[INFO] crate prost-build 0.5.0 is already in cache
[INFO] extracting crate prost-build 0.5.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/prost-build/0.5.0
[INFO] extracting crate prost-build 0.5.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/prost-build/0.5.0
[INFO] validating manifest of prost-build-0.5.0 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-build-0.5.0 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-build-0.5.0
[INFO] finished frobbing prost-build-0.5.0
[INFO] frobbed toml for prost-build-0.5.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/prost-build/0.5.0/Cargo.toml
[INFO] started frobbing prost-build-0.5.0
[INFO] finished frobbing prost-build-0.5.0
[INFO] frobbed toml for prost-build-0.5.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/prost-build/0.5.0/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-build-0.5.0 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-6/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-build/0.5.0:/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] 9e2bf3d05b73c51a3c632cb61a8f47d8db79008aaa67bc4aac6ac445c7346e26
[INFO] running `"docker" "start" "-a" "9e2bf3d05b73c51a3c632cb61a8f47d8db79008aaa67bc4aac6ac445c7346e26"`
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `"docker" "inspect" "9e2bf3d05b73c51a3c632cb61a8f47d8db79008aaa67bc4aac6ac445c7346e26"`
[INFO] running `"docker" "rm" "-f" "9e2bf3d05b73c51a3c632cb61a8f47d8db79008aaa67bc4aac6ac445c7346e26"`
[INFO] [stdout] 9e2bf3d05b73c51a3c632cb61a8f47d8db79008aaa67bc4aac6ac445c7346e26
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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-build/0.5.0:/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] 86c991f95644474a564d47a6c65bec2ae4e9358b1c835b8e9974130a0132113f
[INFO] running `"docker" "start" "-a" "86c991f95644474a564d47a6c65bec2ae4e9358b1c835b8e9974130a0132113f"`
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling prost-build v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.20s
[INFO] running `"docker" "inspect" "86c991f95644474a564d47a6c65bec2ae4e9358b1c835b8e9974130a0132113f"`
[INFO] running `"docker" "rm" "-f" "86c991f95644474a564d47a6c65bec2ae4e9358b1c835b8e9974130a0132113f"`
[INFO] [stdout] 86c991f95644474a564d47a6c65bec2ae4e9358b1c835b8e9974130a0132113f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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-build/0.5.0:/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] 0bd6362cc4c9cf7f4058d67480c10309fcee6905fc268e215f643675acc99ec8
[INFO] running `"docker" "start" "-a" "0bd6362cc4c9cf7f4058d67480c10309fcee6905fc268e215f643675acc99ec8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prost_build-1a89858c18dd936b
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test code_generator::tests::test_unescape_c_escape_string ... ok
[INFO] [stdout] test code_generator::tests::test_strip_enum_prefix ... ok
[INFO] [stdout] test ident::tests::test_match_ident ... ok
[INFO] [stdout] test extern_paths::tests::test_well_known_types ... ok
[INFO] [stdout] test extern_paths::tests::test_extern_paths ... ok
[INFO] [stdout] test ident::tests::test_to_upper_camel ... ok
[INFO] [stdout] test ident::tests::test_to_snake ... ok
[INFO] [stdout] test tests::smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prost-build
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs -  (line 61) ... ignored
[INFO] [stdout] test src/lib.rs - Config::extern_path (line 365) ... ignored
[INFO] [stdout] test src/lib.rs - Config::extern_path (line 400) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 52) ... ok
[INFO] [stdout] test src/lib.rs - compile_protos (line 624) ... ok
[INFO] [stdout] test src/lib.rs - Config::compile_protos (line 484) ... ok
[INFO] [stdout] test src/lib.rs - Config::extern_path (line 428) ... ok
[INFO] [stdout] test src/lib.rs - Config::field_attribute (line 262) ... ok
[INFO] [stdout] test src/lib.rs - Config::btree_map (line 205) ... ok
[INFO] [stdout] test src/lib.rs - Config::type_attribute (line 297) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0bd6362cc4c9cf7f4058d67480c10309fcee6905fc268e215f643675acc99ec8"`
[INFO] running `"docker" "rm" "-f" "0bd6362cc4c9cf7f4058d67480c10309fcee6905fc268e215f643675acc99ec8"`
[INFO] [stdout] 0bd6362cc4c9cf7f4058d67480c10309fcee6905fc268e215f643675acc99ec8