[INFO] updating cached repository https://github.com/JerTH/armv7m-vm
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/JerTH/armv7m-vm
[INFO] [stderr]    d83579e..761cbfb  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 761cbfbcfb42fa3d5638b7f4f535ef914b48c9b7
[INFO] checking JerTH/armv7m-vm against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJerTH%2Farmv7m-vm" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JerTH/armv7m-vm on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/JerTH/armv7m-vm
[INFO] finished tweaking git repo https://github.com/JerTH/armv7m-vm
[INFO] tweaked toml for git repo https://github.com/JerTH/armv7m-vm written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/JerTH/armv7m-vm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded elfy v0.1.8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b695492a33cea0980e3b29d5ebe481d352e92c4e1e00fc75b60e3ce0b19cb09f
[INFO] running `"docker" "start" "-a" "b695492a33cea0980e3b29d5ebe481d352e92c4e1e00fc75b60e3ce0b19cb09f"`
[INFO] [stderr]     Checking elfy v0.1.8
[INFO] [stderr]     Checking armv7m-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/memory.rs:109:27
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn map(&mut self, address: usize, bytes: usize, align: usize) {
[INFO] [stderr]     |                           ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes`
[INFO] [stderr]    --> src/memory.rs:109:43
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn map(&mut self, address: usize, bytes: usize, align: usize) {
[INFO] [stderr]     |                                           ^^^^^ help: consider prefixing with an underscore: `_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `align`
[INFO] [stderr]    --> src/memory.rs:109:57
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn map(&mut self, address: usize, bytes: usize, align: usize) {
[INFO] [stderr]     |                                                         ^^^^^ help: consider prefixing with an underscore: `_align`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `memory`
[INFO] [stderr]   --> src/loader.rs:23:26
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn map_to(&self, memory: &Memory) {
[INFO] [stderr]    |                          ^^^^^^ help: consider prefixing with an underscore: `_memory`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/memory.rs:109:27
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn map(&mut self, address: usize, bytes: usize, align: usize) {
[INFO] [stderr]     |                           ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes`
[INFO] [stderr]    --> src/memory.rs:109:43
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn map(&mut self, address: usize, bytes: usize, align: usize) {
[INFO] [stderr]     |                                           ^^^^^ help: consider prefixing with an underscore: `_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `align`
[INFO] [stderr]    --> src/memory.rs:109:57
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn map(&mut self, address: usize, bytes: usize, align: usize) {
[INFO] [stderr]     |                                                         ^^^^^ help: consider prefixing with an underscore: `_align`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `memory`
[INFO] [stderr]   --> src/loader.rs:23:26
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn map_to(&self, memory: &Memory) {
[INFO] [stderr]    |                          ^^^^^^ help: consider prefixing with an underscore: `_memory`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `raw`
[INFO] [stderr]   --> src/memory.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     raw: Box<[u8]>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_base_address`
[INFO] [stderr]   --> src/loader.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn calculate_base_address() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `reg`
[INFO] [stderr]   --> src/processor.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     reg: RegisterBank,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mem`
[INFO] [stderr]   --> src/processor.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     mem: Memory,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fetch`
[INFO] [stderr]   --> src/processor.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn fetch(&self) -> InstrThumb16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fde_loop`
[INFO] [stderr]   --> src/processor.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fde_loop(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `raw`
[INFO] [stderr]   --> src/memory.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     raw: Box<[u8]>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_base_address`
[INFO] [stderr]   --> src/loader.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn calculate_base_address() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `reg`
[INFO] [stderr]   --> src/processor.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     reg: RegisterBank,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mem`
[INFO] [stderr]   --> src/processor.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     mem: Memory,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fetch`
[INFO] [stderr]   --> src/processor.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn fetch(&self) -> InstrThumb16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fde_loop`
[INFO] [stderr]   --> src/processor.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fde_loop(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `armv7m_vm::loader::ProgramLoader`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use armv7m_vm::loader::ProgramLoader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `armv7m_vm::loader::ProgramLoader`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use armv7m_vm::loader::ProgramLoader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `"docker" "inspect" "b695492a33cea0980e3b29d5ebe481d352e92c4e1e00fc75b60e3ce0b19cb09f"`
[INFO] running `"docker" "rm" "-f" "b695492a33cea0980e3b29d5ebe481d352e92c4e1e00fc75b60e3ce0b19cb09f"`
[INFO] [stdout] b695492a33cea0980e3b29d5ebe481d352e92c4e1e00fc75b60e3ce0b19cb09f