[INFO] crate lcov 0.5.0 is already in cache
[INFO] extracting crate lcov 0.5.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/lcov/0.5.0
[INFO] extracting crate lcov 0.5.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcov/0.5.0
[INFO] validating manifest of lcov-0.5.0 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 lcov-0.5.0 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 lcov-0.5.0
[INFO] finished frobbing lcov-0.5.0
[INFO] frobbed toml for lcov-0.5.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lcov/0.5.0/Cargo.toml
[INFO] started frobbing lcov-0.5.0
[INFO] finished frobbing lcov-0.5.0
[INFO] frobbed toml for lcov-0.5.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcov/0.5.0/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] [stderr]     Blocking waiting for file lock on package cache
[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 lcov-0.5.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcov/0.5.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] bf21ae9cca759e7f43d1073d8c352e5cdda86663607258003bf3b8f8e4b36b7a
[INFO] running `"docker" "start" "-a" "bf21ae9cca759e7f43d1073d8c352e5cdda86663607258003bf3b8f8e4b36b7a"`
[INFO] [stderr]    Compiling lcov v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/report/section/branch.rs:73:55
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub(crate) fn into_records(branches: Branches) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/report/section/function.rs:90:57
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub(crate) fn into_records(functions: Functions) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/report/section/line.rs:80:49
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub(crate) fn into_records(lines: Lines) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/report/section/mod.rs:109:55
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub(crate) fn into_records(sections: Sections) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/report/mod.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     iter: Box<Iterator<Item = Record>>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/record/parse.rs:147:15
[INFO] [stderr]     |
[INFO] [stderr] 147 |         s = s.trim_right_matches::<&[_]>(&['\n', '\r']);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `"docker" "inspect" "bf21ae9cca759e7f43d1073d8c352e5cdda86663607258003bf3b8f8e4b36b7a"`
[INFO] running `"docker" "rm" "-f" "bf21ae9cca759e7f43d1073d8c352e5cdda86663607258003bf3b8f8e4b36b7a"`
[INFO] [stdout] bf21ae9cca759e7f43d1073d8c352e5cdda86663607258003bf3b8f8e4b36b7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcov/0.5.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 87e11d50ce97c9285b6b42c58c4d00c087abe17b12b3d27f7b24ec76d9201e17
[INFO] running `"docker" "start" "-a" "87e11d50ce97c9285b6b42c58c4d00c087abe17b12b3d27f7b24ec76d9201e17"`
[INFO] [stderr]    Compiling cargo-readme v2.0.1
[INFO] [stderr]    Compiling lcov v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/report/section/branch.rs:73:55
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub(crate) fn into_records(branches: Branches) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/report/section/function.rs:90:57
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub(crate) fn into_records(functions: Functions) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/report/section/line.rs:80:49
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub(crate) fn into_records(lines: Lines) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/report/section/mod.rs:109:55
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub(crate) fn into_records(sections: Sections) -> Box<Iterator<Item = Record>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/report/mod.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     iter: Box<Iterator<Item = Record>>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/record/parse.rs:147:15
[INFO] [stderr]     |
[INFO] [stderr] 147 |         s = s.trim_right_matches::<&[_]>(&['\n', '\r']);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `"docker" "inspect" "87e11d50ce97c9285b6b42c58c4d00c087abe17b12b3d27f7b24ec76d9201e17"`
[INFO] running `"docker" "rm" "-f" "87e11d50ce97c9285b6b42c58c4d00c087abe17b12b3d27f7b24ec76d9201e17"`
[INFO] [stdout] 87e11d50ce97c9285b6b42c58c4d00c087abe17b12b3d27f7b24ec76d9201e17
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcov/0.5.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] d39ce47f71b4142e55cb4edba919bd26a3028d12a35be72db14071f3b00a0dc2
[INFO] running `"docker" "start" "-a" "d39ce47f71b4142e55cb4edba919bd26a3028d12a35be72db14071f3b00a0dc2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lcov-2fb323000a10ced5
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test filter::line_num::tests::insert ... ok
[INFO] [stdout] test record::tests::functions_found_hit ... ok
[INFO] [stdout] test record::tests::branch_data ... ok
[INFO] [stdout] test record::tests::lines_found_hit ... ok
[INFO] [stdout] test filter::line_num::tests::join ... ok
[INFO] [stdout] test record::tests::function_name ... ok
[INFO] [stdout] test record::tests::function_data ... ok
[INFO] [stdout] test record::tests::end_of_record ... ok
[INFO] [stdout] test record::tests::line_data ... ok
[INFO] [stdout] test record::tests::branches_found_hit ... ok
[INFO] [stdout] test record::tests::source_file ... ok
[INFO] [stdout] test record::tests::test_name ... ok
[INFO] [stdout] test filter::line_num::tests::contains ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lcov-30fc986e489524dc
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test line_filter ... ok
[INFO] [stdout] test is_identical_reader ... ok
[INFO] [stdout] test is_identical_parse ... ok
[INFO] [stdout] test is_identical_report ... ok
[INFO] [stdout] test merge_report ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/readme-967e0774fbaa022d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_readme_identical ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/version_number-9d3304edbb0e16a8
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lcov
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum (line 20) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::new (line 64) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::apply (line 95) ... ok
[INFO] [stdout] test src/filter/mod.rs - filter::FilterMap::filter_map (line 34) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::insert (line 77) ... ok
[INFO] [stdout] test src/filter/mod.rs - filter::FilterMap (line 13) ... ok
[INFO] [stdout] test src/lib.rs -  (line 42) ... ok
[INFO] [stdout] test src/lib.rs -  (line 103) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader<B>::new (line 28) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader<BufReader<File>>::open_file (line 67) ... ok
[INFO] [stdout] test src/reader.rs - reader::Error::ParseRecord (line 98) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchData (line 113) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchesFound (line 134) ... ok
[INFO] [stdout] test src/lib.rs -  (line 68) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchesHit (line 146) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionData (line 71) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::EndOfRecord (line 202) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionName (line 56) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionsHit (line 98) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionsFound (line 86) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LineData (line 159) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesFound (line 177) ... ok
[INFO] [stdout] test src/record/mod.rs - record::RecordKind::as_str (line 275) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesHit (line 189) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::SourceFile (line 42) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::kind (line 253) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::TestName (line 30) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::FieldNotFound (line 44) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::ParseIntError (line 68) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::TooManyFields (line 56) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report (line 30) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::UnknownRecord (line 83) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedChecksum (line 116) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedEof (line 53) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::from_file (line 112) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedFunctionLine (line 79) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::from_reader (line 75) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::Read (line 13) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedRecord (line 30) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::new (line 63) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::merge_lossy (line 157) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::merge (line 138) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::into_records (line 176) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d39ce47f71b4142e55cb4edba919bd26a3028d12a35be72db14071f3b00a0dc2"`
[INFO] running `"docker" "rm" "-f" "d39ce47f71b4142e55cb4edba919bd26a3028d12a35be72db14071f3b00a0dc2"`
[INFO] [stdout] d39ce47f71b4142e55cb4edba919bd26a3028d12a35be72db14071f3b00a0dc2