[INFO] cloning repository https://github.com/HomelikeBrick42/NewLang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HomelikeBrick42/NewLang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHomelikeBrick42%2FNewLang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHomelikeBrick42%2FNewLang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49720248b87ab33a2c9d9aeeb52bc99a95c21711
[INFO] checking HomelikeBrick42/NewLang against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHomelikeBrick42%2FNewLang" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HomelikeBrick42/NewLang
[INFO] finished tweaking git repo https://github.com/HomelikeBrick42/NewLang
[INFO] tweaked toml for git repo https://github.com/HomelikeBrick42/NewLang written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HomelikeBrick42/NewLang on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HomelikeBrick42/NewLang 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eab28f2c4d967bd219d217b18eeb6b65d962d0a568ad9f0cccfdba53f7bdf8c
[INFO] running `Command { std: "docker" "start" "-a" "1eab28f2c4d967bd219d217b18eeb6b65d962d0a568ad9f0cccfdba53f7bdf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eab28f2c4d967bd219d217b18eeb6b65d962d0a568ad9f0cccfdba53f7bdf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eab28f2c4d967bd219d217b18eeb6b65d962d0a568ad9f0cccfdba53f7bdf8c", kill_on_drop: false }`
[INFO] [stdout] 1eab28f2c4d967bd219d217b18eeb6b65d962d0a568ad9f0cccfdba53f7bdf8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3dc530e39251271c3da5e17d1b91688a2b7ab460888af3e7dfeda5d0e790ed8
[INFO] running `Command { std: "docker" "start" "-a" "b3dc530e39251271c3da5e17d1b91688a2b7ab460888af3e7dfeda5d0e790ed8", kill_on_drop: false }`
[INFO] [stderr]     Checking language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `types::TypeID`
[INFO] [stdout]  --> src/typing.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     types::TypeID,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `types::TypeID`
[INFO] [stdout]  --> src/typing.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     types::TypeID,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/typing.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             type_: todo!(),
[INFO] [stdout]    |                    ------- any code following this expression is unreachable
[INFO] [stdout] 27 |             value,
[INFO] [stdout]    |             ^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/typing.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 |           } => nodes.add(TypedNode::Unit {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 93 | |             location: open_parenthesis_location,
[INFO] [stdout] 94 | |             type_: todo!(),
[INFO] [stdout]    | |                    ------- any code following this expression is unreachable
[INFO] [stdout] 95 | |         }),
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/typing.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             type_: todo!(),
[INFO] [stdout]    |                    ------- any code following this expression is unreachable
[INFO] [stdout] 27 |             value,
[INFO] [stdout]    |             ^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/typing.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 |           } => nodes.add(TypedNode::Unit {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 93 | |             location: open_parenthesis_location,
[INFO] [stdout] 94 | |             type_: todo!(),
[INFO] [stdout]    | |                    ------- any code following this expression is unreachable
[INFO] [stdout] 95 | |         }),
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/typing.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             value,
[INFO] [stdout]    |             ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/typing.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             value,
[INFO] [stdout]    |             ^^^^^ help: try ignoring the field: `value: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "b3dc530e39251271c3da5e17d1b91688a2b7ab460888af3e7dfeda5d0e790ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3dc530e39251271c3da5e17d1b91688a2b7ab460888af3e7dfeda5d0e790ed8", kill_on_drop: false }`
[INFO] [stdout] b3dc530e39251271c3da5e17d1b91688a2b7ab460888af3e7dfeda5d0e790ed8