[INFO] cloning repository https://github.com/monocasa/ani_core
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monocasa/ani_core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonocasa%2Fani_core", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonocasa%2Fani_core'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad5c59fb36bcbb1aebc411178ee28dae1138475b
[INFO] checking monocasa/ani_core against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonocasa%2Fani_core" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monocasa/ani_core on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monocasa/ani_core
[INFO] finished tweaking git repo https://github.com/monocasa/ani_core
[INFO] tweaked toml for git repo https://github.com/monocasa/ani_core written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/monocasa/ani_core already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating git repository `https://github.com/monocasa/opcode.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24f4b6c5ecf2373c5a248d9440af466e36815415863f65ef9179d20027177e0f
[INFO] running `Command { std: "docker" "start" "-a" "24f4b6c5ecf2373c5a248d9440af466e36815415863f65ef9179d20027177e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24f4b6c5ecf2373c5a248d9440af466e36815415863f65ef9179d20027177e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f4b6c5ecf2373c5a248d9440af466e36815415863f65ef9179d20027177e0f", kill_on_drop: false }`
[INFO] [stdout] 24f4b6c5ecf2373c5a248d9440af466e36815415863f65ef9179d20027177e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fd8724350d5ef70a945cbb1a2c87ae7eef26e7742df810e3b463d981fd53cba
[INFO] running `Command { std: "docker" "start" "-a" "0fd8724350d5ef70a945cbb1a2c87ae7eef26e7742df810e3b463d981fd53cba", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking opcode v0.1.0 (https://github.com/monocasa/opcode.git#05938f9c)
[INFO] [stderr]     Checking ani_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `assignment_operators`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "assignment_operators", feature(augmented_assignments, op_assign_traits))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `assignment_operators` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:131:3
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(iisa::interpret_op_list(&instrs, reg));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let instrs = try!(translator.decode(reg.pc, &self.data[offset..]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let backing_range = try!(self.find_range(base, incoming.len()));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mips/translate.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let other_instr = try!(decode_mips32(arch, base + 4, delay_slot_buffer, big_endian, true));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |             0x80000000 ... 0x9FFFFFFF => Some(addr - 0x80000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 |             0xA0000000 ... 0xBFFFFFFF => Some(addr - 0xA0000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let cpu = try!(create_cpu(opts, arch, &mut self.fsb));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:174:3
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(self.get_cpu(cpu_cookie)).set_reg(reg, value)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 |             try!(cpu.add_block_hook_all(hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:4
[INFO] [stdout]     |
[INFO] [stdout] 187 |             try!(cpu.add_code_hook_single(base, hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:3
[INFO] [stdout]     |
[INFO] [stdout] 194 |         try!(self.get_cpu(cpu_cookie)).execute()
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:198:3
[INFO] [stdout]     |
[INFO] [stdout] 198 |         try!(self.get_cpu(cpu_cookie)).get_reg(reg)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `assignment_operators`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "assignment_operators", feature(augmented_assignments, op_assign_traits))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `assignment_operators` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:131:3
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(iisa::interpret_op_list(&instrs, reg));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let instrs = try!(translator.decode(reg.pc, &self.data[offset..]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let backing_range = try!(self.find_range(base, incoming.len()));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mips/translate.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let other_instr = try!(decode_mips32(arch, base + 4, delay_slot_buffer, big_endian, true));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |             0x80000000 ... 0x9FFFFFFF => Some(addr - 0x80000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 |             0xA0000000 ... 0xBFFFFFFF => Some(addr - 0xA0000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let cpu = try!(create_cpu(opts, arch, &mut self.fsb));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:174:3
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(self.get_cpu(cpu_cookie)).set_reg(reg, value)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 |             try!(cpu.add_block_hook_all(hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:4
[INFO] [stdout]     |
[INFO] [stdout] 187 |             try!(cpu.add_code_hook_single(base, hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:3
[INFO] [stdout]     |
[INFO] [stdout] 194 |         try!(self.get_cpu(cpu_cookie)).execute()
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:198:3
[INFO] [stdout]     |
[INFO] [stdout] 198 |         try!(self.get_cpu(cpu_cookie)).get_reg(reg)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<BusSlave + Send>>),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<dyn BusSlave + Send>>),
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<dyn FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<Cpu>>,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<dyn Cpu>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<BusSlave + Send>>),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<dyn BusSlave + Send>>),
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<dyn FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<Cpu>>,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<dyn Cpu>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:221:51
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:222:64
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:268:106
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:122:61
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &dyn Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:81
