Nov 27 23:40:23.243 INFO checking nickbnf/plic against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 23:40:23.244 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 23:40:23.708 INFO [stdout] 3916fb361fdf4b3c28de4c801a0882c36fbc0996c08d3ea9c64afded03cb82de
Nov 27 23:40:23.710 INFO running `"docker" "start" "-a" "3916fb361fdf4b3c28de4c801a0882c36fbc0996c08d3ea9c64afded03cb82de"`
Nov 27 23:40:25.859 INFO [stderr] usermod: no changes
Nov 27 23:40:26.000 INFO [stderr]     Checking matches v0.1.2
Nov 27 23:40:26.000 INFO [stderr]     Checking term_size v0.2.1
Nov 27 23:40:26.000 INFO [stderr]     Checking nix v0.5.1
Nov 27 23:40:26.708 INFO [stderr]     Checking clap v2.13.0
Nov 27 23:40:30.498 INFO [stderr]     Checking rustyline v1.0.0
Nov 27 23:40:32.280 INFO [stderr]     Checking plic v0.1.0 (/source)
Nov 27 23:40:32.716 INFO [stderr] warning: unused `#[macro_use]` import
Nov 27 23:40:32.717 INFO [stderr]  --> src/main.rs:1:1
Nov 27 23:40:32.717 INFO [stderr]   |
Nov 27 23:40:32.718 INFO [stderr] 1 | #[macro_use] extern crate matches;
Nov 27 23:40:32.718 INFO [stderr]   | ^^^^^^^^^^^^
Nov 27 23:40:32.718 INFO [stderr]   |
Nov 27 23:40:32.719 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:40:32.719 INFO [stderr] 
Nov 27 23:40:32.801 INFO [stderr] warning: value assigned to `s` is never read
Nov 27 23:40:32.802 INFO [stderr]   --> src/eval/builtins.rs:15:13
Nov 27 23:40:32.802 INFO [stderr]    |
Nov 27 23:40:32.802 INFO [stderr] 15 |     let mut s = 0;
Nov 27 23:40:32.802 INFO [stderr]    |             ^
Nov 27 23:40:32.803 INFO [stderr]    |
Nov 27 23:40:32.803 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 27 23:40:32.803 INFO [stderr] 
Nov 27 23:40:32.804 INFO [stderr] warning: unused variable: `file`
Nov 27 23:40:32.804 INFO [stderr]   --> src/main.rs:29:23
Nov 27 23:40:32.804 INFO [stderr]    |
Nov 27 23:40:32.805 INFO [stderr] 29 |     else if let Some( file ) = matches.value_of("INPUT") {
Nov 27 23:40:32.805 INFO [stderr]    |                       ^^^^ help: consider using `_file` instead
Nov 27 23:40:32.805 INFO [stderr]    |
Nov 27 23:40:32.805 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:40:32.806 INFO [stderr] 
Nov 27 23:40:32.832 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:32.832 INFO [stderr]   --> src/eval/mod.rs:95:24
Nov 27 23:40:32.832 INFO [stderr]    |
Nov 27 23:40:32.833 INFO [stderr] 95 | fn copy_expression<T>( mut tokens: &mut T, copy: String ) -> Result<String,EvalError>
Nov 27 23:40:32.833 INFO [stderr]    |                        ----^^^^^^
Nov 27 23:40:32.833 INFO [stderr]    |                        |
Nov 27 23:40:32.834 INFO [stderr]    |                        help: remove this `mut`
Nov 27 23:40:32.834 INFO [stderr]    |
Nov 27 23:40:32.834 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:40:32.835 INFO [stderr] 
Nov 27 23:40:32.835 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:32.835 INFO [stderr]    --> src/eval/mod.rs:124:28
Nov 27 23:40:32.835 INFO [stderr]     |
Nov 27 23:40:32.836 INFO [stderr] 124 | fn evaluate_expression<T>( mut tokens: &mut T, env: &mut Environment ) -> Result<PlicType,EvalError>
Nov 27 23:40:32.836 INFO [stderr]     |                            ----^^^^^^
