[INFO] updating cached repository EinarSundgren/rust_gol [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/EinarSundgren/rust_gol [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/EinarSundgren/rust_gol" "work/ex/beta-1.37-6/sources/1.36.0/gh/EinarSundgren/rust_gol"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/EinarSundgren/rust_gol'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/EinarSundgren/rust_gol" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EinarSundgren/rust_gol"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EinarSundgren/rust_gol'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5af38e7b3cf41c8d66f399af3ebf071503b9c965 [INFO] sha for GitHub repo EinarSundgren/rust_gol: 5af38e7b3cf41c8d66f399af3ebf071503b9c965 [INFO] validating manifest of EinarSundgren/rust_gol 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 EinarSundgren/rust_gol 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 EinarSundgren/rust_gol [INFO] finished frobbing EinarSundgren/rust_gol [INFO] frobbed toml for EinarSundgren/rust_gol written to work/ex/beta-1.37-6/sources/1.36.0/gh/EinarSundgren/rust_gol/Cargo.toml [INFO] started frobbing EinarSundgren/rust_gol [INFO] finished frobbing EinarSundgren/rust_gol [INFO] frobbed toml for EinarSundgren/rust_gol written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EinarSundgren/rust_gol/Cargo.toml [INFO] crate EinarSundgren/rust_gol 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 EinarSundgren/rust_gol 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EinarSundgren/rust_gol:/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] d023203929b9858b2a4832409fa5548d7edfbf870dbf8d2a7a25c7c7b6aa210c [INFO] running `"docker" "start" "-a" "d023203929b9858b2a4832409fa5548d7edfbf870dbf8d2a7a25c7c7b6aa210c"` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling gol v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | for i in 1..10 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:188:18 [INFO] [stderr] | [INFO] [stderr] 188 | for (colnum, y) in x.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/main.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | for (i, item) in board.iter().enumerate() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_item` [INFO] [stderr] [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/main.rs:208:13 [INFO] [stderr] | [INFO] [stderr] 208 | let mut i = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/main.rs:228:17 [INFO] [stderr] | [INFO] [stderr] 228 | for (y, val) in row.iter().enumerate() { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:174:9 [INFO] [stderr] | [INFO] [stderr] 174 | let mut board = vec![vec![0u8; w]; h]; [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:212:29 [INFO] [stderr] | [INFO] [stderr] 212 | let mut chance = rng.gen_range(0.0, 100.0); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `initiate_board` [INFO] [stderr] --> src/main.rs:207:1 [INFO] [stderr] | [INFO] [stderr] 207 | fn initiate_board(mut board: Vec>, chance_of_life:f64) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.37s [INFO] running `"docker" "inspect" "d023203929b9858b2a4832409fa5548d7edfbf870dbf8d2a7a25c7c7b6aa210c"` [INFO] running `"docker" "rm" "-f" "d023203929b9858b2a4832409fa5548d7edfbf870dbf8d2a7a25c7c7b6aa210c"` [INFO] [stdout] d023203929b9858b2a4832409fa5548d7edfbf870dbf8d2a7a25c7c7b6aa210c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EinarSundgren/rust_gol:/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] d333730ff4c6b7be4131d9730b3b518722e2317d3162345f33f090af782bdc4d [INFO] running `"docker" "start" "-a" "d333730ff4c6b7be4131d9730b3b518722e2317d3162345f33f090af782bdc4d"` [INFO] [stderr] Compiling gol v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | for i in 1..10 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:188:18 [INFO] [stderr] | [INFO] [stderr] 188 | for (colnum, y) in x.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/main.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | for (i, item) in board.iter().enumerate() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_item` [INFO] [stderr] [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/main.rs:208:13 [INFO] [stderr] | [INFO] [stderr] 208 | let mut i = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/main.rs:228:17 [INFO] [stderr] | [INFO] [stderr] 228 | for (y, val) in row.iter().enumerate() { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:34:6 [INFO] [stderr] | [INFO] [stderr] 34 | for (i, x) in board.iter_mut().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:35:10 [INFO] [stderr] | [INFO] [stderr] 35 | for (j, y) in x.iter_mut().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:42:6 [INFO] [stderr] | [INFO] [stderr] 42 | for (i, x) in board.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:43:10 [INFO] [stderr] | [INFO] [stderr] 43 | for (j, mut y) in x.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | for (j, mut y) in x.iter().enumerate() { [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:174:9 [INFO] [stderr] | [INFO] [stderr] 174 | let mut board = vec![vec![0u8; w]; h]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:212:29 [INFO] [stderr] | [INFO] [stderr] 212 | let mut chance = rng.gen_range(0.0, 100.0); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `initiate_board` [INFO] [stderr] --> src/main.rs:207:1 [INFO] [stderr] | [INFO] [stderr] 207 | fn initiate_board(mut board: Vec>, chance_of_life:f64) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.40s [INFO] running `"docker" "inspect" "d333730ff4c6b7be4131d9730b3b518722e2317d3162345f33f090af782bdc4d"` [INFO] running `"docker" "rm" "-f" "d333730ff4c6b7be4131d9730b3b518722e2317d3162345f33f090af782bdc4d"` [INFO] [stdout] d333730ff4c6b7be4131d9730b3b518722e2317d3162345f33f090af782bdc4d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EinarSundgren/rust_gol:/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] 28fa09c65782f517b25bebed52ccb6f4ed9e46b48277c5f580f1c4b72a84327a [INFO] running `"docker" "start" "-a" "28fa09c65782f517b25bebed52ccb6f4ed9e46b48277c5f580f1c4b72a84327a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Running /opt/crater/target/debug/deps/gol-6d918362039bf4ca [INFO] [stdout] test alive_cell_checking ... ok [INFO] [stdout] test board_creation ... ok [INFO] [stdout] test dead_cell_checking ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "28fa09c65782f517b25bebed52ccb6f4ed9e46b48277c5f580f1c4b72a84327a"` [INFO] running `"docker" "rm" "-f" "28fa09c65782f517b25bebed52ccb6f4ed9e46b48277c5f580f1c4b72a84327a"` [INFO] [stdout] 28fa09c65782f517b25bebed52ccb6f4ed9e46b48277c5f580f1c4b72a84327a