[INFO] cloning repository https://github.com/slightknack/typetta
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slightknack/typetta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Ftypetta", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Ftypetta'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 498d36d05bc0250c765c8a05fc8d7150ddd59d82
[INFO] checking slightknack/typetta against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Ftypetta" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slightknack/typetta on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/slightknack/typetta
[INFO] finished tweaking git repo https://github.com/slightknack/typetta
[INFO] tweaked toml for git repo https://github.com/slightknack/typetta written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/slightknack/typetta already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d89d0e4d072000bc9bbfab39b4dbad5dafc8a54464a4393cbe0ea500c702346
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1d89d0e4d072000bc9bbfab39b4dbad5dafc8a54464a4393cbe0ea500c702346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d89d0e4d072000bc9bbfab39b4dbad5dafc8a54464a4393cbe0ea500c702346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d89d0e4d072000bc9bbfab39b4dbad5dafc8a54464a4393cbe0ea500c702346", kill_on_drop: false }`
[INFO] [stdout] 1d89d0e4d072000bc9bbfab39b4dbad5dafc8a54464a4393cbe0ea500c702346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284057f96c148682fc0370ac31a2524e992ab27558bafc0e8164b5397d9babf3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "284057f96c148682fc0370ac31a2524e992ab27558bafc0e8164b5397d9babf3", kill_on_drop: false }`
[INFO] [stderr]     Checking typetta v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found keyword `pub`
[INFO] [stdout]   --> src/infer.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn preliminary(ast: AST) -> TST {
[INFO] [stdout]    | ^^^ expected identifier, found keyword
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(` or `<`, found keyword `fn`
[INFO] [stdout]   --> src/infer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn preliminary(ast: AST) -> TST {
[INFO] [stdout]    |     ^^ expected one of `(` or `<`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found keyword `pub`
[INFO] [stdout]   --> src/infer.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn preliminary(ast: AST) -> TST {
[INFO] [stdout]    | ^^^ expected identifier, found keyword
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(` or `<`, found keyword `fn`
[INFO] [stdout]   --> src/infer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn preliminary(ast: AST) -> TST {
[INFO] [stdout]    |     ^^ expected one of `(` or `<`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/data.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Data::Unit => {}
[INFO] [stdout]    |                           ^^ expected enum `Type`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/data.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Data::Unit => {}
[INFO] [stdout]    |                           ^^ expected enum `Type`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/data.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Data::Natural(_) => {}
[INFO] [stdout]    |                                 ^^ expected enum `Type`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/data.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Data::Lambda => {}
[INFO] [stdout]    |                             ^^ expected enum `Type`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/data.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Data::Natural(_) => {}
[INFO] [stdout]    |                                 ^^ expected enum `Type`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/data.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Data::Lambda => {}
[INFO] [stdout]    |                             ^^ expected enum `Type`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `typetta`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "284057f96c148682fc0370ac31a2524e992ab27558bafc0e8164b5397d9babf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284057f96c148682fc0370ac31a2524e992ab27558bafc0e8164b5397d9babf3", kill_on_drop: false }`
[INFO] [stdout] 284057f96c148682fc0370ac31a2524e992ab27558bafc0e8164b5397d9babf3