[INFO] crate rpgtools 0.2.0-alpha is already in cache
[INFO] extracting crate rpgtools 0.2.0-alpha into work/ex/beta-1.37-6/sources/1.36.0/reg/rpgtools/0.2.0-alpha
[INFO] extracting crate rpgtools 0.2.0-alpha into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rpgtools/0.2.0-alpha
[INFO] validating manifest of rpgtools-0.2.0-alpha on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rpgtools-0.2.0-alpha on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rpgtools-0.2.0-alpha
[INFO] finished frobbing rpgtools-0.2.0-alpha
[INFO] frobbed toml for rpgtools-0.2.0-alpha written to work/ex/beta-1.37-6/sources/1.36.0/reg/rpgtools/0.2.0-alpha/Cargo.toml
[INFO] started frobbing rpgtools-0.2.0-alpha
[INFO] finished frobbing rpgtools-0.2.0-alpha
[INFO] frobbed toml for rpgtools-0.2.0-alpha written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rpgtools/0.2.0-alpha/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rpgtools-0.2.0-alpha against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rpgtools/0.2.0-alpha:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 5254b4e28f0cc501caa87fed88c811ddaeafb5e1ff1c2df0c53d2a0a06c43c90
[INFO] running `"docker" "start" "-a" "5254b4e28f0cc501caa87fed88c811ddaeafb5e1ff1c2df0c53d2a0a06c43c90"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling rpgtools v0.2.0-alpha (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `GridRoom`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct GridRoom {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new() -> GridRoom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_cell`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn add_cell(&mut self, (x, y): &(usize, usize)) -> Result<bool, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `remove_cell`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn remove_cell(&mut self, (x, y): &(usize, usize)) -> Result<bool, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `partition_rooms`
[INFO] [stderr]    --> src/rpgtools/map/gridmap.rs:510:5
[INFO] [stderr]     |
[INFO] [stderr] 510 |     fn partition_rooms(&self) -> Vec<GridRoom> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.71s
[INFO] running `"docker" "inspect" "5254b4e28f0cc501caa87fed88c811ddaeafb5e1ff1c2df0c53d2a0a06c43c90"`
[INFO] running `"docker" "rm" "-f" "5254b4e28f0cc501caa87fed88c811ddaeafb5e1ff1c2df0c53d2a0a06c43c90"`
[INFO] [stdout] 5254b4e28f0cc501caa87fed88c811ddaeafb5e1ff1c2df0c53d2a0a06c43c90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rpgtools/0.2.0-alpha:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a91a83814a59f8cedd89a82944a40ac39f906c68f5560db621474704f6cb5533
[INFO] running `"docker" "start" "-a" "a91a83814a59f8cedd89a82944a40ac39f906c68f5560db621474704f6cb5533"`
[INFO] [stderr]    Compiling rpgtools v0.2.0-alpha (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `GridRoom`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct GridRoom {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new() -> GridRoom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_cell`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn add_cell(&mut self, (x, y): &(usize, usize)) -> Result<bool, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `remove_cell`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn remove_cell(&mut self, (x, y): &(usize, usize)) -> Result<bool, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/rpgtools/map/gridmap/gridroom.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `partition_rooms`
[INFO] [stderr]    --> src/rpgtools/map/gridmap.rs:510:5
[INFO] [stderr]     |
[INFO] [stderr] 510 |     fn partition_rooms(&self) -> Vec<GridRoom> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "a91a83814a59f8cedd89a82944a40ac39f906c68f5560db621474704f6cb5533"`
[INFO] running `"docker" "rm" "-f" "a91a83814a59f8cedd89a82944a40ac39f906c68f5560db621474704f6cb5533"`
[INFO] [stdout] a91a83814a59f8cedd89a82944a40ac39f906c68f5560db621474704f6cb5533
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rpgtools/0.2.0-alpha:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2242c2f790fd8d458938f8f7c9a974897090bf9c39c52c65e0e4fe954a3fc74e
[INFO] running `"docker" "start" "-a" "2242c2f790fd8d458938f8f7c9a974897090bf9c39c52c65e0e4fe954a3fc74e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpgtools-c6fabf6b3f3317b8
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test map::gridmap::gridcell::tests::is_empty ... ok
[INFO] [stdout] test map::gridmap::gridcell::tests::is_room ... ok
[INFO] [stdout] test map::gridmap::gridcell::tests::new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpgmap-17350c5c5a1cbf9c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rpgtools
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2242c2f790fd8d458938f8f7c9a974897090bf9c39c52c65e0e4fe954a3fc74e"`
[INFO] running `"docker" "rm" "-f" "2242c2f790fd8d458938f8f7c9a974897090bf9c39c52c65e0e4fe954a3fc74e"`
[INFO] [stdout] 2242c2f790fd8d458938f8f7c9a974897090bf9c39c52c65e0e4fe954a3fc74e