[INFO] cloning repository https://github.com/evantypanski/gremulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evantypanski/gremulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevantypanski%2Fgremulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevantypanski%2Fgremulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68f532f486991ad7fd9396ab497582b30ec38422
[INFO] testing evantypanski/gremulator against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevantypanski%2Fgremulator" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evantypanski/gremulator on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evantypanski/gremulator
[INFO] finished tweaking git repo https://github.com/evantypanski/gremulator
[INFO] tweaked toml for git repo https://github.com/evantypanski/gremulator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/evantypanski/gremulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e48160f88dd90f7db67b776a7b4ca6507b77e242b8c7ab8d6038aa460eebd281
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e48160f88dd90f7db67b776a7b4ca6507b77e242b8c7ab8d6038aa460eebd281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48160f88dd90f7db67b776a7b4ca6507b77e242b8c7ab8d6038aa460eebd281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48160f88dd90f7db67b776a7b4ca6507b77e242b8c7ab8d6038aa460eebd281", kill_on_drop: false }`
[INFO] [stdout] e48160f88dd90f7db67b776a7b4ca6507b77e242b8c7ab8d6038aa460eebd281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f5e557522b16c2dabbb74ae0d6ea6d06fbdae7b42b838f975d82382b2b042b4
[INFO] running `Command { std: "docker" "start" "-a" "1f5e557522b16c2dabbb74ae0d6ea6d06fbdae7b42b838f975d82382b2b042b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling gremulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `halted`
[INFO] [stdout]  --> src/cpu/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     halted:     bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/mbc.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         file.read_to_end(&mut contents);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "1f5e557522b16c2dabbb74ae0d6ea6d06fbdae7b42b838f975d82382b2b042b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5e557522b16c2dabbb74ae0d6ea6d06fbdae7b42b838f975d82382b2b042b4", kill_on_drop: false }`
[INFO] [stdout] 1f5e557522b16c2dabbb74ae0d6ea6d06fbdae7b42b838f975d82382b2b042b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46c42bf83927bdacbf3d0862898ea1cf590b8fda8a6288cf7679157b679d6c3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "46c42bf83927bdacbf3d0862898ea1cf590b8fda8a6288cf7679157b679d6c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gremulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `halted`
[INFO] [stdout]  --> src/cpu/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     halted:     bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/mbc.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         file.read_to_end(&mut contents);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/mbc.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         file.read_to_end(&mut contents);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "46c42bf83927bdacbf3d0862898ea1cf590b8fda8a6288cf7679157b679d6c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c42bf83927bdacbf3d0862898ea1cf590b8fda8a6288cf7679157b679d6c3b", kill_on_drop: false }`
[INFO] [stdout] 46c42bf83927bdacbf3d0862898ea1cf590b8fda8a6288cf7679157b679d6c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b64b30c6843862b7afc3bba813de3121d41e1e43236adf360f3dd033c7ea5898
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b64b30c6843862b7afc3bba813de3121d41e1e43236adf360f3dd033c7ea5898", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `halted`
[INFO] [stderr]  --> src/cpu/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     halted:     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/mbc.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         file.read_to_end(&mut contents);
[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/mbc.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         file.read_to_end(&mut contents);
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gremulator-0bbdd6c3db7c1ba6
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test cpu::alu::tests::add_half_carry_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::add_overflow_handles_properly ... ok
[INFO] [stdout] test cpu::alu::tests::add_missing_value_adds_accumulator_to_itself ... ok
[INFO] [stdout] test cpu::alu::tests::add_simple_add_calculates_correctly ... ok
[INFO] [stdout] test cpu::alu::tests::and_missing_value_ands_accumulator_with_itself ... ok
[INFO] [stdout] test cpu::alu::tests::and_simple_and_calculates_correctly ... ok
[INFO] [stdout] test cpu::alu::tests::and_zero_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::cp_does_not_change_accumulator_value ... ok
[INFO] [stdout] test cpu::alu::tests::cp_half_carry_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::cp_missing_value_tests_against_self ... ok
[INFO] [stdout] test cpu::alu::tests::cp_zero_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::add_zero_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::cp_carry_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::add_carry_to_zero_sets_both_flags ... ok
[INFO] [stdout] test cpu::alu::tests::or_missing_value_ors_accumulator_with_itself ... ok
[INFO] [stdout] test cpu::alu::tests::or_simple_or_calculates_correctly ... ok
[INFO] [stdout] test cpu::alu::tests::xor_simple_xor_calculates_correctly ... ok
[INFO] [stdout] test cpu::alu::tests::xor_zero_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::or_zero_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::xor_missing_value_xors_accumulator_with_itself ... ok
[INFO] [stdout] test cpu::alu::tests::sub_half_carry_flag_sets_properly ... ok
[INFO] [stdout] test cpu::alu::tests::sub_simple_subtraction_calculates_correctly ... ok
[INFO] [stdout] test cpu::tests::cpu_creates_properly ... ok
[INFO] [stdout] test cpu::alu::tests::sub_missing_value_subtracts_accumulator_from_itself ... ok
[INFO] [stdout] test cpu::alu::tests::sub_overflow_handles_properly ... ok
[INFO] [stdout] test cpu::alu::tests::sub_zero_flag_sets_properly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gremulator-2bc89b351e0ff840
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests gremulator
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "b64b30c6843862b7afc3bba813de3121d41e1e43236adf360f3dd033c7ea5898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64b30c6843862b7afc3bba813de3121d41e1e43236adf360f3dd033c7ea5898", kill_on_drop: false }`
[INFO] [stdout] b64b30c6843862b7afc3bba813de3121d41e1e43236adf360f3dd033c7ea5898