[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-1.38-1/sources/1.37.0/reg/serde_with_macros/1.0.1
[INFO] extracting crate serde_with_macros 1.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_with_macros/1.0.1
[INFO] validating manifest of serde_with_macros-1.0.1 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_with_macros-1.0.1 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_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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/serde_with_macros/1.0.1/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_with_macros-1.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 978c7ee0d911a8c913aaaf0697f79462db74a7229440fa3f32a70614a94004f7
[INFO] running `"docker" "start" "-a" "978c7ee0d911a8c913aaaf0697f79462db74a7229440fa3f32a70614a94004f7"`
[INFO] [stderr]    Compiling serde_with_macros v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `"docker" "inspect" "978c7ee0d911a8c913aaaf0697f79462db74a7229440fa3f32a70614a94004f7"`
[INFO] running `"docker" "rm" "-f" "978c7ee0d911a8c913aaaf0697f79462db74a7229440fa3f32a70614a94004f7"`
[INFO] [stdout] 978c7ee0d911a8c913aaaf0697f79462db74a7229440fa3f32a70614a94004f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 403c86f5009f2d3d6941d11cc5ebd81bbff35b990881d4d69cdc469bf0ed95ad
[INFO] running `"docker" "start" "-a" "403c86f5009f2d3d6941d11cc5ebd81bbff35b990881d4d69cdc469bf0ed95ad"`
[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 9.09s
[INFO] running `"docker" "inspect" "403c86f5009f2d3d6941d11cc5ebd81bbff35b990881d4d69cdc469bf0ed95ad"`
[INFO] running `"docker" "rm" "-f" "403c86f5009f2d3d6941d11cc5ebd81bbff35b990881d4d69cdc469bf0ed95ad"`
[INFO] [stdout] 403c86f5009f2d3d6941d11cc5ebd81bbff35b990881d4d69cdc469bf0ed95ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d2edc3059569a7a61e2f0e4b61969174dae7af4d27431d4850d21f57df44f0e3
[INFO] running `"docker" "start" "-a" "d2edc3059569a7a61e2f0e4b61969174dae7af4d27431d4850d21f57df44f0e3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_with_macros-f4d4752116c0c80a
[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]      Running /opt/crater/target/debug/deps/skip_serializing_null-39fda70736a82ce5
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_fully_qualified ... ok
[INFO] [stdout] test test_existing_annotation ... ok
[INFO] [stdout] test test_basic ... ok
[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] [stderr]      Running /opt/crater/target/debug/deps/version_numbers-813c79d56a315b58
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stderr]    Doc-tests serde_with_macros
[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 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" "d2edc3059569a7a61e2f0e4b61969174dae7af4d27431d4850d21f57df44f0e3"`
[INFO] running `"docker" "rm" "-f" "d2edc3059569a7a61e2f0e4b61969174dae7af4d27431d4850d21f57df44f0e3"`
[INFO] [stdout] d2edc3059569a7a61e2f0e4b61969174dae7af4d27431d4850d21f57df44f0e3