[INFO] crate cryogen_plugin_json 0.1.0 is already in cache
[INFO] extracting crate cryogen_plugin_json 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/cryogen_plugin_json/0.1.0
[INFO] extracting crate cryogen_plugin_json 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryogen_plugin_json/0.1.0
[INFO] validating manifest of cryogen_plugin_json-0.1.0 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 cryogen_plugin_json-0.1.0 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 cryogen_plugin_json-0.1.0
[INFO] removed path dependency cryogen_prelude from cryogen_plugin_json-0.1.0
[INFO] finished frobbing cryogen_plugin_json-0.1.0
[INFO] frobbed toml for cryogen_plugin_json-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cryogen_plugin_json/0.1.0/Cargo.toml
[INFO] started frobbing cryogen_plugin_json-0.1.0
[INFO] removed path dependency cryogen_prelude from cryogen_plugin_json-0.1.0
[INFO] finished frobbing cryogen_plugin_json-0.1.0
[INFO] frobbed toml for cryogen_plugin_json-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryogen_plugin_json/0.1.0/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] 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] [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 cryogen_plugin_json-0.1.0 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-7/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/cryogen_plugin_json/0.1.0:/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] 6e703f8ae011e3c8809a3496627129b0ae2be3fed6c1a153305edcdd02ce2eff
[INFO] running `"docker" "start" "-a" "6e703f8ae011e3c8809a3496627129b0ae2be3fed6c1a153305edcdd02ce2eff"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling pest v0.4.1
[INFO] [stderr]    Compiling clap v2.20.5
[INFO] [stderr]    Compiling tera v0.8.1
[INFO] [stderr]    Compiling cryogen_prelude v0.1.0
[INFO] [stderr]    Compiling cryogen_plugin_json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.77s
[INFO] running `"docker" "inspect" "6e703f8ae011e3c8809a3496627129b0ae2be3fed6c1a153305edcdd02ce2eff"`
[INFO] running `"docker" "rm" "-f" "6e703f8ae011e3c8809a3496627129b0ae2be3fed6c1a153305edcdd02ce2eff"`
[INFO] [stdout] 6e703f8ae011e3c8809a3496627129b0ae2be3fed6c1a153305edcdd02ce2eff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/cryogen_plugin_json/0.1.0:/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] f43de68f22e7d9bd31ceaac7226cf44fcd91a479e3ac38df4c1f513f5b00efc4
[INFO] running `"docker" "start" "-a" "f43de68f22e7d9bd31ceaac7226cf44fcd91a479e3ac38df4c1f513f5b00efc4"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling cryogen_plugin_json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "f43de68f22e7d9bd31ceaac7226cf44fcd91a479e3ac38df4c1f513f5b00efc4"`
[INFO] running `"docker" "rm" "-f" "f43de68f22e7d9bd31ceaac7226cf44fcd91a479e3ac38df4c1f513f5b00efc4"`
[INFO] [stdout] f43de68f22e7d9bd31ceaac7226cf44fcd91a479e3ac38df4c1f513f5b00efc4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/cryogen_plugin_json/0.1.0:/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] 086de91bff2b2c4afe4a8151001864b5a7cbd0cdc42f29428faa25e452b39e67
[INFO] running `"docker" "start" "-a" "086de91bff2b2c4afe4a8151001864b5a7cbd0cdc42f29428faa25e452b39e67"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cryogen_plugin_json-60fe0ef798df3a3d
[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 cryogen_plugin_json
[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" "086de91bff2b2c4afe4a8151001864b5a7cbd0cdc42f29428faa25e452b39e67"`
[INFO] running `"docker" "rm" "-f" "086de91bff2b2c4afe4a8151001864b5a7cbd0cdc42f29428faa25e452b39e67"`
[INFO] [stdout] 086de91bff2b2c4afe4a8151001864b5a7cbd0cdc42f29428faa25e452b39e67