Dec 13 09:38:35.491 INFO testing mvanniekerk/abelian_sandpile against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 09:38:35.491 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 09:38:35.975 INFO [stdout] 36638eba7b255d0dce2b13b1f373a461206ba4dc372ec0b8db8d88a3e318b180
Dec 13 09:38:35.980 INFO running `"docker" "start" "-a" "36638eba7b255d0dce2b13b1f373a461206ba4dc372ec0b8db8d88a3e318b180"`
Dec 13 09:38:36.769 INFO [stderr] usermod: no changes
Dec 13 09:38:36.908 INFO [stderr]    Compiling inflate v0.4.2
Dec 13 09:38:36.916 INFO [stderr]    Compiling syn v0.14.2
Dec 13 09:38:36.916 INFO [stderr]    Compiling rayon v1.0.1
Dec 13 09:38:38.927 INFO [stderr]    Compiling png v0.12.0
Dec 13 09:38:42.320 INFO [stderr]    Compiling jpeg-decoder v0.1.15
Dec 13 09:38:46.063 INFO [stderr]    Compiling num-derive v0.2.2
Dec 13 09:38:48.055 INFO [stderr]    Compiling image v0.19.0
Dec 13 09:38:58.667 INFO [stderr]    Compiling abelian_sandpile v0.1.0 (/source)
Dec 13 09:38:59.694 INFO [stderr] warning: function is never used: `print_map`
Dec 13 09:38:59.694 INFO [stderr]   --> src/main.rs:65:1
Dec 13 09:38:59.694 INFO [stderr]    |
Dec 13 09:38:59.694 INFO [stderr] 65 | fn print_map(map: &Map) {
Dec 13 09:38:59.694 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:38:59.694 INFO [stderr]    |
Dec 13 09:38:59.694 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 09:38:59.694 INFO [stderr] 
Dec 13 09:38:59.742 INFO [stderr] warning: function is never used: `add`
Dec 13 09:38:59.742 INFO [stderr]    --> src/main.rs:107:1
Dec 13 09:38:59.742 INFO [stderr]     |
Dec 13 09:38:59.742 INFO [stderr] 107 | fn add(one: &Map, two: &Map) -> Map {
Dec 13 09:38:59.742 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:38:59.742 INFO [stderr] 
Dec 13 09:38:59.742 INFO [stderr] warning: function is never used: `negate`
Dec 13 09:38:59.743 INFO [stderr]    --> src/main.rs:117:1
Dec 13 09:38:59.743 INFO [stderr]     |
Dec 13 09:38:59.743 INFO [stderr] 117 | fn negate(mat: &Map) -> Map {
Dec 13 09:38:59.743 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:38:59.743 INFO [stderr] 
Dec 13 09:38:59.743 INFO [stderr] warning: function is never used: `subtract`
Dec 13 09:38:59.743 INFO [stderr]    --> src/main.rs:127:1
Dec 13 09:38:59.743 INFO [stderr]     |
Dec 13 09:38:59.743 INFO [stderr] 127 | fn subtract(one: &Map, two: &Map) -> Map {
Dec 13 09:38:59.743 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:38:59.743 INFO [stderr] 
Dec 13 09:38:59.743 INFO [stderr] warning: function is never used: `identity`
Dec 13 09:38:59.743 INFO [stderr]    --> src/main.rs:131:1
Dec 13 09:38:59.743 INFO [stderr]     |
Dec 13 09:38:59.743 INFO [stderr] 131 | fn identity() -> Map {
Dec 13 09:38:59.743 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:38:59.743 INFO [stderr] 
Dec 13 09:38:59.743 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 09:38:59.743 INFO [stderr]    --> src/main.rs:157:5
Dec 13 09:38:59.743 INFO [stderr]     |
Dec 13 09:38:59.743 INFO [stderr] 157 |     create_dir_all(directory);
Dec 13 09:38:59.743 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:38:59.743 INFO [stderr]     |
Dec 13 09:38:59.743 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 13 09:38:59.743 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 09:38:59.743 INFO [stderr] 
Dec 13 09:39:01.567 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.77s
Dec 13 09:39:01.568 INFO [stderr] su: No module specific data is present
Dec 13 09:39:02.191 INFO running `"docker" "inspect" "36638eba7b255d0dce2b13b1f373a461206ba4dc372ec0b8db8d88a3e318b180"`
Dec 13 09:39:02.495 INFO running `"docker" "rm" "-f" "36638eba7b255d0dce2b13b1f373a461206ba4dc372ec0b8db8d88a3e318b180"`
Dec 13 09:39:02.809 INFO [stdout] 36638eba7b255d0dce2b13b1f373a461206ba4dc372ec0b8db8d88a3e318b180
Dec 13 09:39:02.815 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 09:39:03.221 INFO [stdout] 363315e1f8020f38c10b3fb3a3c9da75eafe0f886559cd83be4bc0e8d0cd5a95
Dec 13 09:39:03.223 INFO running `"docker" "start" "-a" "363315e1f8020f38c10b3fb3a3c9da75eafe0f886559cd83be4bc0e8d0cd5a95"`
