[INFO] updating cached repository Feliix42/conways-game-of-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Feliix42/conways-game-of-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Feliix42/conways-game-of-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/Feliix42/conways-game-of-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Feliix42/conways-game-of-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Feliix42/conways-game-of-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Feliix42/conways-game-of-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Feliix42/conways-game-of-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 484bcf65fcd723aca3eb884963295566e498977e
[INFO] sha for GitHub repo Feliix42/conways-game-of-rust: 484bcf65fcd723aca3eb884963295566e498977e
[INFO] validating manifest of Feliix42/conways-game-of-rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Feliix42/conways-game-of-rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Feliix42/conways-game-of-rust
[INFO] finished frobbing Feliix42/conways-game-of-rust
[INFO] frobbed toml for Feliix42/conways-game-of-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/Feliix42/conways-game-of-rust/Cargo.toml
[INFO] started frobbing Feliix42/conways-game-of-rust
[INFO] finished frobbing Feliix42/conways-game-of-rust
[INFO] frobbed toml for Feliix42/conways-game-of-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Feliix42/conways-game-of-rust/Cargo.toml
[INFO] crate Feliix42/conways-game-of-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Feliix42/conways-game-of-rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Feliix42/conways-game-of-rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Feliix42/conways-game-of-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3aa16bd7a02280d79b156ce0992e87d319a38ac1612fc57876f62fcbd1136a88
[INFO] running `"docker" "start" "-a" "3aa16bd7a02280d79b156ce0992e87d319a38ac1612fc57876f62fcbd1136a88"`
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling pancurses v0.3.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pancurses-0.3.0/src/unix/mod.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     unsafe { wattron(w, attributes as i32) }
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^ expected u64, found i32
[INFO] [stderr] help: you can convert an `i32` to `u64` and panic if the converted value wouldn't fit
[INFO] [stderr]    |
[INFO] [stderr] 11 |     unsafe { wattron(w, (attributes as i32).try_into().unwrap()) }
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pancurses-0.3.0/src/unix/mod.rs:15:26
[INFO] [stderr]    |
[INFO] [stderr] 15 |     unsafe { wattrset(w, attributes as i32) }
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^ expected u64, found i32
[INFO] [stderr] help: you can convert an `i32` to `u64` and panic if the converted value wouldn't fit
[INFO] [stderr]    |
[INFO] [stderr] 15 |     unsafe { wattrset(w, (attributes as i32).try_into().unwrap()) }
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `pancurses`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3aa16bd7a02280d79b156ce0992e87d319a38ac1612fc57876f62fcbd1136a88"`
[INFO] running `"docker" "rm" "-f" "3aa16bd7a02280d79b156ce0992e87d319a38ac1612fc57876f62fcbd1136a88"`
[INFO] [stdout] 3aa16bd7a02280d79b156ce0992e87d319a38ac1612fc57876f62fcbd1136a88