijah-potter%2Fharper-tree-sitter-dart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5b7c62c9fae575ff6de22226d91eab417d1f961
[INFO] checking elijah-potter/harper-tree-sitter-dart/e5b7c62c9fae575ff6de22226d91eab417d1f961 against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felijah-potter%2Fharper-tree-sitter-dart" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elijah-potter/harper-tree-sitter-dart
[INFO] finished tweaking git repo https://github.com/elijah-potter/harper-tree-sitter-dart
[INFO] tweaked toml for git repo https://github.com/elijah-potter/harper-tree-sitter-dart written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elijah-potter/harper-tree-sitter-dart on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elijah-potter/harper-tree-sitter-dart 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter v0.25.6
[INFO] [stderr]   Downloaded tree-sitter-language v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac0eda43ae5a7805ae5120c669589e93e9a177bacf5f979a97c660676744fc3
[INFO] running `Command { std: "docker" "start" "-a" "9ac0eda43ae5a7805ae5120c669589e93e9a177bacf5f979a97c660676744fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac0eda43ae5a7805ae5120c669589e93e9a177bacf5f979a97c660676744fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac0eda43ae5a7805ae5120c669589e93e9a177bacf5f979a97c660676744fc3", kill_on_drop: false }`
[INFO] [stdout] 9ac0eda43ae5a7805ae5120c669589e93e9a177bacf5f979a97c660676744fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e4ffcd92139c84e3908d111fd2b731c6ac3eec665fb8086df76201cd43e4d3c
[INFO] running `Command { std: "docker" "start" "-a" "5e4ffcd92139c84e3908d111fd2b731c6ac3eec665fb8086df76201cd43e4d3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking tree-sitter-language v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling harper-tree-sitter-dart v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling tree-sitter v0.25.6
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr] warning: harper-tree-sitter-dart@0.0.5: grammar-src/scanner.c:21:13: warning: 'skip' defined but not used [-Wunused-function]
[INFO] [stderr] warning: harper-tree-sitter-dart@0.0.5:    21 | static void skip(TSLexer *lexer) { lexer->advance(lexer, true); }
[INFO] [stderr] warning: harper-tree-sitter-dart@0.0.5:       |             ^~~~
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "5e4ffcd92139c84e3908d111fd2b731c6ac3eec665fb8086df76201cd43e4d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4ffcd92139c84e3908d111fd2b731c6ac3eec665fb8086df76201cd43e4d3c", kill_on_drop: false }`
[INFO] [stdout] 5e4ffcd92139c84e3908d111fd2b731c6ac3eec665fb8086df76201cd43e4d3c