Dec 19 06:45:58.924 INFO checking totem3/machine against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:45:58.924 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/totem3/machine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:45:59.478 INFO [stdout] 6f1c0ba11c0144cb76dae6fb78522b1351a2bf078645915b5609059b92557c1a
Dec 19 06:45:59.480 INFO running `"docker" "start" "-a" "6f1c0ba11c0144cb76dae6fb78522b1351a2bf078645915b5609059b92557c1a"`
Dec 19 06:46:02.193 INFO [stderr]     Checking vm v0.1.0 (/opt/crater/workdir)
Dec 19 06:46:02.484 INFO [stderr] warning: unused import: `super::super::ops::ByteContainer`
Dec 19 06:46:02.485 INFO [stderr]    --> src/cpu.rs:174:9
Dec 19 06:46:02.485 INFO [stderr]     |
Dec 19 06:46:02.485 INFO [stderr] 174 |     use super::super::ops::ByteContainer;
Dec 19 06:46:02.486 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:46:02.486 INFO [stderr]     |
Dec 19 06:46:02.486 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 19 06:46:02.486 INFO [stderr] 
Dec 19 06:46:02.612 INFO [stderr] warning: unused variable: `lop`
Dec 19 06:46:02.613 INFO [stderr]   --> src/instruction.rs:38:31
Dec 19 06:46:02.613 INFO [stderr]    |
Dec 19 06:46:02.613 INFO [stderr] 38 |             Operation::Ld(ref lop, ref rop) => {
Dec 19 06:46:02.614 INFO [stderr]    |                               ^^^ help: consider using `_lop` instead
Dec 19 06:46:02.614 INFO [stderr]    |
Dec 19 06:46:02.614 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 06:46:02.615 INFO [stderr] 
Dec 19 06:46:02.615 INFO [stderr] warning: unused variable: `rop`
Dec 19 06:46:02.615 INFO [stderr]   --> src/instruction.rs:38:40
Dec 19 06:46:02.615 INFO [stderr]    |
Dec 19 06:46:02.615 INFO [stderr] 38 |             Operation::Ld(ref lop, ref rop) => {
Dec 19 06:46:02.615 INFO [stderr]    |                                        ^^^ help: consider using `_rop` instead
Dec 19 06:46:02.615 INFO [stderr] 
Dec 19 06:46:02.615 INFO [stderr] warning: unused variable: `lop`
Dec 19 06:46:02.615 INFO [stderr]   --> src/instruction.rs:41:32
Dec 19 06:46:02.615 INFO [stderr]    |
Dec 19 06:46:02.615 INFO [stderr] 41 |             Operation::Add(ref lop, ref rop) => {}
Dec 19 06:46:02.615 INFO [stderr]    |                                ^^^ help: consider using `_lop` instead
Dec 19 06:46:02.615 INFO [stderr] 
Dec 19 06:46:02.615 INFO [stderr] warning: unused variable: `rop`
Dec 19 06:46:02.615 INFO [stderr]   --> src/instruction.rs:41:41
Dec 19 06:46:02.615 INFO [stderr]    |
Dec 19 06:46:02.615 INFO [stderr] 41 |             Operation::Add(ref lop, ref rop) => {}
Dec 19 06:46:02.615 INFO [stderr]    |                                         ^^^ help: consider using `_rop` instead
Dec 19 06:46:02.615 INFO [stderr] 
Dec 19 06:46:02.615 INFO [stderr] warning: unused variable: `num`
Dec 19 06:46:02.615 INFO [stderr]   --> src/instruction.rs:51:33
Dec 19 06:46:02.615 INFO [stderr]    |
Dec 19 06:46:02.615 INFO [stderr] 51 |             (Operand::Reg16(ref num), ref Immediate16) => {
Dec 19 06:46:02.616 INFO [stderr]    |                                 ^^^ help: consider using `_num` instead
Dec 19 06:46:02.616 INFO [stderr] 
Dec 19 06:46:02.616 INFO [stderr] warning: unused variable: `Immediate16`
Dec 19 06:46:02.616 INFO [stderr]   --> src/instruction.rs:51:43
Dec 19 06:46:02.616 INFO [stderr]    |
Dec 19 06:46:02.616 INFO [stderr] 51 |             (Operand::Reg16(ref num), ref Immediate16) => {