Dec 13 09:39:04.831 INFO [stderr] usermod: no changes
Dec 13 09:39:04.970 INFO [stderr]    Compiling abelian_sandpile v0.1.0 (/source)
Dec 13 09:39:06.203 INFO [stderr] warning: function is never used: `print_map`
Dec 13 09:39:06.203 INFO [stderr]   --> src/main.rs:65:1
Dec 13 09:39:06.203 INFO [stderr]    |
Dec 13 09:39:06.203 INFO [stderr] 65 | fn print_map(map: &Map) {
Dec 13 09:39:06.203 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:39:06.203 INFO [stderr]    |
Dec 13 09:39:06.203 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 09:39:06.203 INFO [stderr] 
Dec 13 09:39:06.203 INFO [stderr] warning: function is never used: `add`
Dec 13 09:39:06.203 INFO [stderr]    --> src/main.rs:107:1
Dec 13 09:39:06.203 INFO [stderr]     |
Dec 13 09:39:06.203 INFO [stderr] 107 | fn add(one: &Map, two: &Map) -> Map {
Dec 13 09:39:06.203 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:39:06.203 INFO [stderr] 
Dec 13 09:39:06.203 INFO [stderr] warning: function is never used: `negate`
Dec 13 09:39:06.203 INFO [stderr]    --> src/main.rs:117:1
Dec 13 09:39:06.203 INFO [stderr]     |
Dec 13 09:39:06.203 INFO [stderr] 117 | fn negate(mat: &Map) -> Map {
Dec 13 09:39:06.203 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:39:06.203 INFO [stderr] 
Dec 13 09:39:06.203 INFO [stderr] warning: function is never used: `subtract`
Dec 13 09:39:06.203 INFO [stderr]    --> src/main.rs:127:1
Dec 13 09:39:06.203 INFO [stderr]     |
Dec 13 09:39:06.203 INFO [stderr] 127 | fn subtract(one: &Map, two: &Map) -> Map {
Dec 13 09:39:06.203 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:39:06.203 INFO [stderr] 
Dec 13 09:39:06.203 INFO [stderr] warning: function is never used: `identity`
Dec 13 09:39:06.203 INFO [stderr]    --> src/main.rs:131:1
Dec 13 09:39:06.203 INFO [stderr]     |
Dec 13 09:39:06.203 INFO [stderr] 131 | fn identity() -> Map {
Dec 13 09:39:06.203 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:39:06.203 INFO [stderr] 
Dec 13 09:39:06.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 09:39:06.203 INFO [stderr]    --> src/main.rs:157:5
Dec 13 09:39:06.203 INFO [stderr]     |
Dec 13 09:39:06.203 INFO [stderr] 157 |     create_dir_all(directory);
Dec 13 09:39:06.203 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:39:06.203 INFO [stderr]     |
Dec 13 09:39:06.203 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 13 09:39:06.203 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 09:39:06.203 INFO [stderr] 
Dec 13 09:39:06.599 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Dec 13 09:39:06.599 INFO [stderr] su: No module specific data is present
Dec 13 09:39:07.781 INFO running `"docker" "inspect" "363315e1f8020f38c10b3fb3a3c9da75eafe0f886559cd83be4bc0e8d0cd5a95"`
Dec 13 09:39:08.147 INFO running `"docker" "rm" "-f" "363315e1f8020f38c10b3fb3a3c9da75eafe0f886559cd83be4bc0e8d0cd5a95"`
Dec 13 09:39:08.516 INFO [stdout] 363315e1f8020f38c10b3fb3a3c9da75eafe0f886559cd83be4bc0e8d0cd5a95
Dec 13 09:39:08.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 09:39:09.015 INFO [stdout] 5f5509484e1c056a818f453a1c60f642155970d9d98473e0441b4de6091fe393
Dec 13 09:39:09.023 INFO running `"docker" "start" "-a" "5f5509484e1c056a818f453a1c60f642155970d9d98473e0441b4de6091fe393"`
Dec 13 09:39:10.641 INFO [stderr] usermod: no changes
Dec 13 09:39:10.794 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 13 09:39:10.807 INFO [stderr]      Running /target/debug/deps/abelian_sandpile-4e9f0648d3f459dd
Dec 13 09:39:10.807 INFO [stdout] 
Dec 13 09:39:10.807 INFO [stdout] running 0 tests
Dec 13 09:39:10.807 INFO [stdout] 
Dec 13 09:39:10.807 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:39:10.807 INFO [stdout] 
Dec 13 09:39:10.815 INFO [stderr] su: No module specific data is present
Dec 13 09:39:11.962 INFO running `"docker" "inspect" "5f5509484e1c056a818f453a1c60f642155970d9d98473e0441b4de6091fe393"`
Dec 13 09:39:12.196 INFO running `"docker" "rm" "-f" "5f5509484e1c056a818f453a1c60f642155970d9d98473e0441b4de6091fe393"`
Dec 13 09:39:12.486 INFO [stdout] 5f5509484e1c056a818f453a1c60f642155970d9d98473e0441b4de6091fe393