Oct 21 15:24:15.899 INFO checking mvanniekerk/abelian_sandpile against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 15:24:15.905 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-1/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-alt check --frozen --all --all-targets" "-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"`
Oct 21 15:24:16.381 INFO blam! feb0107e169c1cca1608a2de9e364337ae81bf29350c670d95f865aaebaf5760
Oct 21 15:24:16.392 INFO running `"docker" "start" "-a" "feb0107e169c1cca1608a2de9e364337ae81bf29350c670d95f865aaebaf5760"`
Oct 21 15:24:17.396 INFO kablam! usermod: no changes
Oct 21 15:24:17.541 INFO kablam!     Checking crossbeam-epoch v0.3.1
Oct 21 15:24:17.541 INFO kablam!    Compiling syn v0.14.2
Oct 21 15:24:17.541 INFO kablam!     Checking png v0.12.0
Oct 21 15:24:18.512 INFO kablam!     Checking crossbeam-deque v0.2.0
Oct 21 15:24:19.144 INFO kablam!     Checking rayon-core v1.4.0
Oct 21 15:24:20.341 INFO kablam!     Checking rayon v1.0.1
Oct 21 15:24:24.475 INFO kablam!     Checking jpeg-decoder v0.1.15
Oct 21 15:24:25.412 INFO kablam!    Compiling num-derive v0.2.2
Oct 21 15:24:28.201 INFO kablam!     Checking image v0.19.0
Oct 21 15:24:33.448 INFO kablam!     Checking abelian_sandpile v0.1.0 (/source)
Oct 21 15:24:35.000 INFO kablam! warning: function is never used: `print_map`
Oct 21 15:24:35.000 INFO kablam!   --> src/main.rs:65:1
Oct 21 15:24:35.000 INFO kablam!    |
Oct 21 15:24:35.000 INFO kablam! 65 | fn print_map(map: &Map) {
Oct 21 15:24:35.000 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.000 INFO kablam!    |
Oct 21 15:24:35.000 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 15:24:35.000 INFO kablam! 
Oct 21 15:24:35.000 INFO kablam! warning: function is never used: `add`
Oct 21 15:24:35.000 INFO kablam!    --> src/main.rs:107:1
Oct 21 15:24:35.000 INFO kablam!     |
Oct 21 15:24:35.000 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Oct 21 15:24:35.000 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.000 INFO kablam! 
Oct 21 15:24:35.011 INFO kablam! warning: function is never used: `negate`
Oct 21 15:24:35.011 INFO kablam!    --> src/main.rs:117:1
Oct 21 15:24:35.011 INFO kablam!     |
Oct 21 15:24:35.011 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Oct 21 15:24:35.011 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.011 INFO kablam! 
Oct 21 15:24:35.012 INFO kablam! warning: function is never used: `subtract`
Oct 21 15:24:35.012 INFO kablam!    --> src/main.rs:127:1
Oct 21 15:24:35.012 INFO kablam!     |
Oct 21 15:24:35.012 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Oct 21 15:24:35.012 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.012 INFO kablam! 
Oct 21 15:24:35.012 INFO kablam! warning: function is never used: `identity`
Oct 21 15:24:35.012 INFO kablam!    --> src/main.rs:131:1
Oct 21 15:24:35.012 INFO kablam!     |
Oct 21 15:24:35.012 INFO kablam! 131 | fn identity() -> Map {
Oct 21 15:24:35.012 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.012 INFO kablam! 
Oct 21 15:24:35.012 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 15:24:35.012 INFO kablam!    --> src/main.rs:157:5
Oct 21 15:24:35.012 INFO kablam!     |
Oct 21 15:24:35.012 INFO kablam! 157 |     create_dir_all(directory);
Oct 21 15:24:35.012 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.012 INFO kablam!     |
Oct 21 15:24:35.012 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 21 15:24:35.012 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 15:24:35.012 INFO kablam! 
Oct 21 15:24:35.036 INFO kablam! warning: function is never used: `print_map`
Oct 21 15:24:35.036 INFO kablam!   --> src/main.rs:65:1
Oct 21 15:24:35.036 INFO kablam!    |
Oct 21 15:24:35.036 INFO kablam! 65 | fn print_map(map: &Map) {
Oct 21 15:24:35.036 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.036 INFO kablam!    |
Oct 21 15:24:35.036 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 15:24:35.036 INFO kablam! 
Oct 21 15:24:35.036 INFO kablam! warning: function is never used: `add`
Oct 21 15:24:35.036 INFO kablam!    --> src/main.rs:107:1
Oct 21 15:24:35.036 INFO kablam!     |
Oct 21 15:24:35.036 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Oct 21 15:24:35.036 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.036 INFO kablam! 
Oct 21 15:24:35.036 INFO kablam! warning: function is never used: `negate`
Oct 21 15:24:35.036 INFO kablam!    --> src/main.rs:117:1
Oct 21 15:24:35.036 INFO kablam!     |
Oct 21 15:24:35.036 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Oct 21 15:24:35.036 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.036 INFO kablam! 
Oct 21 15:24:35.036 INFO kablam! warning: function is never used: `subtract`
Oct 21 15:24:35.036 INFO kablam!    --> src/main.rs:127:1
Oct 21 15:24:35.036 INFO kablam!     |
Oct 21 15:24:35.037 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Oct 21 15:24:35.037 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.037 INFO kablam! 
Oct 21 15:24:35.037 INFO kablam! warning: function is never used: `identity`
Oct 21 15:24:35.037 INFO kablam!    --> src/main.rs:131:1
Oct 21 15:24:35.037 INFO kablam!     |
Oct 21 15:24:35.037 INFO kablam! 131 | fn identity() -> Map {
Oct 21 15:24:35.037 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.037 INFO kablam! 
Oct 21 15:24:35.041 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 15:24:35.041 INFO kablam!    --> src/main.rs:157:5
Oct 21 15:24:35.041 INFO kablam!     |
Oct 21 15:24:35.041 INFO kablam! 157 |     create_dir_all(directory);
Oct 21 15:24:35.041 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 15:24:35.041 INFO kablam!     |
Oct 21 15:24:35.041 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 21 15:24:35.041 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 15:24:35.041 INFO kablam! 
Oct 21 15:24:35.081 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
Oct 21 15:24:35.096 INFO kablam! su: No module specific data is present
Oct 21 15:24:35.637 INFO running `"docker" "rm" "-f" "feb0107e169c1cca1608a2de9e364337ae81bf29350c670d95f865aaebaf5760"`
Oct 21 15:24:35.886 INFO blam! feb0107e169c1cca1608a2de9e364337ae81bf29350c670d95f865aaebaf5760