[INFO] crate crashtag 0.1.1 is already in cache
[INFO] extracting crate crashtag 0.1.1 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/crashtag/0.1.1
[INFO] extracting crate crashtag 0.1.1 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/crashtag/0.1.1
[INFO] validating manifest of crashtag-0.1.1 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 crashtag-0.1.1 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 crashtag-0.1.1
[INFO] finished frobbing crashtag-0.1.1
[INFO] frobbed toml for crashtag-0.1.1 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/crashtag/0.1.1/Cargo.toml
[INFO] started frobbing crashtag-0.1.1
[INFO] finished frobbing crashtag-0.1.1
[INFO] frobbed toml for crashtag-0.1.1 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/crashtag/0.1.1/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 crashtag-0.1.1 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-0/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/crashtag/0.1.1:/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 292f05ad9326a355f1464143a88fff5acb9a7575a47914899805faa41737694c
[INFO] running `"docker" "start" "-a" "292f05ad9326a355f1464143a88fff5acb9a7575a47914899805faa41737694c"`
[INFO] [stderr]     Checking crashtag v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |         let mut stackmem : &mut[u8; 64] = &mut[0; 64];
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 24 |         crashtag!("TAG1=123");
[INFO] [stderr]    |         ---------------------- in this macro invocation
[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/lib.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |         let mut stackmem : &mut[u8; 64] = &mut[0; 64];
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 25 |         crashtag!("TAG2=ABC");
[INFO] [stderr]    |         ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "292f05ad9326a355f1464143a88fff5acb9a7575a47914899805faa41737694c"`
[INFO] running `"docker" "rm" "-f" "292f05ad9326a355f1464143a88fff5acb9a7575a47914899805faa41737694c"`
[INFO] [stdout] 292f05ad9326a355f1464143a88fff5acb9a7575a47914899805faa41737694c