[INFO] cloning repository https://github.com/robot-rover/cpusim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robot-rover/cpusim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobot-rover%2Fcpusim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobot-rover%2Fcpusim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91d70cb34415086d0e4cd820c936c42813679dc9
[INFO] checking robot-rover/cpusim against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobot-rover%2Fcpusim" "/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/robot-rover/cpusim
[INFO] finished tweaking git repo https://github.com/robot-rover/cpusim
[INFO] tweaked toml for git repo https://github.com/robot-rover/cpusim written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robot-rover/cpusim on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robot-rover/cpusim 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmake v0.1.52
[INFO] [stderr]   Downloaded gdbstub_arch v0.3.1
[INFO] [stderr]   Downloaded gdbstub v0.7.3
[INFO] [stderr]   Downloaded elf v0.7.4
[INFO] [stderr]   Downloaded unicorn-engine v2.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb
[INFO] running `Command { std: "docker" "start" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking elf v0.7.4
[INFO] [stderr]    Compiling cmake v0.1.52
[INFO] [stderr]    Compiling unicorn-engine v2.1.1
[INFO] [stderr]     Checking gdbstub v0.7.3
[INFO] [stderr]     Checking gdbstub_arch v0.3.1
[INFO] [stderr]     Checking cpusim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/gdb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SECOND_SCALE`
[INFO] [stdout]   --> src/main.rs:14:61
[INFO] [stdout]    |
[INFO] [stdout] 14 | use unicorn_engine::unicorn_const::{Arch, Mode, Permission, SECOND_SCALE};
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/gdb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SECOND_SCALE`
[INFO] [stdout]   --> src/main.rs:14:61
[INFO] [stdout]    |
[INFO] [stdout] 14 | use unicorn_engine::unicorn_const::{Arch, Mode, Permission, SECOND_SCALE};
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/gdb.rs:92:64
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let handle = self.uni.add_code_hook(addr, addr , |uni, addr, instr_size| uni.emu_stop().unwrap()).unwrap();
[INFO] [stdout]    |                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instr_size`
[INFO] [stdout]   --> src/gdb.rs:92:70
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let handle = self.uni.add_code_hook(addr, addr , |uni, addr, instr_size| uni.emu_stop().unwrap()).unwrap();
[INFO] [stdout]    |                                                                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instr_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/gdb.rs:92:64
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let handle = self.uni.add_code_hook(addr, addr , |uni, addr, instr_size| uni.emu_stop().unwrap()).unwrap();
[INFO] [stdout]    |                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instr_size`
[INFO] [stdout]   --> src/gdb.rs:92:70
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let handle = self.uni.add_code_hook(addr, addr , |uni, addr, instr_size| uni.emu_stop().unwrap()).unwrap();
[INFO] [stdout]    |                                                                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instr_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/gdb.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         target: &mut Self::Target,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/gdb.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         target: &mut Self::Target,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 10s
[INFO] running `Command { std: "docker" "inspect" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb", kill_on_drop: false }`
[INFO] [stdout] e0478d4ba839e8bf47067e7aaca7889a51d398916cb32a1347a1a026934799eb
