[INFO] fetching crate entab 0.2.2...
[INFO] testing entab-0.2.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate entab 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate entab 0.2.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate entab 0.2.2
[INFO] finished tweaking crates.io crate entab 0.2.2
[INFO] tweaked toml for crates.io crate entab 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07bf69ff81b24701c153a442b0704fde58c87a6be1ed2a715b45524d25030989
[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" "07bf69ff81b24701c153a442b0704fde58c87a6be1ed2a715b45524d25030989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07bf69ff81b24701c153a442b0704fde58c87a6be1ed2a715b45524d25030989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bf69ff81b24701c153a442b0704fde58c87a6be1ed2a715b45524d25030989", kill_on_drop: false }`
[INFO] [stdout] 07bf69ff81b24701c153a442b0704fde58c87a6be1ed2a715b45524d25030989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31fecf22de96430acb08142020ce9be4bd401dced1ea697daaddbeb27d38a0f6
[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" "31fecf22de96430acb08142020ce9be4bd401dced1ea697daaddbeb27d38a0f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]    Compiling entab v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.01s
[INFO] running `Command { std: "docker" "inspect" "31fecf22de96430acb08142020ce9be4bd401dced1ea697daaddbeb27d38a0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fecf22de96430acb08142020ce9be4bd401dced1ea697daaddbeb27d38a0f6", kill_on_drop: false }`
[INFO] [stdout] 31fecf22de96430acb08142020ce9be4bd401dced1ea697daaddbeb27d38a0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", 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] feea690ba4104c30ae69721cfc162c05cd842a4aac8f6a73b8731f18d577a9cd
[INFO] running `Command { std: "docker" "start" "-a" "feea690ba4104c30ae69721cfc162c05cd842a4aac8f6a73b8731f18d577a9cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling entab v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.41s
[INFO] running `Command { std: "docker" "inspect" "feea690ba4104c30ae69721cfc162c05cd842a4aac8f6a73b8731f18d577a9cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feea690ba4104c30ae69721cfc162c05cd842a4aac8f6a73b8731f18d577a9cd", kill_on_drop: false }`
[INFO] [stdout] feea690ba4104c30ae69721cfc162c05cd842a4aac8f6a73b8731f18d577a9cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb65ac2204a7c8da706d45265cb8fcc2d057142c4f4e392bc6953b8d173ef831
[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" "cb65ac2204a7c8da706d45265cb8fcc2d057142c4f4e392bc6953b8d173ef831", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/entab-c58f4b64f0512922)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test readers::fasta::tests::test_fasta_multiline ... ok
[INFO] [stdout] test buffer::test::test_buffer ... ok
[INFO] [stdout] test readers::fasta::tests::test_fasta_empty_fields ... ok
[INFO] [stdout] test buffer::test::test_read_lines_from_slice ... ok
[INFO] [stdout] test readers::chemstation::tests::test_chemstation_reader_bad_fuzzes ... ok
[INFO] [stdout] test buffer::test::test_seek_pattern ... ok
[INFO] [stdout] test readers::fasta::tests::test_fasta_multiline_extra_newlines ... ok
[INFO] [stdout] test readers::fastq::tests::test_fastq_pathological_sequences ... ok
[INFO] [stdout] test readers::flow::tests::test_fcs_header_kv_parser ... ok
[INFO] [stdout] test readers::chemstation::tests::test_chemstation_reader_fid ... ok
[INFO] [stdout] test readers::fasta::tests::test_fasta_reading ... ok
[INFO] [stdout] test readers::flow::tests::test_fcs_reader_metadata ... ok
[INFO] [stdout] test readers::chemstation::tests::test_chemstation_reader_mwd ... ok
[INFO] [stdout] test readers::inficon::test::bad_inficon_fuzzes ... ok
[INFO] [stdout] test readers::flow::tests::test_fcs_bad_fuzzes ... ok
[INFO] [stdout] test readers::fastq::tests::test_fastq_reading ... ok
[INFO] [stdout] test readers::sam::tests::test_sam_no_data ... ok
[INFO] [stdout] test readers::sam::tests::test_sam_reader ... ok
[INFO] [stdout] test buffer::test::test_read_lines ... ok
[INFO] [stdout] test readers::tsv::test::test_reader ... ok
[INFO] [stdout] test readers::tsv::test::test_two_size_reader ... ok
[INFO] [stdout] test readers::png::tests::test_minimal_png ... ok
[INFO] [stdout] test readers::sam::tests::test_bam_reader ... ok
[INFO] [stdout] test buffer::test::test_buffer_small ... ok
[INFO] [stdout] test readers::sam::tests::test_bam_fuzz_errors ... ok
[INFO] [stdout] test readers::fastq::tests::test_fastq_extra_newlines ... ok
[INFO] [stdout] test compression::tests::test_read_gzip ... ok
[INFO] [stdout] test readers::fastq::tests::test_fastq_from_file ... ok
[INFO] [stdout] test readers::chemstation::tests::test_chemstation_reader_ms ... ok
[INFO] [stdout] test readers::flow::tests::test_fcs_reader ... ok
[INFO] [stdout] test readers::png::tests::test_png_reader ... ok
[INFO] [stdout] test readers::thermo_iso::tests::test_thermo_cf_reader ... ok
[INFO] [stdout] test readers::chemstation::tests::test_chemstation_reader_uv ... ok
[INFO] [stdout] test readers::thermo_iso::tests::test_thermo_dxf_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.54s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests entab
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb65ac2204a7c8da706d45265cb8fcc2d057142c4f4e392bc6953b8d173ef831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb65ac2204a7c8da706d45265cb8fcc2d057142c4f4e392bc6953b8d173ef831", kill_on_drop: false }`
[INFO] [stdout] cb65ac2204a7c8da706d45265cb8fcc2d057142c4f4e392bc6953b8d173ef831