[INFO] crate serval 0.1.0 is already in cache
[INFO] testing serval-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate serval 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate serval 0.1.0 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 serval 0.1.0
[INFO] finished tweaking crates.io crate serval 0.1.0
[INFO] tweaked toml for crates.io crate serval 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 6339719d38d5ed7bc684a6a057f50a45aeb6833ed17851b7843962efa0847bb4
[INFO] running `"docker" "start" "-a" "6339719d38d5ed7bc684a6a057f50a45aeb6833ed17851b7843962efa0847bb4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling loggerv v0.7.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling logger v0.4.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serval v0.1.0 (/opt/rustwide/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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "6339719d38d5ed7bc684a6a057f50a45aeb6833ed17851b7843962efa0847bb4"`
[INFO] running `"docker" "rm" "-f" "6339719d38d5ed7bc684a6a057f50a45aeb6833ed17851b7843962efa0847bb4"`
[INFO] [stdout] 6339719d38d5ed7bc684a6a057f50a45aeb6833ed17851b7843962efa0847bb4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] cb8ac18331850dacf5e735f8a5683731e15a5151d302d941f3de78e110a22bf8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "cb8ac18331850dacf5e735f8a5683731e15a5151d302d941f3de78e110a22bf8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serval v0.1.0 (/opt/rustwide/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] warning: 1 warning emitted
[INFO] [stderr] 
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `"docker" "inspect" "cb8ac18331850dacf5e735f8a5683731e15a5151d302d941f3de78e110a22bf8"`
[INFO] running `"docker" "rm" "-f" "cb8ac18331850dacf5e735f8a5683731e15a5151d302d941f3de78e110a22bf8"`
[INFO] [stdout] cb8ac18331850dacf5e735f8a5683731e15a5151d302d941f3de78e110a22bf8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 55a017bfcdc777e3ecfd9d653cf4b9d175a052ca5d7006171de0bb59c1cac33f
[INFO] running `"docker" "start" "-a" "55a017bfcdc777e3ecfd9d653cf4b9d175a052ca5d7006171de0bb59c1cac33f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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] warning: 1 warning emitted
[INFO] [stderr] 
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serval-1188ee2cb7ea2b45
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test css::parser::test::stylesheet_test ... ignored
[INFO] [stdout] test css::parser::test::universal_selector_test ... ok
[INFO] [stdout] test css::parser::test::value_test ... ok
[INFO] [stdout] test css::parser::test::selectors_test ... ok
[INFO] [stdout] test css::parser::test::length_test ... ok
[INFO] [stdout] test css::parser::test::selector_test ... ok
[INFO] [stdout] test dom::test::text_display ... ok
[INFO] [stdout] test css::parser::test::rule_test ... ok
[INFO] [stdout] test css::parser::test::keyword_string_test ... ok
[INFO] [stdout] test layout::test::layout_dump_test ... ok
[INFO] [stdout] test dom::parser::attribute_test ... ok
[INFO] [stdout] test css::test::sorted_selectors_test ... ok
[INFO] [stdout] test dom::parser::tests::node_test ... ok
[INFO] [stdout] test css::parser::test::simple_selector_test ... ok
[INFO] [stdout] test css::parser::test::color_test ... ok
[INFO] [stdout] test dom::parser::text_test ... ok
[INFO] [stdout] test css::parser::test::tag_name_test ... ok
[INFO] [stdout] test layout::test::calculate_block_width_test ... ok
[INFO] [stdout] test css::parser::test::hex_pair_test ... ok
[INFO] [stdout] test css::parser::test::declarations_test ... ok
[INFO] [stdout] test css::parser::test::declaration_test ... ok
[INFO] [stdout] test layout::test::layout_test ... ok
[INFO] [stdout] test style::test::css_specified_values_test ... ok
[INFO] [stdout] test style::test::simple_selector_match_test ... ok
[INFO] [stdout] test style::test::matching_rules_test ... ok
[INFO] [stdout] test css::parser::test::identifier_test ... ok
[INFO] [stdout] test dom::test::node_display ... ok
[INFO] [stdout] test style::test::match_selectors_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/rustwide/target/debug/deps/serval-88123915795d04cf
[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" "55a017bfcdc777e3ecfd9d653cf4b9d175a052ca5d7006171de0bb59c1cac33f"`
[INFO] running `"docker" "rm" "-f" "55a017bfcdc777e3ecfd9d653cf4b9d175a052ca5d7006171de0bb59c1cac33f"`
[INFO] [stdout] 55a017bfcdc777e3ecfd9d653cf4b9d175a052ca5d7006171de0bb59c1cac33f