Nov 27 21:56:48.614 INFO checking rjmholt/mips-disasm-rust against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 21:56:48.615 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 21:56:49.108 INFO [stdout] 81ab224bec3df1bb76b9f8ff5ce8b219f50c8424f1bb3c0ed1d2bed82f2a51f9
Nov 27 21:56:49.112 INFO running `"docker" "start" "-a" "81ab224bec3df1bb76b9f8ff5ce8b219f50c8424f1bb3c0ed1d2bed82f2a51f9"`
Nov 27 21:56:51.128 INFO [stderr] usermod: no changes
Nov 27 21:56:51.184 INFO [stderr]     Checking mips v0.1.0 (/source)
Nov 27 21:56:51.566 INFO [stderr] warning: unused import: `std`
Nov 27 21:56:51.567 INFO [stderr]  --> src/mips/read.rs:1:5
Nov 27 21:56:51.568 INFO [stderr]   |
Nov 27 21:56:51.576 INFO [stderr] 1 | use std;
Nov 27 21:56:51.577 INFO [stderr]   |     ^^^
Nov 27 21:56:51.578 INFO [stderr]   |
Nov 27 21:56:51.578 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 21:56:51.579 INFO [stderr] 
Nov 27 21:56:51.580 INFO [stderr] warning: unused import: `std::fmt::Error`
Nov 27 21:56:51.580 INFO [stderr]  --> src/mips/read.rs:3:5
Nov 27 21:56:51.581 INFO [stderr]   |
Nov 27 21:56:51.582 INFO [stderr] 3 | use std::fmt::Error;
Nov 27 21:56:51.582 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 27 21:56:51.583 INFO [stderr] 
Nov 27 21:56:51.709 INFO [stderr] warning: unused import: `std`
Nov 27 21:56:51.709 INFO [stderr]  --> src/mips/read.rs:1:5
Nov 27 21:56:51.709 INFO [stderr]   |
Nov 27 21:56:51.709 INFO [stderr] 1 | use std;
Nov 27 21:56:51.709 INFO [stderr]   |     ^^^
Nov 27 21:56:51.709 INFO [stderr]   |
Nov 27 21:56:51.709 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 21:56:51.709 INFO [stderr] 
Nov 27 21:56:51.709 INFO [stderr] warning: unused import: `std::fmt::Error`
Nov 27 21:56:51.709 INFO [stderr]  --> src/mips/read.rs:3:5
Nov 27 21:56:51.709 INFO [stderr]   |
Nov 27 21:56:51.709 INFO [stderr] 3 | use std::fmt::Error;
Nov 27 21:56:51.709 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 27 21:56:51.709 INFO [stderr] 
Nov 27 21:56:51.865 INFO [stderr] warning: value assigned to `curr_addr` is never read
Nov 27 21:56:51.865 INFO [stderr]    --> src/main.rs:100:5
Nov 27 21:56:51.866 INFO [stderr]     |
Nov 27 21:56:51.867 INFO [stderr] 100 |     curr_addr = mips::START_ADDR;
Nov 27 21:56:51.867 INFO [stderr]     |     ^^^^^^^^^
Nov 27 21:56:51.868 INFO [stderr]     |
Nov 27 21:56:51.868 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 27 21:56:51.869 INFO [stderr] 
Nov 27 21:56:51.870 INFO [stderr] warning: unused variable: `curr_addr`
Nov 27 21:56:51.870 INFO [stderr]    --> src/mips/data.rs:398:27
Nov 27 21:56:51.871 INFO [stderr]     |
Nov 27 21:56:51.872 INFO [stderr] 398 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 27 21:56:51.872 INFO [stderr]     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 27 21:56:51.873 INFO [stderr]     |
Nov 27 21:56:51.874 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 21:56:51.874 INFO [stderr] 
Nov 27 21:56:51.875 INFO [stderr] warning: unused variable: `curr_addr`
Nov 27 21:56:51.876 INFO [stderr]    --> src/mips/data.rs:419:27
Nov 27 21:56:51.876 INFO [stderr]     |
Nov 27 21:56:51.877 INFO [stderr] 419 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 27 21:56:51.878 INFO [stderr]     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 27 21:56:51.878 INFO [stderr] 
Nov 27 21:56:51.933 INFO [stderr] warning: value assigned to `curr_addr` is never read
Nov 27 21:56:51.934 INFO [stderr]    --> src/main.rs:100:5
Nov 27 21:56:51.934 INFO [stderr]     |
Nov 27 21:56:51.935 INFO [stderr] 100 |     curr_addr = mips::START_ADDR;
Nov 27 21:56:51.936 INFO [stderr]     |     ^^^^^^^^^
Nov 27 21:56:51.936 INFO [stderr]     |
