[INFO] fetching crate treexml 0.7.0...
[INFO] testing treexml-0.7.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate treexml 0.7.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate treexml 0.7.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treexml 0.7.0
[INFO] finished tweaking crates.io crate treexml 0.7.0
[INFO] tweaked toml for crates.io crate treexml 0.7.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86df7410fc8d3ce911f39840e884a5caa3681297a7afd0f2c05135397ec62b8e
[INFO] running `Command { std: "docker" "start" "-a" "86df7410fc8d3ce911f39840e884a5caa3681297a7afd0f2c05135397ec62b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86df7410fc8d3ce911f39840e884a5caa3681297a7afd0f2c05135397ec62b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86df7410fc8d3ce911f39840e884a5caa3681297a7afd0f2c05135397ec62b8e", kill_on_drop: false }`
[INFO] [stdout] 86df7410fc8d3ce911f39840e884a5caa3681297a7afd0f2c05135397ec62b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fe9c5a0561ca16499e4848b8f2242183759a7e4732907ea9dea337956e78069
[INFO] running `Command { std: "docker" "start" "-a" "6fe9c5a0561ca16499e4848b8f2242183759a7e4732907ea9dea337956e78069", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling treexml v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.96s
[INFO] running `Command { std: "docker" "inspect" "6fe9c5a0561ca16499e4848b8f2242183759a7e4732907ea9dea337956e78069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe9c5a0561ca16499e4848b8f2242183759a7e4732907ea9dea337956e78069", kill_on_drop: false }`
[INFO] [stdout] 6fe9c5a0561ca16499e4848b8f2242183759a7e4732907ea9dea337956e78069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ced688dfd1a1ac2e194feaf0804ce1a15422e043fe44ffb0495aa1e275b6739
[INFO] running `Command { std: "docker" "start" "-a" "1ced688dfd1a1ac2e194feaf0804ce1a15422e043fe44ffb0495aa1e275b6739", kill_on_drop: false }`
[INFO] [stderr]    Compiling treexml v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "1ced688dfd1a1ac2e194feaf0804ce1a15422e043fe44ffb0495aa1e275b6739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ced688dfd1a1ac2e194feaf0804ce1a15422e043fe44ffb0495aa1e275b6739", kill_on_drop: false }`
[INFO] [stdout] 1ced688dfd1a1ac2e194feaf0804ce1a15422e043fe44ffb0495aa1e275b6739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 164e9e33066cee7671d0aeebb74bf6b435cf7ccbb89a8087a676dbd33245b488
[INFO] running `Command { std: "docker" "start" "-a" "164e9e33066cee7671d0aeebb74bf6b435cf7ccbb89a8087a676dbd33245b488", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treexml-96a40c436fe98b71)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/read.rs (/opt/rustwide/target/debug/deps/read-bc7b3676517d63ea)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test read::document::no_xml_tag ... ok
[INFO] [stdout] test read::element::find_child_mut_one ... ok
[INFO] [stdout] test read::element::find ... ok
[INFO] [stdout] test read::element::find_child_none ... ok
[INFO] [stdout] test read::cdata::nested_tags ... ok
[INFO] [stdout] test read::element::find_child_one ... ok
[INFO] [stdout] test read::tags::self_closing ... ok
[INFO] [stdout] test read::element::find_value ... ok
[INFO] [stderr]      Running tests/write.rs (/opt/rustwide/target/debug/deps/write-9f12e8819ad837a3)
[INFO] [stdout] test read::element::filter_children ... ok
[INFO] [stdout] test read::complete::parse_document ... ok
[INFO] [stdout] test read::tags::self_closing_no_space ... ok
[INFO] [stdout] test read::element::find_child_many ... ok
[INFO] [stdout] test read::element::filter_children_mut ... ok
[INFO] [stdout] test read::cdata::plain_text ... ok
[INFO] [stdout] test read::cdata::text_across_cdata ... ok
[INFO] [stdout] test read::document::no_root_tag ... ok
[INFO] [stdout] test read::document::empty ... ok
[INFO] [stdout] test read::tags::unclosed_root ... ok
[INFO] [stdout] test read::tags::mismatched_case_close ... ok
[INFO] [stdout] test read::cdata::no_opening_square_bracket ... ok
[INFO] [stdout] test read::cdata::transposed_exclamation ... ok
[INFO] [stdout] test read::tags::mismatched_close ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test write::builder::incremental_build_multiline ... ok
[INFO] [stdout] test write::cdata::nested_tags ... ok
[INFO] [stdout] test write::cdata::plain_text ... ok
[INFO] [stdout] test write::builder::incremental_build ... ok
[INFO] [stdout] test write::contents::tags_in_text ... ok
[INFO] [stdout] test write::contents::plain_text ... ok
[INFO] [stdout] test write::document::condensed_document ... ok
[INFO] [stdout] test write::element::stringify ... ok
[INFO] [stdout] test write::document::simple_document ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treexml
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "164e9e33066cee7671d0aeebb74bf6b435cf7ccbb89a8087a676dbd33245b488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164e9e33066cee7671d0aeebb74bf6b435cf7ccbb89a8087a676dbd33245b488", kill_on_drop: false }`
[INFO] [stdout] 164e9e33066cee7671d0aeebb74bf6b435cf7ccbb89a8087a676dbd33245b488