[INFO] crate jsonrpc-core-client 12.1.0 is already in cache
[INFO] extracting crate jsonrpc-core-client 12.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/jsonrpc-core-client/12.1.0
[INFO] extracting crate jsonrpc-core-client 12.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonrpc-core-client/12.1.0
[INFO] validating manifest of jsonrpc-core-client-12.1.0 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 jsonrpc-core-client-12.1.0 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 jsonrpc-core-client-12.1.0
[INFO] finished frobbing jsonrpc-core-client-12.1.0
[INFO] frobbed toml for jsonrpc-core-client-12.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/jsonrpc-core-client/12.1.0/Cargo.toml
[INFO] started frobbing jsonrpc-core-client-12.1.0
[INFO] finished frobbing jsonrpc-core-client-12.1.0
[INFO] frobbed toml for jsonrpc-core-client-12.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonrpc-core-client/12.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[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 jsonrpc-core-client-12.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/jsonrpc-core-client/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 895b1625b94d2e14c68b816388e899b58a3e6d50c7ce559a47983c906d2afd3d
[INFO] running `"docker" "start" "-a" "895b1625b94d2e14c68b816388e899b58a3e6d50c7ce559a47983c906d2afd3d"`
[INFO] [stderr]    Compiling jsonrpc-client-transports v12.2.1
[INFO] [stderr]    Compiling jsonrpc-core-client v12.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `"docker" "inspect" "895b1625b94d2e14c68b816388e899b58a3e6d50c7ce559a47983c906d2afd3d"`
[INFO] running `"docker" "rm" "-f" "895b1625b94d2e14c68b816388e899b58a3e6d50c7ce559a47983c906d2afd3d"`
[INFO] [stdout] 895b1625b94d2e14c68b816388e899b58a3e6d50c7ce559a47983c906d2afd3d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/jsonrpc-core-client/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fb3bdb3c3213d427d8a2c717bab3a321075c15445fc416bec70ece2bf2dc7f35
[INFO] running `"docker" "start" "-a" "fb3bdb3c3213d427d8a2c717bab3a321075c15445fc416bec70ece2bf2dc7f35"`
[INFO] [stderr]    Compiling jsonrpc-core-client v12.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "fb3bdb3c3213d427d8a2c717bab3a321075c15445fc416bec70ece2bf2dc7f35"`
[INFO] running `"docker" "rm" "-f" "fb3bdb3c3213d427d8a2c717bab3a321075c15445fc416bec70ece2bf2dc7f35"`
[INFO] [stdout] fb3bdb3c3213d427d8a2c717bab3a321075c15445fc416bec70ece2bf2dc7f35
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/jsonrpc-core-client/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 60fc594059397ea7e23c7c8a4339bf830f2b7623f24772154c3238db4d8d4273
[INFO] running `"docker" "start" "-a" "60fc594059397ea7e23c7c8a4339bf830f2b7623f24772154c3238db4d8d4273"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jsonrpc_core_client-ee88fb3d0b214771
[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-core-client
[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" "60fc594059397ea7e23c7c8a4339bf830f2b7623f24772154c3238db4d8d4273"`
[INFO] running `"docker" "rm" "-f" "60fc594059397ea7e23c7c8a4339bf830f2b7623f24772154c3238db4d8d4273"`
[INFO] [stdout] 60fc594059397ea7e23c7c8a4339bf830f2b7623f24772154c3238db4d8d4273