Nov 09 08:20:53.554 INFO checking mvanniekerk/abelian_sandpile against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 08:20:53.554 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-0/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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"`
Nov 09 08:20:53.756 INFO blam! 1c791a7eed469aea87c53c9c8f5b30ec0409ec3b7606242be8a68b9e9a70e13f
Nov 09 08:20:53.759 INFO running `"docker" "start" "-a" "1c791a7eed469aea87c53c9c8f5b30ec0409ec3b7606242be8a68b9e9a70e13f"`
Nov 09 08:20:54.234 INFO kablam! usermod: no changes
Nov 09 08:20:54.351 INFO kablam!     Checking png v0.12.0
Nov 09 08:20:55.415 INFO kablam!     Checking image v0.19.0
Nov 09 08:21:00.235 INFO kablam!     Checking abelian_sandpile v0.1.0 (/source)
Nov 09 08:21:01.499 INFO kablam! warning: function is never used: `print_map`
Nov 09 08:21:01.499 INFO kablam!   --> src/main.rs:65:1
Nov 09 08:21:01.499 INFO kablam!    |
Nov 09 08:21:01.499 INFO kablam! 65 | fn print_map(map: &Map) {
Nov 09 08:21:01.499 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.499 INFO kablam!    |
Nov 09 08:21:01.499 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 08:21:01.499 INFO kablam! 
Nov 09 08:21:01.499 INFO kablam! warning: function is never used: `add`
Nov 09 08:21:01.499 INFO kablam!    --> src/main.rs:107:1
Nov 09 08:21:01.499 INFO kablam!     |
Nov 09 08:21:01.499 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Nov 09 08:21:01.499 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.499 INFO kablam! 
Nov 09 08:21:01.499 INFO kablam! warning: function is never used: `negate`
Nov 09 08:21:01.499 INFO kablam!    --> src/main.rs:117:1
Nov 09 08:21:01.499 INFO kablam!     |
Nov 09 08:21:01.499 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Nov 09 08:21:01.499 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.499 INFO kablam! 
Nov 09 08:21:01.499 INFO kablam! warning: function is never used: `subtract`
Nov 09 08:21:01.499 INFO kablam!    --> src/main.rs:127:1
Nov 09 08:21:01.499 INFO kablam!     |
Nov 09 08:21:01.499 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Nov 09 08:21:01.499 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.499 INFO kablam! 
Nov 09 08:21:01.499 INFO kablam! warning: function is never used: `identity`
Nov 09 08:21:01.499 INFO kablam!    --> src/main.rs:131:1
Nov 09 08:21:01.499 INFO kablam!     |
Nov 09 08:21:01.499 INFO kablam! 131 | fn identity() -> Map {
Nov 09 08:21:01.499 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.499 INFO kablam! 
Nov 09 08:21:01.499 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 08:21:01.499 INFO kablam!    --> src/main.rs:157:5
Nov 09 08:21:01.499 INFO kablam!     |
Nov 09 08:21:01.499 INFO kablam! 157 |     create_dir_all(directory);
Nov 09 08:21:01.499 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.499 INFO kablam!     |
Nov 09 08:21:01.499 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 09 08:21:01.499 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 08:21:01.499 INFO kablam! 
Nov 09 08:21:01.651 INFO kablam! warning: function is never used: `print_map`
Nov 09 08:21:01.651 INFO kablam!   --> src/main.rs:65:1
Nov 09 08:21:01.651 INFO kablam!    |
Nov 09 08:21:01.651 INFO kablam! 65 | fn print_map(map: &Map) {
Nov 09 08:21:01.651 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.651 INFO kablam!    |
Nov 09 08:21:01.651 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 08:21:01.651 INFO kablam! 
Nov 09 08:21:01.651 INFO kablam! warning: function is never used: `add`
Nov 09 08:21:01.651 INFO kablam!    --> src/main.rs:107:1
Nov 09 08:21:01.651 INFO kablam!     |
Nov 09 08:21:01.651 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Nov 09 08:21:01.651 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.651 INFO kablam! 
Nov 09 08:21:01.651 INFO kablam! warning: function is never used: `negate`
Nov 09 08:21:01.651 INFO kablam!    --> src/main.rs:117:1
Nov 09 08:21:01.651 INFO kablam!     |
Nov 09 08:21:01.651 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Nov 09 08:21:01.651 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.651 INFO kablam! 
Nov 09 08:21:01.651 INFO kablam! warning: function is never used: `subtract`
Nov 09 08:21:01.651 INFO kablam!    --> src/main.rs:127:1
Nov 09 08:21:01.651 INFO kablam!     |
Nov 09 08:21:01.651 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Nov 09 08:21:01.651 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.651 INFO kablam! 
Nov 09 08:21:01.651 INFO kablam! warning: function is never used: `identity`
Nov 09 08:21:01.651 INFO kablam!    --> src/main.rs:131:1
Nov 09 08:21:01.651 INFO kablam!     |
Nov 09 08:21:01.651 INFO kablam! 131 | fn identity() -> Map {
Nov 09 08:21:01.651 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.651 INFO kablam! 
Nov 09 08:21:01.651 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 08:21:01.651 INFO kablam!    --> src/main.rs:157:5
Nov 09 08:21:01.651 INFO kablam!     |
Nov 09 08:21:01.651 INFO kablam! 157 |     create_dir_all(directory);
Nov 09 08:21:01.651 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:21:01.651 INFO kablam!     |
Nov 09 08:21:01.651 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 09 08:21:01.651 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 08:21:01.651 INFO kablam! 
Nov 09 08:21:01.683 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.41s
Nov 09 08:21:01.695 INFO kablam! su: No module specific data is present
Nov 09 08:21:02.723 INFO running `"docker" "rm" "-f" "1c791a7eed469aea87c53c9c8f5b30ec0409ec3b7606242be8a68b9e9a70e13f"`
Nov 09 08:21:02.935 INFO blam! 1c791a7eed469aea87c53c9c8f5b30ec0409ec3b7606242be8a68b9e9a70e13f