Dec 11 08:13:49.744 INFO checking tasdomas/sc against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 08:13:49.744 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 08:13:50.142 INFO [stdout] 79482e516d142cb7cb20b694b1880c611c28b4fa3ff5bd0cb76c4214f5c9cc56
Dec 11 08:13:50.144 INFO running `"docker" "start" "-a" "79482e516d142cb7cb20b694b1880c611c28b4fa3ff5bd0cb76c4214f5c9cc56"`
Dec 11 08:13:51.593 INFO [stderr] usermod: no changes
Dec 11 08:13:51.636 INFO [stderr]     Checking sc v0.1.0 (/source)
Dec 11 08:13:52.079 INFO [stderr] warning: value assigned to `a` is never read
Dec 11 08:13:52.079 INFO [stderr]  --> src/ops.rs:6:13
Dec 11 08:13:52.079 INFO [stderr]   |
Dec 11 08:13:52.079 INFO [stderr] 6 |     let mut a :f32 = 0.0;
Dec 11 08:13:52.079 INFO [stderr]   |             ^
Dec 11 08:13:52.079 INFO [stderr]   |
Dec 11 08:13:52.079 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 11 08:13:52.079 INFO [stderr] 
Dec 11 08:13:52.079 INFO [stderr] warning: value assigned to `b` is never read
Dec 11 08:13:52.079 INFO [stderr]   --> src/ops.rs:15:13
Dec 11 08:13:52.079 INFO [stderr]    |
Dec 11 08:13:52.079 INFO [stderr] 15 |     let mut b :f32 = 0.0;
Dec 11 08:13:52.079 INFO [stderr]    |             ^
Dec 11 08:13:52.079 INFO [stderr] 
Dec 11 08:13:52.096 INFO [stderr] warning: structure field `S` should have a snake case name such as `s`
Dec 11 08:13:52.096 INFO [stderr]  --> src/stack.rs:4:5
Dec 11 08:13:52.096 INFO [stderr]   |
Dec 11 08:13:52.096 INFO [stderr] 4 |     S: Option<Box<StackElement<T>>>,
Dec 11 08:13:52.096 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:13:52.116 INFO [stderr]   |
Dec 11 08:13:52.117 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 08:13:52.117 INFO [stderr] 
Dec 11 08:13:52.117 INFO [stderr] warning: function `Sum` should have a snake case name such as `sum`
Dec 11 08:13:52.117 INFO [stderr]   --> src/ops.rs:5:1
Dec 11 08:13:52.117 INFO [stderr]    |
Dec 11 08:13:52.117 INFO [stderr] 5  | / pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
Dec 11 08:13:52.117 INFO [stderr] 6  | |     let mut a :f32 = 0.0;
Dec 11 08:13:52.117 INFO [stderr] 7  | |     {
Dec 11 08:13:52.117 INFO [stderr] 8  | |         let (ss, input_a) = s.pop();
Dec 11 08:13:52.117 INFO [stderr] ...  |
Dec 11 08:13:52.117 INFO [stderr] 24 | |     s.push(a+b)
Dec 11 08:13:52.117 INFO [stderr] 25 | | }
Dec 11 08:13:52.117 INFO [stderr]    | |_^
Dec 11 08:13:52.117 INFO [stderr] 
Dec 11 08:13:52.136 INFO [stderr] warning: value assigned to `a` is never read
Dec 11 08:13:52.136 INFO [stderr]  --> src/ops.rs:6:13
Dec 11 08:13:52.136 INFO [stderr]   |
Dec 11 08:13:52.136 INFO [stderr] 6 |     let mut a :f32 = 0.0;
Dec 11 08:13:52.136 INFO [stderr]   |             ^
Dec 11 08:13:52.136 INFO [stderr]   |
Dec 11 08:13:52.136 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 11 08:13:52.136 INFO [stderr] 
Dec 11 08:13:52.136 INFO [stderr] warning: value assigned to `b` is never read
Dec 11 08:13:52.136 INFO [stderr]   --> src/ops.rs:15:13
Dec 11 08:13:52.136 INFO [stderr]    |
Dec 11 08:13:52.136 INFO [stderr] 15 |     let mut b :f32 = 0.0;
Dec 11 08:13:52.136 INFO [stderr]    |             ^
Dec 11 08:13:52.136 INFO [stderr] 
Dec 11 08:13:52.160 INFO [stderr] warning: structure field `S` should have a snake case name such as `s`
Dec 11 08:13:52.160 INFO [stderr]  --> src/stack.rs:4:5
Dec 11 08:13:52.160 INFO [stderr]   |
Dec 11 08:13:52.160 INFO [stderr] 4 |     S: Option<Box<StackElement<T>>>,
Dec 11 08:13:52.160 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:13:52.160 INFO [stderr]   |
Dec 11 08:13:52.160 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 08:13:52.160 INFO [stderr] 
Dec 11 08:13:52.160 INFO [stderr] warning: function `Sum` should have a snake case name such as `sum`
Dec 11 08:13:52.160 INFO [stderr]   --> src/ops.rs:5:1
Dec 11 08:13:52.160 INFO [stderr]    |
Dec 11 08:13:52.160 INFO [stderr] 5  | / pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
Dec 11 08:13:52.160 INFO [stderr] 6  | |     let mut a :f32 = 0.0;
Dec 11 08:13:52.160 INFO [stderr] 7  | |     {
Dec 11 08:13:52.160 INFO [stderr] 8  | |         let (ss, input_a) = s.pop();
Dec 11 08:13:52.160 INFO [stderr] ...  |
Dec 11 08:13:52.160 INFO [stderr] 24 | |     s.push(a+b)
Dec 11 08:13:52.160 INFO [stderr] 25 | | }
Dec 11 08:13:52.160 INFO [stderr]    | |_^
Dec 11 08:13:52.160 INFO [stderr] 
Dec 11 08:13:52.596 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 11 08:13:52.616 INFO [stderr] su: No module specific data is present
Dec 11 08:13:53.194 INFO running `"docker" "inspect" "79482e516d142cb7cb20b694b1880c611c28b4fa3ff5bd0cb76c4214f5c9cc56"`
Dec 11 08:13:53.518 INFO running `"docker" "rm" "-f" "79482e516d142cb7cb20b694b1880c611c28b4fa3ff5bd0cb76c4214f5c9cc56"`
Dec 11 08:13:53.792 INFO [stdout] 79482e516d142cb7cb20b694b1880c611c28b4fa3ff5bd0cb76c4214f5c9cc56