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<dyn Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:63
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:177:55
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:85:64
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:80:73
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<dyn BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<dyn FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:47:91
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]    |                                                                                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]    |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:221:51
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:222:64
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:268:106
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:122:61
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &dyn Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:81
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<dyn Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:63
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:177:55
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:85:64
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:80:73
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<dyn BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<dyn FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:47:91
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]    |                                                                                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]    |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:135:7
[INFO] [stdout]     |
[INFO] [stdout] 135 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:168:7
[INFO] [stdout]     |
[INFO] [stdout] 168 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:201:7
[INFO] [stdout]     |
[INFO] [stdout] 201 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:234:7
[INFO] [stdout]     |
[INFO] [stdout] 234 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:267:7
[INFO] [stdout]     |
[INFO] [stdout] 267 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:301:7
[INFO] [stdout]     |
[INFO] [stdout] 301 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:335:7
[INFO] [stdout]     |
[INFO] [stdout] 335 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:369:7
[INFO] [stdout]     |
[INFO] [stdout] 369 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:135:7
[INFO] [stdout]     |
[INFO] [stdout] 135 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:168:7
[INFO] [stdout]     |
[INFO] [stdout] 168 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:201:7
[INFO] [stdout]     |
[INFO] [stdout] 201 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:234:7
[INFO] [stdout]     |
[INFO] [stdout] 234 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:267:7
[INFO] [stdout]     |
[INFO] [stdout] 267 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:301:7
[INFO] [stdout]     |
[INFO] [stdout] 301 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:335:7
[INFO] [stdout]     |
[INFO] [stdout] 335 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:369:7
[INFO] [stdout]     |
[INFO] [stdout] 369 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     try!(system.add_mappable_range(ani_core::PROT_ALL, ROM_BASE, ROM_SIZE));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     try!(system.set_range(code_buffer, ROM_BASE));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     try!(system.set_cpu_reg(&cpu, ani_core::mips::REG_AT, 0x6789));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     try!(system.set_cpu_reg(&cpu, ani_core::CpuReg::Pc, ROM_VIRT));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 |     try!(system.add_block_hook_all(Arc::new(Mutex::new(|address, size| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 30 |     try!(system.add_code_hook_single(ROM_BASE, Arc::new(Mutex::new(|address, size| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let cpu = try!(system.register_cpu(opt, ani_core::Arch::Mips(ani_core::mips::Arch::R2000)));
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let exit_reason = try!(system.execute(&cpu));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let exit_pc = try!(system.get_cpu_reg(&cpu, ani_core::CpuReg::Pc));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/mips_example.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |     println!(">>> AT = {:#x}", try!(system.get_cpu_reg(&cpu, ani_core::mips::REG_AT)));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0fd8724350d5ef70a945cbb1a2c87ae7eef26e7742df810e3b463d981fd53cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd8724350d5ef70a945cbb1a2c87ae7eef26e7742df810e3b463d981fd53cba", kill_on_drop: false }`
[INFO] [stdout] 0fd8724350d5ef70a945cbb1a2c87ae7eef26e7742df810e3b463d981fd53cba
[INFO] checking monocasa/ani_core against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonocasa%2Fani_core" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monocasa/ani_core on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monocasa/ani_core
[INFO] finished tweaking git repo https://github.com/monocasa/ani_core
[INFO] tweaked toml for git repo https://github.com/monocasa/ani_core written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/monocasa/ani_core already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb28de28490323f1dbb88e04d29912bbccb245f8bd12dfa33818fe07d8fda534
[INFO] running `Command { std: "docker" "start" "-a" "bb28de28490323f1dbb88e04d29912bbccb245f8bd12dfa33818fe07d8fda534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb28de28490323f1dbb88e04d29912bbccb245f8bd12dfa33818fe07d8fda534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb28de28490323f1dbb88e04d29912bbccb245f8bd12dfa33818fe07d8fda534", kill_on_drop: false }`
[INFO] [stdout] bb28de28490323f1dbb88e04d29912bbccb245f8bd12dfa33818fe07d8fda534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56583ca4513fb06d3cd14f74bc57d69725cbe4e3a9a41754937a9c777b7db33a
[INFO] running `Command { std: "docker" "start" "-a" "56583ca4513fb06d3cd14f74bc57d69725cbe4e3a9a41754937a9c777b7db33a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking opcode v0.1.0 (https://github.com/monocasa/opcode.git#05938f9c)
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking ani_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `assignment_operators`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "assignment_operators", feature(augmented_assignments, op_assign_traits))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `assignment_operators` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:131:3
