[INFO] cloning repository https://github.com/d3lio/degu-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/d3lio/degu-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd3lio%2Fdegu-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd3lio%2Fdegu-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0273fd33cae9dcc6ef070c7afc922cbab57eb79
[INFO] checking d3lio/degu-lang/e0273fd33cae9dcc6ef070c7afc922cbab57eb79 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd3lio%2Fdegu-lang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/d3lio/degu-lang on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/d3lio/degu-lang
[INFO] finished tweaking git repo https://github.com/d3lio/degu-lang
[INFO] tweaked toml for git repo https://github.com/d3lio/degu-lang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/d3lio/degu-lang 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/d3lio/lexpar`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v60.3.0
[INFO] [stderr]   Downloaded cc v1.0.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6f0f7272db6c6acfe536da5f9c271a711724eb2e8119766b9acd25285b098f8
[INFO] running `Command { std: "docker" "start" "-a" "b6f0f7272db6c6acfe536da5f9c271a711724eb2e8119766b9acd25285b098f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6f0f7272db6c6acfe536da5f9c271a711724eb2e8119766b9acd25285b098f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f0f7272db6c6acfe536da5f9c271a711724eb2e8119766b9acd25285b098f8", kill_on_drop: false }`
[INFO] [stdout] b6f0f7272db6c6acfe536da5f9c271a711724eb2e8119766b9acd25285b098f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4b4ec04244dd08d5e41527a8b5c08d80a8af3344a113620ab32d7b967637f9c
[INFO] running `Command { std: "docker" "start" "-a" "f4b4ec04244dd08d5e41527a8b5c08d80a8af3344a113620ab32d7b967637f9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking lexpar v0.1.0 (https://github.com/d3lio/lexpar#067ed17a)
[INFO] [stderr]     Checking syntax v0.1.0 (/opt/rustwide/workdir/src/syntax)
[INFO] [stderr]    Compiling llvm-sys v60.3.0
[INFO] [stderr]     Checking llvm-wrap v0.1.0 (/opt/rustwide/workdir/src/llvm-wrap)
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/src/compiler)
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/compiler/src/compiler/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct CompilerError {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 50 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompilerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/compiler/src/compiler/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct CompilerError {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 50 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompilerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "f4b4ec04244dd08d5e41527a8b5c08d80a8af3344a113620ab32d7b967637f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b4ec04244dd08d5e41527a8b5c08d80a8af3344a113620ab32d7b967637f9c", kill_on_drop: false }`
[INFO] [stdout] f4b4ec04244dd08d5e41527a8b5c08d80a8af3344a113620ab32d7b967637f9c