[INFO] crate bitsets 0.1.1 is already in cache
[INFO] extracting crate bitsets 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/bitsets/0.1.1
[INFO] extracting crate bitsets 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bitsets/0.1.1
[INFO] validating manifest of bitsets-0.1.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bitsets-0.1.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bitsets-0.1.1
[INFO] finished frobbing bitsets-0.1.1
[INFO] frobbed toml for bitsets-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bitsets/0.1.1/Cargo.toml
[INFO] started frobbing bitsets-0.1.1
[INFO] finished frobbing bitsets-0.1.1
[INFO] frobbed toml for bitsets-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bitsets/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bitsets-0.1.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bitsets/0.1.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] aa47d42208447892288b933bcd3c36709eea05c45fc82a8d42df1eecbc93b8ea
[INFO] running `"docker" "start" "-a" "aa47d42208447892288b933bcd3c36709eea05c45fc82a8d42df1eecbc93b8ea"`
[INFO] [stderr]    Compiling bitsets v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:306:9
[INFO] [stderr]     |
[INFO] [stderr] 306 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "aa47d42208447892288b933bcd3c36709eea05c45fc82a8d42df1eecbc93b8ea"`
[INFO] running `"docker" "rm" "-f" "aa47d42208447892288b933bcd3c36709eea05c45fc82a8d42df1eecbc93b8ea"`
[INFO] [stdout] aa47d42208447892288b933bcd3c36709eea05c45fc82a8d42df1eecbc93b8ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bitsets/0.1.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4b07e6366ee76bdfba1708a08acfca565b99df2a1a1bd5d3b47b4ebc0197cfd6
[INFO] running `"docker" "start" "-a" "4b07e6366ee76bdfba1708a08acfca565b99df2a1a1bd5d3b47b4ebc0197cfd6"`
[INFO] [stderr]    Compiling bitsets v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:362:13
[INFO] [stderr]     |
[INFO] [stderr] 362 |         let A = DenseBitSet::from_bits(0b111000111);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:363:13
[INFO] [stderr]     |
[INFO] [stderr] 363 |         let B = DenseBitSet::from_bits(0b111000111);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `C` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let C = DenseBitSet::from_bits(0b110111111);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:376:13
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let A = DenseBitSet::from_bits(0b1000110001);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:377:13
[INFO] [stderr]     |
[INFO] [stderr] 377 |         let B = DenseBitSet::from_bits(0b0010000100);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `C` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:378:13
[INFO] [stderr]     |
[INFO] [stderr] 378 |         let C = A.or(&B);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:388:13
[INFO] [stderr]     |
[INFO] [stderr] 388 |         let A = DenseBitSet::from_bits(0b1000110001);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:389:13
[INFO] [stderr]     |
[INFO] [stderr] 389 |         let B = DenseBitSet::from_bits(0b1010100100);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `C` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:390:13
[INFO] [stderr]     |
[INFO] [stderr] 390 |         let C = A.and(&B);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:400:13
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let A = DenseBitSet::from_bits(0b11100010101);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:401:13
[INFO] [stderr]     |
[INFO] [stderr] 401 |         let B = DenseBitSet::from_bits(0b11110100100);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `C` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:402:13
[INFO] [stderr]     |
[INFO] [stderr] 402 |         let C = A.xor(&B);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `c`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "4b07e6366ee76bdfba1708a08acfca565b99df2a1a1bd5d3b47b4ebc0197cfd6"`
[INFO] running `"docker" "rm" "-f" "4b07e6366ee76bdfba1708a08acfca565b99df2a1a1bd5d3b47b4ebc0197cfd6"`
[INFO] [stdout] 4b07e6366ee76bdfba1708a08acfca565b99df2a1a1bd5d3b47b4ebc0197cfd6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bitsets/0.1.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e8471f37082f35c2bca3b5c446e970503581350a47fa5b4004830631ce44dbd9
[INFO] running `"docker" "start" "-a" "e8471f37082f35c2bca3b5c446e970503581350a47fa5b4004830631ce44dbd9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bitsets-2445b322ca1bd54b
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::can_clear_bits ... ok
[INFO] [stdout] test tests::can_compare ... ok
[INFO] [stdout] test tests::can_create ... ok
[INFO] [stdout] test tests::can_not_bits ... ok
[INFO] [stdout] test tests::can_initialize_from_literal ... ok
[INFO] [stdout] test tests::can_intersect_bits ... ok
[INFO] [stdout] test tests::can_report_num_words ... ok
[INFO] [stdout] test tests::can_union_bits ... ok
[INFO] [stdout] test tests::can_xor_bits ... ok
[INFO] [stdout] test tests::can_set_and_test_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bitsets
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 27) ... FAILED
[INFO] [stdout] test src/lib.rs - DenseBitSet::with_capacity (line 82) ... ok
[INFO] [stdout] test src/lib.rs - DenseBitSet::with_capacity_and_state (line 105) ... ok
[INFO] [stdout] test src/lib.rs - DenseBitSet::set (line 174) ... ok
[INFO] [stdout] test src/lib.rs - DenseBitSet::test (line 159) ... ok
[INFO] [stdout] test src/lib.rs - DenseBitSet::from_bits (line 134) ... ok
[INFO] [stdout] test src/lib.rs - DenseBitSet::flip (line 201) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 27) stdout ----
[INFO] [stdout] error: expected one of `::`, `;`, or `as`, found `let`
[INFO] [stdout]  --> src/lib.rs:30:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bitsets::DenseBitSet
[INFO] [stdout]   |                         - help: a semicolon may be missing here
[INFO] [stdout] 5 |  
[INFO] [stdout] 6 | let mut bs = DenseBitSet::with_capacity(1024);
[INFO] [stdout]   | ^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "e8471f37082f35c2bca3b5c446e970503581350a47fa5b4004830631ce44dbd9"`
[INFO] running `"docker" "rm" "-f" "e8471f37082f35c2bca3b5c446e970503581350a47fa5b4004830631ce44dbd9"`
[INFO] [stdout] e8471f37082f35c2bca3b5c446e970503581350a47fa5b4004830631ce44dbd9