[INFO] updating cached repository build-quilt/todo-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/build-quilt/todo-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/build-quilt/todo-example" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/build-quilt/todo-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/build-quilt/todo-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/build-quilt/todo-example" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/build-quilt/todo-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/build-quilt/todo-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 97a1196366b00c58c48e697a70fad00b07ac1141
[INFO] sha for GitHub repo build-quilt/todo-example: 97a1196366b00c58c48e697a70fad00b07ac1141
[INFO] validating manifest of build-quilt/todo-example on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of build-quilt/todo-example on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing build-quilt/todo-example
[INFO] finished frobbing build-quilt/todo-example
[INFO] frobbed toml for build-quilt/todo-example written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/build-quilt/todo-example/Cargo.toml
[INFO] started frobbing build-quilt/todo-example
[INFO] finished frobbing build-quilt/todo-example
[INFO] frobbed toml for build-quilt/todo-example written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/build-quilt/todo-example/Cargo.toml
[INFO] crate build-quilt/todo-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking build-quilt/todo-example against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/build-quilt/todo-example:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6c5c6945eb37ee7db4ceedb48159b9c0f4d442ceeaa1bb2fa7d3fa8b7d440f16
[INFO] running `"docker" "start" "-a" "6c5c6945eb37ee7db4ceedb48159b9c0f4d442ceeaa1bb2fa7d3fa8b7d440f16"`
[INFO] [stderr]     Checking todo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `todo_pending_count_key`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let todo_pending_count_key: [u32; 8] = [1, 0, 0, 0, 0, 0, 0, 0];
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_todo_pending_count_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![link_args = "--import-memory"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `todo_pending_count_key`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let todo_pending_count_key: [u32; 8] = [1, 0, 0, 0, 0, 0, 0, 0];
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_todo_pending_count_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![link_args = "--import-memory"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "6c5c6945eb37ee7db4ceedb48159b9c0f4d442ceeaa1bb2fa7d3fa8b7d440f16"`
[INFO] running `"docker" "rm" "-f" "6c5c6945eb37ee7db4ceedb48159b9c0f4d442ceeaa1bb2fa7d3fa8b7d440f16"`
[INFO] [stdout] 6c5c6945eb37ee7db4ceedb48159b9c0f4d442ceeaa1bb2fa7d3fa8b7d440f16