[INFO] fetching crate lcov 0.7.0...
[INFO] testing lcov-0.7.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate lcov 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lcov 0.7.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcov 0.7.0
[INFO] finished tweaking crates.io crate lcov 0.7.0
[INFO] tweaked toml for crates.io crate lcov 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dc674bd8139842967dcba26a253cf8bc882db4e49668a7e2fc13a97d900ac16
[INFO] running `Command { std: "docker" "start" "-a" "7dc674bd8139842967dcba26a253cf8bc882db4e49668a7e2fc13a97d900ac16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc674bd8139842967dcba26a253cf8bc882db4e49668a7e2fc13a97d900ac16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc674bd8139842967dcba26a253cf8bc882db4e49668a7e2fc13a97d900ac16", kill_on_drop: false }`
[INFO] [stdout] 7dc674bd8139842967dcba26a253cf8bc882db4e49668a7e2fc13a97d900ac16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54ac2cd54bd0d1af7fd5ca8ee25e8f6594f46b08bc415e14c29d318e7f729ef4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54ac2cd54bd0d1af7fd5ca8ee25e8f6594f46b08bc415e14c29d318e7f729ef4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling lcov v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.09s
[INFO] running `Command { std: "docker" "inspect" "54ac2cd54bd0d1af7fd5ca8ee25e8f6594f46b08bc415e14c29d318e7f729ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ac2cd54bd0d1af7fd5ca8ee25e8f6594f46b08bc415e14c29d318e7f729ef4", kill_on_drop: false }`
[INFO] [stdout] 54ac2cd54bd0d1af7fd5ca8ee25e8f6594f46b08bc415e14c29d318e7f729ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ebf6e0a7673817a51fe9eaa32e557e694285ac45f44c6165e21ab118f5e204a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8ebf6e0a7673817a51fe9eaa32e557e694285ac45f44c6165e21ab118f5e204a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-readme v3.2.0
[INFO] [stderr]    Compiling version-sync v0.9.3
[INFO] [stderr]    Compiling lcov v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.06s
[INFO] running `Command { std: "docker" "inspect" "8ebf6e0a7673817a51fe9eaa32e557e694285ac45f44c6165e21ab118f5e204a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebf6e0a7673817a51fe9eaa32e557e694285ac45f44c6165e21ab118f5e204a", kill_on_drop: false }`
[INFO] [stdout] 8ebf6e0a7673817a51fe9eaa32e557e694285ac45f44c6165e21ab118f5e204a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36650b1d55f847a01bf31cb86a71cc60f5cf5bf86eed70577f81057b429fcb5e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36650b1d55f847a01bf31cb86a71cc60f5cf5bf86eed70577f81057b429fcb5e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcov-5810c133a8ef07ca)
[INFO] [stdout] test filter::line_num::tests::insert ... ok
[INFO] [stdout] test record::tests::function_data ... ok
[INFO] [stdout] test record::tests::line_data ... ok
[INFO] [stdout] test record::tests::lines_found_hit ... ok
[INFO] [stdout] test record::tests::end_of_record ... ok
[INFO] [stdout] test record::tests::functions_found_hit ... ok
[INFO] [stdout] test record::tests::source_file ... ok
[INFO] [stdout] test record::tests::test_name ... ok
[INFO] [stdout] test record::tests::branch_data ... ok
[INFO] [stdout] test filter::line_num::tests::join ... ok
[INFO] [stdout] test record::tests::function_name ... ok
[INFO] [stdout] test record::tests::branches_found_hit ... 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; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lcov.rs (/opt/rustwide/target/debug/deps/lcov-80f17ca3c083e968)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test merge_report ... ok
[INFO] [stdout] test is_identical_reader ... ok
[INFO] [stdout] test is_identical_parse ... ok
[INFO] [stdout] test line_filter ... ok
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/readme-ae25c4a188c50621)
[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 0.03s
[INFO] [stdout] 
[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 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version_number.rs (/opt/rustwide/target/debug/deps/version_number-dd39ae67e68877bb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stderr]    Doc-tests lcov
[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 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[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::apply (line 94) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader<B>::new (line 27) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum (line 20) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchData (line 113) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::EndOfRecord (line 202) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::new (line 63) ... ok
[INFO] [stdout] test src/filter/line_num.rs - filter::line_num::LineNum::insert (line 76) ... ok
[INFO] [stdout] test src/filter/mod.rs - filter::FilterMap::filter_map (line 34) ... ok
[INFO] [stdout] test src/reader.rs - reader::Error::ParseRecord (line 95) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchesHit (line 146) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchesFound (line 134) ... 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 101) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... 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::FunctionName (line 56) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::FunctionData (line 71) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesFound (line 177) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesHit (line 189) ... ok
[INFO] [stdout] test src/record/mod.rs - record::RecordKind::as_str (line 275) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::kind (line 253) ... 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/parse.rs - record::parse::ParseRecordError::ParseIntError (line 67) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::TooManyFields (line 55) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::UnknownRecord (line 82) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::FieldNotFound (line 43) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report (line 29) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::TestName (line 30) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::merge_lossy (line 152) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::merge (line 134) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::from_file (line 109) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::from_reader (line 73) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::into_records (line 170) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedFunctionLine (line 84) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedChecksum (line 120) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::new (line 61) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedEof (line 58) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedRecord (line 30) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::Read (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 17.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36650b1d55f847a01bf31cb86a71cc60f5cf5bf86eed70577f81057b429fcb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36650b1d55f847a01bf31cb86a71cc60f5cf5bf86eed70577f81057b429fcb5e", kill_on_drop: false }`
[INFO] [stdout] 36650b1d55f847a01bf31cb86a71cc60f5cf5bf86eed70577f81057b429fcb5e