Nov 27 23:40:32.836 INFO [stderr]     |                            |
Nov 27 23:40:32.837 INFO [stderr]     |                            help: remove this `mut`
Nov 27 23:40:32.837 INFO [stderr] 
Nov 27 23:40:32.837 INFO [stderr] warning: variant is never constructed: `Pair`
Nov 27 23:40:32.837 INFO [stderr]   --> src/eval/mod.rs:24:5
Nov 27 23:40:32.838 INFO [stderr]    |
Nov 27 23:40:32.838 INFO [stderr] 24 |     Pair(HeapIndex, HeapIndex),
Nov 27 23:40:32.838 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:40:32.838 INFO [stderr]    |
Nov 27 23:40:32.838 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 23:40:32.839 INFO [stderr] 
Nov 27 23:40:33.056 INFO [stderr] warning: value assigned to `s` is never read
Nov 27 23:40:33.056 INFO [stderr]   --> src/eval/builtins.rs:15:13
Nov 27 23:40:33.056 INFO [stderr]    |
Nov 27 23:40:33.056 INFO [stderr] 15 |     let mut s = 0;
Nov 27 23:40:33.056 INFO [stderr]    |             ^
Nov 27 23:40:33.056 INFO [stderr]    |
Nov 27 23:40:33.056 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 27 23:40:33.056 INFO [stderr] 
Nov 27 23:40:33.056 INFO [stderr] warning: unused variable: `file`
Nov 27 23:40:33.056 INFO [stderr]   --> src/main.rs:29:23
Nov 27 23:40:33.056 INFO [stderr]    |
Nov 27 23:40:33.056 INFO [stderr] 29 |     else if let Some( file ) = matches.value_of("INPUT") {
Nov 27 23:40:33.056 INFO [stderr]    |                       ^^^^ help: consider using `_file` instead
Nov 27 23:40:33.056 INFO [stderr]    |
Nov 27 23:40:33.056 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:40:33.056 INFO [stderr] 
Nov 27 23:40:33.058 INFO [stderr] warning: unused variable: `env`
Nov 27 23:40:33.058 INFO [stderr]    --> src/eval/mod.rs:269:17
Nov 27 23:40:33.058 INFO [stderr]     |
Nov 27 23:40:33.058 INFO [stderr] 269 |         let mut env = super::Environment::new();
Nov 27 23:40:33.058 INFO [stderr]     |                 ^^^ help: consider using `_env` instead
Nov 27 23:40:33.058 INFO [stderr] 
Nov 27 23:40:33.058 INFO [stderr] warning: unused variable: `env`
Nov 27 23:40:33.058 INFO [stderr]    --> src/eval/mod.rs:286:17
Nov 27 23:40:33.058 INFO [stderr]     |
Nov 27 23:40:33.059 INFO [stderr] 286 |         let mut env = super::Environment::new();
Nov 27 23:40:33.059 INFO [stderr]     |                 ^^^ help: consider using `_env` instead
Nov 27 23:40:33.059 INFO [stderr] 
Nov 27 23:40:33.059 INFO [stderr] warning: unused variable: `env`
Nov 27 23:40:33.059 INFO [stderr]    --> src/eval/mod.rs:306:17
Nov 27 23:40:33.059 INFO [stderr]     |
Nov 27 23:40:33.059 INFO [stderr] 306 |         let mut env = super::Environment::new();
Nov 27 23:40:33.059 INFO [stderr]     |                 ^^^ help: consider using `_env` instead
Nov 27 23:40:33.059 INFO [stderr] 
Nov 27 23:40:33.091 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:33.091 INFO [stderr]   --> src/eval/mod.rs:95:24
Nov 27 23:40:33.091 INFO [stderr]    |
Nov 27 23:40:33.091 INFO [stderr] 95 | fn copy_expression<T>( mut tokens: &mut T, copy: String ) -> Result<String,EvalError>
Nov 27 23:40:33.091 INFO [stderr]    |                        ----^^^^^^
Nov 27 23:40:33.091 INFO [stderr]    |                        |
