[INFO] cloning repository https://github.com/TheLocust3/simple-virtual-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheLocust3/simple-virtual-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLocust3%2Fsimple-virtual-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLocust3%2Fsimple-virtual-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd9b4359051db391a4394de45ea85cbda591655a
[INFO] checking TheLocust3/simple-virtual-machine against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLocust3%2Fsimple-virtual-machine" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheLocust3/simple-virtual-machine on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheLocust3/simple-virtual-machine
[INFO] finished tweaking git repo https://github.com/TheLocust3/simple-virtual-machine
[INFO] tweaked toml for git repo https://github.com/TheLocust3/simple-virtual-machine written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/TheLocust3/simple-virtual-machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5c039166eb5e9b05e9a13b4ca8afbfccf7829d0d8b9417f1fc6ded08ba6ddb0
[INFO] running `Command { std: "docker" "start" "-a" "d5c039166eb5e9b05e9a13b4ca8afbfccf7829d0d8b9417f1fc6ded08ba6ddb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5c039166eb5e9b05e9a13b4ca8afbfccf7829d0d8b9417f1fc6ded08ba6ddb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c039166eb5e9b05e9a13b4ca8afbfccf7829d0d8b9417f1fc6ded08ba6ddb0", kill_on_drop: false }`
[INFO] [stdout] d5c039166eb5e9b05e9a13b4ca8afbfccf7829d0d8b9417f1fc6ded08ba6ddb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d75c5b254c09ce6fcb4cb9ebade2f6ee923c5e3ad073e5adc2e2d29b0caf188f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d75c5b254c09ce6fcb4cb9ebade2f6ee923c5e3ad073e5adc2e2d29b0caf188f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bitwise v0.1.0 (/opt/rustwide/workdir/bitwise)
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking asm v0.1.0 (/opt/rustwide/workdir/asm)
[INFO] [stderr]     Checking emu v0.1.0 (/opt/rustwide/workdir/emu)
[INFO] [stdout] warning: unused import: `instructions::instruction_return::MemoryReturn`
[INFO] [stdout]  --> emu/src/instructions/miscellaneous.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use instructions::instruction_return::MemoryReturn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `memory::Memory`
[INFO] [stdout]  --> emu/src/computer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use memory::Memory;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> asm/src/parser/parse.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{info, error};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::parse_address`
[INFO] [stdout]  --> asm/src/converter/subroutines/temp_register.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use data::parse_address;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::parse_address`
[INFO] [stdout]  --> asm/src/converter/arithmetic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use data::parse_address;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `recognizers::is_address`
[INFO] [stdout]  --> asm/src/converter/miscellaneous.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use recognizers::is_address;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::parse_address`
[INFO] [stdout]  --> asm/src/converter/miscellaneous.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use data::parse_address;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `register::get_dest_reg`
[INFO] [stdout]  --> asm/src/converter/control.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use register::get_dest_reg;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> asm/src/converter/convert.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{info, error};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> asm/src/converter/arithmetic.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn should_compile_add(dest: &str, input: &str) -> bool {
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> asm/src/converter/arithmetic.rs:45:39
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn should_compile_sub(dest: &str, input: &str) -> bool {
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> asm/src/converter/bitwise.rs:22:39
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn should_compile_and(dest: &str, input: &str) -> bool {
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> asm/src/converter/bitwise.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn should_compile_or(dest: &str, input: &str) -> bool {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> emu/src/cpu/executor_functions.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut out_cpu = cpu;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> asm/src/converter/control.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut compiled: Vec<Instruction> = Vec::new();
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> emu/src/cpu/executor_functions.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut out_cpu = cpu;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> emu/src/cpu/executor_functions.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut out_cpu = cpu;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> emu/src/cpu/executor_functions.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut out_cpu = cpu;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> emu/src/cpu/executor_functions.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut out_cpu = cpu;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> emu/src/cpu/executor_functions.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut out_cpu = cpu;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> emu/src/cpu/executor_functions.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let mut out_cpu = cpu;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `asm::run::run as compile`
[INFO] [stdout]  --> tests/test_flags.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use asm::run::run as compile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `emu::test_program::test_program`
[INFO] [stdout]  --> tests/test_flags.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use emu::test_program::test_program;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.38s
[INFO] running `Command { std: "docker" "inspect" "d75c5b254c09ce6fcb4cb9ebade2f6ee923c5e3ad073e5adc2e2d29b0caf188f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75c5b254c09ce6fcb4cb9ebade2f6ee923c5e3ad073e5adc2e2d29b0caf188f", kill_on_drop: false }`
[INFO] [stdout] d75c5b254c09ce6fcb4cb9ebade2f6ee923c5e3ad073e5adc2e2d29b0caf188f