[INFO] updating cached repository pjmicolet/rust_nes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pjmicolet/rust_nes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pjmicolet/rust_nes" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pjmicolet/rust_nes"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pjmicolet/rust_nes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pjmicolet/rust_nes" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pjmicolet/rust_nes"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pjmicolet/rust_nes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ffe325e341ded30555172dead765cd1f8ebc8bd3
[INFO] sha for GitHub repo pjmicolet/rust_nes: ffe325e341ded30555172dead765cd1f8ebc8bd3
[INFO] validating manifest of pjmicolet/rust_nes on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pjmicolet/rust_nes on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pjmicolet/rust_nes
[INFO] finished frobbing pjmicolet/rust_nes
[INFO] frobbed toml for pjmicolet/rust_nes written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pjmicolet/rust_nes/Cargo.toml
[INFO] started frobbing pjmicolet/rust_nes
[INFO] finished frobbing pjmicolet/rust_nes
[INFO] frobbed toml for pjmicolet/rust_nes written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pjmicolet/rust_nes/Cargo.toml
[INFO] crate pjmicolet/rust_nes already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pjmicolet/rust_nes against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pjmicolet/rust_nes:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7a7c822e391460c1edaa2cdf7422e5b2b81bc8df533ec04b67d8c7d3239826aa
[INFO] running `"docker" "start" "-a" "7a7c822e391460c1edaa2cdf7422e5b2b81bc8df533ec04b67d8c7d3239826aa"`
[INFO] [stderr]     Checking rust_nes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `mem` is assigned to, but never used
[INFO] [stderr]  --> src/main.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut mem : [ u8; 0x10000 ];
[INFO] [stderr]   |             ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]   = note: consider using `_mem` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `mem` is never read
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     mem = [ 0; 0x10000 ];
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut mem : [ u8; 0x10000 ];
[INFO] [stderr]   |         ----^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `mem` is assigned to, but never used
[INFO] [stderr]  --> src/main.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut mem : [ u8; 0x10000 ];
[INFO] [stderr]   |             ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]   = note: consider using `_mem` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `mem` is never read
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     mem = [ 0; 0x10000 ];
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut mem : [ u8; 0x10000 ];
[INFO] [stderr]   |         ----^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/cpu.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn new() -> DebugInfo {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dma_wait`
[INFO] [stderr]    --> src/cpu.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     dma_wait : u8, 
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dma_wait_cycles`
[INFO] [stderr]    --> src/cpu.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     dma_wait_cycles : u8, 
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `vram_buff`
[INFO] [stderr]    --> src/cpu.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     vram_buff : u8, 
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sl`
[INFO] [stderr]    --> src/cpu.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 |     sl : u16, 
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write`
[INFO] [stderr]   --> src/memory.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn write(&mut self, address : usize , value : u8 ) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/cpu.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn new() -> DebugInfo {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dma_wait`
[INFO] [stderr]    --> src/cpu.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     dma_wait : u8, 
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dma_wait_cycles`
[INFO] [stderr]    --> src/cpu.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     dma_wait_cycles : u8, 
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `vram_buff`
[INFO] [stderr]    --> src/cpu.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     vram_buff : u8, 
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sl`
[INFO] [stderr]    --> src/cpu.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 |     sl : u16, 
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write`
[INFO] [stderr]   --> src/memory.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn write(&mut self, address : usize , value : u8 ) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "7a7c822e391460c1edaa2cdf7422e5b2b81bc8df533ec04b67d8c7d3239826aa"`
[INFO] running `"docker" "rm" "-f" "7a7c822e391460c1edaa2cdf7422e5b2b81bc8df533ec04b67d8c7d3239826aa"`
[INFO] [stdout] 7a7c822e391460c1edaa2cdf7422e5b2b81bc8df533ec04b67d8c7d3239826aa