Dec 19 06:46:02.616 INFO [stderr]    |                                           ^^^^^^^^^^^ help: consider using `_Immediate16` instead
Dec 19 06:46:02.616 INFO [stderr] 
Dec 19 06:46:02.616 INFO [stderr] warning: unused variable: `val`
Dec 19 06:46:02.616 INFO [stderr]   --> src/instruction.rs:52:21
Dec 19 06:46:02.616 INFO [stderr]    |
Dec 19 06:46:02.616 INFO [stderr] 52 |                 let val: u16 = ((args[1] as u16) << 8) | (args[0] as u16);
Dec 19 06:46:02.616 INFO [stderr]    |                     ^^^ help: consider using `_val` instead
Dec 19 06:46:02.616 INFO [stderr] 
Dec 19 06:46:02.616 INFO [stderr] warning: unused variable: `cpu`
Dec 19 06:46:02.616 INFO [stderr]   --> src/instruction.rs:45:20
Dec 19 06:46:02.616 INFO [stderr]    |
Dec 19 06:46:02.616 INFO [stderr] 45 |     fn load(&self, cpu: &mut Cpu, args: Vec<u8>) {
Dec 19 06:46:02.616 INFO [stderr]    |                    ^^^ help: consider using `_cpu` instead
Dec 19 06:46:02.616 INFO [stderr] 
Dec 19 06:46:02.647 INFO [stderr] warning: variable `Immediate16` should have a snake case name such as `immediate16`
Dec 19 06:46:02.647 INFO [stderr]   --> src/instruction.rs:51:39
Dec 19 06:46:02.647 INFO [stderr]    |
Dec 19 06:46:02.647 INFO [stderr] 51 |             (Operand::Reg16(ref num), ref Immediate16) => {
Dec 19 06:46:02.647 INFO [stderr]    |                                       ^^^^^^^^^^^^^^^
Dec 19 06:46:02.647 INFO [stderr]    |
Dec 19 06:46:02.647 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 06:46:02.647 INFO [stderr] 
Dec 19 06:46:02.703 INFO [stderr] warning: unused variable: `lop`
Dec 19 06:46:02.703 INFO [stderr]   --> src/instruction.rs:38:31
Dec 19 06:46:02.703 INFO [stderr]    |
Dec 19 06:46:02.703 INFO [stderr] 38 |             Operation::Ld(ref lop, ref rop) => {
Dec 19 06:46:02.703 INFO [stderr]    |                               ^^^ help: consider using `_lop` instead
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.704 INFO [stderr] warning: unused variable: `rop`
Dec 19 06:46:02.704 INFO [stderr]   --> src/instruction.rs:38:40
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr] 38 |             Operation::Ld(ref lop, ref rop) => {
Dec 19 06:46:02.704 INFO [stderr]    |                                        ^^^ help: consider using `_rop` instead
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.704 INFO [stderr] warning: unused variable: `lop`
Dec 19 06:46:02.704 INFO [stderr]   --> src/instruction.rs:41:32
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr] 41 |             Operation::Add(ref lop, ref rop) => {}
Dec 19 06:46:02.704 INFO [stderr]    |                                ^^^ help: consider using `_lop` instead
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.704 INFO [stderr] warning: unused variable: `rop`
Dec 19 06:46:02.704 INFO [stderr]   --> src/instruction.rs:41:41
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr] 41 |             Operation::Add(ref lop, ref rop) => {}
Dec 19 06:46:02.704 INFO [stderr]    |                                         ^^^ help: consider using `_rop` instead
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.704 INFO [stderr] warning: unused variable: `num`
Dec 19 06:46:02.704 INFO [stderr]   --> src/instruction.rs:51:33
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr] 51 |             (Operand::Reg16(ref num), ref Immediate16) => {
