[INFO] updating cached repository d3zd3z/bootsim
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/d3zd3z/bootsim
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/d3zd3z/bootsim" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/d3zd3z/bootsim"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/d3zd3z/bootsim'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/d3zd3z/bootsim" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/d3zd3z/bootsim"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/d3zd3z/bootsim'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 98d4a518c6a1a5d4a3a3fec6581786b02513f0fc
[INFO] sha for GitHub repo d3zd3z/bootsim: 98d4a518c6a1a5d4a3a3fec6581786b02513f0fc
[INFO] validating manifest of d3zd3z/bootsim on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of d3zd3z/bootsim on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing d3zd3z/bootsim
[INFO] finished frobbing d3zd3z/bootsim
[INFO] frobbed toml for d3zd3z/bootsim written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/d3zd3z/bootsim/Cargo.toml
[INFO] started frobbing d3zd3z/bootsim
[INFO] finished frobbing d3zd3z/bootsim
[INFO] frobbed toml for d3zd3z/bootsim written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/d3zd3z/bootsim/Cargo.toml
[INFO] crate d3zd3z/bootsim has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking d3zd3z/bootsim against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-5/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/d3zd3z/bootsim:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 99d7459f2e5d12bcc963c607962b9475d3ccbc26fb72acb065f34564980003e7
[INFO] running `"docker" "start" "-a" "99d7459f2e5d12bcc963c607962b9475d3ccbc26fb72acb065f34564980003e7"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling bootsim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: bootutil/src/loader.c: In function 'split_go':
[INFO] [stderr] warning: bootutil/src/loader.c:1092:14: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
[INFO] [stderr] warning:      *entry = (void*) entry_val;
[INFO] [stderr] warning:               ^
[INFO] [stderr]     Checking backtrace v0.3.0
[INFO] [stderr]     Checking error-chain v0.7.1
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flash.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut sub = &mut self.data[offset .. offset + payload.len()];
[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 does not need to be mutable
[INFO] [stderr]   --> src/api.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut dev: &mut Flash = unsafe { &mut *dev };
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/api.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let mut dev: &mut Flash = unsafe { &mut *dev };
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flash.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut sub = &mut self.data[offset .. offset + payload.len()];
[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 does not need to be mutable
[INFO] [stderr]   --> src/api.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut dev: &mut Flash = unsafe { &mut *dev };
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/api.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let mut dev: &mut Flash = unsafe { &mut *dev };
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `"docker" "inspect" "99d7459f2e5d12bcc963c607962b9475d3ccbc26fb72acb065f34564980003e7"`
[INFO] running `"docker" "rm" "-f" "99d7459f2e5d12bcc963c607962b9475d3ccbc26fb72acb065f34564980003e7"`
[INFO] [stdout] 99d7459f2e5d12bcc963c607962b9475d3ccbc26fb72acb065f34564980003e7