[INFO] updating cached repository Tsadow/terrain-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Tsadow/terrain-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Tsadow/terrain-generator" "work/ex/beta-1.37-6/sources/1.36.0/gh/Tsadow/terrain-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Tsadow/terrain-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Tsadow/terrain-generator" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Tsadow/terrain-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Tsadow/terrain-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ab9886ab003d9b2c4f3c49ac85500a750f84c32
[INFO] sha for GitHub repo Tsadow/terrain-generator: 4ab9886ab003d9b2c4f3c49ac85500a750f84c32
[INFO] validating manifest of Tsadow/terrain-generator 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 Tsadow/terrain-generator 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 Tsadow/terrain-generator
[INFO] finished frobbing Tsadow/terrain-generator
[INFO] frobbed toml for Tsadow/terrain-generator written to work/ex/beta-1.37-6/sources/1.36.0/gh/Tsadow/terrain-generator/Cargo.toml
[INFO] started frobbing Tsadow/terrain-generator
[INFO] finished frobbing Tsadow/terrain-generator
[INFO] frobbed toml for Tsadow/terrain-generator written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Tsadow/terrain-generator/Cargo.toml
[INFO] crate Tsadow/terrain-generator already has a lockfile, it will not be regenerated
[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 Tsadow/terrain-generator 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Tsadow/terrain-generator:/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] 3eb67236176e79846df4050ad151933d822b42b722df9b53c268b4ff02b938bc
[INFO] running `"docker" "start" "-a" "3eb67236176e79846df4050ad151933d822b42b722df9b53c268b4ff02b938bc"`
[INFO] [stderr]    Compiling terrain_generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `height_map`
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let height_map = gen_height_map(1, 13, 2, 5, 40, 40);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_height_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `curr_row`
[INFO] [stderr]    --> src/main.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |         let curr_row: Vec<i32> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_curr_row`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `out` is never read
[INFO] [stderr]    --> src/main.rs:203:21
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let mut out: ColoredString = "".to_string().white();
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut r: Vec<Point> = Vec::new();
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     for mut r in &mut m {
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     x: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `z`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     z: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "3eb67236176e79846df4050ad151933d822b42b722df9b53c268b4ff02b938bc"`
[INFO] running `"docker" "rm" "-f" "3eb67236176e79846df4050ad151933d822b42b722df9b53c268b4ff02b938bc"`
[INFO] [stdout] 3eb67236176e79846df4050ad151933d822b42b722df9b53c268b4ff02b938bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Tsadow/terrain-generator:/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] 4f9d57cd48550e421e2562a546caaf8955fc676904d9adce8b054ce7150478b6
[INFO] running `"docker" "start" "-a" "4f9d57cd48550e421e2562a546caaf8955fc676904d9adce8b054ce7150478b6"`
[INFO] [stderr]    Compiling terrain_generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `height_map`
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let height_map = gen_height_map(1, 13, 2, 5, 40, 40);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_height_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `curr_row`
[INFO] [stderr]    --> src/main.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |         let curr_row: Vec<i32> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_curr_row`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `out` is never read
[INFO] [stderr]    --> src/main.rs:203:21
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let mut out: ColoredString = "".to_string().white();
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut r: Vec<Point> = Vec::new();
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     for mut r in &mut m {
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     x: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `z`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     z: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "4f9d57cd48550e421e2562a546caaf8955fc676904d9adce8b054ce7150478b6"`
[INFO] running `"docker" "rm" "-f" "4f9d57cd48550e421e2562a546caaf8955fc676904d9adce8b054ce7150478b6"`
[INFO] [stdout] 4f9d57cd48550e421e2562a546caaf8955fc676904d9adce8b054ce7150478b6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Tsadow/terrain-generator:/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] bfc3d7523b573a2d41d4d04a05a0fa1641e8c726762e03b34bfb37cfffa81c2b
[INFO] running `"docker" "start" "-a" "bfc3d7523b573a2d41d4d04a05a0fa1641e8c726762e03b34bfb37cfffa81c2b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/terrain_generator-653bb69d15fef334
[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" "bfc3d7523b573a2d41d4d04a05a0fa1641e8c726762e03b34bfb37cfffa81c2b"`
[INFO] running `"docker" "rm" "-f" "bfc3d7523b573a2d41d4d04a05a0fa1641e8c726762e03b34bfb37cfffa81c2b"`
[INFO] [stdout] bfc3d7523b573a2d41d4d04a05a0fa1641e8c726762e03b34bfb37cfffa81c2b