[INFO] updating cached repository https://github.com/tomyamkum/make_cpu
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9afd7338a80dfce535aa677b5a4caec1e8354e8
[INFO] checking tomyamkum/make_cpu against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomyamkum%2Fmake_cpu" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomyamkum/make_cpu on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tomyamkum/make_cpu
[INFO] finished tweaking git repo https://github.com/tomyamkum/make_cpu
[INFO] tweaked toml for git repo https://github.com/tomyamkum/make_cpu written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tomyamkum/make_cpu already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 816f2577f6464af5a66f869a13679935184de78d3363e84cfebb6d08f5de7733
[INFO] running `"docker" "start" "-a" "816f2577f6464af5a66f869a13679935184de78d3363e84cfebb6d08f5de7733"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking make_cpu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/assembler.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn assemble() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/assembler.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn assemble() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/computer.rs:64:3
[INFO] [stderr]    |
[INFO] [stderr] 58 |           loop {
[INFO] [stderr]    |  _________-
[INFO] [stderr] 59 | |             let inst = self.rom.load([true; 16], cpu_result.pc, false);
[INFO] [stderr] 60 | |             cpu_result = self.cpu.next(inst, in_m, reset);
[INFO] [stderr] 61 | |             in_m = self.memory.load(cpu_result.out_memory, cpu_result.address_memory, cpu_result.write_memory);
[INFO] [stderr] 62 | |             println!("{:?}", self.memory.load([true; 16], [true,false,false,false,true,false,false,false,false,false,false,false,false,false,false], false));
[INFO] [stderr] 63 | |         }
[INFO] [stderr]    | |_________- any code following this expression is unreachable
[INFO] [stderr] 64 |           self.memory.load([false; 16], [false; 15], false)
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/computer.rs:64:3
[INFO] [stderr]    |
[INFO] [stderr] 58 |           loop {
[INFO] [stderr]    |  _________-
[INFO] [stderr] 59 | |             let inst = self.rom.load([true; 16], cpu_result.pc, false);
[INFO] [stderr] 60 | |             cpu_result = self.cpu.next(inst, in_m, reset);
[INFO] [stderr] 61 | |             in_m = self.memory.load(cpu_result.out_memory, cpu_result.address_memory, cpu_result.write_memory);
[INFO] [stderr] 62 | |             println!("{:?}", self.memory.load([true; 16], [true,false,false,false,true,false,false,false,false,false,false,false,false,false,false], false));
[INFO] [stderr] 63 | |         }
[INFO] [stderr]    | |_________- any code following this expression is unreachable
[INFO] [stderr] 64 |           self.memory.load([false; 16], [false; 15], false)
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `alu_result` is never read
[INFO] [stderr]   --> src/cpu.rs:31:7
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut alu_result = ALUResult {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `alu_result` is never read
[INFO] [stderr]   --> src/cpu.rs:31:7
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut alu_result = ALUResult {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `make_cpu::assembler::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use make_cpu::assembler::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `make_cpu::assembler::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use make_cpu::assembler::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "816f2577f6464af5a66f869a13679935184de78d3363e84cfebb6d08f5de7733"`
[INFO] running `"docker" "rm" "-f" "816f2577f6464af5a66f869a13679935184de78d3363e84cfebb6d08f5de7733"`
[INFO] [stdout] 816f2577f6464af5a66f869a13679935184de78d3363e84cfebb6d08f5de7733