Nov 04 02:15:25.897 INFO checking mvanniekerk/abelian_sandpile against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 02:15:25.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 02:15:26.082 INFO blam! e2bcd49db958aff83266670227855bea5ff2f8b1c7e89322e6829a12c47fef95
Nov 04 02:15:26.085 INFO running `"docker" "start" "-a" "e2bcd49db958aff83266670227855bea5ff2f8b1c7e89322e6829a12c47fef95"`
Nov 04 02:15:26.512 INFO kablam! usermod: no changes
Nov 04 02:15:26.619 INFO kablam!    Compiling num-derive v0.2.2
Nov 04 02:15:26.619 INFO kablam!     Checking png v0.12.0
Nov 04 02:15:28.720 INFO kablam!     Checking image v0.19.0
Nov 04 02:15:33.688 INFO kablam!     Checking abelian_sandpile v0.1.0 (/source)
Nov 04 02:15:35.151 INFO kablam! warning: function is never used: `print_map`
Nov 04 02:15:35.151 INFO kablam!   --> src/main.rs:65:1
Nov 04 02:15:35.151 INFO kablam!    |
Nov 04 02:15:35.151 INFO kablam! 65 | fn print_map(map: &Map) {
Nov 04 02:15:35.151 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.151 INFO kablam!    |
Nov 04 02:15:35.151 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 02:15:35.151 INFO kablam! 
Nov 04 02:15:35.151 INFO kablam! warning: function is never used: `add`
Nov 04 02:15:35.151 INFO kablam!    --> src/main.rs:107:1
Nov 04 02:15:35.151 INFO kablam!     |
Nov 04 02:15:35.151 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Nov 04 02:15:35.153 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.153 INFO kablam! 
Nov 04 02:15:35.154 INFO kablam! warning: function is never used: `negate`
Nov 04 02:15:35.154 INFO kablam!    --> src/main.rs:117:1
Nov 04 02:15:35.154 INFO kablam!     |
Nov 04 02:15:35.154 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Nov 04 02:15:35.155 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.155 INFO kablam! 
Nov 04 02:15:35.155 INFO kablam! warning: function is never used: `subtract`
Nov 04 02:15:35.155 INFO kablam!    --> src/main.rs:127:1
Nov 04 02:15:35.155 INFO kablam!     |
Nov 04 02:15:35.156 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Nov 04 02:15:35.156 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.156 INFO kablam! 
Nov 04 02:15:35.156 INFO kablam! warning: function is never used: `identity`
Nov 04 02:15:35.156 INFO kablam!    --> src/main.rs:131:1
Nov 04 02:15:35.157 INFO kablam!     |
Nov 04 02:15:35.157 INFO kablam! 131 | fn identity() -> Map {
Nov 04 02:15:35.157 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.157 INFO kablam! 
Nov 04 02:15:35.157 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 02:15:35.158 INFO kablam!    --> src/main.rs:157:5
Nov 04 02:15:35.158 INFO kablam!     |
Nov 04 02:15:35.158 INFO kablam! 157 |     create_dir_all(directory);
Nov 04 02:15:35.158 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.159 INFO kablam!     |
Nov 04 02:15:35.159 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 04 02:15:35.159 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 02:15:35.159 INFO kablam! 
Nov 04 02:15:35.227 INFO kablam! warning: function is never used: `print_map`
Nov 04 02:15:35.227 INFO kablam!   --> src/main.rs:65:1
Nov 04 02:15:35.227 INFO kablam!    |
Nov 04 02:15:35.227 INFO kablam! 65 | fn print_map(map: &Map) {
Nov 04 02:15:35.228 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.228 INFO kablam!    |
Nov 04 02:15:35.228 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 02:15:35.228 INFO kablam! 
Nov 04 02:15:35.228 INFO kablam! warning: function is never used: `add`
Nov 04 02:15:35.229 INFO kablam!    --> src/main.rs:107:1
Nov 04 02:15:35.229 INFO kablam!     |
Nov 04 02:15:35.229 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Nov 04 02:15:35.229 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.229 INFO kablam! 
Nov 04 02:15:35.229 INFO kablam! warning: function is never used: `negate`
Nov 04 02:15:35.230 INFO kablam!    --> src/main.rs:117:1
Nov 04 02:15:35.230 INFO kablam!     |
Nov 04 02:15:35.230 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Nov 04 02:15:35.230 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.230 INFO kablam! 
Nov 04 02:15:35.231 INFO kablam! warning: function is never used: `subtract`
Nov 04 02:15:35.231 INFO kablam!    --> src/main.rs:127:1
Nov 04 02:15:35.231 INFO kablam!     |
Nov 04 02:15:35.231 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Nov 04 02:15:35.231 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.231 INFO kablam! 
Nov 04 02:15:35.232 INFO kablam! warning: function is never used: `identity`
Nov 04 02:15:35.232 INFO kablam!    --> src/main.rs:131:1
Nov 04 02:15:35.232 INFO kablam!     |
Nov 04 02:15:35.232 INFO kablam! 131 | fn identity() -> Map {
Nov 04 02:15:35.232 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.233 INFO kablam! 
Nov 04 02:15:35.233 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 02:15:35.233 INFO kablam!    --> src/main.rs:157:5
Nov 04 02:15:35.233 INFO kablam!     |
Nov 04 02:15:35.233 INFO kablam! 157 |     create_dir_all(directory);
Nov 04 02:15:35.234 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:15:35.234 INFO kablam!     |
Nov 04 02:15:35.234 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 04 02:15:35.234 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 02:15:35.235 INFO kablam! 
Nov 04 02:15:35.259 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.72s
Nov 04 02:15:35.267 INFO kablam! su: No module specific data is present
Nov 04 02:15:35.998 INFO running `"docker" "rm" "-f" "e2bcd49db958aff83266670227855bea5ff2f8b1c7e89322e6829a12c47fef95"`
Nov 04 02:15:36.240 INFO blam! e2bcd49db958aff83266670227855bea5ff2f8b1c7e89322e6829a12c47fef95