[INFO] fetching crate lcov 0.6.0...
[INFO] testing lcov-0.6.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate lcov 0.6.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate lcov 0.6.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcov 0.6.0
[INFO] finished tweaking crates.io crate lcov 0.6.0
[INFO] tweaked toml for crates.io crate lcov 0.6.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded cargo-readme v3.2.0
[INFO] [stderr]   Downloaded version-sync v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebb19af47ffab75ddb4504e2d4e583d62e023cd57e98e6ef1ab9cf3598c21b83
[INFO] running `Command { std: "docker" "start" "-a" "ebb19af47ffab75ddb4504e2d4e583d62e023cd57e98e6ef1ab9cf3598c21b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebb19af47ffab75ddb4504e2d4e583d62e023cd57e98e6ef1ab9cf3598c21b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb19af47ffab75ddb4504e2d4e583d62e023cd57e98e6ef1ab9cf3598c21b83", kill_on_drop: false }`
[INFO] [stdout] ebb19af47ffab75ddb4504e2d4e583d62e023cd57e98e6ef1ab9cf3598c21b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f9865b2f49e82b4f61d600af74ef04cc707d928be6ec630bdb6e576a751bc7
[INFO] running `Command { std: "docker" "start" "-a" "94f9865b2f49e82b4f61d600af74ef04cc707d928be6ec630bdb6e576a751bc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling lcov v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.70s
[INFO] running `Command { std: "docker" "inspect" "94f9865b2f49e82b4f61d600af74ef04cc707d928be6ec630bdb6e576a751bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f9865b2f49e82b4f61d600af74ef04cc707d928be6ec630bdb6e576a751bc7", kill_on_drop: false }`
[INFO] [stdout] 94f9865b2f49e82b4f61d600af74ef04cc707d928be6ec630bdb6e576a751bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f848fd9ec683110b6a6598470b80055c09ec15b1c7cd6dafbf814b77449df924
[INFO] running `Command { std: "docker" "start" "-a" "f848fd9ec683110b6a6598470b80055c09ec15b1c7cd6dafbf814b77449df924", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling version-sync v0.9.2
[INFO] [stderr]    Compiling cargo-readme v3.2.0
[INFO] [stderr]    Compiling lcov v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.28s
[INFO] running `Command { std: "docker" "inspect" "f848fd9ec683110b6a6598470b80055c09ec15b1c7cd6dafbf814b77449df924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f848fd9ec683110b6a6598470b80055c09ec15b1c7cd6dafbf814b77449df924", kill_on_drop: false }`
[INFO] [stdout] f848fd9ec683110b6a6598470b80055c09ec15b1c7cd6dafbf814b77449df924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80e9e75b18e03253482e52bdff50157443da8d5e3cf61a4771411786e09f4e50
[INFO] running `Command { std: "docker" "start" "-a" "80e9e75b18e03253482e52bdff50157443da8d5e3cf61a4771411786e09f4e50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcov-154338c9d07c76f5)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test filter::line_num::tests::insert ... ok
[INFO] [stdout] test filter::line_num::tests::join ... ok
[INFO] [stdout] test filter::line_num::tests::contains ... ok
[INFO] [stdout] test record::tests::branch_data ... ok
[INFO] [stdout] test record::tests::branches_found_hit ... ok
[INFO] [stdout] test record::tests::end_of_record ... ok
[INFO] [stdout] test record::tests::function_data ... ok
[INFO] [stdout] test record::tests::function_name ... ok
[INFO] [stdout] test record::tests::functions_found_hit ... ok
[INFO] [stdout] test record::tests::line_data ... ok
[INFO] [stdout] test record::tests::source_file ... ok
[INFO] [stdout] test record::tests::lines_found_hit ... ok
[INFO] [stdout] test record::tests::test_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lcov.rs (/opt/rustwide/target/debug/deps/lcov-1bdda03142b69751)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test is_identical_parse ... ok
[INFO] [stdout] test is_identical_reader ... ok
[INFO] [stdout] test line_filter ... ok
[INFO] [stdout] test merge_report ... ok
[INFO] [stdout] test is_identical_report ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/readme-e7003deaf29f8408)
[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; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version_number.rs (/opt/rustwide/target/debug/deps/version_number-bb1982b329deeb12)
[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; finished in 0.01s
[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::apply (line 94) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader<BufReader<File>>::open_file (line 65) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... FAILED
[INFO] [stdout] test src/reader.rs - reader::Reader<B>::new (line 27) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::into_records (line 170) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::merge_lossy (line 152) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... FAILED
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedChecksum (line 115) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 67) ... FAILED
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedFunctionLine (line 79) ... FAILED
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::Read (line 13) ... FAILED
[INFO] [stdout] test src/filter/mod.rs - filter::FilterMap::filter_map (line 34) ... FAILED
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedRecord (line 30) ... FAILED
