[INFO] crate hrm_interpreter 0.2.0 is already in cache
[INFO] extracting crate hrm_interpreter 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/hrm_interpreter/0.2.0
[INFO] extracting crate hrm_interpreter 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hrm_interpreter/0.2.0
[INFO] validating manifest of hrm_interpreter-0.2.0 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 hrm_interpreter-0.2.0 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 hrm_interpreter-0.2.0
[INFO] finished frobbing hrm_interpreter-0.2.0
[INFO] frobbed toml for hrm_interpreter-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hrm_interpreter/0.2.0/Cargo.toml
[INFO] started frobbing hrm_interpreter-0.2.0
[INFO] finished frobbing hrm_interpreter-0.2.0
[INFO] frobbed toml for hrm_interpreter-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hrm_interpreter/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 hrm_interpreter-0.2.0 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hrm_interpreter/0.2.0:/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] 26a45809b01f66b1e040ae78a9fa7e6438c323063a8a9dca890a14781c40705c
[INFO] running `"docker" "start" "-a" "26a45809b01f66b1e040ae78a9fa7e6438c323063a8a9dca890a14781c40705c"`
[INFO] [stderr]    Compiling hrm_interpreter v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/json.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn new(operation: String, operand: Option<JsonOperand>) -> Self {
[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/json.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         file.write(raw_state.as_bytes());
[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/json.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |         file.write(b"\n");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `"docker" "inspect" "26a45809b01f66b1e040ae78a9fa7e6438c323063a8a9dca890a14781c40705c"`
[INFO] running `"docker" "rm" "-f" "26a45809b01f66b1e040ae78a9fa7e6438c323063a8a9dca890a14781c40705c"`
[INFO] [stdout] 26a45809b01f66b1e040ae78a9fa7e6438c323063a8a9dca890a14781c40705c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hrm_interpreter/0.2.0:/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] 65ee70e817b0280dff67e50ff16d287bcada5fecad08743ccd29d6f47450ec05
[INFO] running `"docker" "start" "-a" "65ee70e817b0280dff67e50ff16d287bcada5fecad08743ccd29d6f47450ec05"`
[INFO] [stderr]    Compiling hrm_interpreter v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `operation`
[INFO] [stderr]    --> src/operators/add.rs:257:7
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let operation = AddOp{cell: Location::Cell(0)};
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_operation`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/json.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         file.write(raw_state.as_bytes());
[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/json.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |         file.write(b"\n");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `"docker" "inspect" "65ee70e817b0280dff67e50ff16d287bcada5fecad08743ccd29d6f47450ec05"`
[INFO] running `"docker" "rm" "-f" "65ee70e817b0280dff67e50ff16d287bcada5fecad08743ccd29d6f47450ec05"`
[INFO] [stdout] 65ee70e817b0280dff67e50ff16d287bcada5fecad08743ccd29d6f47450ec05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hrm_interpreter/0.2.0:/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] 0cc6456c9a7243858c8281b8b06e9518ed2ff360c96916cecdfcee331dd16771
[INFO] running `"docker" "start" "-a" "0cc6456c9a7243858c8281b8b06e9518ed2ff360c96916cecdfcee331dd16771"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hrm_interpreter-29b2460e613a6251
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test json::test::to_operator_label ... ok
[INFO] [stdout] test operators::add::test::add_char_to_addressed_char ... ok
[INFO] [stdout] test json::test::labels_to_positions_no_labels ... ok
[INFO] [stdout] test json::test::labels_to_positions_with_labels ... ok
[INFO] [stdout] test operators::add::test::add_char_to_char ... ok
[INFO] [stdout] test operators::add::test::add_char_to_number ... ok
[INFO] [stdout] test operators::add::test::add_addressed_number_to_empty_register ... ok
[INFO] [stdout] test json::test::to_operator_jump_label_found ... ok
[INFO] [stdout] test json::test::labels_to_positions_empty_code ... ok
