[INFO] cloning repository https://github.com/halfburnttoast/tcpu1.1_emu_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halfburnttoast/tcpu1.1_emu_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalfburnttoast%2Ftcpu1.1_emu_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalfburnttoast%2Ftcpu1.1_emu_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d1c88f99db449dd53b80124747a7fd9e9b53107
[INFO] checking halfburnttoast/tcpu1.1_emu_rust against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalfburnttoast%2Ftcpu1.1_emu_rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/halfburnttoast/tcpu1.1_emu_rust
[INFO] finished tweaking git repo https://github.com/halfburnttoast/tcpu1.1_emu_rust
[INFO] tweaked toml for git repo https://github.com/halfburnttoast/tcpu1.1_emu_rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/halfburnttoast/tcpu1.1_emu_rust on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/halfburnttoast/tcpu1.1_emu_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da40bd792bd5917e95ad527ca427d888faef644490b6a56d3484e3d7789f6728
[INFO] running `Command { std: "docker" "start" "-a" "da40bd792bd5917e95ad527ca427d888faef644490b6a56d3484e3d7789f6728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da40bd792bd5917e95ad527ca427d888faef644490b6a56d3484e3d7789f6728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da40bd792bd5917e95ad527ca427d888faef644490b6a56d3484e3d7789f6728", kill_on_drop: false }`
[INFO] [stdout] da40bd792bd5917e95ad527ca427d888faef644490b6a56d3484e3d7789f6728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9661f9d16608b150a25ad46634425451e10c166b488a1265d6b064371d0f27ad
[INFO] running `Command { std: "docker" "start" "-a" "9661f9d16608b150a25ad46634425451e10c166b488a1265d6b064371d0f27ad", kill_on_drop: false }`
[INFO] [stderr]     Checking tcpu-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/tcpu.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |         panic!("Instruction not yet implemented");
[INFO] [stdout]     |         ----------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 294 |         self.reg_pc -= 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/tcpu.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |         panic!("Instruction not yet implemented");
[INFO] [stdout]     |         ----------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 294 |         self.reg_pc -= 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_type_of` is never used
[INFO] [stdout]  --> src/tcpu.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn print_type_of<T>(_: &T) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_max_cycles` and `test_cycle` are never used
[INFO] [stdout]    --> src/tcpu.rs:99:12
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  99 |     pub fn set_max_cycles(&mut self, num: i64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 429 |     pub fn test_cycle(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_type_of` is never used
[INFO] [stdout]  --> src/tcpu.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn print_type_of<T>(_: &T) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_max_cycles` and `test_cycle` are never used
[INFO] [stdout]    --> src/tcpu.rs:99:12
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  99 |     pub fn set_max_cycles(&mut self, num: i64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 429 |     pub fn test_cycle(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "9661f9d16608b150a25ad46634425451e10c166b488a1265d6b064371d0f27ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9661f9d16608b150a25ad46634425451e10c166b488a1265d6b064371d0f27ad", kill_on_drop: false }`
[INFO] [stdout] 9661f9d16608b150a25ad46634425451e10c166b488a1265d6b064371d0f27ad