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchData (line 113) ... FAILED
[INFO] [stdout] test src/report/mod.rs - report::Report::from_file (line 109) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesFound (line 177) ... FAILED
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedEof (line 53) ... FAILED
[INFO] [stdout] test src/reader.rs - reader::Error::ParseRecord (line 95) ... FAILED
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::FieldNotFound (line 43) ... FAILED
[INFO] [stdout] test src/record/mod.rs - record::Record::TestName (line 30) ... FAILED
[INFO] [stdout] test src/filter/mod.rs - filter::FilterMap (line 13) ... FAILED
[INFO] [stdout] test src/report/mod.rs - report::Report (line 29) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::from_reader (line 73) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::new (line 63) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::UnknownRecord (line 82) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchesHit (line 146) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::merge (line 134) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::insert (line 76) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::TooManyFields (line 55) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LineData (line 159) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::ParseIntError (line 67) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchesFound (line 134) ... ok
[INFO] [stdout] test src/record/mod.rs - record::RecordKind::as_str (line 275) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::EndOfRecord (line 202) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionsFound (line 86) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesHit (line 189) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionData (line 71) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionsHit (line 98) ... 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/report/mod.rs - report::Report::new (line 61) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionName (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 101) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 42) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/report/error.rs - report::error::MergeError::UnmatchedChecksum (line 115) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 67) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/report/error.rs - report::error::MergeError::UnmatchedFunctionLine (line 79) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/report/error.rs - report::error::ParseError::Read (line 13) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/filter/mod.rs - filter::FilterMap::filter_map (line 34) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/report/error.rs - report::error::ParseError::UnexpectedRecord (line 30) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/record/mod.rs - record::Record::BranchData (line 113) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/record/mod.rs - record::Record::LinesFound (line 177) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/report/error.rs - report::error::ParseError::UnexpectedEof (line 53) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/reader.rs - reader::Error::ParseRecord (line 95) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/record/parse.rs - record::parse::ParseRecordError::FieldNotFound (line 43) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/record/mod.rs - record::Record::TestName (line 30) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/filter/mod.rs - filter::FilterMap (line 13) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/filter/mod.rs - filter::FilterMap (line 13)
[INFO] [stdout]     src/filter/mod.rs - filter::FilterMap::filter_map (line 34)
[INFO] [stdout]     src/lib.rs - (line 101)
[INFO] [stdout]     src/lib.rs - (line 42)
[INFO] [stdout]     src/lib.rs - (line 67)
[INFO] [stdout]     src/reader.rs - reader::Error::ParseRecord (line 95)
[INFO] [stdout]     src/record/mod.rs - record::Record::BranchData (line 113)
[INFO] [stdout]     src/record/mod.rs - record::Record::LinesFound (line 177)
[INFO] [stdout]     src/record/mod.rs - record::Record::TestName (line 30)
[INFO] [stdout]     src/record/parse.rs - record::parse::ParseRecordError::FieldNotFound (line 43)
[INFO] [stdout]     src/report/error.rs - report::error::MergeError::UnmatchedChecksum (line 115)
[INFO] [stdout]     src/report/error.rs - report::error::MergeError::UnmatchedFunctionLine (line 79)
[INFO] [stdout]     src/report/error.rs - report::error::ParseError::Read (line 13)
[INFO] [stdout]     src/report/error.rs - report::error::ParseError::UnexpectedEof (line 53)
[INFO] [stdout]     src/report/error.rs - report::error::ParseError::UnexpectedRecord (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 28 passed; 15 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.86s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "80e9e75b18e03253482e52bdff50157443da8d5e3cf61a4771411786e09f4e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e9e75b18e03253482e52bdff50157443da8d5e3cf61a4771411786e09f4e50", kill_on_drop: false }`
[INFO] [stdout] 80e9e75b18e03253482e52bdff50157443da8d5e3cf61a4771411786e09f4e50
