Dec 11 08:13:48.105 INFO checking tasdomas/sc against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 08:13:48.105 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 08:13:48.722 INFO [stdout] c953d9a8dae45409e1365c8583fd4c89e6cfaa8fa67a12f5b8ccac998fae902e
Dec 11 08:13:48.724 INFO running `"docker" "start" "-a" "c953d9a8dae45409e1365c8583fd4c89e6cfaa8fa67a12f5b8ccac998fae902e"`
Dec 11 08:13:49.904 INFO [stderr] usermod: no changes
Dec 11 08:13:49.965 INFO [stderr]     Checking sc v0.1.0 (/source)
Dec 11 08:13:50.240 INFO [stderr] warning: value assigned to `a` is never read
Dec 11 08:13:50.240 INFO [stderr]  --> src/ops.rs:6:13
Dec 11 08:13:50.240 INFO [stderr]   |
Dec 11 08:13:50.240 INFO [stderr] 6 |     let mut a :f32 = 0.0;
Dec 11 08:13:50.240 INFO [stderr]   |             ^
Dec 11 08:13:50.240 INFO [stderr]   |
Dec 11 08:13:50.240 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 11 08:13:50.240 INFO [stderr] 
Dec 11 08:13:50.240 INFO [stderr] warning: value assigned to `b` is never read
Dec 11 08:13:50.240 INFO [stderr]   --> src/ops.rs:15:13
Dec 11 08:13:50.240 INFO [stderr]    |
Dec 11 08:13:50.240 INFO [stderr] 15 |     let mut b :f32 = 0.0;
Dec 11 08:13:50.240 INFO [stderr]    |             ^
Dec 11 08:13:50.240 INFO [stderr] 
Dec 11 08:13:50.258 INFO [stderr] warning: value assigned to `a` is never read
Dec 11 08:13:50.258 INFO [stderr]  --> src/ops.rs:6:13
Dec 11 08:13:50.258 INFO [stderr]   |
Dec 11 08:13:50.258 INFO [stderr] 6 |     let mut a :f32 = 0.0;
Dec 11 08:13:50.259 INFO [stderr]   |             ^
Dec 11 08:13:50.268 INFO [stderr]   |
Dec 11 08:13:50.268 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 11 08:13:50.268 INFO [stderr] 
Dec 11 08:13:50.268 INFO [stderr] warning: value assigned to `b` is never read
Dec 11 08:13:50.268 INFO [stderr]   --> src/ops.rs:15:13
Dec 11 08:13:50.268 INFO [stderr]    |
Dec 11 08:13:50.268 INFO [stderr] 15 |     let mut b :f32 = 0.0;
Dec 11 08:13:50.268 INFO [stderr]    |             ^
Dec 11 08:13:50.268 INFO [stderr] 
Dec 11 08:13:50.283 INFO [stderr] warning: structure field `S` should have a snake case name such as `s`
Dec 11 08:13:50.283 INFO [stderr]  --> src/stack.rs:4:5
Dec 11 08:13:50.283 INFO [stderr]   |
Dec 11 08:13:50.283 INFO [stderr] 4 |     S: Option<Box<StackElement<T>>>,
Dec 11 08:13:50.283 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:13:50.285 INFO [stderr] warning: structure field `S` should have a snake case name such as `s`
Dec 11 08:13:50.285 INFO [stderr]  --> src/stack.rs:4:5
Dec 11 08:13:50.285 INFO [stderr]   |
Dec 11 08:13:50.285 INFO [stderr] 4 |     S: Option<Box<StackElement<T>>>,
Dec 11 08:13:50.285 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:13:50.285 INFO [stderr]   |
Dec 11 08:13:50.285 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 08:13:50.285 INFO [stderr] 
Dec 11 08:13:50.285 INFO [stderr] warning: function `Sum` should have a snake case name such as `sum`
Dec 11 08:13:50.285 INFO [stderr]   --> src/ops.rs:5:1
Dec 11 08:13:50.285 INFO [stderr]    |
Dec 11 08:13:50.285 INFO [stderr] 5  | / pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
Dec 11 08:13:50.285 INFO [stderr] 6  | |     let mut a :f32 = 0.0;
Dec 11 08:13:50.285 INFO [stderr] 7  | |     {
Dec 11 08:13:50.285 INFO [stderr] 8  | |         let (ss, input_a) = s.pop();
Dec 11 08:13:50.285 INFO [stderr] ...  |
Dec 11 08:13:50.285 INFO [stderr] 24 | |     s.push(a+b)
Dec 11 08:13:50.285 INFO [stderr] 25 | | }
Dec 11 08:13:50.285 INFO [stderr]    | |_^
Dec 11 08:13:50.285 INFO [stderr] 
Dec 11 08:13:50.285 INFO [stderr]   |
Dec 11 08:13:50.286 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 08:13:50.286 INFO [stderr] 
Dec 11 08:13:50.287 INFO [stderr] warning: function `Sum` should have a snake case name such as `sum`
Dec 11 08:13:50.287 INFO [stderr]   --> src/ops.rs:5:1
Dec 11 08:13:50.287 INFO [stderr]    |
Dec 11 08:13:50.287 INFO [stderr] 5  | / pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
Dec 11 08:13:50.287 INFO [stderr] 6  | |     let mut a :f32 = 0.0;
Dec 11 08:13:50.287 INFO [stderr] 7  | |     {
Dec 11 08:13:50.287 INFO [stderr] 8  | |         let (ss, input_a) = s.pop();
Dec 11 08:13:50.287 INFO [stderr] ...  |
Dec 11 08:13:50.287 INFO [stderr] 24 | |     s.push(a+b)
Dec 11 08:13:50.287 INFO [stderr] 25 | | }
Dec 11 08:13:50.287 INFO [stderr]    | |_^
Dec 11 08:13:50.287 INFO [stderr] 
Dec 11 08:13:50.833 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Dec 11 08:13:50.840 INFO [stderr] su: No module specific data is present
Dec 11 08:13:51.554 INFO running `"docker" "inspect" "c953d9a8dae45409e1365c8583fd4c89e6cfaa8fa67a12f5b8ccac998fae902e"`
Dec 11 08:13:51.996 INFO running `"docker" "rm" "-f" "c953d9a8dae45409e1365c8583fd4c89e6cfaa8fa67a12f5b8ccac998fae902e"`
Dec 11 08:13:52.376 INFO [stdout] c953d9a8dae45409e1365c8583fd4c89e6cfaa8fa67a12f5b8ccac998fae902e