[INFO] cloning repository https://github.com/yuteno/rust-RISC-V
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuteno/rust-RISC-V" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuteno%2Frust-RISC-V"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuteno%2Frust-RISC-V'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ab409a2825b95838c269ebd2eaa29adeb0689ee0
[INFO] checking yuteno/rust-RISC-V against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuteno%2Frust-RISC-V" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuteno/rust-RISC-V on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yuteno/rust-RISC-V
[INFO] finished tweaking git repo https://github.com/yuteno/rust-RISC-V
[INFO] tweaked toml for git repo https://github.com/yuteno/rust-RISC-V written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/yuteno/rust-RISC-V already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 4b08f49ddd0d8053c957196582d52388d48767f26a6744e65b5a756592d2cc0b
[INFO] running `"docker" "start" "-a" "4b08f49ddd0d8053c957196582d52388d48767f26a6744e65b5a756592d2cc0b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rust_RISC_V v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::exception::Exception`
[INFO] [stderr]  --> src/cpu/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::exception::Exception;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Bound`, `RangeBounds`, `Range`
[INFO] [stderr]  --> src/csr/mod.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Bound, Range, RangeBounds};
[INFO] [stderr]   |                ^^^^^  ^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::cpu::Cpu`
[INFO] [stderr]  --> src/exception/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::cpu::Cpu;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::cpu::Mode`
[INFO] [stderr]  --> src/exception/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::cpu::Mode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::exception::Exception`
[INFO] [stderr]  --> src/cpu/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::exception::Exception;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Bound`, `RangeBounds`, `Range`
[INFO] [stderr]  --> src/csr/mod.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Bound, Range, RangeBounds};
[INFO] [stderr]   |                ^^^^^  ^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::cpu::Cpu`
[INFO] [stderr]  --> src/exception/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::cpu::Cpu;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::cpu::Mode`
[INFO] [stderr]  --> src/exception/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::cpu::Mode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mode`
[INFO] [stderr]   --> src/cpu/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     mode: Mode,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/cpu/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     state: State,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `exception_code`
[INFO] [stderr]   --> src/exception/mod.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn exception_code(&self) -> u64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rust_RISC_V` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_risc_v`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mode`
[INFO] [stderr]   --> src/cpu/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     mode: Mode,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/cpu/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     state: State,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `exception_code`
[INFO] [stderr]   --> src/exception/mod.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn exception_code(&self) -> u64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rust_RISC_V` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_risc_v`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "4b08f49ddd0d8053c957196582d52388d48767f26a6744e65b5a756592d2cc0b"`
[INFO] running `"docker" "rm" "-f" "4b08f49ddd0d8053c957196582d52388d48767f26a6744e65b5a756592d2cc0b"`
[INFO] [stdout] 4b08f49ddd0d8053c957196582d52388d48767f26a6744e65b5a756592d2cc0b