[INFO] fetching crate jsonrpc-client-transports 12.1.0...
[INFO] extracting crate jsonrpc-client-transports 12.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/jsonrpc-client-transports/12.1.0
[INFO] extracting crate jsonrpc-client-transports 12.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jsonrpc-client-transports/12.1.0
[INFO] validating manifest of jsonrpc-client-transports-12.1.0 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 jsonrpc-client-transports-12.1.0 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 jsonrpc-client-transports-12.1.0
[INFO] finished frobbing jsonrpc-client-transports-12.1.0
[INFO] frobbed toml for jsonrpc-client-transports-12.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/jsonrpc-client-transports/12.1.0/Cargo.toml
[INFO] started frobbing jsonrpc-client-transports-12.1.0
[INFO] finished frobbing jsonrpc-client-transports-12.1.0
[INFO] frobbed toml for jsonrpc-client-transports-12.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jsonrpc-client-transports/12.1.0/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jsonrpc-client-transports-12.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jsonrpc-client-transports/12.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 264f798958b1000b73abdcd4ca6c211293d9604fc6b60f11f32e456f38e579ae
[INFO] running `"docker" "start" "-a" "264f798958b1000b73abdcd4ca6c211293d9604fc6b60f11f32e456f38e579ae"`
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling jsonrpc-core v12.2.0
[INFO] [stderr]    Compiling websocket v0.22.4
[INFO] [stderr]    Compiling jsonrpc-pubsub v12.2.0
[INFO] [stderr]    Compiling jsonrpc-client-transports v12.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no variant or associated item named `parse_output` found for type `jsonrpc_pubsub::types::SubscriptionId` in the current scope
[INFO] [stderr]   --> src/transports/mod.rs:76:32
[INFO] [stderr]    |
[INFO] [stderr] 76 |                     let sid = SubscriptionId::parse_output(&output);
[INFO] [stderr]    |                                               ^^^^^^^^^^^^ variant or associated item not found in `jsonrpc_pubsub::types::SubscriptionId`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `method` found for type `jsonrpc_core::types::response::Output` in the current scope
[INFO] [stderr]   --> src/transports/mod.rs:77:26
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     let method = output.method();
[INFO] [stderr]    |                                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `jsonrpc-client-transports`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "264f798958b1000b73abdcd4ca6c211293d9604fc6b60f11f32e456f38e579ae"`
[INFO] running `"docker" "rm" "-f" "264f798958b1000b73abdcd4ca6c211293d9604fc6b60f11f32e456f38e579ae"`
[INFO] [stdout] 264f798958b1000b73abdcd4ca6c211293d9604fc6b60f11f32e456f38e579ae