[INFO] crate serval 0.1.0 is already in cache
[INFO] extracting crate serval 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/serval/0.1.0
[INFO] extracting crate serval 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serval/0.1.0
[INFO] validating manifest of serval-0.1.0 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 serval-0.1.0 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 serval-0.1.0
[INFO] finished frobbing serval-0.1.0
[INFO] frobbed toml for serval-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serval/0.1.0/Cargo.toml
[INFO] started frobbing serval-0.1.0
[INFO] finished frobbing serval-0.1.0
[INFO] frobbed toml for serval-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serval/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serval-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serval/0.1.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1c088a9400989b55adbc66768d8bed502ee00acdcde8e5247baf4e49c2a0b3dc
[INFO] running `"docker" "start" "-a" "1c088a9400989b55adbc66768d8bed502ee00acdcde8e5247baf4e49c2a0b3dc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling ansi_term v0.12.0
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling loggerv v0.7.2
[INFO] [stderr]    Compiling logger v0.4.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[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 52.74s
[INFO] running `"docker" "inspect" "1c088a9400989b55adbc66768d8bed502ee00acdcde8e5247baf4e49c2a0b3dc"`
[INFO] running `"docker" "rm" "-f" "1c088a9400989b55adbc66768d8bed502ee00acdcde8e5247baf4e49c2a0b3dc"`
[INFO] [stdout] 1c088a9400989b55adbc66768d8bed502ee00acdcde8e5247baf4e49c2a0b3dc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serval/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 62b81d36689f707fd9fd3194ab16e59437d361e3d6e904fa1ef9a2ba5c74d9a6
[INFO] running `"docker" "start" "-a" "62b81d36689f707fd9fd3194ab16e59437d361e3d6e904fa1ef9a2ba5c74d9a6"`
[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 8.22s
[INFO] running `"docker" "inspect" "62b81d36689f707fd9fd3194ab16e59437d361e3d6e904fa1ef9a2ba5c74d9a6"`
[INFO] running `"docker" "rm" "-f" "62b81d36689f707fd9fd3194ab16e59437d361e3d6e904fa1ef9a2ba5c74d9a6"`
[INFO] [stdout] 62b81d36689f707fd9fd3194ab16e59437d361e3d6e904fa1ef9a2ba5c74d9a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serval/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 79e70cfd931a0256c4c8d7c1520cfc3c9b7560652384f2a41ed25a885512cd40
[INFO] running `"docker" "start" "-a" "79e70cfd931a0256c4c8d7c1520cfc3c9b7560652384f2a41ed25a885512cd40"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serval-c9caedaf1e8a4af8
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test css::parser::test::color_test ... ok
[INFO] [stdout] test css::parser::test::declaration_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::stylesheet_test ... ignored
[INFO] [stdout] test css::parser::test::selector_test ... ok
[INFO] [stdout] test css::parser::test::simple_selector_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::rule_test ... ok
[INFO] [stdout] test css::parser::test::value_test ... ok
[INFO] [stdout] test css::parser::test::universal_selector_test ... ok
[INFO] [stdout] test css::test::sorted_selectors_test ... ok
[INFO] [stdout] test dom::test::node_display ... ok
[INFO] [stdout] test dom::parser::attribute_test ... ok
[INFO] [stdout] test css::parser::test::tag_name_test ... ok
[INFO] [stdout] test dom::parser::text_test ... ok
[INFO] [stdout] test layout::test::calculate_block_width_test ... ok
[INFO] [stdout] test dom::parser::tests::node_test ... ok
[INFO] [stdout] test css::parser::test::selectors_test ... ok
[INFO] [stdout] test dom::test::text_display ... ok
[INFO] [stdout] test css::parser::test::declarations_test ... ok
[INFO] [stdout] test style::test::css_specified_values_test ... ok
[INFO] [stdout] test style::test::matching_rules_test ... ok
[INFO] [stdout] test style::test::match_selectors_test ... ok
[INFO] [stdout] test style::test::simple_selector_match_test ... ok
[INFO] [stdout] test layout::test::layout_test ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serval-f9c15b91364aa4ed
[INFO] [stdout] test layout::test::layout_dump_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 1 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]    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" "79e70cfd931a0256c4c8d7c1520cfc3c9b7560652384f2a41ed25a885512cd40"`
[INFO] running `"docker" "rm" "-f" "79e70cfd931a0256c4c8d7c1520cfc3c9b7560652384f2a41ed25a885512cd40"`
[INFO] [stdout] 79e70cfd931a0256c4c8d7c1520cfc3c9b7560652384f2a41ed25a885512cd40