Nov 27 23:40:33.091 INFO [stderr]    |                        help: remove this `mut`
Nov 27 23:40:33.091 INFO [stderr]    |
Nov 27 23:40:33.091 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:40:33.091 INFO [stderr] 
Nov 27 23:40:33.094 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:33.094 INFO [stderr]    --> src/eval/mod.rs:124:28
Nov 27 23:40:33.094 INFO [stderr]     |
Nov 27 23:40:33.094 INFO [stderr] 124 | fn evaluate_expression<T>( mut tokens: &mut T, env: &mut Environment ) -> Result<PlicType,EvalError>
Nov 27 23:40:33.094 INFO [stderr]     |                            ----^^^^^^
Nov 27 23:40:33.094 INFO [stderr]     |                            |
Nov 27 23:40:33.094 INFO [stderr]     |                            help: remove this `mut`
Nov 27 23:40:33.094 INFO [stderr] 
Nov 27 23:40:33.104 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:33.104 INFO [stderr]    --> src/eval/mod.rs:269:13
Nov 27 23:40:33.104 INFO [stderr]     |
Nov 27 23:40:33.104 INFO [stderr] 269 |         let mut env = super::Environment::new();
Nov 27 23:40:33.104 INFO [stderr]     |             ----^^^
Nov 27 23:40:33.104 INFO [stderr]     |             |
Nov 27 23:40:33.104 INFO [stderr]     |             help: remove this `mut`
Nov 27 23:40:33.104 INFO [stderr] 
Nov 27 23:40:33.112 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:33.112 INFO [stderr]    --> src/eval/mod.rs:286:13
Nov 27 23:40:33.112 INFO [stderr]     |
Nov 27 23:40:33.112 INFO [stderr] 286 |         let mut env = super::Environment::new();
Nov 27 23:40:33.112 INFO [stderr]     |             ----^^^
Nov 27 23:40:33.112 INFO [stderr]     |             |
Nov 27 23:40:33.112 INFO [stderr]     |             help: remove this `mut`
Nov 27 23:40:33.112 INFO [stderr] 
Nov 27 23:40:33.112 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:40:33.112 INFO [stderr]    --> src/eval/mod.rs:306:13
Nov 27 23:40:33.112 INFO [stderr]     |
Nov 27 23:40:33.112 INFO [stderr] 306 |         let mut env = super::Environment::new();
Nov 27 23:40:33.112 INFO [stderr]     |             ----^^^
Nov 27 23:40:33.112 INFO [stderr]     |             |
Nov 27 23:40:33.112 INFO [stderr]     |             help: remove this `mut`
Nov 27 23:40:33.112 INFO [stderr] 
Nov 27 23:40:33.112 INFO [stderr] warning: variant is never constructed: `Pair`
Nov 27 23:40:33.112 INFO [stderr]   --> src/eval/mod.rs:24:5
Nov 27 23:40:33.112 INFO [stderr]    |
Nov 27 23:40:33.112 INFO [stderr] 24 |     Pair(HeapIndex, HeapIndex),
Nov 27 23:40:33.112 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:40:33.112 INFO [stderr]    |
Nov 27 23:40:33.112 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 23:40:33.112 INFO [stderr] 
Nov 27 23:40:33.153 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.26s
Nov 27 23:40:33.157 INFO [stderr] su: No module specific data is present
Nov 27 23:40:34.004 INFO running `"docker" "inspect" "3916fb361fdf4b3c28de4c801a0882c36fbc0996c08d3ea9c64afded03cb82de"`
Nov 27 23:40:34.260 INFO running `"docker" "rm" "-f" "3916fb361fdf4b3c28de4c801a0882c36fbc0996c08d3ea9c64afded03cb82de"`
Nov 27 23:40:34.550 INFO [stdout] 3916fb361fdf4b3c28de4c801a0882c36fbc0996c08d3ea9c64afded03cb82de