[INFO] fetching crate lcov 0.7.0...
[INFO] testing lcov-0.7.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate lcov 0.7.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lcov 0.7.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-readme v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dac10ba35f44abdac2f33927d165befc6d5d8fe36c13a343043c8869a5f3a972
[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" "dac10ba35f44abdac2f33927d165befc6d5d8fe36c13a343043c8869a5f3a972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dac10ba35f44abdac2f33927d165befc6d5d8fe36c13a343043c8869a5f3a972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac10ba35f44abdac2f33927d165befc6d5d8fe36c13a343043c8869a5f3a972", kill_on_drop: false }`
[INFO] [stdout] dac10ba35f44abdac2f33927d165befc6d5d8fe36c13a343043c8869a5f3a972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dabdf2de28123741fee6f3c40efa78756f52fb98d83d04574fd515ebfe5f62d2
[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" "dabdf2de28123741fee6f3c40efa78756f52fb98d83d04574fd515ebfe5f62d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling quote v1.0.10
[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 19.92s
[INFO] running `Command { std: "docker" "inspect" "dabdf2de28123741fee6f3c40efa78756f52fb98d83d04574fd515ebfe5f62d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabdf2de28123741fee6f3c40efa78756f52fb98d83d04574fd515ebfe5f62d2", kill_on_drop: false }`
[INFO] [stdout] dabdf2de28123741fee6f3c40efa78756f52fb98d83d04574fd515ebfe5f62d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7341b6e225f7d49c3dc9f339c885d5ea27c179c188d075db98758d7f8a56392b
[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" "7341b6e225f7d49c3dc9f339c885d5ea27c179c188d075db98758d7f8a56392b", kill_on_drop: false }`
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling version-sync v0.9.3
[INFO] [stderr]    Compiling cargo-readme v3.2.0
[INFO] [stderr]    Compiling lcov v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.92s
[INFO] running `Command { std: "docker" "inspect" "7341b6e225f7d49c3dc9f339c885d5ea27c179c188d075db98758d7f8a56392b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7341b6e225f7d49c3dc9f339c885d5ea27c179c188d075db98758d7f8a56392b", kill_on_drop: false }`
[INFO] [stdout] 7341b6e225f7d49c3dc9f339c885d5ea27c179c188d075db98758d7f8a56392b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05edcaba7c8d2e8d86411e4ec3dacc46194a470a773c93cd8009fea617af9127
[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" "05edcaba7c8d2e8d86411e4ec3dacc46194a470a773c93cd8009fea617af9127", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcov-3734e4788730e5cd)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test record::tests::branch_data ... ok
[INFO] [stdout] test filter::line_num::tests::join ... ok
[INFO] [stdout] test filter::line_num::tests::insert ... 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::test_name ... ok
[INFO] [stdout] test record::tests::branches_found_hit ... ok
[INFO] [stdout] test record::tests::lines_found_hit ... ok
[INFO] [stdout] test record::tests::end_of_record ... ok
[INFO] [stdout] test record::tests::function_data ... 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 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lcov.rs (/opt/rustwide/target/debug/deps/lcov-feacef630473051f)
[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 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/readme-d1b3d6971a2cb03f)
[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 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version_number.rs (/opt/rustwide/target/debug/deps/version_number-73497c45c7b3584e)
[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 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[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::apply (line 94) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... 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/filter/line_num.rs - filter::line_num::LineNum::insert (line 76) ... ok
[INFO] [stdout] test src/reader.rs - reader::Error::ParseRecord (line 95) ... 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/record/mod.rs - record::Record::EndOfRecord (line 202) ... ok
[INFO] [stdout] test src/filter/mod.rs - filter::FilterMap::filter_map (line 34) ... 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/line_num.rs - filter::line_num::LineNum::new (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::BranchData (line 113) ... 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::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::LinesHit (line 189) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::LinesFound (line 177) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::kind (line 253) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::FieldNotFound (line 43) ... ok
[INFO] [stdout] test src/record/mod.rs - record::RecordKind::as_str (line 275) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::SourceFile (line 42) ... ok
[INFO] [stdout] test src/record/parse.rs - record::parse::ParseRecordError::UnknownRecord (line 82) ... ok
[INFO] [stdout] test src/record/mod.rs - record::Record::TestName (line 30) ... 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::ParseIntError (line 67) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report (line 29) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::from_file (line 109) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedChecksum (line 120) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::ParseError::UnexpectedEof (line 58) ... 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/mod.rs - report::Report::merge (line 134) ... 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] test src/report/mod.rs - report::Report::merge_lossy (line 152) ... ok
[INFO] [stdout] test src/report/error.rs - report::error::MergeError::UnmatchedFunctionLine (line 84) ... ok
[INFO] [stdout] test src/report/mod.rs - report::Report::new (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05edcaba7c8d2e8d86411e4ec3dacc46194a470a773c93cd8009fea617af9127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05edcaba7c8d2e8d86411e4ec3dacc46194a470a773c93cd8009fea617af9127", kill_on_drop: false }`
[INFO] [stdout] 05edcaba7c8d2e8d86411e4ec3dacc46194a470a773c93cd8009fea617af9127