[INFO] crate mips 0.2.1 is already in cache
[INFO] testing mips-0.2.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate mips 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mips 0.2.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mips 0.2.1
[INFO] finished tweaking crates.io crate mips 0.2.1
[INFO] tweaked toml for crates.io crate mips 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c97828930170bd098c222261d8a849c333e08e5cf8824e5629437dd8ffc312a2
[INFO] running `"docker" "start" "-a" "c97828930170bd098c222261d8a849c333e08e5cf8824e5629437dd8ffc312a2"`
[INFO] [stderr]    Compiling mips v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interrupts.rs:17:29
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn critical_section(f: &Fn() -> ()) {
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `BitField` is imported redundantly
[INFO] [stderr]    --> src/addr.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 3   | use bit_field::BitField;
[INFO] [stderr]     |     ------------------- the item `BitField` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 124 |         use bit_field::BitField;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mtc0 %edi, $$0, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | /             asm!("mtc0 $0, $$$1, $2"
[INFO] [stderr] 27 | |                  :
[INFO] [stderr] 28 | |                  : "r"(reg), "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 29 | |                  :
[INFO] [stderr] 30 | |                  : "volatile"
[INFO] [stderr] 31 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/index.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  |   register_rw!(0, 0);  //  index
[INFO] [stderr]    |   ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$12, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9  | |                  : "=r"(reg)
[INFO] [stderr] 10 | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/status.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 |   register_rw!(12, 0);
[INFO] [stderr]    |   -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mtc0 %edi, $$12, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | /             asm!("mtc0 $0, $$$1, $2"
[INFO] [stderr] 27 | |                  :
[INFO] [stderr] 28 | |                  : "r"(reg), "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 29 | |                  :
[INFO] [stderr] 30 | |                  : "volatile"
[INFO] [stderr] 31 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/status.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 |   register_rw!(12, 0);
[INFO] [stderr]    |   -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$10, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9  | |                  : "=r"(reg)
[INFO] [stderr] 10 | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/entry_hi.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 |   register_rw!(10, 0);
[INFO] [stderr]    |   -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mtc0 %edi, $$10, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | /             asm!("mtc0 $0, $$$1, $2"
[INFO] [stderr] 27 | |                  :
[INFO] [stderr] 28 | |                  : "r"(reg), "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 29 | |                  :
[INFO] [stderr] 30 | |                  : "volatile"
[INFO] [stderr] 31 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/entry_hi.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 |   register_rw!(10, 0);
[INFO] [stderr]    |   -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$5, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9  | |                  : "=r"(reg)
[INFO] [stderr] 10 | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/page_mask.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 |   register_rw!(5, 0);
[INFO] [stderr]    |   ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mtc0 %edi, $$5, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | /             asm!("mtc0 $0, $$$1, $2"
[INFO] [stderr] 27 | |                  :
[INFO] [stderr] 28 | |                  : "r"(reg), "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 29 | |                  :
[INFO] [stderr] 30 | |                  : "volatile"
[INFO] [stderr] 31 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/page_mask.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 |   register_rw!(5, 0);
[INFO] [stderr]    |   ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$2, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9  | |                  : "=r"(reg)
[INFO] [stderr] 10 | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/entry_lo.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |       register_rw!(2, 0);
[INFO] [stderr]    |       ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mtc0 %edi, $$2, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | /             asm!("mtc0 $0, $$$1, $2"
[INFO] [stderr] 27 | |                  :
[INFO] [stderr] 28 | |                  : "r"(reg), "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 29 | |                  :
[INFO] [stderr] 30 | |                  : "volatile"
[INFO] [stderr] 31 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/entry_lo.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |       register_rw!(2, 0);
[INFO] [stderr]    |       ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$3, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9  | |                  : "=r"(reg)
[INFO] [stderr] 10 | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/entry_lo.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |       register_rw!(3, 0);
[INFO] [stderr]    |       ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$16, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]    --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9   | |                  : "=r"(reg)
