[INFO] updating cached repository Krelix/rust_vm_tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Krelix/rust_vm_tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Krelix/rust_vm_tutorial" "work/ex/beta-1.38-1/sources/1.37.0/gh/Krelix/rust_vm_tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Krelix/rust_vm_tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Krelix/rust_vm_tutorial" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Krelix/rust_vm_tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Krelix/rust_vm_tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6ac69ddb70fa130b142c83f18e6339d8eb23e122
[INFO] sha for GitHub repo Krelix/rust_vm_tutorial: 6ac69ddb70fa130b142c83f18e6339d8eb23e122
[INFO] validating manifest of Krelix/rust_vm_tutorial on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Krelix/rust_vm_tutorial on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Krelix/rust_vm_tutorial
[INFO] finished frobbing Krelix/rust_vm_tutorial
[INFO] frobbed toml for Krelix/rust_vm_tutorial written to work/ex/beta-1.38-1/sources/1.37.0/gh/Krelix/rust_vm_tutorial/Cargo.toml
[INFO] started frobbing Krelix/rust_vm_tutorial
[INFO] finished frobbing Krelix/rust_vm_tutorial
[INFO] frobbed toml for Krelix/rust_vm_tutorial written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Krelix/rust_vm_tutorial/Cargo.toml
[INFO] crate Krelix/rust_vm_tutorial already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Krelix/rust_vm_tutorial against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Krelix/rust_vm_tutorial:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 8d3b860beb9631322afe4cb434cc529c78ceba1b54333863442d905d84bfecb6
[INFO] running `"docker" "start" "-a" "8d3b860beb9631322afe4cb434cc529c78ceba1b54333863442d905d84bfecb6"`
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling rust_vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `clippy`
[INFO] [stderr]  --> src/main.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(clippy)]
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unknown_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vm::VM`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use vm::VM;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `opcode`
[INFO] [stderr]   --> src/instruction.rs:85:3
[INFO] [stderr]    |
[INFO] [stderr] 85 |   opcode: OpCode
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `"docker" "inspect" "8d3b860beb9631322afe4cb434cc529c78ceba1b54333863442d905d84bfecb6"`
[INFO] running `"docker" "rm" "-f" "8d3b860beb9631322afe4cb434cc529c78ceba1b54333863442d905d84bfecb6"`
[INFO] [stdout] 8d3b860beb9631322afe4cb434cc529c78ceba1b54333863442d905d84bfecb6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Krelix/rust_vm_tutorial:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d68af1b2b311ee381e89f9fd49ce4d17f79b69d24ce5009700928a3e373a96fa
[INFO] running `"docker" "start" "-a" "d68af1b2b311ee381e89f9fd49ce4d17f79b69d24ce5009700928a3e373a96fa"`
[INFO] [stderr]    Compiling rust_vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `clippy`
[INFO] [stderr]  --> src/main.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(clippy)]
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unknown_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vm::VM`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use vm::VM;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "d68af1b2b311ee381e89f9fd49ce4d17f79b69d24ce5009700928a3e373a96fa"`
[INFO] running `"docker" "rm" "-f" "d68af1b2b311ee381e89f9fd49ce4d17f79b69d24ce5009700928a3e373a96fa"`
[INFO] [stdout] d68af1b2b311ee381e89f9fd49ce4d17f79b69d24ce5009700928a3e373a96fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Krelix/rust_vm_tutorial:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 67d61617a6a36bd31cff9a6504b41ecfdabcb7c721a23d086f88c58b421ec28d
[INFO] running `"docker" "start" "-a" "67d61617a6a36bd31cff9a6504b41ecfdabcb7c721a23d086f88c58b421ec28d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_vm-06c86720104da495
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test assembler::label_parsers::tests::test_parse_label_usage ... ok
[INFO] [stdout] test assembler::opcode_parsers::tests::test_op_illegal ... ok
[INFO] [stdout] test assembler::label_parsers::tests::test_parse_label_declaration ... ok
[INFO] [stdout] test assembler::instruction_parsers::tests::test_to_bytes ... ok
[INFO] [stdout] test assembler::instruction_parsers::tests::test_parse_instruction_ok ... ok
[INFO] [stdout] test assembler::instruction_parsers::tests::test_parse_instruction_form_one ... ok
[INFO] [stdout] test assembler::instruction_parsers::tests::test_parse_hlt ... ok
[INFO] [stdout] test assembler::instruction_parsers::tests::test_parse_add ... ok
[INFO] [stdout] test assembler::opcode_parsers::tests::test_op_load_nok ... ok
[INFO] [stdout] test assembler::opcode_parsers::tests::test_op_load_ok ... ok
[INFO] [stdout] test assembler::operand_parsers::tests::test_parse_int_operand_nok ... ok
[INFO] [stdout] test assembler::operand_parsers::tests::test_parse_int_operand_ok ... ok
[INFO] [stdout] test assembler::program_parsers::tests::test_parse_program_ok ... ok
[INFO] [stdout] test assembler::program_parsers::tests::test_program_to_bytes ... ok
[INFO] [stdout] test assembler::register_parsers::tests::test_register_nok ... ok
[INFO] [stdout] test assembler::register_parsers::tests::test_register_ok ... ok
[INFO] [stdout] test instruction::tests::fn_test_from ... ok
[INFO] [stdout] test instruction::tests::test_create_hlt ... ok
[INFO] [stdout] test instruction::tests::test_create_ilg ... ok
[INFO] [stdout] test vm::tests::create_vm ... ok
[INFO] [stdout] test vm::tests::test_add_opcode ... ok
[INFO] [stdout] test vm::tests::test_aloc_opcode ... ok
[INFO] [stdout] test vm::tests::test_dec_opcode ... ok
[INFO] [stdout] test vm::tests::test_div_opcode ... ok
[INFO] [stdout] test vm::tests::test_eq_opcode ... ok
[INFO] [stdout] test vm::tests::test_jmpb_opcode ... ok
[INFO] [stdout] test vm::tests::test_gt_opcode ... ok
[INFO] [stdout] test vm::tests::test_gte_opcode ... ok
[INFO] [stdout] test vm::tests::test_inc_opcode ... ok
[INFO] [stdout] test vm::tests::test_jeq_opcode ... ok
[INFO] [stdout] test vm::tests::test_jmp_opcode ... ok
[INFO] [stdout] test vm::tests::test_load_opcode ... ok
[INFO] [stdout] test vm::tests::test_lt_opcode ... ok
[INFO] [stdout] test vm::tests::test_lte_opcode ... ok
[INFO] [stdout] test vm::tests::test_mul_opcode ... ok
[INFO] [stdout] test vm::tests::test_neq_opcode ... ok
[INFO] [stdout] test vm::tests::test_jneq_opcode ... ok
[INFO] [stdout] test vm::tests::test_jmpf_opcode ... ok
[INFO] [stdout] test vm::tests::test_opcode_ilg ... ok
[INFO] [stdout] test vm::tests::test_sub_opcode ... ok
[INFO] [stdout] test vm::tests::test_opcode_hlt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "67d61617a6a36bd31cff9a6504b41ecfdabcb7c721a23d086f88c58b421ec28d"`
[INFO] running `"docker" "rm" "-f" "67d61617a6a36bd31cff9a6504b41ecfdabcb7c721a23d086f88c58b421ec28d"`
[INFO] [stdout] 67d61617a6a36bd31cff9a6504b41ecfdabcb7c721a23d086f88c58b421ec28d