[INFO] crate prost-codegen 0.1.0 is already in cache
[INFO] extracting crate prost-codegen 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/prost-codegen/0.1.0
[INFO] extracting crate prost-codegen 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/prost-codegen/0.1.0
[INFO] validating manifest of prost-codegen-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 prost-codegen-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 prost-codegen-0.1.0
[INFO] finished frobbing prost-codegen-0.1.0
[INFO] frobbed toml for prost-codegen-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/prost-codegen/0.1.0/Cargo.toml
[INFO] started frobbing prost-codegen-0.1.0
[INFO] finished frobbing prost-codegen-0.1.0
[INFO] frobbed toml for prost-codegen-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/prost-codegen/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing prost-codegen-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-2/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/prost-codegen/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] 658f91bc134ef2b978fd01070b22ebf69b9540d3b570a93b21162a5a181c40d1
[INFO] running `"docker" "start" "-a" "658f91bc134ef2b978fd01070b22ebf69b9540d3b570a93b21162a5a181c40d1"`
[INFO] [stderr]    Compiling multimap v0.3.0
[INFO] [stderr]    Compiling prost v0.1.0
[INFO] [stderr]    Compiling prost-derive v0.1.0
[INFO] [stderr]    Compiling prost-codegen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:62:44
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 service_generator: Option<&ServiceGenerator>) -> HashMap<Module, String> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ServiceGenerator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:92:45
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn generate(service_generator: &Option<&ServiceGenerator>,
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ServiceGenerator`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.33s
[INFO] running `"docker" "inspect" "658f91bc134ef2b978fd01070b22ebf69b9540d3b570a93b21162a5a181c40d1"`
[INFO] running `"docker" "rm" "-f" "658f91bc134ef2b978fd01070b22ebf69b9540d3b570a93b21162a5a181c40d1"`
[INFO] [stdout] 658f91bc134ef2b978fd01070b22ebf69b9540d3b570a93b21162a5a181c40d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/prost-codegen/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] c7d72476e66066805230b5d8e00511d2433c577e9b39dc2f86de6826a3f658b8
[INFO] running `"docker" "start" "-a" "c7d72476e66066805230b5d8e00511d2433c577e9b39dc2f86de6826a3f658b8"`
[INFO] [stderr]    Compiling prost-codegen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:62:44
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 service_generator: Option<&ServiceGenerator>) -> HashMap<Module, String> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ServiceGenerator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:92:45
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn generate(service_generator: &Option<&ServiceGenerator>,
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ServiceGenerator`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `"docker" "inspect" "c7d72476e66066805230b5d8e00511d2433c577e9b39dc2f86de6826a3f658b8"`
[INFO] running `"docker" "rm" "-f" "c7d72476e66066805230b5d8e00511d2433c577e9b39dc2f86de6826a3f658b8"`
[INFO] [stdout] c7d72476e66066805230b5d8e00511d2433c577e9b39dc2f86de6826a3f658b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/prost-codegen/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] 5383a6d3559e046b393db086ecf7dbcbbfbcdf5770c65ef021f96d731853c6cd
[INFO] running `"docker" "start" "-a" "5383a6d3559e046b393db086ecf7dbcbbfbcdf5770c65ef021f96d731853c6cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prost_codegen-38fa5004b75b6c97
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_snake_to_upper_camel ... ok
[INFO] [stdout] test tests::test_camel_to_snake ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/protoc_gen_prost-1ed85c1f50f52c16
[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 prost-codegen
[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" "5383a6d3559e046b393db086ecf7dbcbbfbcdf5770c65ef021f96d731853c6cd"`
[INFO] running `"docker" "rm" "-f" "5383a6d3559e046b393db086ecf7dbcbbfbcdf5770c65ef021f96d731853c6cd"`
[INFO] [stdout] 5383a6d3559e046b393db086ecf7dbcbbfbcdf5770c65ef021f96d731853c6cd