Dec 12 23:57:49.404 INFO testing tiziano88/xyz against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 23:57:49.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 23:57:49.984 INFO [stdout] e4659e225c01171cd5188fc6f94770405c1a0c5e3dcef93a5e5496c5e97486df
Dec 12 23:57:49.986 INFO running `"docker" "start" "-a" "e4659e225c01171cd5188fc6f94770405c1a0c5e3dcef93a5e5496c5e97486df"`
Dec 12 23:57:51.984 INFO [stderr] usermod: no changes
Dec 12 23:57:52.078 INFO [stderr]    Compiling termion v1.1.4
Dec 12 23:57:54.016 INFO [stderr]    Compiling xyz v0.1.0 (/source)
Dec 12 23:57:54.249 INFO [stderr] warning: unused import: `rand::Rng`
Dec 12 23:57:54.249 INFO [stderr]  --> src/main.rs:7:5
Dec 12 23:57:54.249 INFO [stderr]   |
Dec 12 23:57:54.249 INFO [stderr] 7 | use rand::Rng;
Dec 12 23:57:54.249 INFO [stderr]   |     ^^^^^^^^^
Dec 12 23:57:54.249 INFO [stderr]   |
Dec 12 23:57:54.249 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 23:57:54.249 INFO [stderr] 
Dec 12 23:57:54.326 INFO [stderr] warning: unused variable: `rng`
Dec 12 23:57:54.326 INFO [stderr]    --> src/main.rs:110:13
Dec 12 23:57:54.326 INFO [stderr]     |
Dec 12 23:57:54.326 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 12 23:57:54.326 INFO [stderr]     |             ^^^ help: consider using `_rng` instead
Dec 12 23:57:54.326 INFO [stderr]     |
Dec 12 23:57:54.326 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 23:57:54.326 INFO [stderr] 
Dec 12 23:57:54.326 INFO [stderr] warning: unused variable: `s`
Dec 12 23:57:54.326 INFO [stderr]    --> src/main.rs:115:17
Dec 12 23:57:54.326 INFO [stderr]     |
Dec 12 23:57:54.326 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 12 23:57:54.326 INFO [stderr]     |                 ^ help: consider using `_s` instead
Dec 12 23:57:54.326 INFO [stderr] 
Dec 12 23:57:54.331 INFO [stderr] warning: variable `v` is assigned to, but never used
Dec 12 23:57:54.331 INFO [stderr]   --> src/main.rs:61:25
Dec 12 23:57:54.331 INFO [stderr]    |
Dec 12 23:57:54.331 INFO [stderr] 61 |                 let mut v = self.grid[x][y];
Dec 12 23:57:54.331 INFO [stderr]    |                         ^
Dec 12 23:57:54.331 INFO [stderr]    |
Dec 12 23:57:54.331 INFO [stderr]    = note: consider using `_v` instead
Dec 12 23:57:54.331 INFO [stderr] 
Dec 12 23:57:54.331 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:57:54.331 INFO [stderr]   --> src/main.rs:45:13
Dec 12 23:57:54.331 INFO [stderr]    |
Dec 12 23:57:54.331 INFO [stderr] 45 |         let mut g = Grid::default();
Dec 12 23:57:54.331 INFO [stderr]    |             ----^
Dec 12 23:57:54.331 INFO [stderr]    |             |
Dec 12 23:57:54.331 INFO [stderr]    |             help: remove this `mut`
Dec 12 23:57:54.331 INFO [stderr]    |
Dec 12 23:57:54.331 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 23:57:54.331 INFO [stderr] 
Dec 12 23:57:54.344 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:57:54.344 INFO [stderr]    --> src/main.rs:110:9
Dec 12 23:57:54.344 INFO [stderr]     |
Dec 12 23:57:54.344 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 12 23:57:54.344 INFO [stderr]     |         ----^^^
Dec 12 23:57:54.344 INFO [stderr]     |         |
Dec 12 23:57:54.344 INFO [stderr]     |         help: remove this `mut`
Dec 12 23:57:54.345 INFO [stderr] 
Dec 12 23:57:54.345 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:57:54.345 INFO [stderr]    --> src/main.rs:115:13
Dec 12 23:57:54.345 INFO [stderr]     |
