[INFO] updating cached repository kenpratt/jvm-assembler [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/kenpratt/jvm-assembler [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/kenpratt/jvm-assembler" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kenpratt/jvm-assembler"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kenpratt/jvm-assembler'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/kenpratt/jvm-assembler" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kenpratt/jvm-assembler"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kenpratt/jvm-assembler'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 13c90ce76d099b743656568e1c46ad8204c68e63 [INFO] sha for GitHub repo kenpratt/jvm-assembler: 13c90ce76d099b743656568e1c46ad8204c68e63 [INFO] validating manifest of kenpratt/jvm-assembler 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 kenpratt/jvm-assembler 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 kenpratt/jvm-assembler [INFO] finished frobbing kenpratt/jvm-assembler [INFO] frobbed toml for kenpratt/jvm-assembler written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kenpratt/jvm-assembler/Cargo.toml [INFO] started frobbing kenpratt/jvm-assembler [INFO] finished frobbing kenpratt/jvm-assembler [INFO] frobbed toml for kenpratt/jvm-assembler written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kenpratt/jvm-assembler/Cargo.toml [INFO] crate kenpratt/jvm-assembler 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 kenpratt/jvm-assembler against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kenpratt/jvm-assembler:/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] 620fd8530384e28e7c28d9164a369a15ecbb8efd925e8533ed4a826fde77937f [INFO] running `"docker" "start" "-a" "620fd8530384e28e7c28d9164a369a15ecbb8efd925e8533ed4a826fde77937f"` [INFO] [stderr] Checking jvm-assembler v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let mut buf = &mut Deserializer::new(Box::new(stream.bytes().map(|r| r.unwrap()))); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:279:13 [INFO] [stderr] | [INFO] [stderr] 279 | let mut code_buf = &mut Deserializer::new(Box::new(code.into_iter())); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:377:13 [INFO] [stderr] | [INFO] [stderr] 377 | let mut attribute_name_index; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:380:17 [INFO] [stderr] | [INFO] [stderr] 380 | let mut body_buf = &mut attribute_body; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:416:13 [INFO] [stderr] | [INFO] [stderr] 416 | let mut buf2 = &mut Deserializer::new(Box::new(attribute_body.into_iter())); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let mut buf = &mut Deserializer::new(Box::new(stream.bytes().map(|r| r.unwrap()))); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:279:13 [INFO] [stderr] | [INFO] [stderr] 279 | let mut code_buf = &mut Deserializer::new(Box::new(code.into_iter())); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:377:13 [INFO] [stderr] | [INFO] [stderr] 377 | let mut attribute_name_index; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:380:17 [INFO] [stderr] | [INFO] [stderr] 380 | let mut body_buf = &mut attribute_body; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serialization.rs:416:13 [INFO] [stderr] | [INFO] [stderr] 416 | let mut buf2 = &mut Deserializer::new(Box::new(attribute_body.into_iter())); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.09s [INFO] running `"docker" "inspect" "620fd8530384e28e7c28d9164a369a15ecbb8efd925e8533ed4a826fde77937f"` [INFO] running `"docker" "rm" "-f" "620fd8530384e28e7c28d9164a369a15ecbb8efd925e8533ed4a826fde77937f"` [INFO] [stdout] 620fd8530384e28e7c28d9164a369a15ecbb8efd925e8533ed4a826fde77937f