Nov 09 06:32:35.644 INFO checking rjmholt/mips-disasm-rust against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 06:32:35.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 06:32:36.195 INFO blam! b627a9fbc050e893467ff2c5e283e7f0db26d0f43f1f4cd97c79168dd7bb133e
Nov 09 06:32:36.215 INFO running `"docker" "start" "-a" "b627a9fbc050e893467ff2c5e283e7f0db26d0f43f1f4cd97c79168dd7bb133e"`
Nov 09 06:32:37.188 INFO kablam! usermod: no changes
Nov 09 06:32:37.255 INFO kablam!     Checking mips v0.1.0 (/source)
Nov 09 06:32:37.615 INFO kablam! warning: unused import: `std`
Nov 09 06:32:37.615 INFO kablam!  --> src/mips/read.rs:1:5
Nov 09 06:32:37.615 INFO kablam!   |
Nov 09 06:32:37.615 INFO kablam! 1 | use std;
Nov 09 06:32:37.615 INFO kablam!   |     ^^^
Nov 09 06:32:37.615 INFO kablam!   |
Nov 09 06:32:37.615 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 06:32:37.615 INFO kablam! 
Nov 09 06:32:37.615 INFO kablam! warning: unused import: `std::fmt::Error`
Nov 09 06:32:37.615 INFO kablam!  --> src/mips/read.rs:3:5
Nov 09 06:32:37.615 INFO kablam!   |
Nov 09 06:32:37.615 INFO kablam! 3 | use std::fmt::Error;
Nov 09 06:32:37.615 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 09 06:32:37.615 INFO kablam! 
Nov 09 06:32:37.843 INFO kablam! warning: value assigned to `curr_addr` is never read
Nov 09 06:32:37.843 INFO kablam!    --> src/main.rs:100:5
Nov 09 06:32:37.843 INFO kablam!     |
Nov 09 06:32:37.843 INFO kablam! 100 |     curr_addr = mips::START_ADDR;
Nov 09 06:32:37.843 INFO kablam!     |     ^^^^^^^^^
Nov 09 06:32:37.843 INFO kablam!     |
Nov 09 06:32:37.843 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 09 06:32:37.843 INFO kablam! 
Nov 09 06:32:37.843 INFO kablam! warning: unused variable: `curr_addr`
Nov 09 06:32:37.843 INFO kablam!    --> src/mips/data.rs:398:27
Nov 09 06:32:37.843 INFO kablam!     |
Nov 09 06:32:37.843 INFO kablam! 398 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 09 06:32:37.843 INFO kablam!     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 09 06:32:37.843 INFO kablam!     |
Nov 09 06:32:37.843 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 09 06:32:37.843 INFO kablam! 
Nov 09 06:32:37.843 INFO kablam! warning: unused variable: `curr_addr`
Nov 09 06:32:37.843 INFO kablam!    --> src/mips/data.rs:419:27
Nov 09 06:32:37.843 INFO kablam!     |
Nov 09 06:32:37.843 INFO kablam! 419 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 09 06:32:37.843 INFO kablam!     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 09 06:32:37.843 INFO kablam! 
Nov 09 06:32:37.907 INFO kablam! warning: unused import: `std`
Nov 09 06:32:37.907 INFO kablam!  --> src/mips/read.rs:1:5
Nov 09 06:32:37.907 INFO kablam!   |
Nov 09 06:32:37.907 INFO kablam! 1 | use std;
Nov 09 06:32:37.907 INFO kablam!   |     ^^^
Nov 09 06:32:37.907 INFO kablam!   |
Nov 09 06:32:37.907 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 06:32:37.907 INFO kablam! 
Nov 09 06:32:37.907 INFO kablam! warning: unused import: `std::fmt::Error`
Nov 09 06:32:37.907 INFO kablam!  --> src/mips/read.rs:3:5
Nov 09 06:32:37.907 INFO kablam!   |
Nov 09 06:32:37.907 INFO kablam! 3 | use std::fmt::Error;
Nov 09 06:32:37.907 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 09 06:32:37.907 INFO kablam! 
