[INFO] crate serde_with_macros 1.0.1 is already in cache
[INFO] extracting crate serde_with_macros 1.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/serde_with_macros/1.0.1
[INFO] extracting crate serde_with_macros 1.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_with_macros/1.0.1
[INFO] validating manifest of serde_with_macros-1.0.1 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 serde_with_macros-1.0.1 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 serde_with_macros-1.0.1
[INFO] finished frobbing serde_with_macros-1.0.1
[INFO] frobbed toml for serde_with_macros-1.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serde_with_macros/1.0.1/Cargo.toml
[INFO] started frobbing serde_with_macros-1.0.1
[INFO] finished frobbing serde_with_macros-1.0.1
[INFO] frobbed toml for serde_with_macros-1.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_with_macros/1.0.1/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 serde_with_macros-1.0.1 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/serde_with_macros/1.0.1:/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] f36d9dd39d7f25d0f2a7e7d49c7e05bbd723e572000281308c306d0cf96f37bf
[INFO] running `"docker" "start" "-a" "f36d9dd39d7f25d0f2a7e7d49c7e05bbd723e572000281308c306d0cf96f37bf"`
[INFO] [stderr]    Compiling serde_with_macros v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `"docker" "inspect" "f36d9dd39d7f25d0f2a7e7d49c7e05bbd723e572000281308c306d0cf96f37bf"`
[INFO] running `"docker" "rm" "-f" "f36d9dd39d7f25d0f2a7e7d49c7e05bbd723e572000281308c306d0cf96f37bf"`
[INFO] [stdout] f36d9dd39d7f25d0f2a7e7d49c7e05bbd723e572000281308c306d0cf96f37bf
[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/serde_with_macros/1.0.1:/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] 3e57832f5e9c72e7f63e7a6814c41e8df6e35be37cde9513b6dae871ebb4b4d4
[INFO] running `"docker" "start" "-a" "3e57832f5e9c72e7f63e7a6814c41e8df6e35be37cde9513b6dae871ebb4b4d4"`
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling version-sync v0.7.0
[INFO] [stderr]    Compiling serde_with_macros v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.07s
[INFO] running `"docker" "inspect" "3e57832f5e9c72e7f63e7a6814c41e8df6e35be37cde9513b6dae871ebb4b4d4"`
[INFO] running `"docker" "rm" "-f" "3e57832f5e9c72e7f63e7a6814c41e8df6e35be37cde9513b6dae871ebb4b4d4"`
[INFO] [stdout] 3e57832f5e9c72e7f63e7a6814c41e8df6e35be37cde9513b6dae871ebb4b4d4
[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/serde_with_macros/1.0.1:/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] 9398fcd5eda82b5e404a45a116d5f3ec655c1b179c5f0cea824614e5f556393b
[INFO] running `"docker" "start" "-a" "9398fcd5eda82b5e404a45a116d5f3ec655c1b179c5f0cea824614e5f556393b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_with_macros-328a1400d2e42f55
[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 6 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/skip_serializing_null-856595cea0d4bd95
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_fully_qualified ... ok
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_existing_annotation ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/version_numbers-69780c527d5a6786
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_serialize_always ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_with_macros
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 92) ... ignored
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 110) ... ok
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 43) ... ok
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9398fcd5eda82b5e404a45a116d5f3ec655c1b179c5f0cea824614e5f556393b"`
[INFO] running `"docker" "rm" "-f" "9398fcd5eda82b5e404a45a116d5f3ec655c1b179c5f0cea824614e5f556393b"`
[INFO] [stdout] 9398fcd5eda82b5e404a45a116d5f3ec655c1b179c5f0cea824614e5f556393b