[INFO] fetching crate ludtwig 0.6.1...
[INFO] testing ludtwig-0.6.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ludtwig 0.6.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ludtwig 0.6.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ludtwig 0.6.1
[INFO] finished tweaking crates.io crate ludtwig 0.6.1
[INFO] tweaked toml for crates.io crate ludtwig 0.6.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ludtwig 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pear_codegen v0.2.2
[INFO] [stderr]   Downloaded figment v0.10.5
[INFO] [stderr]   Downloaded pear v0.2.2
[INFO] [stderr]   Downloaded ludtwig-parser v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa8716907c7248a6b195b971ce6e6da2f3d22926229f1ab77ab96752d228265
[INFO] running `Command { std: "docker" "start" "-a" "2aa8716907c7248a6b195b971ce6e6da2f3d22926229f1ab77ab96752d228265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa8716907c7248a6b195b971ce6e6da2f3d22926229f1ab77ab96752d228265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa8716907c7248a6b195b971ce6e6da2f3d22926229f1ab77ab96752d228265", kill_on_drop: false }`
[INFO] [stdout] 2aa8716907c7248a6b195b971ce6e6da2f3d22926229f1ab77ab96752d228265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e8b3644e8d759fa6961ba56611362b977b416913650fc62badaac012c7a536d
[INFO] running `Command { std: "docker" "start" "-a" "5e8b3644e8d759fa6961ba56611362b977b416913650fc62badaac012c7a536d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling inlinable_string v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling figment v0.10.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ludtwig-parser v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pear_codegen v0.2.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling pear v0.2.2
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ludtwig v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.33s
[INFO] running `Command { std: "docker" "inspect" "5e8b3644e8d759fa6961ba56611362b977b416913650fc62badaac012c7a536d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8b3644e8d759fa6961ba56611362b977b416913650fc62badaac012c7a536d", kill_on_drop: false }`
[INFO] [stdout] 5e8b3644e8d759fa6961ba56611362b977b416913650fc62badaac012c7a536d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa6f6a299548d491fbf10db7334890784c8552c37205ff6d2f1ffc43c43c7a67
[INFO] running `Command { std: "docker" "start" "-a" "fa6f6a299548d491fbf10db7334890784c8552c37205ff6d2f1ffc43c43c7a67", kill_on_drop: false }`
[INFO] [stderr]    Compiling ludtwig v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "fa6f6a299548d491fbf10db7334890784c8552c37205ff6d2f1ffc43c43c7a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa6f6a299548d491fbf10db7334890784c8552c37205ff6d2f1ffc43c43c7a67", kill_on_drop: false }`
[INFO] [stdout] fa6f6a299548d491fbf10db7334890784c8552c37205ff6d2f1ffc43c43c7a67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f3b3653b354bc1ad2afb2a1848199bc817767d9816b19fd466eacccefc90173
[INFO] running `Command { std: "docker" "start" "-a" "6f3b3653b354bc1ad2afb2a1848199bc817767d9816b19fd466eacccefc90173", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ludtwig-3759a642cd97d3cd)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test writer::tests::test_write_nested_twig_block_separation ... ok
[INFO] [stdout] test writer::tests::test_config_indent_children_of_blocks_false ... ok
[INFO] [stdout] test writer::tests::test_write_nested_twig_block ... ok
[INFO] [stdout] test writer::tests::test_config_attribute_inline_max_count_large ... ok
[INFO] [stdout] test writer::tests::test_write_simple_twig_block ... ok
[INFO] [stdout] test writer::tests::test_config_preferred_max_line_length_small ... ok
[INFO] [stdout] test writer::tests::test_write_empty_html_tag ... ok
[INFO] [stdout] test writer::tests::test_write_tag_with_twig_block_with_if_attribute ... ok
[INFO] [stdout] test writer::tests::test_write_tag_and_twig_block_content_without_whitespace ... ok
[INFO] [stdout] test writer::tests::test_config_indentation_mode_and_indentation_count_with_tabs ... ok
[INFO] [stdout] test writer::tests::test_config_line_ending_windows ... ok
[INFO] [stdout] test writer::tests::test_config_default_attribute_ordering ... ok
[INFO] [stdout] test writer::tests::test_write_tag_with_twig_if_attribute ... ok
[INFO] [stdout] test writer::tests::test_config_linebreaks_around_blocks_false ... ok
[INFO] [stdout] test writer::tests::test_write_tag_with_twig_block_attribute ... ok
[INFO] [stdout] test writer::tests::test_write_tag_with_twig_if_else_attribute ... ok
[INFO] [stdout] test writer::tests::test_write_empty_twig_block ... ok
[INFO] [stdout] test writer::tests::test_write_tag_and_twig_block_without_whitespace ... ok
[INFO] [stdout] test writer::tests::test_write_tag_with_twig_nested_if_attribute ... ok
[INFO] [stdout] test writer::tests::test_write_nested_twig_block_separation_edge_case ... ok
[INFO] [stdout] test writer::tests::test_write_twig_apply ... ok
[INFO] [stdout] test writer::tests::test_write_tag_with_twig_if_elseif_else_attribute ... ok
[INFO] [stdout] test writer::tests::test_write_twig_if ... ok
[INFO] [stdout] test writer::tests::test_write_twig_for ... ok
[INFO] [stdout] test writer::tests::test_write_twig_if_else ... ok
[INFO] [stdout] test writer::tests::test_write_twig_if_elseif_else ... ok
[INFO] [stdout] test writer::tests::test_write_twig_set_capture ... ok
[INFO] [stdout] test writer::tests::test_write_twig_if_elseif_else_in_twig_block ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f3b3653b354bc1ad2afb2a1848199bc817767d9816b19fd466eacccefc90173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3b3653b354bc1ad2afb2a1848199bc817767d9816b19fd466eacccefc90173", kill_on_drop: false }`
[INFO] [stdout] 6f3b3653b354bc1ad2afb2a1848199bc817767d9816b19fd466eacccefc90173