Dec 12 23:57:54.345 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 12 23:57:54.345 INFO [stderr]     |             ----^
Dec 12 23:57:54.345 INFO [stderr]     |             |
Dec 12 23:57:54.345 INFO [stderr]     |             help: remove this `mut`
Dec 12 23:57:54.345 INFO [stderr] 
Dec 12 23:57:54.347 INFO [stderr] warning: constant `max` should have an upper case name such as `MAX`
Dec 12 23:57:54.347 INFO [stderr]  --> src/main.rs:9:1
Dec 12 23:57:54.347 INFO [stderr]   |
Dec 12 23:57:54.347 INFO [stderr] 9 | const max: u32 = 128;
Dec 12 23:57:54.347 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 12 23:57:54.347 INFO [stderr]   |
Dec 12 23:57:54.347 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 12 23:57:54.347 INFO [stderr] 
Dec 12 23:57:55.103 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
Dec 12 23:57:55.111 INFO [stderr] su: No module specific data is present
Dec 12 23:57:56.288 INFO running `"docker" "inspect" "e4659e225c01171cd5188fc6f94770405c1a0c5e3dcef93a5e5496c5e97486df"`
Dec 12 23:57:56.641 INFO running `"docker" "rm" "-f" "e4659e225c01171cd5188fc6f94770405c1a0c5e3dcef93a5e5496c5e97486df"`
Dec 12 23:57:57.007 INFO [stdout] e4659e225c01171cd5188fc6f94770405c1a0c5e3dcef93a5e5496c5e97486df
Dec 12 23:57:57.009 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 23:57:57.447 INFO [stdout] 9dfc7a005270f5d21d9daec6924c3d4f75ba0f57a0279581091c462bfb3488d7
Dec 12 23:57:57.453 INFO running `"docker" "start" "-a" "9dfc7a005270f5d21d9daec6924c3d4f75ba0f57a0279581091c462bfb3488d7"`
Dec 12 23:57:59.456 INFO [stderr] usermod: no changes
Dec 12 23:57:59.543 INFO [stderr]    Compiling xyz v0.1.0 (/source)
Dec 12 23:57:59.731 INFO [stderr] warning: unused import: `rand::Rng`
Dec 12 23:57:59.731 INFO [stderr]  --> src/main.rs:7:5
Dec 12 23:57:59.731 INFO [stderr]   |
Dec 12 23:57:59.731 INFO [stderr] 7 | use rand::Rng;
Dec 12 23:57:59.731 INFO [stderr]   |     ^^^^^^^^^
Dec 12 23:57:59.731 INFO [stderr]   |
Dec 12 23:57:59.731 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 23:57:59.731 INFO [stderr] 
Dec 12 23:57:59.812 INFO [stderr] warning: unused variable: `rng`
Dec 12 23:57:59.812 INFO [stderr]    --> src/main.rs:110:13
Dec 12 23:57:59.812 INFO [stderr]     |
Dec 12 23:57:59.812 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 12 23:57:59.812 INFO [stderr]     |             ^^^ help: consider using `_rng` instead
Dec 12 23:57:59.812 INFO [stderr]     |
Dec 12 23:57:59.812 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 23:57:59.812 INFO [stderr] 
Dec 12 23:57:59.812 INFO [stderr] warning: unused variable: `s`
Dec 12 23:57:59.812 INFO [stderr]    --> src/main.rs:115:17
Dec 12 23:57:59.812 INFO [stderr]     |
Dec 12 23:57:59.812 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 12 23:57:59.812 INFO [stderr]     |                 ^ help: consider using `_s` instead
Dec 12 23:57:59.812 INFO [stderr] 
Dec 12 23:57:59.812 INFO [stderr] warning: variable `v` is assigned to, but never used
Dec 12 23:57:59.812 INFO [stderr]   --> src/main.rs:61:25
Dec 12 23:57:59.813 INFO [stderr]    |
Dec 12 23:57:59.813 INFO [stderr] 61 |                 let mut v = self.grid[x][y];
Dec 12 23:57:59.813 INFO [stderr]    |                         ^
Dec 12 23:57:59.813 INFO [stderr]    |
Dec 12 23:57:59.813 INFO [stderr]    = note: consider using `_v` instead
Dec 12 23:57:59.813 INFO [stderr] 
Dec 12 23:57:59.817 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:57:59.817 INFO [stderr]   --> src/main.rs:45:13
