[INFO] crate tinyset 0.3.5 is already in cache [INFO] extracting crate tinyset 0.3.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/tinyset/0.3.5 [INFO] extracting crate tinyset 0.3.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tinyset/0.3.5 [INFO] validating manifest of tinyset-0.3.5 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tinyset-0.3.5 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/reg/tinyset/0.3.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tinyset-0.3.5 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] a8b0fcc01b4bacb80a3fdff2d8ec36bae77d8240ce959a1f87346e6a4bc09c26 [INFO] running `"docker" "start" "-a" "a8b0fcc01b4bacb80a3fdff2d8ec36bae77d8240ce959a1f87346e6a4bc09c26"` [INFO] [stderr] Compiling tinyset v0.3.5 (/opt/crater/workdir) [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] Finished dev [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `"docker" "inspect" "a8b0fcc01b4bacb80a3fdff2d8ec36bae77d8240ce959a1f87346e6a4bc09c26"` [INFO] running `"docker" "rm" "-f" "a8b0fcc01b4bacb80a3fdff2d8ec36bae77d8240ce959a1f87346e6a4bc09c26"` [INFO] [stdout] a8b0fcc01b4bacb80a3fdff2d8ec36bae77d8240ce959a1f87346e6a4bc09c26 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 4ff1bd86cafe81eb850110f153703cd4829ec68f6fcf921dcd12e617a2e6b14d [INFO] running `"docker" "start" "-a" "4ff1bd86cafe81eb850110f153703cd4829ec68f6fcf921dcd12e617a2e6b14d"` [INFO] [stderr] Compiling quickcheck v0.4.1 [INFO] [stderr] Compiling tinyset v0.3.5 (/opt/crater/workdir) [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 8.99s [INFO] running `"docker" "inspect" "4ff1bd86cafe81eb850110f153703cd4829ec68f6fcf921dcd12e617a2e6b14d"` [INFO] running `"docker" "rm" "-f" "4ff1bd86cafe81eb850110f153703cd4829ec68f6fcf921dcd12e617a2e6b14d"` [INFO] [stdout] 4ff1bd86cafe81eb850110f153703cd4829ec68f6fcf921dcd12e617a2e6b14d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] da140c5f6b7be291d128e612d614078097c732f17d6804ae3ae103f0bfa2a7bd [INFO] running `"docker" "start" "-a" "da140c5f6b7be291d128e612d614078097c732f17d6804ae3ae103f0bfa2a7bd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/tinyset-43d20773d071c39c [INFO] [stdout] [INFO] [stdout] running 46 tests [INFO] [stdout] test set::tests::size_unwasted ... ok [INFO] [stdout] test set::tests::it_works ... ok [INFO] [stdout] test tinyset::tests::size_unwasted ... ok [INFO] [stdout] test tinyset::tests::test_matches_u8 ... ok [INFO] [stdout] test tinyset::tests::it_works ... ok [INFO] [stdout] test u64set::map6464_tests::prop_matches_u16 ... ok [INFO] [stdout] test u64set::map6464_tests::reproduce ... ok [INFO] [stdout] test u64set::map6464_tests::simple ... ok [INFO] [stdout] test u64set::map6464_tests::simple_u8 ... ok [INFO] [stdout] test u64set::map6464_tests::size_unwasted ... ok [INFO] [stdout] test tinyset::tests::random_inserts_and_removals_u16 ... ok [INFO] [stdout] test tinyset::tests::prop_matches_u8 ... ok [INFO] [stdout] test u64set::mm64::prop_matches_u16 ... ok [INFO] [stdout] test u64set::mm64::reproduce ... ok [INFO] [stdout] test u64set::mm64::simple ... ok [INFO] [stdout] test u64set::mm64::simple_u64 ... ok [INFO] [stdout] test u64set::mm64::size_unwasted ... ok [INFO] [stdout] test u64set::tests::fits32_i32 ... ok [INFO] [stdout] test u64set::tests::fits32_u32 ... ok [INFO] [stdout] test u64set::tests::fits64_i16 ... ok [INFO] [stdout] test u64set::tests::fits64_i64 ... ok [INFO] [stdout] test u64set::tests::fits64_i8 ... ok [INFO] [stdout] test u64set::tests::fits64_u16 ... ok [INFO] [stdout] test u64set::tests::fits64_u64 ... ok [INFO] [stdout] test u64set::tests::fits64_u8 ... ok [INFO] [stdout] test u64set::tests::it_works ... ok [INFO] [stdout] test tinyset::tests::random_inserts_and_removals_u8 ... ok [INFO] [stdout] test u64set::mm64::map64_matches_u8 ... ok [INFO] [stdout] test u64set::map6464_tests::map64_matches_u8 ... ok [INFO] [stdout] test u64set::mm64::prop_matches ... ok [INFO] [stdout] test u64set::map6464_tests::prop_matches ... ok [INFO] [stdout] test u64set::tests::size_unwasted ... ok [INFO] [stdout] test u64set::tests::specific_bigint ... ok [INFO] [stdout] test u64set::tests::test_matches ... ok [INFO] [stdout] test u64set::map6464_tests::prop_matches_with_invalid ... ok [INFO] [stdout] test u64set::u64map_tests::simple ... ok [INFO] [stdout] test u64set::u64map_tests::size_unwasted ... ok [INFO] [stdout] test vecset::tests::it_works ... ok [INFO] [stdout] test vecset::tests::size_unwasted ... ok [INFO] [stdout] test u64set::tests::prop_matches_32 ... ok [INFO] [stdout] test u64set::tests::prop_matches_64 ... ok [INFO] [stdout] test u64set::tests::prop_matches ... ok [INFO] [stdout] test tinyset::tests::prop_matches_usize ... test tinyset::tests::prop_matches_usize has been running for over 60 seconds [INFO] [stdout] test tinyset::tests::prop_matches_usize ... ok [INFO] [stdout] test u64set::tests::prop_bigint ... test u64set::tests::prop_bigint has been running for over 60 seconds [INFO] [stdout] test u64set::tests::prop_bigint ... ok [INFO] [stdout] test u64set::u64map_tests::prop_matches ... ok [INFO] [stdout] test u64set::tests::prop_matches_with_invalid ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests tinyset [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test src/lib.rs - (line 54) ... ok [INFO] [stdout] test src/lib.rs - (line 61) ... ok [INFO] [stdout] test src/set.rs - set::&'a Set::bitor (line 382) ... ok [INFO] [stdout] test src/u64set.rs - u64set::&'a Set64::bitor (line 2468) ... ok [INFO] [stdout] test src/set.rs - set::&'a Set::sub (line 319) ... ok [INFO] [stdout] test src/set.rs - set::Set::into_iter (line 283) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... ok [INFO] [stdout] test src/set.rs - set::Set::extend (line 351) ... ok [INFO] [stdout] test src/u64set.rs - u64set::Fits64 (line 2124) ... ok [INFO] [stdout] test src/u64set.rs - u64set::Map6464 (line 3592) ... ok [INFO] [stdout] test src/u64set.rs - u64set::&'a Set64::sub (line 2405) ... ok [INFO] [stdout] test src/u64set.rs - u64set::Map64 (line 3947) ... ok [INFO] [stdout] test src/u64set.rs - u64set::Set64 (line 2213) ... ok [INFO] [stdout] test src/u64set.rs - u64set::Set64::extend (line 2437) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "da140c5f6b7be291d128e612d614078097c732f17d6804ae3ae103f0bfa2a7bd"` [INFO] running `"docker" "rm" "-f" "da140c5f6b7be291d128e612d614078097c732f17d6804ae3ae103f0bfa2a7bd"` [INFO] [stdout] da140c5f6b7be291d128e612d614078097c732f17d6804ae3ae103f0bfa2a7bd