Nov 02 09:48:28.449 INFO checking mvanniekerk/abelian_sandpile against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 09:48:28.449 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-6/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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 02 09:48:28.740 INFO blam! d3b413e2a833241a25dba54cb831639990cc0869016f4eb7fcaaca621408479b
Nov 02 09:48:28.742 INFO running `"docker" "start" "-a" "d3b413e2a833241a25dba54cb831639990cc0869016f4eb7fcaaca621408479b"`
Nov 02 09:48:29.089 INFO kablam! usermod: no changes
Nov 02 09:48:29.188 INFO kablam!    Compiling num-integer v0.1.38
Nov 02 09:48:29.190 INFO kablam!    Compiling num-derive v0.2.2
Nov 02 09:48:30.348 INFO kablam!     Checking num-iter v0.1.37
Nov 02 09:48:30.348 INFO kablam!     Checking num-rational v0.1.42
Nov 02 09:48:30.602 INFO kablam!     Checking png v0.12.0
Nov 02 09:48:31.813 INFO kablam!     Checking image v0.19.0
Nov 02 09:48:36.936 INFO kablam!     Checking abelian_sandpile v0.1.0 (/source)
Nov 02 09:48:38.792 INFO kablam! warning: function is never used: `print_map`
Nov 02 09:48:38.792 INFO kablam!   --> src/main.rs:65:1
Nov 02 09:48:38.792 INFO kablam!    |
Nov 02 09:48:38.792 INFO kablam! 65 | fn print_map(map: &Map) {
Nov 02 09:48:38.792 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.792 INFO kablam!    |
Nov 02 09:48:38.792 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 09:48:38.792 INFO kablam! 
Nov 02 09:48:38.792 INFO kablam! warning: function is never used: `add`
Nov 02 09:48:38.792 INFO kablam!    --> src/main.rs:107:1
Nov 02 09:48:38.792 INFO kablam!     |
Nov 02 09:48:38.793 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Nov 02 09:48:38.793 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.793 INFO kablam! 
Nov 02 09:48:38.793 INFO kablam! warning: function is never used: `negate`
Nov 02 09:48:38.793 INFO kablam!    --> src/main.rs:117:1
Nov 02 09:48:38.793 INFO kablam!     |
Nov 02 09:48:38.793 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Nov 02 09:48:38.793 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.793 INFO kablam! 
Nov 02 09:48:38.793 INFO kablam! warning: function is never used: `subtract`
Nov 02 09:48:38.793 INFO kablam!    --> src/main.rs:127:1
Nov 02 09:48:38.793 INFO kablam!     |
Nov 02 09:48:38.793 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Nov 02 09:48:38.793 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.793 INFO kablam! 
Nov 02 09:48:38.793 INFO kablam! warning: function is never used: `identity`
Nov 02 09:48:38.793 INFO kablam!    --> src/main.rs:131:1
Nov 02 09:48:38.793 INFO kablam!     |
Nov 02 09:48:38.793 INFO kablam! 131 | fn identity() -> Map {
Nov 02 09:48:38.793 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.793 INFO kablam! 
Nov 02 09:48:38.793 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 09:48:38.793 INFO kablam!    --> src/main.rs:157:5
Nov 02 09:48:38.793 INFO kablam!     |
Nov 02 09:48:38.793 INFO kablam! 157 |     create_dir_all(directory);
Nov 02 09:48:38.793 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.793 INFO kablam!     |
Nov 02 09:48:38.793 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 02 09:48:38.793 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 09:48:38.793 INFO kablam! 
Nov 02 09:48:38.920 INFO kablam! warning: function is never used: `print_map`
Nov 02 09:48:38.924 INFO kablam!   --> src/main.rs:65:1
Nov 02 09:48:38.924 INFO kablam!    |
Nov 02 09:48:38.924 INFO kablam! 65 | fn print_map(map: &Map) {
Nov 02 09:48:38.924 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.924 INFO kablam!    |
Nov 02 09:48:38.924 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 09:48:38.924 INFO kablam! 
Nov 02 09:48:38.924 INFO kablam! warning: function is never used: `add`
Nov 02 09:48:38.924 INFO kablam!    --> src/main.rs:107:1
Nov 02 09:48:38.924 INFO kablam!     |
Nov 02 09:48:38.924 INFO kablam! 107 | fn add(one: &Map, two: &Map) -> Map {
Nov 02 09:48:38.924 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.924 INFO kablam! 
Nov 02 09:48:38.924 INFO kablam! warning: function is never used: `negate`
Nov 02 09:48:38.924 INFO kablam!    --> src/main.rs:117:1
Nov 02 09:48:38.924 INFO kablam!     |
Nov 02 09:48:38.924 INFO kablam! 117 | fn negate(mat: &Map) -> Map {
Nov 02 09:48:38.924 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.924 INFO kablam! 
Nov 02 09:48:38.924 INFO kablam! warning: function is never used: `subtract`
Nov 02 09:48:38.924 INFO kablam!    --> src/main.rs:127:1
Nov 02 09:48:38.924 INFO kablam!     |
Nov 02 09:48:38.924 INFO kablam! 127 | fn subtract(one: &Map, two: &Map) -> Map {
Nov 02 09:48:38.924 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.924 INFO kablam! 
Nov 02 09:48:38.924 INFO kablam! warning: function is never used: `identity`
Nov 02 09:48:38.924 INFO kablam!    --> src/main.rs:131:1
Nov 02 09:48:38.924 INFO kablam!     |
Nov 02 09:48:38.924 INFO kablam! 131 | fn identity() -> Map {
Nov 02 09:48:38.924 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.924 INFO kablam! 
Nov 02 09:48:38.924 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 09:48:38.924 INFO kablam!    --> src/main.rs:157:5
Nov 02 09:48:38.924 INFO kablam!     |
Nov 02 09:48:38.924 INFO kablam! 157 |     create_dir_all(directory);
Nov 02 09:48:38.924 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 09:48:38.924 INFO kablam!     |
Nov 02 09:48:38.925 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 02 09:48:38.925 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 09:48:38.925 INFO kablam! 
Nov 02 09:48:38.968 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.85s
Nov 02 09:48:38.972 INFO kablam! su: No module specific data is present
Nov 02 09:48:40.000 INFO running `"docker" "rm" "-f" "d3b413e2a833241a25dba54cb831639990cc0869016f4eb7fcaaca621408479b"`
Nov 02 09:48:40.276 INFO blam! d3b413e2a833241a25dba54cb831639990cc0869016f4eb7fcaaca621408479b