[INFO] updating cached repository CamJN/jsonqrst
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CamJN/jsonqrst
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CamJN/jsonqrst" "work/ex/beta-1.38-1/sources/1.37.0/gh/CamJN/jsonqrst"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/CamJN/jsonqrst'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CamJN/jsonqrst" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CamJN/jsonqrst"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CamJN/jsonqrst'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed5e92701a1cf084896e583da3217d06a413c3a6
[INFO] sha for GitHub repo CamJN/jsonqrst: ed5e92701a1cf084896e583da3217d06a413c3a6
[INFO] validating manifest of CamJN/jsonqrst 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 CamJN/jsonqrst 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 CamJN/jsonqrst
[INFO] finished frobbing CamJN/jsonqrst
[INFO] frobbed toml for CamJN/jsonqrst written to work/ex/beta-1.38-1/sources/1.37.0/gh/CamJN/jsonqrst/Cargo.toml
[INFO] started frobbing CamJN/jsonqrst
[INFO] finished frobbing CamJN/jsonqrst
[INFO] frobbed toml for CamJN/jsonqrst written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CamJN/jsonqrst/Cargo.toml
[INFO] crate CamJN/jsonqrst already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing CamJN/jsonqrst against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CamJN/jsonqrst:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c35562233a28bbfb146e5503b0a2483d9ab17a5e5cc1083b57279353ce4b3f48
[INFO] running `"docker" "start" "-a" "c35562233a28bbfb146e5503b0a2483d9ab17a5e5cc1083b57279353ce4b3f48"`
[INFO] [stderr]    Compiling serde v1.0.10
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling nom v3.1.0
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling jsonqrst v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.84s
[INFO] running `"docker" "inspect" "c35562233a28bbfb146e5503b0a2483d9ab17a5e5cc1083b57279353ce4b3f48"`
[INFO] running `"docker" "rm" "-f" "c35562233a28bbfb146e5503b0a2483d9ab17a5e5cc1083b57279353ce4b3f48"`
[INFO] [stdout] c35562233a28bbfb146e5503b0a2483d9ab17a5e5cc1083b57279353ce4b3f48
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CamJN/jsonqrst:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5cd591dee09aad4e8165ffa35f8455cf6890df6ebd2179dd9f55c87fa97de869
[INFO] running `"docker" "start" "-a" "5cd591dee09aad4e8165ffa35f8455cf6890df6ebd2179dd9f55c87fa97de869"`
[INFO] [stderr]    Compiling jsonqrst v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no method named `unwrap` found for type `serde_json::Value` in the current scope
[INFO] [stderr]    --> src/main.rs:143:73
[INFO] [stderr]     |
[INFO] [stderr] 143 |         assert_eq!(json!("+44 1234567"), apply_query(data1, "phones.0").unwrap());
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `unwrap` found for type `serde_json::Value` in the current scope
[INFO] [stderr]    --> src/main.rs:144:66
[INFO] [stderr]     |
[INFO] [stderr] 144 |         assert_eq!(json!("John Doe"), apply_query(data2, "name").unwrap());
[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 `jsonqrst`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5cd591dee09aad4e8165ffa35f8455cf6890df6ebd2179dd9f55c87fa97de869"`
[INFO] running `"docker" "rm" "-f" "5cd591dee09aad4e8165ffa35f8455cf6890df6ebd2179dd9f55c87fa97de869"`
[INFO] [stdout] 5cd591dee09aad4e8165ffa35f8455cf6890df6ebd2179dd9f55c87fa97de869