[INFO] fetching crate arquery 0.1.0...
[INFO] testing arquery-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate arquery 0.1.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate arquery 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arquery 0.1.0
[INFO] finished tweaking crates.io crate arquery 0.1.0
[INFO] tweaked toml for crates.io crate arquery 0.1.0 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34b161b6cdd3386e413b85e2868d5c88ec1a7c81688b87b082127f0f01611c17
[INFO] running `Command { std: "docker" "start" "-a" "34b161b6cdd3386e413b85e2868d5c88ec1a7c81688b87b082127f0f01611c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34b161b6cdd3386e413b85e2868d5c88ec1a7c81688b87b082127f0f01611c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b161b6cdd3386e413b85e2868d5c88ec1a7c81688b87b082127f0f01611c17", kill_on_drop: false }`
[INFO] [stdout] 34b161b6cdd3386e413b85e2868d5c88ec1a7c81688b87b082127f0f01611c17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b73339a6f88b8f780202c8dc00f6680f3a7753c46c03eb303b2d5460608c3a
[INFO] running `Command { std: "docker" "start" "-a" "09b73339a6f88b8f780202c8dc00f6680f3a7753c46c03eb303b2d5460608c3a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling arquery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     UnableToOpenFile(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ParseError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "09b73339a6f88b8f780202c8dc00f6680f3a7753c46c03eb303b2d5460608c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b73339a6f88b8f780202c8dc00f6680f3a7753c46c03eb303b2d5460608c3a", kill_on_drop: false }`
[INFO] [stdout] 09b73339a6f88b8f780202c8dc00f6680f3a7753c46c03eb303b2d5460608c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e9b736d13ad04371a7032ab448bb8cd721de1066e544e79566ba2455011585a
[INFO] running `Command { std: "docker" "start" "-a" "6e9b736d13ad04371a7032ab448bb8cd721de1066e544e79566ba2455011585a", kill_on_drop: false }`
[INFO] [stderr]    Compiling arquery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     UnableToOpenFile(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ParseError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> tests/selector_test.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |         panic!(format!("Did not match tag name \"{}\"", tag_name));
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]   = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]   |
[INFO] [stdout] 9 -         panic!(format!("Did not match tag name \"{}\"", tag_name));
[INFO] [stdout] 9 +         panic!("Did not match tag name \"{}\"", tag_name);
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "6e9b736d13ad04371a7032ab448bb8cd721de1066e544e79566ba2455011585a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9b736d13ad04371a7032ab448bb8cd721de1066e544e79566ba2455011585a", kill_on_drop: false }`
[INFO] [stdout] 6e9b736d13ad04371a7032ab448bb8cd721de1066e544e79566ba2455011585a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42f00a556ce914504fbe8cb604447d6f78ff67db6e79ff4822b509c08a34502e
[INFO] running `Command { std: "docker" "start" "-a" "42f00a556ce914504fbe8cb604447d6f78ff67db6e79ff4822b509c08a34502e", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/document/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     UnableToOpenFile(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/document/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     ParseError(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `arquery` (lib) generated 2 warnings
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]  --> tests/selector_test.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |         panic!(format!("Did not match tag name \"{}\"", tag_name));
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]   = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]   |
[INFO] [stderr] 9 -         panic!(format!("Did not match tag name \"{}\"", tag_name));
[INFO] [stderr] 9 +         panic!("Did not match tag name \"{}\"", tag_name);
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: `arquery` (test "selector_test") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arquery-a8221efab88e5280)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test document::it_assigns_node_indices_in_monotonically_increasing_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/document_test.rs (/opt/rustwide/target/debug/deps/document_test-5c62210102c74b34)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_captures_the_correct_number_of_elements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/element_test.rs (/opt/rustwide/target/debug/deps/element_test-86e7bbaf0d174cff)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test it_knows_its_inner_text_contents ... ok
[INFO] [stdout] test it_knows_its_tag_name ... ok
[INFO] [stdout] test it_knows_its_node_indices ... ok
[INFO] [stdout] test it_knows_its_attributes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/querying_by_selectors_test.rs (/opt/rustwide/target/debug/deps/querying_by_selectors_test-83b7493725d99574)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test it_supports_the_compound_selectors ... ok
[INFO] [stdout] test it_returns_a_no_match_error_when_the_selector_does_not_match_any_element ... ok
[INFO] [stdout] test it_supports_the_attribute_selector ... ok
[INFO] [stdout] test it_does_not_repeat_elements ... ok
[INFO] [stdout] test it_returns_a_parse_error_when_the_selector_is_invalid ... ok
[INFO] [stdout] test it_supports_nesting_selectors ... ok
[INFO] [stdout] test it_supports_the_direct_child_tag_selector ... ok
[INFO] [stdout] test it_supports_the_nested_tag_selector ... ok
[INFO] [stdout] test it_supports_the_id_selector ... ok
[INFO] [stdout] test it_supports_the_tag_selector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/selector_test.rs (/opt/rustwide/target/debug/deps/selector_test-292bdd06a60b266d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test it_can_parse_a_single_tag_selector ... ok
[INFO] [stdout] test it_can_parse_a_direct_child_selector ... ok
[INFO] [stdout] test it_can_parse_a_nested_tag_selectors ... ok
[INFO] [stdout] test it_can_parse_the_attribute_selector ... ok
[INFO] [stdout] test it_can_parse_the_id_selector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/xml_document_test.rs (/opt/rustwide/target/debug/deps/xml_document_test-3150e6fe059a7866)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test it_returns_an_error_for_invalid_xml_files ... ok
[INFO] [stdout] test it_captures_the_correct_number_of_elements ... ok
[INFO] [stdout] test it_returns_an_error_for_non_existent_files ... ok
[INFO] [stdout] test it_can_be_created_from_a_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arquery
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42f00a556ce914504fbe8cb604447d6f78ff67db6e79ff4822b509c08a34502e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f00a556ce914504fbe8cb604447d6f78ff67db6e79ff4822b509c08a34502e", kill_on_drop: false }`
[INFO] [stdout] 42f00a556ce914504fbe8cb604447d6f78ff67db6e79ff4822b509c08a34502e