[INFO] cloning repository https://github.com/etcusrvar/tree-sitter-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/etcusrvar/tree-sitter-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetcusrvar%2Ftree-sitter-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetcusrvar%2Ftree-sitter-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] faf23c3df8a96fc5baeefa15d5173461a58c2dee
[INFO] checking etcusrvar/tree-sitter-app against try#f3dc08d20a1589b87bde75bb82ee6423307f9bde for pr-135733
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetcusrvar%2Ftree-sitter-app" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/etcusrvar/tree-sitter-app on toolchain f3dc08d20a1589b87bde75bb82ee6423307f9bde
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3dc08d20a1589b87bde75bb82ee6423307f9bde" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/etcusrvar/tree-sitter-app
[INFO] finished tweaking git repo https://github.com/etcusrvar/tree-sitter-app
[INFO] tweaked toml for git repo https://github.com/etcusrvar/tree-sitter-app written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/etcusrvar/tree-sitter-app 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" "+f3dc08d20a1589b87bde75bb82ee6423307f9bde" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter v0.22.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f3dc08d20a1589b87bde75bb82ee6423307f9bde" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25aeba109a9944a1f8eb301bf16143320cdaaeef68a25b462943fe0124478f0d
[INFO] running `Command { std: "docker" "start" "-a" "25aeba109a9944a1f8eb301bf16143320cdaaeef68a25b462943fe0124478f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25aeba109a9944a1f8eb301bf16143320cdaaeef68a25b462943fe0124478f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25aeba109a9944a1f8eb301bf16143320cdaaeef68a25b462943fe0124478f0d", kill_on_drop: false }`
[INFO] [stdout] 25aeba109a9944a1f8eb301bf16143320cdaaeef68a25b462943fe0124478f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f3dc08d20a1589b87bde75bb82ee6423307f9bde" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbfcec29b07b89e99fa0823afe2e4287c5dbe35752c69a33223e3914c4330c4f
[INFO] running `Command { std: "docker" "start" "-a" "fbfcec29b07b89e99fa0823afe2e4287c5dbe35752c69a33223e3914c4330c4f", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling tree-sitter v0.22.6
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tree-sitter-app v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `parser`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let parser = Parser::new();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parser`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let parser = Parser::new();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.26s
[INFO] running `Command { std: "docker" "inspect" "fbfcec29b07b89e99fa0823afe2e4287c5dbe35752c69a33223e3914c4330c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfcec29b07b89e99fa0823afe2e4287c5dbe35752c69a33223e3914c4330c4f", kill_on_drop: false }`
[INFO] [stdout] fbfcec29b07b89e99fa0823afe2e4287c5dbe35752c69a33223e3914c4330c4f