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(iisa::interpret_op_list(&instrs, reg));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let instrs = try!(translator.decode(reg.pc, &self.data[offset..]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let backing_range = try!(self.find_range(base, incoming.len()));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mips/translate.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let other_instr = try!(decode_mips32(arch, base + 4, delay_slot_buffer, big_endian, true));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |             0x80000000 ... 0x9FFFFFFF => Some(addr - 0x80000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 |             0xA0000000 ... 0xBFFFFFFF => Some(addr - 0xA0000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let cpu = try!(create_cpu(opts, arch, &mut self.fsb));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:174:3
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(self.get_cpu(cpu_cookie)).set_reg(reg, value)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 |             try!(cpu.add_block_hook_all(hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:4
[INFO] [stdout]     |
[INFO] [stdout] 187 |             try!(cpu.add_code_hook_single(base, hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:3
[INFO] [stdout]     |
[INFO] [stdout] 194 |         try!(self.get_cpu(cpu_cookie)).execute()
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:198:3
[INFO] [stdout]     |
[INFO] [stdout] 198 |         try!(self.get_cpu(cpu_cookie)).get_reg(reg)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `assignment_operators`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "assignment_operators", feature(augmented_assignments, op_assign_traits))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `assignment_operators` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:131:3
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(iisa::interpret_op_list(&instrs, reg));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iisa/executor.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let instrs = try!(translator.decode(reg.pc, &self.data[offset..]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let backing_range = try!(self.find_range(base, incoming.len()));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mips/translate.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let other_instr = try!(decode_mips32(arch, base + 4, delay_slot_buffer, big_endian, true));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |             0x80000000 ... 0x9FFFFFFF => Some(addr - 0x80000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mips/translate.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 |             0xA0000000 ... 0xBFFFFFFF => Some(addr - 0xA0000000),
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / bitflags! {
[INFO] [stdout] 15 | |     flags MemProt: u8 {
[INFO] [stdout] 16 | |         const PROT_READ  = 0b0001,
[INFO] [stdout] 17 | |         const PROT_WRITE = 0b0010,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / bitflags! {
[INFO] [stdout] 28 | |     flags CpuOpt: u8 {
[INFO] [stdout] 29 | |         const CPU_ENDIAN_BIG    = 0b00000001,
[INFO] [stdout] 30 | |         const CPU_ENDIAN_LITTLE = 0b00000000,
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let cpu = try!(create_cpu(opts, arch, &mut self.fsb));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:174:3
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(self.get_cpu(cpu_cookie)).set_reg(reg, value)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 |             try!(cpu.add_block_hook_all(hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:4
[INFO] [stdout]     |
[INFO] [stdout] 187 |             try!(cpu.add_code_hook_single(base, hook.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:3
[INFO] [stdout]     |
[INFO] [stdout] 194 |         try!(self.get_cpu(cpu_cookie)).execute()
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:198:3
[INFO] [stdout]     |
[INFO] [stdout] 198 |         try!(self.get_cpu(cpu_cookie)).get_reg(reg)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<BusSlave + Send>>),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<dyn BusSlave + Send>>),
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<dyn FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<Cpu>>,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<dyn Cpu>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<BusSlave + Send>>),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Mmio(Arc<Mutex<dyn BusSlave + Send>>),
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     update_fns: Vec<Box<dyn FnMut(BusMatrixUpdateOp)>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<Fn(u64, u64)>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     hook: Arc<Mutex<dyn Fn(u64, u64)>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<Cpu>>,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |     cpus: BTreeMap<usize, Box<dyn Cpu>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:221:51
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:222:64
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:268:106
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:122:61
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &dyn Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:81
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<dyn Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:63
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:177:55
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:221:51
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:222:64
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error>;
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:268:106
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iisa/executor.rs:122:61
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn single_step(&self, reg: &mut RegisterFile, translator: &dyn Translator) -> Result<(), Error> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:81
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn create_cpu(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn register_cpu_no_throw(&mut self, cpu: Box<dyn Cpu>) -> CpuCookie {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:63
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<Cpu>, Error> {
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn get_cpu(&mut self, cookie: &CpuCookie) -> Result<&mut Box<dyn Cpu>, Error> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:85:64
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:177:55
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add_block_hook_all(&mut self, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:80:73
