[INFO] fetching crate nipper 0.1.8...
[INFO] testing nipper-0.1.8 against 1.44.0 for beta-1.45-1
[INFO] extracting crate nipper 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nipper 0.1.8 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nipper 0.1.8
[INFO] finished tweaking crates.io crate nipper 0.1.8
[INFO] tweaked toml for crates.io crate nipper 0.1.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nipper 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae4ec48d93009e7bfeb3880d257de8994858aad3333d7954af410864a17879b5
[INFO] running `"docker" "start" "-a" "ae4ec48d93009e7bfeb3880d257de8994858aad3333d7954af410864a17879b5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling nipper v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "ae4ec48d93009e7bfeb3880d257de8994858aad3333d7954af410864a17879b5"`
[INFO] running `"docker" "rm" "-f" "ae4ec48d93009e7bfeb3880d257de8994858aad3333d7954af410864a17879b5"`
[INFO] [stdout] ae4ec48d93009e7bfeb3880d257de8994858aad3333d7954af410864a17879b5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0bb9686dba09093c232055a60ff5344b0d417ef3014e0c0b4b98d20821732741
[INFO] running `"docker" "start" "-a" "0bb9686dba09093c232055a60ff5344b0d417ef3014e0c0b4b98d20821732741"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling hyper v0.13.5
[INFO] [stderr]    Compiling readability v0.1.5
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.5
[INFO] [stderr]    Compiling nipper v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> examples/readability2.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `"docker" "inspect" "0bb9686dba09093c232055a60ff5344b0d417ef3014e0c0b4b98d20821732741"`
[INFO] running `"docker" "rm" "-f" "0bb9686dba09093c232055a60ff5344b0d417ef3014e0c0b4b98d20821732741"`
[INFO] [stdout] 0bb9686dba09093c232055a60ff5344b0d417ef3014e0c0b4b98d20821732741
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0bf82021bf091dd565ea8a5c15ec8ac4f9f5ba25bc12ae0c716f90e684b4e8d
[INFO] running `"docker" "start" "-a" "c0bf82021bf091dd565ea8a5c15ec8ac4f9f5ba25bc12ae0c716f90e684b4e8d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> examples/readability2.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nipper-70f8ab2f8d0ff51b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test document::tests::test_parse_html_dom ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/data-565790f2a6d8902b
[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/html_dom-803718bc5166598d
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test attr_escape_nbsp ... ok
[INFO] [stdout] test attr_escape_amp ... ok
[INFO] [stdout] test attr_ns_1 ... ok
[INFO] [stdout] test attr_ns_4 ... ok
[INFO] [stdout] test comment_3 ... ok
[INFO] [stdout] test attr_escape_several ... ok
[INFO] [stdout] test fuzz ... ok
[INFO] [stdout] test comment_4 ... ok
[INFO] [stdout] test listing_lf_1 ... ok
[INFO] [stdout] test attr_literal ... ok
[INFO] [stdout] test attr_ns_2 ... ok
[INFO] [stdout] test listing_lf_0 ... ok
[INFO] [stdout] test misnest ... ok
[INFO] [stdout] test attr_escape_quot ... ok
[INFO] [stdout] test listing_lf_2 ... ok
[INFO] [stdout] test pre_lf_1 ... ok
[INFO] [stdout] test pre_lf_0 ... ok
[INFO] [stdout] test pre_lf_2 ... ok
[INFO] [stdout] test noframes_literal ... ok
[INFO] [stdout] test doctype ... ok
[INFO] [stdout] test attr_ns_3 ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test script_literal ... ok
[INFO] [stdout] test smoke_test ... ok
[INFO] [stdout] test text_escape_amp_2 ... ok
[INFO] [stdout] test style_literal ... ok
[INFO] [stdout] test text_escape_gt2 ... ok
[INFO] [stdout] test noembed_literal ... ok
[INFO] [stdout] test text_escape_lt ... ok
[INFO] [stdout] test comment_2 ... ok
[INFO] [stdout] test xmp_literal ... ok
[INFO] [stdout] test text_escape_nbsp ... ok
[INFO] [stdout] test text_literal ... ok
[INFO] [stdout] test textarea_lf_2 ... ok
[INFO] [stdout] test textarea_lf_0 ... ok
[INFO] [stdout] test textarea_lf_1 ... ok
[INFO] [stdout] test attr_escape_amp_2 ... ok
[INFO] [stdout] test iframe_literal ... ok
[INFO] [stdout] test comment_1 ... ok
[INFO] [stdout] test text_escape_amp ... ok
[INFO] [stdout] test text_escape_gt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/html_tree_sink-e6e371574dae10ba
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_four_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/selection_manipulation-3c90140ebc278a67
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_replace_with_html ... ok
[INFO] [stdout] test test_set_html ... ok
[INFO] [stdout] test test_set_html_no_match ... ok
[INFO] [stdout] test test_replace_with_selection ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/selection_property-3718135601e783c4
[INFO] [stdout] test test_set_html_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test_set_attr ... ok
[INFO] [stdout] test test_add_classes ... ok
[INFO] [stdout] test test_add_class ... ok
[INFO] [stdout] test test_remove_attr ... ok
[INFO] [stdout] test test_remove_class_similar ... ok
[INFO] [stdout] test test_add_class_similar ... ok
[INFO] [stdout] test test_set_attr2 ... ok
[INFO] [stdout] test test_add_empty_class ... ok
[INFO] [stdout] test test_remove_class ... ok
[INFO] [stdout] test has_class_not_first ... ok
[INFO] [stdout] test test_attr_not_exist ... ok
[INFO] [stdout] test test_attr_exists ... ok
[INFO] [stdout] test test_has_class ... ok
[INFO] [stdout] test test_attr_or ... ok
[INFO] [stdout] test has_class_none ... ok
[INFO] [stdout] test test_text ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/selection_query-af1e7dd2b91bddaf
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_is ... ok
[INFO] [stdout] test test_is_invalid ... ok
[INFO] [stdout] test test_is_selection ... ok
[INFO] [stdout] test test_is_selection_not ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/selection_traversal-4ac93dcb27aca710
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_next ... ok
[INFO] [stdout] test test_nth_child ... ok
[INFO] [stdout] test test_select ... ok
[INFO] [stdout] test test_select_not_self ... ok
[INFO] [stdout] test test_parent ... ok
[INFO] [stdout] test test_children ... ok
[INFO] [stdout] test test_parent_body ... ok
[INFO] [stdout] test test_next2 ... ok
[INFO] [stdout] test test_chained_select ... ok
[INFO] [stdout] test test_next_none ... ok
[INFO] [stdout] test test_select_invalid ... ok
[INFO] [stdout] test test_chained_select_invalid ... ok
[INFO] [stdout] test test_select_big ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nipper
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c0bf82021bf091dd565ea8a5c15ec8ac4f9f5ba25bc12ae0c716f90e684b4e8d"`
[INFO] running `"docker" "rm" "-f" "c0bf82021bf091dd565ea8a5c15ec8ac4f9f5ba25bc12ae0c716f90e684b4e8d"`
[INFO] [stdout] c0bf82021bf091dd565ea8a5c15ec8ac4f9f5ba25bc12ae0c716f90e684b4e8d