Oct 13 13:13:47.791 INFO checking jazz_vm-0.1.5 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 13:13:47.791 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 13:13:48.054 INFO blam! 3f3b99897c8e36c1989f36c0e012cbf608489c92fc49ca1d0b505b9c052adf8c
Oct 13 13:13:48.060 INFO running `"docker" "start" "-a" "3f3b99897c8e36c1989f36c0e012cbf608489c92fc49ca1d0b505b9c052adf8c"`
Oct 13 13:13:48.628 INFO kablam! usermod: no changes
Oct 13 13:13:48.752 INFO kablam!     Checking jazz_vm v0.1.5 (/source)
Oct 13 13:13:50.272 INFO kablam! warning: unused import: `std::fmt::Debug`
Oct 13 13:13:50.272 INFO kablam!  --> src/fixed_array.rs:1:5
Oct 13 13:13:50.272 INFO kablam!   |
Oct 13 13:13:50.272 INFO kablam! 1 | use std::fmt::Debug;
Oct 13 13:13:50.272 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 13:13:50.272 INFO kablam!   |
Oct 13 13:13:50.272 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 13:13:50.272 INFO kablam! 
Oct 13 13:13:50.468 INFO kablam! warning: unused import: `std::fmt::Debug`
Oct 13 13:13:50.468 INFO kablam!  --> src/fixed_array.rs:1:5
Oct 13 13:13:50.468 INFO kablam!   |
Oct 13 13:13:50.468 INFO kablam! 1 | use std::fmt::Debug;
Oct 13 13:13:50.468 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 13:13:50.468 INFO kablam!   |
Oct 13 13:13:50.468 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 13:13:50.468 INFO kablam! 
Oct 13 13:13:53.001 INFO kablam! warning: variable does not need to be mutable
Oct 13 13:13:53.001 INFO kablam!    --> src/basic_block.rs:464:37
Oct 13 13:13:53.001 INFO kablam!     |
Oct 13 13:13:53.001 INFO kablam! 464 |                                 let mut target_opcode: Option<OpCode> = const_get_field_to_opcode(
Oct 13 13:13:53.001 INFO kablam!     |                                     ----^^^^^^^^^^^^^
Oct 13 13:13:53.001 INFO kablam!     |                                     |
Oct 13 13:13:53.001 INFO kablam!     |                                     help: remove this `mut`
Oct 13 13:13:53.001 INFO kablam!     |
Oct 13 13:13:53.001 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 13:13:53.002 INFO kablam! 
Oct 13 13:13:53.352 INFO kablam! warning: unused variable: `ctx`
Oct 13 13:13:53.352 INFO kablam!   --> src/hybrid/jit_test.rs:15:31
Oct 13 13:13:53.352 INFO kablam!    |
Oct 13 13:13:53.352 INFO kablam! 15 |     fn invoke_function(&self, ctx: &CommonProgramContext, id: usize) -> bool {
Oct 13 13:13:53.352 INFO kablam!    |                               ^^^ help: consider using `_ctx` instead
Oct 13 13:13:53.352 INFO kablam!    |
Oct 13 13:13:53.352 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 13:13:53.352 INFO kablam! 
Oct 13 13:13:53.352 INFO kablam! warning: unused variable: `id`
Oct 13 13:13:53.352 INFO kablam!   --> src/hybrid/jit_test.rs:15:59
Oct 13 13:13:53.353 INFO kablam!    |
Oct 13 13:13:53.353 INFO kablam! 15 |     fn invoke_function(&self, ctx: &CommonProgramContext, id: usize) -> bool {
Oct 13 13:13:53.353 INFO kablam!    |                                                           ^^ help: consider using `_id` instead
Oct 13 13:13:53.353 INFO kablam! 
Oct 13 13:13:54.572 INFO kablam! warning: variable does not need to be mutable
Oct 13 13:13:54.573 INFO kablam!    --> src/basic_block.rs:464:37
Oct 13 13:13:54.573 INFO kablam!     |
Oct 13 13:13:54.573 INFO kablam! 464 |                                 let mut target_opcode: Option<OpCode> = const_get_field_to_opcode(
Oct 13 13:13:54.573 INFO kablam!     |                                     ----^^^^^^^^^^^^^
Oct 13 13:13:54.573 INFO kablam!     |                                     |
Oct 13 13:13:54.573 INFO kablam!     |                                     help: remove this `mut`
Oct 13 13:13:54.573 INFO kablam!     |
Oct 13 13:13:54.573 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 13:13:54.573 INFO kablam! 
Oct 13 13:13:56.636 INFO kablam! warning: unused import: `std::fmt::Debug`
Oct 13 13:13:56.636 INFO kablam!  --> src/fixed_array.rs:1:5
Oct 13 13:13:56.636 INFO kablam!   |
Oct 13 13:13:56.636 INFO kablam! 1 | use std::fmt::Debug;
Oct 13 13:13:56.636 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 13:13:56.636 INFO kablam!   |
Oct 13 13:13:56.636 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 13:13:56.636 INFO kablam! 
Oct 13 13:13:56.656 INFO kablam! warning: unused import: `value::ValueContext`
Oct 13 13:13:56.656 INFO kablam!   --> src/main.rs:40:5
Oct 13 13:13:56.656 INFO kablam!    |
Oct 13 13:13:56.656 INFO kablam! 40 | use value::ValueContext;
Oct 13 13:13:56.656 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 13:13:56.656 INFO kablam! 
