[INFO] fetching crate wascap-guest 0.0.3...
[INFO] extracting crate wascap-guest 0.0.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/wascap-guest/0.0.3
[INFO] extracting crate wascap-guest 0.0.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/wascap-guest/0.0.3
[INFO] validating manifest of wascap-guest-0.0.3 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 wascap-guest-0.0.3 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 wascap-guest-0.0.3
[INFO] finished frobbing wascap-guest-0.0.3
[INFO] frobbed toml for wascap-guest-0.0.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/wascap-guest/0.0.3/Cargo.toml
[INFO] started frobbing wascap-guest-0.0.3
[INFO] finished frobbing wascap-guest-0.0.3
[INFO] frobbed toml for wascap-guest-0.0.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/wascap-guest/0.0.3/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wascap-guest-0.0.3 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/wascap-guest/0.0.3:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d16ba02f537d619236a9ede05b5221e0a42fa3e03017e87ad0f76fb2b5bfcf27
[INFO] running `"docker" "start" "-a" "d16ba02f537d619236a9ede05b5221e0a42fa3e03017e87ad0f76fb2b5bfcf27"`
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]    Compiling wascap-codec v0.0.2
[INFO] [stderr]    Compiling wascap-guest v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SetResponse`
[INFO] [stderr]   --> src/kv.rs:26:68
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ListRangeRequest, ListRangeResponse, ListResponse, SetRequest, SetResponse,
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new`
[INFO] [stderr]   --> src/errors.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub(crate) fn new(kind: ErrorKind) -> Error {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.74s
[INFO] running `"docker" "inspect" "d16ba02f537d619236a9ede05b5221e0a42fa3e03017e87ad0f76fb2b5bfcf27"`
[INFO] running `"docker" "rm" "-f" "d16ba02f537d619236a9ede05b5221e0a42fa3e03017e87ad0f76fb2b5bfcf27"`
[INFO] [stdout] d16ba02f537d619236a9ede05b5221e0a42fa3e03017e87ad0f76fb2b5bfcf27
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/wascap-guest/0.0.3:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ebf33e7f78eef094884a33577bcfc89fc612126d068f2440f61d2998da159330
[INFO] running `"docker" "start" "-a" "ebf33e7f78eef094884a33577bcfc89fc612126d068f2440f61d2998da159330"`
[INFO] [stderr]    Compiling wascap-guest v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SetResponse`
[INFO] [stderr]   --> src/kv.rs:26:68
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ListRangeRequest, ListRangeResponse, ListResponse, SetRequest, SetResponse,
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new`
[INFO] [stderr]   --> src/errors.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub(crate) fn new(kind: ErrorKind) -> Error {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "ebf33e7f78eef094884a33577bcfc89fc612126d068f2440f61d2998da159330"`
[INFO] running `"docker" "rm" "-f" "ebf33e7f78eef094884a33577bcfc89fc612126d068f2440f61d2998da159330"`
[INFO] [stdout] ebf33e7f78eef094884a33577bcfc89fc612126d068f2440f61d2998da159330
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/wascap-guest/0.0.3:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 59de7a74a284546dd062cd7f98ea7367a657a81f4b2a9c89518099f8b818d5a4
[INFO] running `"docker" "start" "-a" "59de7a74a284546dd062cd7f98ea7367a657a81f4b2a9c89518099f8b818d5a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wascap_guest-c1f5874b38ae5795
[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 wascap-guest
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 24) ... 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" "59de7a74a284546dd062cd7f98ea7367a657a81f4b2a9c89518099f8b818d5a4"`
[INFO] running `"docker" "rm" "-f" "59de7a74a284546dd062cd7f98ea7367a657a81f4b2a9c89518099f8b818d5a4"`
[INFO] [stdout] 59de7a74a284546dd062cd7f98ea7367a657a81f4b2a9c89518099f8b818d5a4