[INFO] crate pretable 0.3.3 is already in cache [INFO] extracting crate pretable 0.3.3 into work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/pretable/0.3.3 [INFO] extracting crate pretable 0.3.3 into work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/pretable/0.3.3 [INFO] validating manifest of pretable-0.3.3 on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of pretable-0.3.3 on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing pretable-0.3.3 [INFO] finished frobbing pretable-0.3.3 [INFO] frobbed toml for pretable-0.3.3 written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/pretable/0.3.3/Cargo.toml [INFO] started frobbing pretable-0.3.3 [INFO] finished frobbing pretable-0.3.3 [INFO] frobbed toml for pretable-0.3.3 written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/pretable/0.3.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking pretable-0.3.3 against try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b for pr-60444 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-6/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/pretable/0.3.3:/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" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 70cf566853da726d011afde128db9633f9c427fc1f0735c58181255de6f4d5a7 [INFO] running `"docker" "start" "-a" "70cf566853da726d011afde128db9633f9c427fc1f0735c58181255de6f4d5a7"` [INFO] [stderr] Checking pretable v0.3.3 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:179:17 [INFO] [stderr] | [INFO] [stderr] 179 | let mut v = v; [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/lib.rs:179:17 [INFO] [stderr] | [INFO] [stderr] 179 | let mut v = v; [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] Finished dev [unoptimized + debuginfo] target(s) in 2.04s [INFO] running `"docker" "inspect" "70cf566853da726d011afde128db9633f9c427fc1f0735c58181255de6f4d5a7"` [INFO] running `"docker" "rm" "-f" "70cf566853da726d011afde128db9633f9c427fc1f0735c58181255de6f4d5a7"` [INFO] [stdout] 70cf566853da726d011afde128db9633f9c427fc1f0735c58181255de6f4d5a7