[INFO] updating cached repository mattjquinn/rustedjvm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mattjquinn/rustedjvm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mattjquinn/rustedjvm" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mattjquinn/rustedjvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mattjquinn/rustedjvm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mattjquinn/rustedjvm" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mattjquinn/rustedjvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mattjquinn/rustedjvm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 68b31b40d3c8666bc595b3e378d5f9f2a28603de
[INFO] sha for GitHub repo mattjquinn/rustedjvm: 68b31b40d3c8666bc595b3e378d5f9f2a28603de
[INFO] validating manifest of mattjquinn/rustedjvm on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mattjquinn/rustedjvm on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mattjquinn/rustedjvm
[INFO] finished frobbing mattjquinn/rustedjvm
[INFO] frobbed toml for mattjquinn/rustedjvm written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mattjquinn/rustedjvm/Cargo.toml
[INFO] started frobbing mattjquinn/rustedjvm
[INFO] finished frobbing mattjquinn/rustedjvm
[INFO] frobbed toml for mattjquinn/rustedjvm written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mattjquinn/rustedjvm/Cargo.toml
[INFO] crate mattjquinn/rustedjvm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mattjquinn/rustedjvm against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mattjquinn/rustedjvm:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 00e2c6abb8686ad3c8e1aa54fce9ade9624d201fd7782b80bce5e4aade7a3f22
[INFO] running `"docker" "start" "-a" "00e2c6abb8686ad3c8e1aa54fce9ade9624d201fd7782b80bce5e4aade7a3f22"`
[INFO] [stderr]     Checking rusted_jvm v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `operand`
[INFO] [stderr]    --> src/rustedjvm/interpreter.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let operand: Operand = match operand_stack.pop() {
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_operand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `local_var_arr`
[INFO] [stderr]    --> src/rustedjvm/interpreter.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn istore_1(local_var_arr: &Vec<Operand>,
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_local_var_arr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `operand_stack`
[INFO] [stderr]    --> src/rustedjvm/interpreter.rs:194:35
[INFO] [stderr]     |
[INFO] [stderr] 194 | fn getstatic(object_ref: &Object, operand_stack: &mut Vec<Operand>,
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_operand_stack`
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> src/rustedjvm/exceptions.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         *byte_idx + *byte_idx + 2;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `operand`
[INFO] [stderr]    --> src/rustedjvm/interpreter.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let operand: Operand = match operand_stack.pop() {
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_operand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `local_var_arr`
[INFO] [stderr]    --> src/rustedjvm/interpreter.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn istore_1(local_var_arr: &Vec<Operand>,
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_local_var_arr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `operand_stack`
[INFO] [stderr]    --> src/rustedjvm/interpreter.rs:194:35
[INFO] [stderr]     |
[INFO] [stderr] 194 | fn getstatic(object_ref: &Object, operand_stack: &mut Vec<Operand>,
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_operand_stack`
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> src/rustedjvm/exceptions.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         *byte_idx + *byte_idx + 2;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "00e2c6abb8686ad3c8e1aa54fce9ade9624d201fd7782b80bce5e4aade7a3f22"`
[INFO] running `"docker" "rm" "-f" "00e2c6abb8686ad3c8e1aa54fce9ade9624d201fd7782b80bce5e4aade7a3f22"`
[INFO] [stdout] 00e2c6abb8686ad3c8e1aa54fce9ade9624d201fd7782b80bce5e4aade7a3f22