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<dyn BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iisa/executor.rs:85:64
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn add_code_hook_single(&mut self, base: u64, hook: Arc<Mutex<dyn Fn(u64, u64) -> TraceExitHint>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<dyn FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:47:91
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]    |                                                                                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]    |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mem.rs:80:73
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_bus_slave(&mut self, base: u64, size: u64, slave: Arc<Mutex<dyn BusSlave + Send>>) -> Result<(), Error> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn add_child_matrix(&mut self, mut update_fn: Box<dyn FnMut(BusMatrixUpdateOp)>) {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mips/mod.rs:47:91
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]    |                                                                                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn mips_cpu_factory(opts: CpuOpt, arch: Arch, fsb: &mut mem::BusMatrix) -> Result<Box<dyn Cpu>, Error> {
[INFO] [stdout]    |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:135:7
[INFO] [stdout]     |
[INFO] [stdout] 135 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:168:7
[INFO] [stdout]     |
[INFO] [stdout] 168 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:201:7
[INFO] [stdout]     |
[INFO] [stdout] 201 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:234:7
[INFO] [stdout]     |
[INFO] [stdout] 234 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:267:7
[INFO] [stdout]     |
[INFO] [stdout] 267 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:301:7
[INFO] [stdout]     |
[INFO] [stdout] 301 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:335:7
[INFO] [stdout]     |
[INFO] [stdout] 335 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:369:7
[INFO] [stdout]     |
[INFO] [stdout] 369 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn wait(self) -> Result<T, Error> {
[INFO] [stdout]    |                 ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 93 |         match self.rx.recv() {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 158 |             fsb:                  Default::default(),
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 160 |             hooks_on_all:         Vec::new(),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:161:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 161 |             code_hooks_on_single: Vec::new(),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:162:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 162 |             execution_state:      ExecutionState::Paused,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                   ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 269 |     let (tx, rx) = channel::<Message>();
[INFO] [stdout]     |          --  -- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |          |
[INFO] [stdout]     |          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 270 |
[INFO] [stdout] 271 |     let mem_update_channel = tx.clone();
[INFO] [stdout]     |         ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 288 |     Ok(Box::new(FrontEnd::new(tx)))
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:135:7
[INFO] [stdout]     |
[INFO] [stdout] 135 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:168:7
[INFO] [stdout]     |
[INFO] [stdout] 168 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:201:7
[INFO] [stdout]     |
[INFO] [stdout] 201 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:234:7
[INFO] [stdout]     |
[INFO] [stdout] 234 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:267:7
[INFO] [stdout]     |
[INFO] [stdout] 267 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:301:7
[INFO] [stdout]     |
[INFO] [stdout] 301 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:335:7
[INFO] [stdout]     |
[INFO] [stdout] 335 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mem.rs:369:7
[INFO] [stdout]     |
[INFO] [stdout] 369 |         for mut slave in self.ranges.iter_mut() {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ani_core` (lib) due to 7 previous errors; 47 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn wait(self) -> Result<T, Error> {
[INFO] [stdout]    |                 ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 93 |         match self.rx.recv() {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 158 |             fsb:                  Default::default(),
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 160 |             hooks_on_all:         Vec::new(),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:161:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 161 |             code_hooks_on_single: Vec::new(),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:162:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn new(rx: Receiver<Message>, translator: T) -> Backend<T> {
[INFO] [stdout]     |            ---------------------  ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |            |
[INFO] [stdout]     |            these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 162 |             execution_state:      ExecutionState::Paused,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/iisa/executor.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn executor<T: 'static+Send+Clone+Translator>(translator: T, fsb: &mut mem::BusMatrix) -> Result<Box<Cpu>, Error> {
[INFO] [stdout]     |                                                   ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 269 |     let (tx, rx) = channel::<Message>();
[INFO] [stdout]     |          --  -- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |          |
[INFO] [stdout]     |          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 270 |
[INFO] [stdout] 271 |     let mem_update_channel = tx.clone();
[INFO] [stdout]     |         ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 288 |     Ok(Box::new(FrontEnd::new(tx)))
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ani_core` (lib test) due to 7 previous errors; 47 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "56583ca4513fb06d3cd14f74bc57d69725cbe4e3a9a41754937a9c777b7db33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56583ca4513fb06d3cd14f74bc57d69725cbe4e3a9a41754937a9c777b7db33a", kill_on_drop: false }`
[INFO] [stdout] 56583ca4513fb06d3cd14f74bc57d69725cbe4e3a9a41754937a9c777b7db33a