[INFO] updating cached repository https://github.com/gregtatum/rust-sketches
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d72efc73822d9837cb7856e6dfae8b85bcaec8bd
[INFO] checking gregtatum/rust-sketches against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregtatum%2Frust-sketches" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregtatum/rust-sketches on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gregtatum/rust-sketches
[INFO] finished tweaking git repo https://github.com/gregtatum/rust-sketches
[INFO] tweaked toml for git repo https://github.com/gregtatum/rust-sketches written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/gregtatum/rust-sketches already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=allow" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a69b3abfb29cf8388af5e31daac38f8726645e316687ff835a56d2bf492b5343
[INFO] running `"docker" "start" "-a" "a69b3abfb29cf8388af5e31daac38f8726645e316687ff835a56d2bf492b5343"`
[INFO] [stderr]     Checking rust-memory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected type, found `0`
[INFO] [stderr]   --> examples/macro-expansion.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |     cb![Box:new(0), Box::new(1)]
[INFO] [stderr]    |            -    ^ expected type
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: maybe write a path separator here: `::`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-memory`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0601]: `main` function not found in crate `generic_traits`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/generic-traits.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `rust-memory`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> examples/iterators.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 |     vec = vec as Vec<f32>;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^ expected array of 3 elements, found f32
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected type `std::vec::Vec<[f32; 3]>`
[INFO] [stderr]              found type `std::vec::Vec<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0605]: non-primitive cast: `std::vec::Vec<[f32; 3]>` as `std::vec::Vec<f32>`
[INFO] [stderr]  --> examples/iterators.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 |     vec = vec as Vec<f32>;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: an `as` expression can only be used to convert between primitive types. Consider using the `From` trait
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0605.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `rust-memory`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a69b3abfb29cf8388af5e31daac38f8726645e316687ff835a56d2bf492b5343"`
[INFO] running `"docker" "rm" "-f" "a69b3abfb29cf8388af5e31daac38f8726645e316687ff835a56d2bf492b5343"`
[INFO] [stdout] a69b3abfb29cf8388af5e31daac38f8726645e316687ff835a56d2bf492b5343