[INFO] fetching crate caseconv 0.1.0...
[INFO] testing caseconv-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate caseconv 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate caseconv 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caseconv 0.1.0
[INFO] finished tweaking crates.io crate caseconv 0.1.0
[INFO] tweaked toml for crates.io crate caseconv 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9753a826a08244a2d0bcc2c0bb0f2e7c0fa6a5301262b7cb25967b8c0b727f8
[INFO] running `Command { std: "docker" "start" "-a" "d9753a826a08244a2d0bcc2c0bb0f2e7c0fa6a5301262b7cb25967b8c0b727f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9753a826a08244a2d0bcc2c0bb0f2e7c0fa6a5301262b7cb25967b8c0b727f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9753a826a08244a2d0bcc2c0bb0f2e7c0fa6a5301262b7cb25967b8c0b727f8", kill_on_drop: false }`
[INFO] [stdout] d9753a826a08244a2d0bcc2c0bb0f2e7c0fa6a5301262b7cb25967b8c0b727f8
[INFO] running `Command { std: "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" "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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d00a16cf57b8bcf0c9d5466cc313845e3c07195cc437b324a20211cc06f562d2
[INFO] running `Command { std: "docker" "start" "-a" "d00a16cf57b8bcf0c9d5466cc313845e3c07195cc437b324a20211cc06f562d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling caseconv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/lib.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn components_iter(self, &'a str) -> T;
[INFO] [stdout]   |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a str`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "d00a16cf57b8bcf0c9d5466cc313845e3c07195cc437b324a20211cc06f562d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d00a16cf57b8bcf0c9d5466cc313845e3c07195cc437b324a20211cc06f562d2", kill_on_drop: false }`
[INFO] [stdout] d00a16cf57b8bcf0c9d5466cc313845e3c07195cc437b324a20211cc06f562d2
[INFO] running `Command { std: "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" "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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 506ab201b9f620f12e03ef9d3c8c07f4dc2594207bc929cafcebafa64de46142
[INFO] running `Command { std: "docker" "start" "-a" "506ab201b9f620f12e03ef9d3c8c07f4dc2594207bc929cafcebafa64de46142", kill_on_drop: false }`
[INFO] [stderr]    Compiling caseconv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/lib.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn components_iter(self, &'a str) -> T;
[INFO] [stdout]   |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a str`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/lib.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn components_iter(self, &'a str) -> T;
[INFO] [stdout]   |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a str`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "506ab201b9f620f12e03ef9d3c8c07f4dc2594207bc929cafcebafa64de46142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506ab201b9f620f12e03ef9d3c8c07f4dc2594207bc929cafcebafa64de46142", kill_on_drop: false }`
[INFO] [stdout] 506ab201b9f620f12e03ef9d3c8c07f4dc2594207bc929cafcebafa64de46142
[INFO] running `Command { std: "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" "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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84bba9d114ecafe218559ba292bc4fbf7accf5635449a08ed5a1d1b98fb90d98
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84bba9d114ecafe218559ba292bc4fbf7accf5635449a08ed5a1d1b98fb90d98", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout] running 12 tests
[INFO] [stderr]  --> src/lib.rs:5:30
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn components_iter(self, &'a str) -> T;
[INFO] [stderr]   |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `caseconv` (lib) generated 1 warning
[INFO] [stderr] warning: `caseconv` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/caseconv-b7fc992b7aee5f59)
[INFO] [stdout] test tests::simple_camel_case_converts_snake ... ok
[INFO] [stdout] test tests::simple_camel_case_defined_correctly ... ok
[INFO] [stdout] test tests::simple_kebab_case_defined_correctly ... ok
[INFO] [stdout] test tests::simple_snake_case_converts_camel ... ok
[INFO] [stdout] test tests::simple_snake_case_converts_kebab ... ok
[INFO] [stdout] test tests::simple_camel_case_converts_self ... ok
[INFO] [stdout] test tests::simple_kebab_case_converts_snake ... ok
[INFO] [stdout] test tests::simple_kebab_case_converts_camel ... ok
[INFO] [stdout] test dynamic::tests::dynamic_camel_to_kebab ... ok
[INFO] [stdout] test tests::simple_snake_case_defined_correctly ... ok
[INFO] [stdout] test tests::simple_camel_case_converts_kebab ... ok
[INFO] [stdout] test tests::simple_camel_case_counted_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests caseconv
[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] running `Command { std: "docker" "inspect" "84bba9d114ecafe218559ba292bc4fbf7accf5635449a08ed5a1d1b98fb90d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84bba9d114ecafe218559ba292bc4fbf7accf5635449a08ed5a1d1b98fb90d98", kill_on_drop: false }`
[INFO] [stdout] 84bba9d114ecafe218559ba292bc4fbf7accf5635449a08ed5a1d1b98fb90d98