[INFO] crate rmp-rpc 0.3.0 is already in cache
[INFO] extracting crate rmp-rpc 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/rmp-rpc/0.3.0
[INFO] extracting crate rmp-rpc 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rmp-rpc/0.3.0
[INFO] validating manifest of rmp-rpc-0.3.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rmp-rpc-0.3.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rmp-rpc-0.3.0
[INFO] finished frobbing rmp-rpc-0.3.0
[INFO] frobbed toml for rmp-rpc-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rmp-rpc/0.3.0/Cargo.toml
[INFO] started frobbing rmp-rpc-0.3.0
[INFO] finished frobbing rmp-rpc-0.3.0
[INFO] frobbed toml for rmp-rpc-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rmp-rpc/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rmp-rpc-0.3.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rmp-rpc/0.3.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 9f4d0e76c4cfb7f46bba64302483e1b1e646641b24049e94607d12acb1bd66a4
[INFO] running `"docker" "start" "-a" "9f4d0e76c4cfb7f46bba64302483e1b1e646641b24049e94607d12acb1bd66a4"`
[INFO] [stderr]    Compiling rmpv v0.4.0
[INFO] [stderr]    Compiling rmp-rpc v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:44:61
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 if let Some(cause) = err.get_ref().unwrap().cause() {
[INFO] [stderr]    |                                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `"docker" "inspect" "9f4d0e76c4cfb7f46bba64302483e1b1e646641b24049e94607d12acb1bd66a4"`
[INFO] running `"docker" "rm" "-f" "9f4d0e76c4cfb7f46bba64302483e1b1e646641b24049e94607d12acb1bd66a4"`
[INFO] [stdout] 9f4d0e76c4cfb7f46bba64302483e1b1e646641b24049e94607d12acb1bd66a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rmp-rpc/0.3.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c4c492d237c7812680ec69eb5d5c47b3bc6e68eb5ccaa80965811f0f7270c373
[INFO] running `"docker" "start" "-a" "c4c492d237c7812680ec69eb5d5c47b3bc6e68eb5ccaa80965811f0f7270c373"`
[INFO] [stderr]    Compiling rmp-rpc v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:44:61
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 if let Some(cause) = err.get_ref().unwrap().cause() {
[INFO] [stderr]    |                                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `"docker" "inspect" "c4c492d237c7812680ec69eb5d5c47b3bc6e68eb5ccaa80965811f0f7270c373"`
[INFO] running `"docker" "rm" "-f" "c4c492d237c7812680ec69eb5d5c47b3bc6e68eb5ccaa80965811f0f7270c373"`
[INFO] [stdout] c4c492d237c7812680ec69eb5d5c47b3bc6e68eb5ccaa80965811f0f7270c373
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rmp-rpc/0.3.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 673c76c09e3f46d000cd8c789eee8f1ad0401d2ded228df257c6aa62039a53a1
[INFO] running `"docker" "start" "-a" "673c76c09e3f46d000cd8c789eee8f1ad0401d2ded228df257c6aa62039a53a1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rmp_rpc-83122d2883f072b6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test codec::decode ... ok
[INFO] [stdout] test message::test_decode_request ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rmp-rpc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/endpoint.rs - endpoint::Client::new (line 734) ... ok
[INFO] [stdout] test src/endpoint.rs - endpoint::Endpoint (line 614) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "673c76c09e3f46d000cd8c789eee8f1ad0401d2ded228df257c6aa62039a53a1"`
[INFO] running `"docker" "rm" "-f" "673c76c09e3f46d000cd8c789eee8f1ad0401d2ded228df257c6aa62039a53a1"`
[INFO] [stdout] 673c76c09e3f46d000cd8c789eee8f1ad0401d2ded228df257c6aa62039a53a1