Nov 09 06:32:37.927 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 06:32:37.927 INFO kablam!  --> src/mips/print.rs:9:9
Nov 09 06:32:37.927 INFO kablam!   |
Nov 09 06:32:37.927 INFO kablam! 9 |         write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr);
Nov 09 06:32:37.927 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 06:32:37.927 INFO kablam!   |
Nov 09 06:32:37.927 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Nov 09 06:32:37.927 INFO kablam!   = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 06:32:37.927 INFO kablam!   = 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 09 06:32:37.927 INFO kablam! 
Nov 09 06:32:37.927 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 06:32:37.927 INFO kablam!   --> src/mips/print.rs:12:5
Nov 09 06:32:37.927 INFO kablam!    |
Nov 09 06:32:37.927 INFO kablam! 12 |     write!(f, "\n");
Nov 09 06:32:37.927 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Nov 09 06:32:37.927 INFO kablam!    |
Nov 09 06:32:37.927 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 06:32:37.927 INFO kablam!    = 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 09 06:32:37.927 INFO kablam! 
Nov 09 06:32:38.075 INFO kablam! warning: value assigned to `curr_addr` is never read
Nov 09 06:32:38.075 INFO kablam!    --> src/main.rs:100:5
Nov 09 06:32:38.075 INFO kablam!     |
Nov 09 06:32:38.075 INFO kablam! 100 |     curr_addr = mips::START_ADDR;
Nov 09 06:32:38.075 INFO kablam!     |     ^^^^^^^^^
Nov 09 06:32:38.075 INFO kablam!     |
Nov 09 06:32:38.075 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 09 06:32:38.075 INFO kablam! 
Nov 09 06:32:38.075 INFO kablam! warning: unused variable: `curr_addr`
Nov 09 06:32:38.075 INFO kablam!    --> src/mips/data.rs:398:27
Nov 09 06:32:38.075 INFO kablam!     |
Nov 09 06:32:38.075 INFO kablam! 398 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 09 06:32:38.075 INFO kablam!     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 09 06:32:38.075 INFO kablam!     |
Nov 09 06:32:38.075 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 09 06:32:38.075 INFO kablam! 
Nov 09 06:32:38.075 INFO kablam! warning: unused variable: `curr_addr`
Nov 09 06:32:38.075 INFO kablam!    --> src/mips/data.rs:419:27
Nov 09 06:32:38.075 INFO kablam!     |
Nov 09 06:32:38.075 INFO kablam! 419 |     fn branch_addr(&self, curr_addr: u32) -> u32
Nov 09 06:32:38.075 INFO kablam!     |                           ^^^^^^^^^ help: consider using `_curr_addr` instead
Nov 09 06:32:38.075 INFO kablam! 
Nov 09 06:32:38.143 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 06:32:38.143 INFO kablam!  --> src/mips/print.rs:9:9
Nov 09 06:32:38.143 INFO kablam!   |
Nov 09 06:32:38.143 INFO kablam! 9 |         write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr);
Nov 09 06:32:38.143 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 06:32:38.143 INFO kablam!   |
Nov 09 06:32:38.143 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Nov 09 06:32:38.143 INFO kablam!   = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 06:32:38.143 INFO kablam!   = 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 09 06:32:38.143 INFO kablam! 
Nov 09 06:32:38.143 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 06:32:38.143 INFO kablam!   --> src/mips/print.rs:12:5
Nov 09 06:32:38.143 INFO kablam!    |
Nov 09 06:32:38.143 INFO kablam! 12 |     write!(f, "\n");
Nov 09 06:32:38.143 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Nov 09 06:32:38.143 INFO kablam!    |
Nov 09 06:32:38.143 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 06:32:38.143 INFO kablam!    = 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 09 06:32:38.143 INFO kablam! 
Nov 09 06:32:38.187 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Nov 09 06:32:38.187 INFO kablam! su: No module specific data is present
Nov 09 06:32:39.159 INFO running `"docker" "rm" "-f" "b627a9fbc050e893467ff2c5e283e7f0db26d0f43f1f4cd97c79168dd7bb133e"`
Nov 09 06:32:39.523 INFO blam! b627a9fbc050e893467ff2c5e283e7f0db26d0f43f1f4cd97c79168dd7bb133e