[INFO] updating cached repository Incognitas/Orion
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Incognitas/Orion
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Incognitas/Orion" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Incognitas/Orion"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Incognitas/Orion'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Incognitas/Orion" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Incognitas/Orion"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Incognitas/Orion'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8d6934e3962d3e781360fedd82c0ef4b9cea6b97
[INFO] sha for GitHub repo Incognitas/Orion: 8d6934e3962d3e781360fedd82c0ef4b9cea6b97
[INFO] validating manifest of Incognitas/Orion on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Incognitas/Orion on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Incognitas/Orion
[INFO] finished frobbing Incognitas/Orion
[INFO] frobbed toml for Incognitas/Orion written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Incognitas/Orion/Cargo.toml
[INFO] started frobbing Incognitas/Orion
[INFO] finished frobbing Incognitas/Orion
[INFO] frobbed toml for Incognitas/Orion written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Incognitas/Orion/Cargo.toml
[INFO] crate Incognitas/Orion has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Incognitas/Orion against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Incognitas/Orion:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eefcd23b8610d5f7644308fef80dd67fe2102ecb11a11abc489a922472016131
[INFO] running `"docker" "start" "-a" "eefcd23b8610d5f7644308fef80dd67fe2102ecb11a11abc489a922472016131"`
[INFO] [stderr]     Checking rustjcvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `bytecodes::bytecode`
[INFO] [stderr]  --> src/interpreterutils.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bytecodes::bytecode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytecodes::bytecode`
[INFO] [stderr]  --> src/interpreterutils.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bytecodes::bytecode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/exceptions.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Ok(())
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/exceptions.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Ok(())
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/interpreterutils.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let index = execution_context
[INFO] [stderr]     |         ^^^^^ help: consider using `_index` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/stack.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let result = match self.pop() {
[INFO] [stderr]     |             ^^^^^^ help: consider using `_result` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/exceptions.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Ok(())
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/exceptions.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Ok(())
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `persistent`
[INFO] [stderr]   --> src/objects.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     persistent: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:165:17
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 xaload(execution_context, constants::PrimitiveType::REFERENCE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 xaload(execution_context, constants::PrimitiveType::BYTE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 171 |                 xaload(execution_context, constants::PrimitiveType::SHORT);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 |                 xaload(execution_context, constants::PrimitiveType::INTEGER);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 xastore(execution_context, constants::PrimitiveType::REFERENCE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 xastore(execution_context, constants::PrimitiveType::BYTE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:217:17
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 xastore(execution_context, constants::PrimitiveType::SHORT);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:220:17
[INFO] [stderr]     |
[INFO] [stderr] 220 |                 xastore(execution_context, constants::PrimitiveType::INTEGER);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/interpreterutils.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let index = execution_context
[INFO] [stderr]     |         ^^^^^ help: consider using `_index` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/stack.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let result = match self.pop() {
[INFO] [stderr]     |             ^^^^^^ help: consider using `_result` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `persistent`
[INFO] [stderr]   --> src/objects.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     persistent: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:165:17
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 xaload(execution_context, constants::PrimitiveType::REFERENCE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 xaload(execution_context, constants::PrimitiveType::BYTE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 171 |                 xaload(execution_context, constants::PrimitiveType::SHORT);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 |                 xaload(execution_context, constants::PrimitiveType::INTEGER);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 xastore(execution_context, constants::PrimitiveType::REFERENCE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 xastore(execution_context, constants::PrimitiveType::BYTE);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:217:17
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 xastore(execution_context, constants::PrimitiveType::SHORT);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/interpreter.rs:220:17
[INFO] [stderr]     |
[INFO] [stderr] 220 |                 xastore(execution_context, constants::PrimitiveType::INTEGER);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `objects::JCVMObject`
[INFO] [stderr]  --> tests/store_opcodes_tests.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use objects::JCVMObject;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `traits::BufferAccessor`
[INFO] [stderr]  --> tests/store_opcodes_tests.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use traits::BufferAccessor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> tests/load_opcodes_tests.rs:250:26
[INFO] [stderr]     |
[INFO] [stderr] 250 |                 .write_s(((idx as usize) * size_one_entry), exp_value as i16)
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "eefcd23b8610d5f7644308fef80dd67fe2102ecb11a11abc489a922472016131"`
[INFO] running `"docker" "rm" "-f" "eefcd23b8610d5f7644308fef80dd67fe2102ecb11a11abc489a922472016131"`
[INFO] [stdout] eefcd23b8610d5f7644308fef80dd67fe2102ecb11a11abc489a922472016131