Nov 27 21:56:51.937 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 27 21:56:51.937 INFO [stderr] 
Nov 27 21:56:51.937 INFO [stderr] warning: unused variable: `curr_addr`
Nov 27 21:56:51.938 INFO [stderr]    --> src/mips/data.rs:398:27
Nov 27 21:56:51.938 INFO [stderr]     |
Nov 27 21:56:51.938 INFO [stderr] 398 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 27 21:56:51.939 INFO [stderr]     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 27 21:56:51.939 INFO [stderr]     |
Nov 27 21:56:51.939 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 21:56:51.939 INFO [stderr] 
Nov 27 21:56:51.939 INFO [stderr] warning: unused variable: `curr_addr`
Nov 27 21:56:51.940 INFO [stderr]    --> src/mips/data.rs:419:27
Nov 27 21:56:51.940 INFO [stderr]     |
Nov 27 21:56:51.940 INFO [stderr] 419 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 27 21:56:51.940 INFO [stderr]     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 27 21:56:51.940 INFO [stderr] 
Nov 27 21:56:51.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:56:51.980 INFO [stderr]  --> src/mips/print.rs:9:9
Nov 27 21:56:51.980 INFO [stderr]   |
Nov 27 21:56:51.980 INFO [stderr] 9 |         write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr);
Nov 27 21:56:51.980 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:56:51.980 INFO [stderr]   |
Nov 27 21:56:51.982 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 27 21:56:51.982 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:56:51.982 INFO [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 27 21:56:51.983 INFO [stderr] 
Nov 27 21:56:51.983 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:56:51.983 INFO [stderr]   --> src/mips/print.rs:12:5
Nov 27 21:56:51.983 INFO [stderr]    |
Nov 27 21:56:51.983 INFO [stderr] 12 |     write!(f, "\n");
Nov 27 21:56:51.984 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 27 21:56:51.984 INFO [stderr]    |
Nov 27 21:56:51.984 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:56:51.985 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 27 21:56:51.985 INFO [stderr] 
Nov 27 21:56:52.098 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:56:52.098 INFO [stderr]  --> src/mips/print.rs:9:9
Nov 27 21:56:52.098 INFO [stderr]   |
Nov 27 21:56:52.098 INFO [stderr] 9 |         write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr);
Nov 27 21:56:52.098 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:56:52.098 INFO [stderr]   |
Nov 27 21:56:52.098 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 27 21:56:52.098 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:56:52.098 INFO [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 27 21:56:52.098 INFO [stderr] 
Nov 27 21:56:52.098 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:56:52.098 INFO [stderr]   --> src/mips/print.rs:12:5
Nov 27 21:56:52.098 INFO [stderr]    |
Nov 27 21:56:52.098 INFO [stderr] 12 |     write!(f, "\n");
Nov 27 21:56:52.098 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 27 21:56:52.099 INFO [stderr]    |
Nov 27 21:56:52.104 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:56:52.104 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 27 21:56:52.104 INFO [stderr] 
Nov 27 21:56:52.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Nov 27 21:56:52.162 INFO [stderr] su: No module specific data is present
Nov 27 21:56:52.940 INFO running `"docker" "inspect" "81ab224bec3df1bb76b9f8ff5ce8b219f50c8424f1bb3c0ed1d2bed82f2a51f9"`
Nov 27 21:56:53.326 INFO running `"docker" "rm" "-f" "81ab224bec3df1bb76b9f8ff5ce8b219f50c8424f1bb3c0ed1d2bed82f2a51f9"`
Nov 27 21:56:53.624 INFO [stdout] 81ab224bec3df1bb76b9f8ff5ce8b219f50c8424f1bb3c0ed1d2bed82f2a51f9