Oct 13 13:13:56.656 INFO kablam! warning: unused import: `value::Value`
Oct 13 13:13:56.656 INFO kablam!   --> src/main.rs:41:5
Oct 13 13:13:56.656 INFO kablam!    |
Oct 13 13:13:56.656 INFO kablam! 41 | use value::Value;
Oct 13 13:13:56.656 INFO kablam!    |     ^^^^^^^^^^^^
Oct 13 13:13:56.656 INFO kablam! 
Oct 13 13:13:56.811 INFO kablam! warning: unused import: `std::fmt::Debug`
Oct 13 13:13:56.811 INFO kablam!  --> src/fixed_array.rs:1:5
Oct 13 13:13:56.811 INFO kablam!   |
Oct 13 13:13:56.811 INFO kablam! 1 | use std::fmt::Debug;
Oct 13 13:13:56.811 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 13:13:56.811 INFO kablam!   |
Oct 13 13:13:56.811 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 13:13:56.811 INFO kablam! 
Oct 13 13:13:56.836 INFO kablam! warning: unused import: `value::ValueContext`
Oct 13 13:13:56.836 INFO kablam!   --> src/main.rs:40:5
Oct 13 13:13:56.836 INFO kablam!    |
Oct 13 13:13:56.836 INFO kablam! 40 | use value::ValueContext;
Oct 13 13:13:56.836 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 13:13:56.836 INFO kablam! 
Oct 13 13:13:56.836 INFO kablam! warning: unused import: `value::Value`
Oct 13 13:13:56.836 INFO kablam!   --> src/main.rs:41:5
Oct 13 13:13:56.836 INFO kablam!    |
Oct 13 13:13:56.836 INFO kablam! 41 | use value::Value;
Oct 13 13:13:56.836 INFO kablam!    |     ^^^^^^^^^^^^
Oct 13 13:13:56.836 INFO kablam! 
Oct 13 13:13:59.369 INFO kablam! warning: unused variable: `ctx`
Oct 13 13:13:59.369 INFO kablam!   --> src/hybrid/jit_test.rs:15:31
Oct 13 13:13:59.369 INFO kablam!    |
Oct 13 13:13:59.369 INFO kablam! 15 |     fn invoke_function(&self, ctx: &CommonProgramContext, id: usize) -> bool {
Oct 13 13:13:59.369 INFO kablam!    |                               ^^^ help: consider using `_ctx` instead
Oct 13 13:13:59.370 INFO kablam!    |
Oct 13 13:13:59.370 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 13:13:59.370 INFO kablam! 
Oct 13 13:13:59.370 INFO kablam! warning: unused variable: `id`
Oct 13 13:13:59.370 INFO kablam!   --> src/hybrid/jit_test.rs:15:59
Oct 13 13:13:59.370 INFO kablam!    |
Oct 13 13:13:59.370 INFO kablam! 15 |     fn invoke_function(&self, ctx: &CommonProgramContext, id: usize) -> bool {
Oct 13 13:13:59.370 INFO kablam!    |                                                           ^^ help: consider using `_id` instead
Oct 13 13:13:59.370 INFO kablam! 
Oct 13 13:13:59.799 INFO kablam! warning: variable does not need to be mutable
Oct 13 13:13:59.799 INFO kablam!    --> src/basic_block.rs:464:37
Oct 13 13:13:59.800 INFO kablam!     |
Oct 13 13:13:59.800 INFO kablam! 464 |                                 let mut target_opcode: Option<OpCode> = const_get_field_to_opcode(
Oct 13 13:13:59.800 INFO kablam!     |                                     ----^^^^^^^^^^^^^
Oct 13 13:13:59.800 INFO kablam!     |                                     |
Oct 13 13:13:59.800 INFO kablam!     |                                     help: remove this `mut`
Oct 13 13:13:59.800 INFO kablam!     |
Oct 13 13:13:59.800 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 13:13:59.800 INFO kablam! 
Oct 13 13:14:00.042 INFO kablam! warning: variable does not need to be mutable
Oct 13 13:14:00.042 INFO kablam!    --> src/basic_block.rs:464:37
Oct 13 13:14:00.042 INFO kablam!     |
Oct 13 13:14:00.042 INFO kablam! 464 |                                 let mut target_opcode: Option<OpCode> = const_get_field_to_opcode(
Oct 13 13:14:00.042 INFO kablam!     |                                     ----^^^^^^^^^^^^^
Oct 13 13:14:00.042 INFO kablam!     |                                     |
Oct 13 13:14:00.042 INFO kablam!     |                                     help: remove this `mut`
Oct 13 13:14:00.042 INFO kablam!     |
Oct 13 13:14:00.042 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 13:14:00.042 INFO kablam! 
Oct 13 13:14:00.191 INFO kablam! warning: constant item is never used: `END`
Oct 13 13:14:00.191 INFO kablam!    --> src/main.rs:122:5
Oct 13 13:14:00.191 INFO kablam!     |
Oct 13 13:14:00.191 INFO kablam! 122 |     const END: i64 = 100000;
Oct 13 13:14:00.191 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 13:14:00.191 INFO kablam!     |
Oct 13 13:14:00.191 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 13:14:00.191 INFO kablam! 
Oct 13 13:14:00.518 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.85s
Oct 13 13:14:00.531 INFO kablam! su: No module specific data is present
Oct 13 13:14:01.124 INFO running `"docker" "rm" "-f" "3f3b99897c8e36c1989f36c0e012cbf608489c92fc49ca1d0b505b9c052adf8c"`
Oct 13 13:14:01.416 INFO blam! 3f3b99897c8e36c1989f36c0e012cbf608489c92fc49ca1d0b505b9c052adf8c