[INFO] updating cached repository danellis/webarc-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/danellis/webarc-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/danellis/webarc-rust" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/danellis/webarc-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/danellis/webarc-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/danellis/webarc-rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/danellis/webarc-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/danellis/webarc-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b3058bec5d11c0552d3f76da84205d588916a24
[INFO] sha for GitHub repo danellis/webarc-rust: 0b3058bec5d11c0552d3f76da84205d588916a24
[INFO] validating manifest of danellis/webarc-rust 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 danellis/webarc-rust 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 danellis/webarc-rust
[INFO] finished frobbing danellis/webarc-rust
[INFO] frobbed toml for danellis/webarc-rust written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/danellis/webarc-rust/Cargo.toml
[INFO] started frobbing danellis/webarc-rust
[INFO] finished frobbing danellis/webarc-rust
[INFO] frobbed toml for danellis/webarc-rust written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/danellis/webarc-rust/Cargo.toml
[INFO] crate danellis/webarc-rust 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 danellis/webarc-rust against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/danellis/webarc-rust:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b6c29f126e667db7975a682daaf68b1d70b74a95acf0940051b3b2eb9347d740
[INFO] running `"docker" "start" "-a" "b6c29f126e667db7975a682daaf68b1d70b74a95acf0940051b3b2eb9347d740"`
[INFO] [stderr]     Checking webarc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/webarc/cpu.rs:115:107
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn log_instruction(&self, fetch_address: u32, fetched_word: u32, cond: u8, maybe_instruction: Option<&Instruction>) {
[INFO] [stderr]     |                                                                                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/webarc/instructions.rs:25:48
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn decode(&self, word: u32) -> Option<&Instruction> {
[INFO] [stderr]    |                                                ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/webarc/cpu.rs:115:107
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn log_instruction(&self, fetch_address: u32, fetched_word: u32, cond: u8, maybe_instruction: Option<&Instruction>) {
[INFO] [stderr]     |                                                                                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/webarc/instructions.rs:25:48
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn decode(&self, word: u32) -> Option<&Instruction> {
[INFO] [stderr]    |                                                ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `memory`
[INFO] [stderr]   --> src/webarc/instructions.rs:40:49
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn exec(&self,registers: &mut RegisterFile, memory: &mut Memory, instruction: u32) {
[INFO] [stderr]    |                                                 ^^^^^^ help: consider prefixing with an underscore: `_memory`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `UNDEFINED_INSTRUCTION_VECTOR`
[INFO] [stderr]  --> src/webarc/cpu.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const UNDEFINED_INSTRUCTION_VECTOR: u32 = 0x04;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SWI_VECTOR`
[INFO] [stderr]  --> src/webarc/cpu.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const SWI_VECTOR: u32 = 0x08;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PREFETCH_ABORT_VECTOR`
[INFO] [stderr]  --> src/webarc/cpu.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const PREFETCH_ABORT_VECTOR: u32 = 0x0c;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `DATA_ABORT_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const DATA_ABORT_VECTOR: u32 = 0x10;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `ADDRESS_EXCEPTION_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const ADDRESS_EXCEPTION_VECTOR: u32 = 0x14;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `IRQ_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const IRQ_VECTOR: u32 = 0x18;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FIRQ_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const FIRQ_VECTOR: u32 = 0x1c;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `store`
[INFO] [stderr]   --> src/webarc/memory.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn store(&self, _address: u32, _data: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_byte`
[INFO] [stderr]   --> src/webarc/memory.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn load_byte(&mut self, address: u32) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `store_byte`
[INFO] [stderr]   --> src/webarc/memory.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn store_byte(&mut self, address: u32, data: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     f.read(as_u8_slice(&mut rom));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `memory`
[INFO] [stderr]   --> src/webarc/instructions.rs:40:49
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn exec(&self,registers: &mut RegisterFile, memory: &mut Memory, instruction: u32) {
[INFO] [stderr]    |                                                 ^^^^^^ help: consider prefixing with an underscore: `_memory`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `UNDEFINED_INSTRUCTION_VECTOR`
[INFO] [stderr]  --> src/webarc/cpu.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const UNDEFINED_INSTRUCTION_VECTOR: u32 = 0x04;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SWI_VECTOR`
[INFO] [stderr]  --> src/webarc/cpu.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const SWI_VECTOR: u32 = 0x08;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PREFETCH_ABORT_VECTOR`
[INFO] [stderr]  --> src/webarc/cpu.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const PREFETCH_ABORT_VECTOR: u32 = 0x0c;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `DATA_ABORT_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const DATA_ABORT_VECTOR: u32 = 0x10;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `ADDRESS_EXCEPTION_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const ADDRESS_EXCEPTION_VECTOR: u32 = 0x14;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `IRQ_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const IRQ_VECTOR: u32 = 0x18;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FIRQ_VECTOR`
[INFO] [stderr]   --> src/webarc/cpu.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const FIRQ_VECTOR: u32 = 0x1c;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `store`
[INFO] [stderr]   --> src/webarc/memory.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn store(&self, _address: u32, _data: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_byte`
[INFO] [stderr]   --> src/webarc/memory.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn load_byte(&mut self, address: u32) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `store_byte`
[INFO] [stderr]   --> src/webarc/memory.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn store_byte(&mut self, address: u32, data: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     f.read(as_u8_slice(&mut rom));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "b6c29f126e667db7975a682daaf68b1d70b74a95acf0940051b3b2eb9347d740"`
[INFO] running `"docker" "rm" "-f" "b6c29f126e667db7975a682daaf68b1d70b74a95acf0940051b3b2eb9347d740"`
[INFO] [stdout] b6c29f126e667db7975a682daaf68b1d70b74a95acf0940051b3b2eb9347d740