[INFO] [stderr] 10  | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11  | |             );
[INFO] [stderr]     | |______________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/registers/cp0/config.rs:118:21
[INFO] [stderr]     |
[INFO] [stderr] 118 |   pub mod __config0 { register_r!(16, 0); }
[INFO] [stderr]     |                       ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$16, $1
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]    --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9   | |                  : "=r"(reg)
[INFO] [stderr] 10  | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11  | |             );
[INFO] [stderr]     | |______________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/registers/cp0/config.rs:119:21
[INFO] [stderr]     |
[INFO] [stderr] 119 |   pub mod __config1 { register_r!(16, 1); }
[INFO] [stderr]     |                       ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:2: error: invalid instruction mnemonic 'tlbr'
[INFO] [stderr]         tlbr
[INFO] [stderr]         ^~~~
[INFO] [stderr] 
[INFO] [stderr]   --> src/instructions/mod.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             asm!($inst : : : : "volatile");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 | define_instruction!(tlbr);
[INFO] [stderr]    | -------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:2: error: invalid instruction mnemonic 'tlbp'
[INFO] [stderr]         tlbp
[INFO] [stderr]         ^~~~
[INFO] [stderr] 
[INFO] [stderr]   --> src/instructions/mod.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             asm!($inst : : : : "volatile");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | define_instruction!(tlbp);
[INFO] [stderr]    | -------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:2: error: invalid instruction mnemonic 'tlbwr'
[INFO] [stderr]         tlbwr
[INFO] [stderr]         ^~~~~
[INFO] [stderr] 
[INFO] [stderr]   --> src/instructions/mod.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             asm!($inst : : : : "volatile");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 | define_instruction!(tlbwr);
[INFO] [stderr]    | --------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:2: error: invalid instruction mnemonic 'tlbwi'
[INFO] [stderr]         tlbwi
[INFO] [stderr]         ^~~~~
[INFO] [stderr] 
[INFO] [stderr]   --> src/instructions/mod.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             asm!($inst : : : : "volatile");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 | define_instruction!(tlbwi);
[INFO] [stderr]    | --------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:2: error: invalid instruction mnemonic 'break'
[INFO] [stderr]         break
[INFO] [stderr]         ^~~~~
[INFO] [stderr] 
[INFO] [stderr]   --> src/instructions/mod.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             asm!($inst : : : : "volatile");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 | define_instruction!("break", breakpoint);
[INFO] [stderr]    | ----------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:2: error: invalid instruction mnemonic 'eret'
[INFO] [stderr]         eret
[INFO] [stderr]         ^~~~
[INFO] [stderr] 
[INFO] [stderr]   --> src/instructions/mod.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             asm!($inst : : : : "volatile");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 | define_instruction!("eret", exception_return);
[INFO] [stderr]    | ---------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mtc0 %edi, $$3, $0
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]   --> src/registers/cp0/general.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | /             asm!("mtc0 $0, $$$1, $2"
[INFO] [stderr] 27 | |                  :
[INFO] [stderr] 28 | |                  : "r"(reg), "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 29 | |                  :
[INFO] [stderr] 30 | |                  : "volatile"
[INFO] [stderr] 31 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/registers/cp0/entry_lo.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |       register_rw!(3, 0);
[INFO] [stderr]    |       ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$16, $2
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]    --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9   | |                  : "=r"(reg)
[INFO] [stderr] 10  | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11  | |             );
[INFO] [stderr]     | |______________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/registers/cp0/config.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |   pub mod __config2 { register_r!(16, 2); }
[INFO] [stderr]     |                       ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: <inline asm>:1:14: error: invalid token in expression
[INFO] [stderr]         mfc0 %eax, $$16, $3
[INFO] [stderr]                     ^
[INFO] [stderr] 
[INFO] [stderr]    --> src/registers/cp0/general.rs:8:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | /             asm!("mfc0 $0, $$$1, $2"
[INFO] [stderr] 9   | |                  : "=r"(reg)
[INFO] [stderr] 10  | |                  : "i"($reg_id), "i"($reg_sel)
[INFO] [stderr] 11  | |             );
[INFO] [stderr]     | |______________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/registers/cp0/config.rs:121:21
[INFO] [stderr]     |
[INFO] [stderr] 121 |   pub mod __config3 { register_r!(16, 3); }
[INFO] [stderr]     |                       ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 21 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mips`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c97828930170bd098c222261d8a849c333e08e5cf8824e5629437dd8ffc312a2"`
[INFO] running `"docker" "rm" "-f" "c97828930170bd098c222261d8a849c333e08e5cf8824e5629437dd8ffc312a2"`
[INFO] [stdout] c97828930170bd098c222261d8a849c333e08e5cf8824e5629437dd8ffc312a2