[INFO] updating cached repository llewekam/ErrorHandlingRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/llewekam/ErrorHandlingRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/llewekam/ErrorHandlingRust" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/llewekam/ErrorHandlingRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/llewekam/ErrorHandlingRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/llewekam/ErrorHandlingRust" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/llewekam/ErrorHandlingRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/llewekam/ErrorHandlingRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8e8bcf479df33feccae59cfa488be2186ffb846f
[INFO] sha for GitHub repo llewekam/ErrorHandlingRust: 8e8bcf479df33feccae59cfa488be2186ffb846f
[INFO] validating manifest of llewekam/ErrorHandlingRust on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of llewekam/ErrorHandlingRust on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing llewekam/ErrorHandlingRust
[INFO] finished frobbing llewekam/ErrorHandlingRust
[INFO] frobbed toml for llewekam/ErrorHandlingRust written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/llewekam/ErrorHandlingRust/Cargo.toml
[INFO] started frobbing llewekam/ErrorHandlingRust
[INFO] finished frobbing llewekam/ErrorHandlingRust
[INFO] frobbed toml for llewekam/ErrorHandlingRust written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/llewekam/ErrorHandlingRust/Cargo.toml
[INFO] crate llewekam/ErrorHandlingRust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking llewekam/ErrorHandlingRust against try#06a150c7d11500b41499224f165e9de1de096768 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-1/try#06a150c7d11500b41499224f165e9de1de096768:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/llewekam/ErrorHandlingRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+06a150c7d11500b41499224f165e9de1de096768-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9fdf875c7b34117c96db021e739a8dbff9780e36a4d577c9e67c5a30e0053ebe
[INFO] running `"docker" "start" "-a" "9fdf875c7b34117c96db021e739a8dbff9780e36a4d577c9e67c5a30e0053ebe"`
[INFO] [stderr]     Checking error_handling v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     token::do_token_stuff(&token_string);
[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 `std::result::Result` that must be used
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     token::do_token_stuff(&token_string);
[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 0.50s
[INFO] running `"docker" "inspect" "9fdf875c7b34117c96db021e739a8dbff9780e36a4d577c9e67c5a30e0053ebe"`
[INFO] running `"docker" "rm" "-f" "9fdf875c7b34117c96db021e739a8dbff9780e36a4d577c9e67c5a30e0053ebe"`
[INFO] [stdout] 9fdf875c7b34117c96db021e739a8dbff9780e36a4d577c9e67c5a30e0053ebe