[INFO] crate printf-rs 0.1.1 is already in cache [INFO] extracting crate printf-rs 0.1.1 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/printf-rs/0.1.1 [INFO] extracting crate printf-rs 0.1.1 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/printf-rs/0.1.1 [INFO] validating manifest of printf-rs-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 printf-rs-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 printf-rs-0.1.1 [INFO] finished frobbing printf-rs-0.1.1 [INFO] frobbed toml for printf-rs-0.1.1 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/printf-rs/0.1.1/Cargo.toml [INFO] started frobbing printf-rs-0.1.1 [INFO] finished frobbing printf-rs-0.1.1 [INFO] frobbed toml for printf-rs-0.1.1 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/printf-rs/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 printf-rs-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-7/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/printf-rs/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] bc00a54d3530730530430a540f1efc77028aca24b3bf9c6c80f982f864dd5681 [INFO] running `"docker" "start" "-a" "bc00a54d3530730530430a540f1efc77028aca24b3bf9c6c80f982f864dd5681"` [INFO] [stderr] Checking printf-rs v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: static variable `enable_utf8` should have an upper case name [INFO] [stderr] --> src/lib.rs:31:20 [INFO] [stderr] | [INFO] [stderr] 31 | pub static ref enable_utf8: () = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `ENABLE_UTF8` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_upper_case_globals)] on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `enable_utf8` should have an upper case name [INFO] [stderr] --> src/lib.rs:31:20 [INFO] [stderr] | [INFO] [stderr] 31 | pub static ref enable_utf8: () = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `ENABLE_UTF8` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_upper_case_globals)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `"docker" "inspect" "bc00a54d3530730530430a540f1efc77028aca24b3bf9c6c80f982f864dd5681"` [INFO] running `"docker" "rm" "-f" "bc00a54d3530730530430a540f1efc77028aca24b3bf9c6c80f982f864dd5681"` [INFO] [stdout] bc00a54d3530730530430a540f1efc77028aca24b3bf9c6c80f982f864dd5681