[INFO] fetching crate tinyset 0.3.5... [INFO] extracting crate tinyset 0.3.5 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/tinyset/0.3.5 [INFO] extracting crate tinyset 0.3.5 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/tinyset/0.3.5 [INFO] validating manifest of tinyset-0.3.5 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tinyset-0.3.5 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tinyset-0.3.5 [INFO] finished frobbing tinyset-0.3.5 [INFO] frobbed toml for tinyset-0.3.5 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/tinyset/0.3.5/Cargo.toml [INFO] started frobbing tinyset-0.3.5 [INFO] finished frobbing tinyset-0.3.5 [INFO] frobbed toml for tinyset-0.3.5 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/tinyset/0.3.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking tinyset-0.3.5 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/tinyset/0.3.5:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5ce99e9fc13c74fd26e21f351b8068dc96c627bee52f8bbf22348522271503b9 [INFO] running `"docker" "start" "-a" "5ce99e9fc13c74fd26e21f351b8068dc96c627bee52f8bbf22348522271503b9"` [INFO] [stderr] Checking tinyset v0.3.5 (/opt/crater/workdir) [INFO] [stderr] Checking quickcheck v0.4.1 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:334:29 [INFO] [stderr] | [INFO] [stderr] 334 | let mut v = &mut v[..vlen-1]; [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/u64set.rs:572:25 [INFO] [stderr] | [INFO] [stderr] 572 | let mut v = &mut v[..vlen-1]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:731:21 [INFO] [stderr] | [INFO] [stderr] 731 | let mut keys = &mut keys[..vlen-1]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:856:21 [INFO] [stderr] | [INFO] [stderr] 856 | let mut v = &v[..vlen-1]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:1060:21 [INFO] [stderr] | [INFO] [stderr] 1060 | let mut v = &mut v[..vlen-1]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:1321:21 [INFO] [stderr] | [INFO] [stderr] 1321 | let mut keys = &mut keys[..vlen-1]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/u64set.rs:3059:5 [INFO] [stderr] | [INFO] [stderr] 3059 | fn insert(&mut self, k: u64, v: u64) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:334:29 [INFO] [stderr] | [INFO] [stderr] 334 | let mut v = &mut v[..vlen-1]; [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/u64set.rs:572:25 [INFO] [stderr] | [INFO] [stderr] 572 | let mut v = &mut v[..vlen-1]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:731:21 [INFO] [stderr] | [INFO] [stderr] 731 | let mut keys = &mut keys[..vlen-1]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:856:21 [INFO] [stderr] | [INFO] [stderr] 856 | let mut v = &v[..vlen-1]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:1060:21 [INFO] [stderr] | [INFO] [stderr] 1060 | let mut v = &mut v[..vlen-1]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/u64set.rs:1321:21 [INFO] [stderr] | [INFO] [stderr] 1321 | let mut keys = &mut keys[..vlen-1]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.89s [INFO] running `"docker" "inspect" "5ce99e9fc13c74fd26e21f351b8068dc96c627bee52f8bbf22348522271503b9"` [INFO] running `"docker" "rm" "-f" "5ce99e9fc13c74fd26e21f351b8068dc96c627bee52f8bbf22348522271503b9"` [INFO] [stdout] 5ce99e9fc13c74fd26e21f351b8068dc96c627bee52f8bbf22348522271503b9