Dec 12 23:57:59.817 INFO [stderr]    |
Dec 12 23:57:59.817 INFO [stderr] 45 |         let mut g = Grid::default();
Dec 12 23:57:59.817 INFO [stderr]    |             ----^
Dec 12 23:57:59.817 INFO [stderr]    |             |
Dec 12 23:57:59.817 INFO [stderr]    |             help: remove this `mut`
Dec 12 23:57:59.818 INFO [stderr]    |
Dec 12 23:57:59.818 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 23:57:59.818 INFO [stderr] 
Dec 12 23:57:59.832 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:57:59.832 INFO [stderr]    --> src/main.rs:110:9
Dec 12 23:57:59.832 INFO [stderr]     |
Dec 12 23:57:59.832 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 12 23:57:59.832 INFO [stderr]     |         ----^^^
Dec 12 23:57:59.832 INFO [stderr]     |         |
Dec 12 23:57:59.832 INFO [stderr]     |         help: remove this `mut`
Dec 12 23:57:59.832 INFO [stderr] 
Dec 12 23:57:59.832 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:57:59.832 INFO [stderr]    --> src/main.rs:115:13
Dec 12 23:57:59.832 INFO [stderr]     |
Dec 12 23:57:59.832 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 12 23:57:59.833 INFO [stderr]     |             ----^
Dec 12 23:57:59.833 INFO [stderr]     |             |
Dec 12 23:57:59.833 INFO [stderr]     |             help: remove this `mut`
Dec 12 23:57:59.833 INFO [stderr] 
Dec 12 23:57:59.833 INFO [stderr] warning: constant `max` should have an upper case name such as `MAX`
Dec 12 23:57:59.833 INFO [stderr]  --> src/main.rs:9:1
Dec 12 23:57:59.833 INFO [stderr]   |
Dec 12 23:57:59.833 INFO [stderr] 9 | const max: u32 = 128;
Dec 12 23:57:59.833 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 12 23:57:59.833 INFO [stderr]   |
Dec 12 23:57:59.833 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 12 23:57:59.833 INFO [stderr] 
Dec 12 23:58:00.259 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 12 23:58:00.267 INFO [stderr] su: No module specific data is present
Dec 12 23:58:01.633 INFO running `"docker" "inspect" "9dfc7a005270f5d21d9daec6924c3d4f75ba0f57a0279581091c462bfb3488d7"`
Dec 12 23:58:01.937 INFO running `"docker" "rm" "-f" "9dfc7a005270f5d21d9daec6924c3d4f75ba0f57a0279581091c462bfb3488d7"`
Dec 12 23:58:02.300 INFO [stdout] 9dfc7a005270f5d21d9daec6924c3d4f75ba0f57a0279581091c462bfb3488d7
Dec 12 23:58:02.305 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 23:58:02.911 INFO [stdout] 63d5bfd5bbe42af93543265a1f620b07cf6d144e2ceebd11b59efcc1ec3416a0
Dec 12 23:58:02.919 INFO running `"docker" "start" "-a" "63d5bfd5bbe42af93543265a1f620b07cf6d144e2ceebd11b59efcc1ec3416a0"`
Dec 12 23:58:04.706 INFO [stderr] usermod: no changes
Dec 12 23:58:04.765 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 12 23:58:04.768 INFO [stderr]      Running /target/debug/deps/xyz-18a635fb47edb8c1
Dec 12 23:58:04.773 INFO [stdout] 
Dec 12 23:58:04.773 INFO [stdout] running 0 tests
Dec 12 23:58:04.773 INFO [stdout] 
Dec 12 23:58:04.773 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 23:58:04.773 INFO [stdout] 
Dec 12 23:58:04.773 INFO [stderr] su: No module specific data is present
Dec 12 23:58:06.051 INFO running `"docker" "inspect" "63d5bfd5bbe42af93543265a1f620b07cf6d144e2ceebd11b59efcc1ec3416a0"`
Dec 12 23:58:06.373 INFO running `"docker" "rm" "-f" "63d5bfd5bbe42af93543265a1f620b07cf6d144e2ceebd11b59efcc1ec3416a0"`
Dec 12 23:58:06.740 INFO [stdout] 63d5bfd5bbe42af93543265a1f620b07cf6d144e2ceebd11b59efcc1ec3416a0