Dec 19 06:46:02.704 INFO [stderr]    |                                 ^^^ help: consider using `_num` instead
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.704 INFO [stderr] warning: unused variable: `Immediate16`
Dec 19 06:46:02.704 INFO [stderr]   --> src/instruction.rs:51:43
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr] 51 |             (Operand::Reg16(ref num), ref Immediate16) => {
Dec 19 06:46:02.704 INFO [stderr]    |                                           ^^^^^^^^^^^ help: consider using `_Immediate16` instead
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.704 INFO [stderr] warning: unused variable: `val`
Dec 19 06:46:02.704 INFO [stderr]   --> src/instruction.rs:52:21
Dec 19 06:46:02.704 INFO [stderr]    |
Dec 19 06:46:02.704 INFO [stderr] 52 |                 let val: u16 = ((args[1] as u16) << 8) | (args[0] as u16);
Dec 19 06:46:02.704 INFO [stderr]    |                     ^^^ help: consider using `_val` instead
Dec 19 06:46:02.704 INFO [stderr] 
Dec 19 06:46:02.705 INFO [stderr] warning: unused variable: `cpu`
Dec 19 06:46:02.705 INFO [stderr]   --> src/instruction.rs:45:20
Dec 19 06:46:02.705 INFO [stderr]    |
Dec 19 06:46:02.705 INFO [stderr] 45 |     fn load(&self, cpu: &mut Cpu, args: Vec<u8>) {
Dec 19 06:46:02.705 INFO [stderr]    |                    ^^^ help: consider using `_cpu` instead
Dec 19 06:46:02.705 INFO [stderr] 
Dec 19 06:46:02.772 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:46:02.773 INFO [stderr]    --> src/cpu.rs:191:13
Dec 19 06:46:02.773 INFO [stderr]     |
Dec 19 06:46:02.773 INFO [stderr] 191 |         let mut b = match cpu.reg16(Register16::SP) {
Dec 19 06:46:02.773 INFO [stderr]     |             ----^
Dec 19 06:46:02.773 INFO [stderr]     |             |
Dec 19 06:46:02.773 INFO [stderr]     |             help: remove this `mut`
Dec 19 06:46:02.774 INFO [stderr]     |
Dec 19 06:46:02.774 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 06:46:02.774 INFO [stderr] 
Dec 19 06:46:02.774 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:46:02.774 INFO [stderr]    --> src/cpu.rs:204:13
Dec 19 06:46:02.774 INFO [stderr]     |
Dec 19 06:46:02.774 INFO [stderr] 204 |         let mut b = match cpu.reg16(Register16::BC) {
Dec 19 06:46:02.774 INFO [stderr]     |             ----^
Dec 19 06:46:02.774 INFO [stderr]     |             |
Dec 19 06:46:02.774 INFO [stderr]     |             help: remove this `mut`
Dec 19 06:46:02.774 INFO [stderr] 
Dec 19 06:46:02.870 INFO [stderr] warning: variable `Immediate16` should have a snake case name such as `immediate16`
Dec 19 06:46:02.870 INFO [stderr]   --> src/instruction.rs:51:39
Dec 19 06:46:02.870 INFO [stderr]    |
Dec 19 06:46:02.870 INFO [stderr] 51 |             (Operand::Reg16(ref num), ref Immediate16) => {
Dec 19 06:46:02.870 INFO [stderr]    |                                       ^^^^^^^^^^^^^^^
Dec 19 06:46:02.870 INFO [stderr]    |
Dec 19 06:46:02.870 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 06:46:02.870 INFO [stderr] 
Dec 19 06:46:03.068 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 19 06:46:04.091 INFO running `"docker" "inspect" "6f1c0ba11c0144cb76dae6fb78522b1351a2bf078645915b5609059b92557c1a"`
Dec 19 06:46:04.360 INFO running `"docker" "rm" "-f" "6f1c0ba11c0144cb76dae6fb78522b1351a2bf078645915b5609059b92557c1a"`
Dec 19 06:46:04.716 INFO [stdout] 6f1c0ba11c0144cb76dae6fb78522b1351a2bf078645915b5609059b92557c1a