[INFO] fetching crate jsonrpc-stdio-server 12.1.0...
[INFO] extracting crate jsonrpc-stdio-server 12.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/jsonrpc-stdio-server/12.1.0
[INFO] extracting crate jsonrpc-stdio-server 12.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jsonrpc-stdio-server/12.1.0
[INFO] validating manifest of jsonrpc-stdio-server-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-stdio-server-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-stdio-server-12.1.0
[INFO] finished frobbing jsonrpc-stdio-server-12.1.0
[INFO] frobbed toml for jsonrpc-stdio-server-12.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/jsonrpc-stdio-server/12.1.0/Cargo.toml
[INFO] started frobbing jsonrpc-stdio-server-12.1.0
[INFO] finished frobbing jsonrpc-stdio-server-12.1.0
[INFO] frobbed toml for jsonrpc-stdio-server-12.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jsonrpc-stdio-server/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] 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 jsonrpc-stdio-server-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-4/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-stdio-server/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] 42dfc70d0effec094814789b204cdb1e222b5e5f80048ed5d87b7a9ea365a2ac
[INFO] running `"docker" "start" "-a" "42dfc70d0effec094814789b204cdb1e222b5e5f80048ed5d87b7a9ea365a2ac"`
[INFO] [stderr]    Compiling tokio-stdin-stdout v0.1.5
[INFO] [stderr]    Compiling jsonrpc-core v12.2.0
[INFO] [stderr]    Compiling jsonrpc-stdio-server v12.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.77s
[INFO] running `"docker" "inspect" "42dfc70d0effec094814789b204cdb1e222b5e5f80048ed5d87b7a9ea365a2ac"`
[INFO] running `"docker" "rm" "-f" "42dfc70d0effec094814789b204cdb1e222b5e5f80048ed5d87b7a9ea365a2ac"`
[INFO] [stdout] 42dfc70d0effec094814789b204cdb1e222b5e5f80048ed5d87b7a9ea365a2ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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-stdio-server/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5c54fbfaa5ad59cbbd0feba2e00e0733a43d406642b25baf5d3a0acec595f376
[INFO] running `"docker" "start" "-a" "5c54fbfaa5ad59cbbd0feba2e00e0733a43d406642b25baf5d3a0acec595f376"`
[INFO] [stderr]    Compiling jsonrpc-stdio-server v12.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `"docker" "inspect" "5c54fbfaa5ad59cbbd0feba2e00e0733a43d406642b25baf5d3a0acec595f376"`
[INFO] running `"docker" "rm" "-f" "5c54fbfaa5ad59cbbd0feba2e00e0733a43d406642b25baf5d3a0acec595f376"`
[INFO] [stdout] 5c54fbfaa5ad59cbbd0feba2e00e0733a43d406642b25baf5d3a0acec595f376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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-stdio-server/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" "test" "--frozen"`
[INFO] [stdout] bdee69a6866f7a87962ed4b466f0bfc172754b3335f900a618b887927e57912e
[INFO] running `"docker" "start" "-a" "bdee69a6866f7a87962ed4b466f0bfc172754b3335f900a618b887927e57912e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jsonrpc_stdio_server-251a449b0cf4f1b9
[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 jsonrpc-stdio-server
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bdee69a6866f7a87962ed4b466f0bfc172754b3335f900a618b887927e57912e"`
[INFO] running `"docker" "rm" "-f" "bdee69a6866f7a87962ed4b466f0bfc172754b3335f900a618b887927e57912e"`
[INFO] [stdout] bdee69a6866f7a87962ed4b466f0bfc172754b3335f900a618b887927e57912e