[INFO] crate serde_struct_wrapper 0.3.2 is already in cache
[INFO] extracting crate serde_struct_wrapper 0.3.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/serde_struct_wrapper/0.3.2
[INFO] extracting crate serde_struct_wrapper 0.3.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_struct_wrapper/0.3.2
[INFO] validating manifest of serde_struct_wrapper-0.3.2 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 serde_struct_wrapper-0.3.2 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 serde_struct_wrapper-0.3.2
[INFO] finished frobbing serde_struct_wrapper-0.3.2
[INFO] frobbed toml for serde_struct_wrapper-0.3.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serde_struct_wrapper/0.3.2/Cargo.toml
[INFO] started frobbing serde_struct_wrapper-0.3.2
[INFO] finished frobbing serde_struct_wrapper-0.3.2
[INFO] frobbed toml for serde_struct_wrapper-0.3.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_struct_wrapper/0.3.2/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] 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 serde_struct_wrapper-0.3.2 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_struct_wrapper/0.3.2:/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] 96b0af11d70b4efd3a69386fdd85f260f83714d9e4f12816c3fe811ca1bce4af
[INFO] running `"docker" "start" "-a" "96b0af11d70b4efd3a69386fdd85f260f83714d9e4f12816c3fe811ca1bce4af"`
[INFO] [stderr]    Compiling serde_struct_wrapper v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "96b0af11d70b4efd3a69386fdd85f260f83714d9e4f12816c3fe811ca1bce4af"`
[INFO] running `"docker" "rm" "-f" "96b0af11d70b4efd3a69386fdd85f260f83714d9e4f12816c3fe811ca1bce4af"`
[INFO] [stdout] 96b0af11d70b4efd3a69386fdd85f260f83714d9e4f12816c3fe811ca1bce4af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_struct_wrapper/0.3.2:/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] 12eb2d471a62fb5175a4ad19408309599cb6d23509c129b8c96aa88ff593dab0
[INFO] running `"docker" "start" "-a" "12eb2d471a62fb5175a4ad19408309599cb6d23509c129b8c96aa88ff593dab0"`
[INFO] [stderr]    Compiling serde_struct_wrapper v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/test_ser.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | serialize_with_root!("point": Point);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/test_ser_de.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | serde_with_root!("point": Point);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `"docker" "inspect" "12eb2d471a62fb5175a4ad19408309599cb6d23509c129b8c96aa88ff593dab0"`
[INFO] running `"docker" "rm" "-f" "12eb2d471a62fb5175a4ad19408309599cb6d23509c129b8c96aa88ff593dab0"`
[INFO] [stdout] 12eb2d471a62fb5175a4ad19408309599cb6d23509c129b8c96aa88ff593dab0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_struct_wrapper/0.3.2:/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"`
[INFO] [stdout] d41815f23347c4085bf65f66c65c880065d51c90df83a71bfea01686839e2948
[INFO] running `"docker" "start" "-a" "d41815f23347c4085bf65f66c65c880065d51c90df83a71bfea01686839e2948"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_struct_wrapper-66ccfdc048a723a8
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_de-4d6b108bd56dd8d5
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test deserializer_throws_error_on_duplicate_root ... ok
[INFO] [stdout] test deserializer_throws_error_on_missing_root ... ok
[INFO] [stdout] test deserializes_struct_with_root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_ser-284c1d7e3571541c
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_ser_de-2008cf089d5a0e65
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests serde_struct_wrapper
[INFO] [stdout] test serializes_struct_with_root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test serializes_and_deserializes_struct_with_root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 26) ... ok
[INFO] [stdout] test src/lib.rs - serialize_with_root (line 176) ... ok
[INFO] [stdout] test src/lib.rs - deserialize_with_root (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d41815f23347c4085bf65f66c65c880065d51c90df83a71bfea01686839e2948"`
[INFO] running `"docker" "rm" "-f" "d41815f23347c4085bf65f66c65c880065d51c90df83a71bfea01686839e2948"`
[INFO] [stdout] d41815f23347c4085bf65f66c65c880065d51c90df83a71bfea01686839e2948