[INFO] [stdout] test operators::add::test::add_char_to_number_overflow ... ok
[INFO] [stdout] test operators::add::test::add_number_to_empty_cell ... ok
[INFO] [stdout] test operators::add::test::add_number_to_empty_addressed_cell ... ok
[INFO] [stdout] test operators::add::test::add_number_to_char_overflow ... ok
[INFO] [stdout] test operators::add::test::add_number_to_char ... ok
[INFO] [stdout] test operators::add::test::add_two_numbers_to_empty_address ... ok
[INFO] [stdout] test operators::add::test::add_two_numbers_address ... ok
[INFO] [stdout] test operators::add::test::add_number_to_addressed_char ... ok
[INFO] [stdout] test operators::bump::test::bumpminus_none ... ok
[INFO] [stdout] test operators::bump::test::bumpminus_char ... ok
[INFO] [stdout] test operators::add::test::add_number_to_empty_register ... ok
[INFO] [stdout] test operators::add::test::add_two_numbers ... ok
[INFO] [stdout] test operators::bump::test::bumpminus_number ... ok
[INFO] [stdout] test operators::bump::test::bumpplus_char ... ok
[INFO] [stdout] test operators::bump::test::bumpplus_none ... ok
[INFO] [stdout] test operators::bump::test::bumpplus_number ... ok
[INFO] [stdout] test operators::copyfrom::test::copyfrom_empty_addressed_cell ... ok
[INFO] [stdout] test operators::copyfrom::test::copyfrom_non_empty_addressed_cell ... ok
[INFO] [stdout] test operators::copyfrom::test::copyfrom_non_empty_cell ... ok
[INFO] [stdout] test operators::jump::test::jez_no_register_value ... ok
[INFO] [stdout] test operators::jump::test::jez_register_not_zero ... ok
[INFO] [stdout] test operators::jump::test::jez_register_is_zero ... ok
[INFO] [stdout] test operators::jump::test::jneg_register_is_negative ... ok
[INFO] [stdout] test operators::jump::test::jneg_register_is_positive ... ok
[INFO] [stdout] test operators::copyfrom::test::copyfrom_empty_cell ... ok
[INFO] [stdout] test operators::jump::test::jneg_register_is_zero ... ok
[INFO] [stdout] test operators::sub::test::sub_addressed_number_to_empty_register ... ok
[INFO] [stdout] test operators::jump::test::label_does_not_change_instruction_counter ... ok
[INFO] [stdout] test operators::sub::test::sub_char_to_char_negative ... ok
[INFO] [stdout] test operators::sub::test::sub_char_to_char ... ok
[INFO] [stdout] test operators::sub::test::sub_char_to_addressed_char ... ok
[INFO] [stdout] test operators::sub::test::sub_char_to_number_overflow ... ok
[INFO] [stdout] test operators::sub::test::sub_number_to_addressed_char ... ok
[INFO] [stdout] test operators::sub::test::sub_char_to_number ... ok
[INFO] [stdout] test operators::sub::test::sub_number_to_char ... ok
[INFO] [stdout] test operators::sub::test::sub_number_to_char_overflow ... ok
[INFO] [stdout] test operators::sub::test::sub_number_to_empty_addressed_cell ... ok
[INFO] [stdout] test operators::sub::test::sub_two_numbers ... ok
[INFO] [stdout] test operators::sub::test::sub_number_to_empty_register ... ok
[INFO] [stdout] test operators::sub::test::sub_two_numbers_address ... ok
[INFO] [stdout] test operators::jump::test::jneg_no_register_value ... ok
[INFO] [stdout] test operators::sub::test::sub_number_to_empty_cell ... ok
[INFO] [stdout] test operators::sub::test::sub_two_numbers_to_empty_address ... ok
[INFO] [stdout] test state::test::executed_counter_at_start ... ok
[INFO] [stdout] test state::test::executed_counter_is_increased ... ok
[INFO] [stdout] test operators::sub::test::sub_two_numbers_negative_result ... ok
[INFO] [stdout] test operators::sub::test::sub_two_numbers_address_negative_result ... ok
[INFO] [stdout] test json::test::to_operator_unknown ... ok
[INFO] [stdout] test json::test::to_operator_jump_label_not_found ... ok
[INFO] [stdout] test operators::copyfrom::test::copyfrom_non_existent_addressed_cell ... ok
[INFO] [stdout] test operators::copyfrom::test::copyfrom_non_existent_cell ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hrm_interpreter-cca9764df1ac3106
[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] [stderr]    Doc-tests hrm_interpreter
[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" "0cc6456c9a7243858c8281b8b06e9518ed2ff360c96916cecdfcee331dd16771"`
[INFO] running `"docker" "rm" "-f" "0cc6456c9a7243858c8281b8b06e9518ed2ff360c96916cecdfcee331dd16771"`
[INFO] [stdout] 0cc6456c9a7243858c8281b8b06e9518ed2ff360c96916cecdfcee331dd16771