[INFO] fetching crate folia 0.0.6...
[INFO] testing folia-0.0.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate folia 0.0.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate folia 0.0.6 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 folia 0.0.6
[INFO] finished tweaking crates.io crate folia 0.0.6
[INFO] tweaked toml for crates.io crate folia 0.0.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate folia 0.0.6 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a1e02a3beb136d526a68ed1d5e6c1b6eadcc9d9714cc97b5ea58cbfb695babc
[INFO] running `Command { std: "docker" "start" "-a" "0a1e02a3beb136d526a68ed1d5e6c1b6eadcc9d9714cc97b5ea58cbfb695babc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a1e02a3beb136d526a68ed1d5e6c1b6eadcc9d9714cc97b5ea58cbfb695babc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1e02a3beb136d526a68ed1d5e6c1b6eadcc9d9714cc97b5ea58cbfb695babc", kill_on_drop: false }`
[INFO] [stdout] 0a1e02a3beb136d526a68ed1d5e6c1b6eadcc9d9714cc97b5ea58cbfb695babc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 55bd19d45a4fca0d64e4746291b9430a808d17b26719b806644a0b9fe95a5c07
[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" "55bd19d45a4fca0d64e4746291b9430a808d17b26719b806644a0b9fe95a5c07", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling strum v0.16.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quick-xml v0.18.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling folia v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.22s
[INFO] running `Command { std: "docker" "inspect" "55bd19d45a4fca0d64e4746291b9430a808d17b26719b806644a0b9fe95a5c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55bd19d45a4fca0d64e4746291b9430a808d17b26719b806644a0b9fe95a5c07", kill_on_drop: false }`
[INFO] [stdout] 55bd19d45a4fca0d64e4746291b9430a808d17b26719b806644a0b9fe95a5c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 47358dcc5ecf8554bf7f97bb48c3b6c8a5e28d70d956ba841b82debbb1ae8ad2
[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" "47358dcc5ecf8554bf7f97bb48c3b6c8a5e28d70d956ba841b82debbb1ae8ad2", kill_on_drop: false }`
[INFO] [stderr]    Compiling folia v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `word2`
[INFO] [stdout]    --> tests/main.rs:921:17
[INFO] [stdout]     |
[INFO] [stdout] 921 |             let word2 = doc.annotate(sentence,
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_word2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "47358dcc5ecf8554bf7f97bb48c3b6c8a5e28d70d956ba841b82debbb1ae8ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47358dcc5ecf8554bf7f97bb48c3b6c8a5e28d70d956ba841b82debbb1ae8ad2", kill_on_drop: false }`
[INFO] [stdout] 47358dcc5ecf8554bf7f97bb48c3b6c8a5e28d70d956ba841b82debbb1ae8ad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a05b59c5782e8f2daa42fcc061453abcb66a7516a2fb3f96b203a436fcbb4c1f
[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" "a05b59c5782e8f2daa42fcc061453abcb66a7516a2fb3f96b203a436fcbb4c1f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `word2`
[INFO] [stderr]    --> tests/main.rs:921:17
[INFO] [stderr]     |
[INFO] [stderr] 921 |             let word2 = doc.annotate(sentence,
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_word2`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/folia-3b3da3ae2d3ccea0
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/foliabenchmarkr-1527a2133298792d
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/folialintr-128a51fa77163966
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-b2b1043489d17ee8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test test002_add_element_to ... ok
[INFO] [stdout] test test002c_annotate_invalid ... ok
[INFO] [stdout] test test002b_annotate_structure ... ok
[INFO] [stdout] test test002c_annotate_span_fromstructure ... ok
[INFO] [stdout] test test008b_selector_set_class ... ok
[INFO] [stdout] test test006a_serialise_word ... ok
[INFO] [stdout] test test008c_elementselector_set_class ... ok
[INFO] [stdout] test test003_parse ... ok
[INFO] [stdout] test test001_instantiate ... ok
[INFO] [stdout] test test010a_get_inline_annotation ... ok
[INFO] [stdout] test test008d_selector_elementgroup ... ok
[INFO] [stdout] test test009b_text_composed_retaintokenisation ... ok
[INFO] [stdout] test test011a_features ... ok
[INFO] [stdout] test test009a_text ... ok
[INFO] [stdout] test test010d_get_span_annotation_noduplicates ... ok
[INFO] [stdout] test test011b_feature_as_attribute ... ok
[INFO] [stdout] test test012_spanroles ... ok
[INFO] [stdout] test test010b_get_ancestor ... ok
[INFO] [stdout] test test005_decode ... ok
[INFO] [stdout] test test009c_text_composed_detokenise ... ok
[INFO] [stdout] test test010c_get_span_annotation ... ok
[INFO] [stdout] test test016_add_provenance ... ok
[INFO] [stdout] test test014a_common_ancestor ... ok
[INFO] [stdout] test test015_get_layer ... ok
[INFO] [stdout] test test008a_selector_type ... ok
[INFO] [stdout] test test013_textmarkup ... ok
[INFO] [stdout] test test004_get_word_from_index ... ok
[INFO] [stdout] test test006a_serialise_all_unchecked ... ok
[INFO] [stdout] test test007_metadata ... ok
[INFO] [stdout] test test014b_common_ancestor ... ok
[INFO] [stdout] test test009c_text_on_span ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests folia
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a05b59c5782e8f2daa42fcc061453abcb66a7516a2fb3f96b203a436fcbb4c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a05b59c5782e8f2daa42fcc061453abcb66a7516a2fb3f96b203a436fcbb4c1f", kill_on_drop: false }`
[INFO] [stdout] a05b59c5782e8f2daa42fcc061453abcb66a7516a2fb3f96b203a436fcbb4c1f