[INFO] updating cached repository jrabello/zion-vm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jrabello/zion-vm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jrabello/zion-vm" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jrabello/zion-vm"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jrabello/zion-vm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jrabello/zion-vm" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jrabello/zion-vm"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jrabello/zion-vm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 032cacc2100eda8c5822fd732e21923fb845dcd1
[INFO] sha for GitHub repo jrabello/zion-vm: 032cacc2100eda8c5822fd732e21923fb845dcd1
[INFO] validating manifest of jrabello/zion-vm on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jrabello/zion-vm on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jrabello/zion-vm
[INFO] finished frobbing jrabello/zion-vm
[INFO] frobbed toml for jrabello/zion-vm written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jrabello/zion-vm/Cargo.toml
[INFO] started frobbing jrabello/zion-vm
[INFO] finished frobbing jrabello/zion-vm
[INFO] frobbed toml for jrabello/zion-vm written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jrabello/zion-vm/Cargo.toml
[INFO] crate jrabello/zion-vm has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jrabello/zion-vm against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jrabello/zion-vm:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 08a0385ebc559d44a9c3e5948d1e821a2691569f777d1a3925d40d422b92433e
[INFO] running `"docker" "start" "-a" "08a0385ebc559d44a9c3e5948d1e821a2691569f777d1a3925d40d422b92433e"`
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling zion-vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant `R_R` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     R_R = 3, //mov A, B
[INFO] [stderr]     |     ^^^ help: convert the identifier to camel case: `RR`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `R_IMM` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     R_IMM = 4, //mov A, 0xFF
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to camel case: `RImm`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `R_MEM` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     R_MEM = 5, //mov A, @0xFF
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to camel case: `RMem`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `MEM_R` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     MEM_R = 6, //mov @0xFF, A
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to camel case: `MemR`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_rr`
[INFO] [stderr]   --> src/zion/registers.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn move_rr(&mut self, reg1: u8, reg2: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_size`
[INFO] [stderr]   --> src/zion/instruction.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn set_size(&mut self, size: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/zion/cache.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         write!(f, "\n\tcode:[ ");
[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]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/zion/cache.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         write!(f, "]\n\tdata:[ ");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "08a0385ebc559d44a9c3e5948d1e821a2691569f777d1a3925d40d422b92433e"`
[INFO] running `"docker" "rm" "-f" "08a0385ebc559d44a9c3e5948d1e821a2691569f777d1a3925d40d422b92433e"`
[INFO] [stdout] 08a0385ebc559d44a9c3e5948d1e821a2691569f777d1a3925d40d422b92433e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jrabello/zion-vm:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 02c2b1bc3bbb64f16a2f5b5152e9a3ef851bf97f835bb5b17c1ba9ff11f29799
[INFO] running `"docker" "start" "-a" "02c2b1bc3bbb64f16a2f5b5152e9a3ef851bf97f835bb5b17c1ba9ff11f29799"`
[INFO] [stderr]    Compiling zion-vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant `R_R` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     R_R = 3, //mov A, B
[INFO] [stderr]     |     ^^^ help: convert the identifier to camel case: `RR`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `R_IMM` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     R_IMM = 4, //mov A, 0xFF
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to camel case: `RImm`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `R_MEM` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     R_MEM = 5, //mov A, @0xFF
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to camel case: `RMem`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `MEM_R` should have a camel case name
[INFO] [stderr]    --> src/zion/instruction.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     MEM_R = 6, //mov @0xFF, A
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to camel case: `MemR`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_rr`
[INFO] [stderr]   --> src/zion/registers.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn move_rr(&mut self, reg1: u8, reg2: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_size`
[INFO] [stderr]   --> src/zion/instruction.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn set_size(&mut self, size: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/zion/cache.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         write!(f, "\n\tcode:[ ");
[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]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/zion/cache.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         write!(f, "]\n\tdata:[ ");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "02c2b1bc3bbb64f16a2f5b5152e9a3ef851bf97f835bb5b17c1ba9ff11f29799"`
[INFO] running `"docker" "rm" "-f" "02c2b1bc3bbb64f16a2f5b5152e9a3ef851bf97f835bb5b17c1ba9ff11f29799"`
[INFO] [stdout] 02c2b1bc3bbb64f16a2f5b5152e9a3ef851bf97f835bb5b17c1ba9ff11f29799
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jrabello/zion-vm:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 3ad8b80005495a6483469a090e7d2336ebc30d88b05ad22a9ccb4db25691cf1e
[INFO] running `"docker" "start" "-a" "3ad8b80005495a6483469a090e7d2336ebc30d88b05ad22a9ccb4db25691cf1e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/zion_vm-e3a5127ba502ba2a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3ad8b80005495a6483469a090e7d2336ebc30d88b05ad22a9ccb4db25691cf1e"`
[INFO] running `"docker" "rm" "-f" "3ad8b80005495a6483469a090e7d2336ebc30d88b05ad22a9ccb4db25691cf1e"`
[INFO] [stdout] 3ad8b80005495a6483469a090e7d2336ebc30d88b05ad22a9ccb4db25691cf1e