[INFO] cloning repository https://github.com/cwbriones/typed-fizzbuzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwbriones/typed-fizzbuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwbriones%2Ftyped-fizzbuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwbriones%2Ftyped-fizzbuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e918301471b6f8b3b890d4408ec648576edd58d2
[INFO] checking cwbriones/typed-fizzbuzz against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwbriones%2Ftyped-fizzbuzz" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cwbriones/typed-fizzbuzz on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cwbriones/typed-fizzbuzz
[INFO] finished tweaking git repo https://github.com/cwbriones/typed-fizzbuzz
[INFO] tweaked toml for git repo https://github.com/cwbriones/typed-fizzbuzz written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/cwbriones/typed-fizzbuzz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0114b38e6dfd86c2b733ca7a78b83a74e38a2cdb9a5a8991f854f4396957f7fc
[INFO] running `Command { std: "docker" "start" "-a" "0114b38e6dfd86c2b733ca7a78b83a74e38a2cdb9a5a8991f854f4396957f7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0114b38e6dfd86c2b733ca7a78b83a74e38a2cdb9a5a8991f854f4396957f7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0114b38e6dfd86c2b733ca7a78b83a74e38a2cdb9a5a8991f854f4396957f7fc", kill_on_drop: false }`
[INFO] [stdout] 0114b38e6dfd86c2b733ca7a78b83a74e38a2cdb9a5a8991f854f4396957f7fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a81630b69f8d28e82f5d427ff100df7ac2835243f76ace06f59927ae952f8eef
[INFO] running `Command { std: "docker" "start" "-a" "a81630b69f8d28e82f5d427ff100df7ac2835243f76ace06f59927ae952f8eef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/main.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let _: Program = ();
[INFO] [stdout]   |            -------   ^^ expected struct `Cons`, found `()`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            expected due to this
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected struct `Cons<FizzBuzz, Cons<Say<S<Zero>>, Cons<Say<S<S<Zero>>>, Cons<Fizz, Cons<Say<S<S<S<S<Zero>>>>>, Cons<Buzz, Cons<Fizz, Cons<Say<S<S<S<S<S<S<S<Zero>>>>>>>>, Cons<Say<S<S<S<S<S<S<S<S<Zero>>>>>>>>>, Cons<Fizz, Cons<Buzz, Cons<Say<S<S<S<S<S<S<S<S<S<S<S<Zero>>>>>>>>>>>>, Cons<Fizz, Cons<Say<S<S<S<S<S<S<S<S<S<S<S<S<S<Zero>>>>>>>>>>>>>>, Cons<Say<S<S<S<S<S<S<S<S<S<S<S<S<S<S<Zero>>>>>>>>>>>>>>>, Cons<FizzBuzz, Nil>>>>>>>>>>>>>>>>`
[INFO] [stdout]           found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/main.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let _: Program = ();
[INFO] [stdout]   |            -------   ^^ expected struct `Cons`, found `()`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            expected due to this
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected struct `Cons<FizzBuzz, Cons<Say<S<Zero>>, Cons<Say<S<S<Zero>>>, Cons<Fizz, Cons<Say<S<S<S<S<Zero>>>>>, Cons<Buzz, Cons<Fizz, Cons<Say<S<S<S<S<S<S<S<Zero>>>>>>>>, Cons<Say<S<S<S<S<S<S<S<S<Zero>>>>>>>>>, Cons<Fizz, Cons<Buzz, Cons<Say<S<S<S<S<S<S<S<S<S<S<S<Zero>>>>>>>>>>>>, Cons<Fizz, Cons<Say<S<S<S<S<S<S<S<S<S<S<S<S<S<Zero>>>>>>>>>>>>>>, Cons<Say<S<S<S<S<S<S<S<S<S<S<S<S<S<S<Zero>>>>>>>>>>>>>>>, Cons<FizzBuzz, Nil>>>>>>>>>>>>>>>>`
[INFO] [stdout]           found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fizzbuzz` due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0308, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a81630b69f8d28e82f5d427ff100df7ac2835243f76ace06f59927ae952f8eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81630b69f8d28e82f5d427ff100df7ac2835243f76ace06f59927ae952f8eef", kill_on_drop: false }`
[INFO] [stdout] a81630b69f8d28e82f5d427ff100df7ac2835243f76ace06f59927ae952f8eef