[INFO] cloning repository https://github.com/soenkehahn/rust-type-computations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkehahn/rust-type-computations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-type-computations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-type-computations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6ed0ae03e6b5be9110570d119ad9857ce1c0281
[INFO] testing soenkehahn/rust-type-computations against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-type-computations" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soenkehahn/rust-type-computations on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/soenkehahn/rust-type-computations
[INFO] finished tweaking git repo https://github.com/soenkehahn/rust-type-computations
[INFO] tweaked toml for git repo https://github.com/soenkehahn/rust-type-computations written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkehahn/rust-type-computations already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a2b2a1de33d40245defd7d406782ab6ac647e199c57e6d731c311a557ea12ee
[INFO] running `Command { std: "docker" "start" "-a" "1a2b2a1de33d40245defd7d406782ab6ac647e199c57e6d731c311a557ea12ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a2b2a1de33d40245defd7d406782ab6ac647e199c57e6d731c311a557ea12ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2b2a1de33d40245defd7d406782ab6ac647e199c57e6d731c311a557ea12ee", kill_on_drop: false }`
[INFO] [stdout] 1a2b2a1de33d40245defd7d406782ab6ac647e199c57e6d731c311a557ea12ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5509cd9c7d06f25ef02b227b6332fe49996d68f187cef1a3ccd209a96f06037
[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" "b5509cd9c7d06f25ef02b227b6332fe49996d68f187cef1a3ccd209a96f06037", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-type-computations v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |       let () = <() as SKI<
[INFO] [stdout]    |  _________^^___-
[INFO] [stdout]    | |         |
[INFO] [stdout]    | |         expected struct `std::marker::PhantomData`, found `()`
[INFO] [stdout] 21 | |         Seq<
[INFO] [stdout] 22 | |             S,
[INFO] [stdout] 23 | |             Seq<
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         >,
[INFO] [stdout] 28 | |     >>::reduce(PhantomData);
[INFO] [stdout]    | |___________________________- this expression has type `std::marker::PhantomData<Seq<Y, Seq<X, Empty>>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `std::marker::PhantomData<Seq<Y, Seq<X, Empty>>>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-type-computations`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b5509cd9c7d06f25ef02b227b6332fe49996d68f187cef1a3ccd209a96f06037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5509cd9c7d06f25ef02b227b6332fe49996d68f187cef1a3ccd209a96f06037", kill_on_drop: false }`
[INFO] [stdout] b5509cd9c7d06f25ef02b227b6332fe49996d68f187cef1a3ccd209a96f06037