[INFO] updating cached repository hayatoito/serval
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hayatoito/serval
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hayatoito/serval" "work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/serval"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/serval'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hayatoito/serval" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hayatoito/serval"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hayatoito/serval'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff620977df2e01929adf6441d4f50b1ef5a98014
[INFO] sha for GitHub repo hayatoito/serval: ff620977df2e01929adf6441d4f50b1ef5a98014
[INFO] validating manifest of hayatoito/serval on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hayatoito/serval on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hayatoito/serval
[INFO] finished frobbing hayatoito/serval
[INFO] frobbed toml for hayatoito/serval written to work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/serval/Cargo.toml
[INFO] started frobbing hayatoito/serval
[INFO] finished frobbing hayatoito/serval
[INFO] frobbed toml for hayatoito/serval written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hayatoito/serval/Cargo.toml
[INFO] crate hayatoito/serval already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hayatoito/serval against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/serval:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 82b6fcd06d6b452fd1ebdc9c5cdf595dbeec2d3aabfcf083208058e839632e76
[INFO] running `"docker" "start" "-a" "82b6fcd06d6b452fd1ebdc9c5cdf595dbeec2d3aabfcf083208058e839632e76"`
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling loggerv v0.7.1
[INFO] [stderr]    Compiling combine v3.6.6
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling logger v0.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serval v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/paint.rs:136:11
[INFO] [stderr]     |
[INFO] [stderr] 136 |         f.clamp(0.0, self.width as f32) as usize
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unstable_name_collisions)] on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `prelude::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `"docker" "inspect" "82b6fcd06d6b452fd1ebdc9c5cdf595dbeec2d3aabfcf083208058e839632e76"`
[INFO] running `"docker" "rm" "-f" "82b6fcd06d6b452fd1ebdc9c5cdf595dbeec2d3aabfcf083208058e839632e76"`
[INFO] [stdout] 82b6fcd06d6b452fd1ebdc9c5cdf595dbeec2d3aabfcf083208058e839632e76
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/serval:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ef141325185dbdb9c950f2660ec03de8ef904a4b7052c9e23826138fd5bae86e
[INFO] running `"docker" "start" "-a" "ef141325185dbdb9c950f2660ec03de8ef904a4b7052c9e23826138fd5bae86e"`
[INFO] [stderr]    Compiling serval v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/paint.rs:136:11
[INFO] [stderr]     |
[INFO] [stderr] 136 |         f.clamp(0.0, self.width as f32) as usize
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unstable_name_collisions)] on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `prelude::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.73s
[INFO] running `"docker" "inspect" "ef141325185dbdb9c950f2660ec03de8ef904a4b7052c9e23826138fd5bae86e"`
[INFO] running `"docker" "rm" "-f" "ef141325185dbdb9c950f2660ec03de8ef904a4b7052c9e23826138fd5bae86e"`
[INFO] [stdout] ef141325185dbdb9c950f2660ec03de8ef904a4b7052c9e23826138fd5bae86e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/serval:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7f7543fa45e0f0fbbecb57224ddfc94598d94f1e0d28aeeadc52e38944a90a09
[INFO] running `"docker" "start" "-a" "7f7543fa45e0f0fbbecb57224ddfc94598d94f1e0d28aeeadc52e38944a90a09"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serval-7b4297c5e958b147
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test css::parser::test::declarations_test ... ok
[INFO] [stdout] test css::parser::test::hex_pair_test ... ok
[INFO] [stdout] test css::parser::test::identifier_test ... ok
[INFO] [stdout] test css::parser::test::color_test ... ok
[INFO] [stdout] test css::parser::test::declaration_test ... ok
[INFO] [stdout] test css::parser::test::keyword_string_test ... ok
[INFO] [stdout] test css::parser::test::length_test ... ok
[INFO] [stdout] test css::parser::test::selectors_test ... ok
[INFO] [stdout] test css::parser::test::stylesheet_test ... ignored
[INFO] [stdout] test css::parser::test::tag_name_test ... ok
[INFO] [stdout] test css::parser::test::selector_test ... ok
[INFO] [stdout] test css::parser::test::value_test ... ok
[INFO] [stdout] test css::parser::test::universal_selector_test ... ok
[INFO] [stdout] test dom::parser::attribute_test ... ok
[INFO] [stdout] test css::test::sorted_selectors_test ... ok
[INFO] [stdout] test dom::parser::text_test ... ok
[INFO] [stdout] test dom::test::node_display ... ok
[INFO] [stdout] test css::parser::test::rule_test ... ok
[INFO] [stdout] test dom::test::text_display ... ok
[INFO] [stdout] test style::test::matching_rules_test ... ok
[INFO] [stdout] test style::test::css_specified_values_test ... ok
[INFO] [stdout] test css::parser::test::simple_selector_test ... ok
[INFO] [stdout] test layout::test::calculate_block_width_test ... ok
[INFO] [stdout] test layout::test::layout_dump_test ... ok
[INFO] [stdout] test style::test::simple_selector_match_test ... ok
[INFO] [stdout] test style::test::match_selectors_test ... ok
[INFO] [stdout] test dom::parser::tests::node_test ... ok
[INFO] [stdout] test layout::test::layout_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serval-0ac2b3fb7d956c5c
[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]    Doc-tests serval
[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 `"docker" "inspect" "7f7543fa45e0f0fbbecb57224ddfc94598d94f1e0d28aeeadc52e38944a90a09"`
[INFO] running `"docker" "rm" "-f" "7f7543fa45e0f0fbbecb57224ddfc94598d94f1e0d28aeeadc52e38944a90a09"`
[INFO] [stdout] 7f7543fa45e0f0fbbecb57224ddfc94598d94f1e0d28aeeadc52e38944a90a09