[INFO] updating cached repository djanderson/riscv-5stage-simulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/djanderson/riscv-5stage-simulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/djanderson/riscv-5stage-simulator" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/djanderson/riscv-5stage-simulator"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/djanderson/riscv-5stage-simulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/djanderson/riscv-5stage-simulator" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/djanderson/riscv-5stage-simulator"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/djanderson/riscv-5stage-simulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5cdd3fcb9298ce7c2cce882ec289fd08896a9c60
[INFO] sha for GitHub repo djanderson/riscv-5stage-simulator: 5cdd3fcb9298ce7c2cce882ec289fd08896a9c60
[INFO] validating manifest of djanderson/riscv-5stage-simulator on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of djanderson/riscv-5stage-simulator on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing djanderson/riscv-5stage-simulator
[INFO] finished frobbing djanderson/riscv-5stage-simulator
[INFO] frobbed toml for djanderson/riscv-5stage-simulator written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/djanderson/riscv-5stage-simulator/Cargo.toml
[INFO] started frobbing djanderson/riscv-5stage-simulator
[INFO] finished frobbing djanderson/riscv-5stage-simulator
[INFO] frobbed toml for djanderson/riscv-5stage-simulator written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/djanderson/riscv-5stage-simulator/Cargo.toml
[INFO] crate djanderson/riscv-5stage-simulator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking djanderson/riscv-5stage-simulator against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/djanderson/riscv-5stage-simulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9e1ada33566900a9b51db64bd1bb392fd98005897ca6956a2e6ec03f4094af23
[INFO] running `"docker" "start" "-a" "9e1ada33566900a9b51db64bd1bb392fd98005897ca6956a2e6ec03f4094af23"`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking riscv-5stage-simulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:154:26
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:193:26
[INFO] [stderr]     |
[INFO] [stderr] 193 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:210:26
[INFO] [stderr]     |
[INFO] [stderr] 210 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:231:26
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:243:26
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:154:26
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:193:26
[INFO] [stderr]     |
[INFO] [stderr] 193 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:210:26
[INFO] [stderr]     |
[INFO] [stderr] 210 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:231:26
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/instruction/decoder.rs:243:26
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fields.opcode = Some((insn & OPCODE_MASK));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `"docker" "inspect" "9e1ada33566900a9b51db64bd1bb392fd98005897ca6956a2e6ec03f4094af23"`
[INFO] running `"docker" "rm" "-f" "9e1ada33566900a9b51db64bd1bb392fd98005897ca6956a2e6ec03f4094af23"`
[INFO] [stdout] 9e1ada33566900a9b51db64bd1bb392fd98005897ca6956a2e6ec03f4094af23