[INFO] fetching crate biblatex 0.4.1...
[INFO] testing biblatex-0.4.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate biblatex 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate biblatex 0.4.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate biblatex 0.4.1
[INFO] finished tweaking crates.io crate biblatex 0.4.1
[INFO] tweaked toml for crates.io crate biblatex 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c3987ca80cdb0fc9373bc01e07e9cdad924e017a2f983fa895a5150d3d46ade
[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" "6c3987ca80cdb0fc9373bc01e07e9cdad924e017a2f983fa895a5150d3d46ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c3987ca80cdb0fc9373bc01e07e9cdad924e017a2f983fa895a5150d3d46ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3987ca80cdb0fc9373bc01e07e9cdad924e017a2f983fa895a5150d3d46ade", kill_on_drop: false }`
[INFO] [stdout] 6c3987ca80cdb0fc9373bc01e07e9cdad924e017a2f983fa895a5150d3d46ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51d24e23e3b0db2ae2e856ca83290fde084d297f5b536ed691e88dd996e1b4c4
[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" "51d24e23e3b0db2ae2e856ca83290fde084d297f5b536ed691e88dd996e1b4c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling numerals v0.1.4
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling biblatex v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.64s
[INFO] running `Command { std: "docker" "inspect" "51d24e23e3b0db2ae2e856ca83290fde084d297f5b536ed691e88dd996e1b4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d24e23e3b0db2ae2e856ca83290fde084d297f5b536ed691e88dd996e1b4c4", kill_on_drop: false }`
[INFO] [stdout] 51d24e23e3b0db2ae2e856ca83290fde084d297f5b536ed691e88dd996e1b4c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c7cde2c597e51eb25a882e8f1caf394c7019d381add3f52060a3bab519700c
[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" "d3c7cde2c597e51eb25a882e8f1caf394c7019d381add3f52060a3bab519700c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling biblatex v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "d3c7cde2c597e51eb25a882e8f1caf394c7019d381add3f52060a3bab519700c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c7cde2c597e51eb25a882e8f1caf394c7019d381add3f52060a3bab519700c", kill_on_drop: false }`
[INFO] [stdout] d3c7cde2c597e51eb25a882e8f1caf394c7019d381add3f52060a3bab519700c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 566ee5784db257b81a62f01f791f9b9ad9394baf98465abe44affe8d40d5a18a
[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" "566ee5784db257b81a62f01f791f9b9ad9394baf98465abe44affe8d40d5a18a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 30 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/biblatex-b7e49b2fd0776030
[INFO] [stdout] test chunk::tests::test_split_at_normal_char ... ok
[INFO] [stdout] test chunk::tests::test_chars_iterator ... ok
[INFO] [stdout] test raw::tests::test_escape ... ok
[INFO] [stdout] test raw::tests::test_parse_article ... ok
[INFO] [stdout] test chunk::tests::test_split ... ok
[INFO] [stdout] test raw::tests::test_resolve_string ... ok
[INFO] [stdout] test resolve::tests::test_first_escape ... ok
[INFO] [stdout] test resolve::tests::test_process ... ok
[INFO] [stdout] test resolve::tests::test_math ... ok
[INFO] [stdout] test resolve::tests::test_commands ... ok
[INFO] [stdout] test resolve::tests::test_resolve_commands_and_escape ... ok
[INFO] [stdout] test resolve::tests::test_nested_commands ... ok
[INFO] [stdout] test tests::test_alias ... ok
[INFO] [stdout] test resolve::tests::test_resolve_strings ... ok
[INFO] [stdout] test types::person::tests::test_person_no_comma ... ok
[INFO] [stdout] test types::person::tests::person_with_command ... ok
[INFO] [stdout] test types::person::tests::test_person_comma ... ok
[INFO] [stdout] test types::person::tests::test_person_two_comma ... ok
[INFO] [stdout] test tests::test_bibtex_conversion ... ok
[INFO] [stdout] test tests::test_verify ... ok
[INFO] [stdout] test tests::test_crossref ... ok
[INFO] [stdout] test types::date::tests::test_parse_date ... ok
[INFO] [stdout] test types::date::tests::test_parse_datetime ... ok
[INFO] [stdout] test types::tests::test_ranges ... ok
[INFO] [stdout] test tests::test_rass_report ... ok
[INFO] [stdout] test tests::test_ds_report ... ok
[INFO] [stdout] test types::date::tests::test_parse_date_from_three_fields ... ok
[INFO] [stdout] test tests::test_libra_paper ... ok
[INFO] [stdout] test tests::test_gral_paper ... ok
[INFO] [stderr]    Doc-tests biblatex
[INFO] [stdout] test tests::test_polar_report ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "566ee5784db257b81a62f01f791f9b9ad9394baf98465abe44affe8d40d5a18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566ee5784db257b81a62f01f791f9b9ad9394baf98465abe44affe8d40d5a18a", kill_on_drop: false }`
[INFO] [stdout] 566ee5784db257b81a62f01f791f9b9ad9394baf98465abe44affe8d40d5a18a