[INFO] fetching crate siso 0.1.0...
[INFO] building siso-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate siso 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate siso 0.1.0
[INFO] finished tweaking crates.io crate siso 0.1.0
[INFO] tweaked toml for crates.io crate siso 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate siso 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate siso 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edf5b8fc596daed59a7e83703948c5bf2254f1068b21f4f44535a27cc588f7c9
[INFO] running `Command { std: "docker" "start" "-a" "edf5b8fc596daed59a7e83703948c5bf2254f1068b21f4f44535a27cc588f7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edf5b8fc596daed59a7e83703948c5bf2254f1068b21f4f44535a27cc588f7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edf5b8fc596daed59a7e83703948c5bf2254f1068b21f4f44535a27cc588f7c9", kill_on_drop: false }`
[INFO] [stdout] edf5b8fc596daed59a7e83703948c5bf2254f1068b21f4f44535a27cc588f7c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1a054961fd3f86a1b10c0cfc4349d49a94623b02decc29be35b5d5a4bb47fe7
[INFO] running `Command { std: "docker" "start" "-a" "c1a054961fd3f86a1b10c0cfc4349d49a94623b02decc29be35b5d5a4bb47fe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling iced-x86 v1.21.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling siso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088/word.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(super) fn get_low_byte_mut(&mut self) -> Byte {
[INFO] [stdout]    |                                    ^^^^^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(super) fn get_low_byte_mut(&mut self) -> Byte<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088/word.rs:63:37
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(super) fn get_high_byte_mut(&mut self) -> Byte {
[INFO] [stdout]    |                                     ^^^^^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(super) fn get_high_byte_mut(&mut self) -> Byte<'_> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GeneralRegister` is never used
[INFO] [stdout]   --> src/chips/intel8088/registers.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub(super) enum GeneralRegister {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `aux_carry` and `interrupt_enable` are never used
[INFO] [stdout]    --> src/chips/intel8088/registers.rs:185:19
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Flags {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub(super) fn aux_carry(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub(super) fn interrupt_enable(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IndirectJmpCall` is never constructed
[INFO] [stdout]   --> src/chips/intel8088/instructions.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(super) enum AddressingMode {
[INFO] [stdout]    |                 -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     IndirectJmpCall(WordRegister),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AddressingMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_byte_register_mut(&mut self, register: ByteRegister) -> word::Byte {
[INFO] [stdout]    |                              ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_byte_register_mut(&mut self, register: ByteRegister) -> word::Byte<'_> {
[INFO] [stdout]    |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "c1a054961fd3f86a1b10c0cfc4349d49a94623b02decc29be35b5d5a4bb47fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a054961fd3f86a1b10c0cfc4349d49a94623b02decc29be35b5d5a4bb47fe7", kill_on_drop: false }`
[INFO] [stdout] c1a054961fd3f86a1b10c0cfc4349d49a94623b02decc29be35b5d5a4bb47fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af2440a92433182c51f2af948f947c6a8c0403a919e471919244a41a381754ad
[INFO] running `Command { std: "docker" "start" "-a" "af2440a92433182c51f2af948f947c6a8c0403a919e471919244a41a381754ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling iced-x86 v1.21.0
[INFO] [stderr]    Compiling siso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `GeneralRegister` is never used
[INFO] [stdout]   --> src/chips/intel8088/registers.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub(super) enum GeneralRegister {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088/word.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(super) fn get_low_byte_mut(&mut self) -> Byte {
[INFO] [stdout]    |                                    ^^^^^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(super) fn get_low_byte_mut(&mut self) -> Byte<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088/word.rs:63:37
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(super) fn get_high_byte_mut(&mut self) -> Byte {
[INFO] [stdout]    |                                     ^^^^^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(super) fn get_high_byte_mut(&mut self) -> Byte<'_> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_byte_register_mut(&mut self, register: ByteRegister) -> word::Byte {
[INFO] [stdout]    |                              ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_byte_register_mut(&mut self, register: ByteRegister) -> word::Byte<'_> {
[INFO] [stdout]    |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `aux_carry` and `interrupt_enable` are never used
[INFO] [stdout]    --> src/chips/intel8088/registers.rs:185:19
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Flags {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub(super) fn aux_carry(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub(super) fn interrupt_enable(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IndirectJmpCall` is never constructed
[INFO] [stdout]   --> src/chips/intel8088/instructions.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(super) enum AddressingMode {
[INFO] [stdout]    |                 -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     IndirectJmpCall(WordRegister),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AddressingMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GeneralRegister` is never used
[INFO] [stdout]   --> src/chips/intel8088/registers.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub(super) enum GeneralRegister {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_byte_register_mut(&mut self, register: ByteRegister) -> word::Byte {
[INFO] [stdout]    |                              ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_byte_register_mut(&mut self, register: ByteRegister) -> word::Byte<'_> {
[INFO] [stdout]    |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `aux_carry` and `interrupt_enable` are never used
[INFO] [stdout]    --> src/chips/intel8088/registers.rs:185:19
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Flags {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub(super) fn aux_carry(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub(super) fn interrupt_enable(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IndirectJmpCall` is never constructed
[INFO] [stdout]   --> src/chips/intel8088/instructions.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(super) enum AddressingMode {
[INFO] [stdout]    |                 -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     IndirectJmpCall(WordRegister),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AddressingMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088/word.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(super) fn get_low_byte_mut(&mut self) -> Byte {
[INFO] [stdout]    |                                    ^^^^^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(super) fn get_low_byte_mut(&mut self) -> Byte<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chips/intel8088/word.rs:63:37
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(super) fn get_high_byte_mut(&mut self) -> Byte {
[INFO] [stdout]    |                                     ^^^^^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(super) fn get_high_byte_mut(&mut self) -> Byte<'_> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "af2440a92433182c51f2af948f947c6a8c0403a919e471919244a41a381754ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2440a92433182c51f2af948f947c6a8c0403a919e471919244a41a381754ad", kill_on_drop: false }`
[INFO] [stdout] af2440a92433182c51f2af948f947c6a8c0403a919e471919244a41a381754ad
