[INFO] crate serializers 0.2.3 is already in cache
[INFO] extracting crate serializers 0.2.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/serializers/0.2.3
[INFO] extracting crate serializers 0.2.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serializers/0.2.3
[INFO] validating manifest of serializers-0.2.3 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 serializers-0.2.3 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 serializers-0.2.3
[INFO] finished frobbing serializers-0.2.3
[INFO] frobbed toml for serializers-0.2.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serializers/0.2.3/Cargo.toml
[INFO] started frobbing serializers-0.2.3
[INFO] finished frobbing serializers-0.2.3
[INFO] frobbed toml for serializers-0.2.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serializers/0.2.3/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 serializers-0.2.3 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serializers/0.2.3:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2b8369b8a8f76e8283d153f88a4ea86db8b281cb804098e4f5705f76d5e4d0ee
[INFO] running `"docker" "start" "-a" "2b8369b8a8f76e8283d153f88a4ea86db8b281cb804098e4f5705f76d5e4d0ee"`
[INFO] [stderr]    Compiling serializers v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "2b8369b8a8f76e8283d153f88a4ea86db8b281cb804098e4f5705f76d5e4d0ee"`
[INFO] running `"docker" "rm" "-f" "2b8369b8a8f76e8283d153f88a4ea86db8b281cb804098e4f5705f76d5e4d0ee"`
[INFO] [stdout] 2b8369b8a8f76e8283d153f88a4ea86db8b281cb804098e4f5705f76d5e4d0ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serializers/0.2.3:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] aa0218073d8de489c4e5acd4d14be29bd5f3eefacfa48a0a0d51802530e70a75
[INFO] running `"docker" "start" "-a" "aa0218073d8de489c4e5acd4d14be29bd5f3eefacfa48a0a0d51802530e70a75"`
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stderr]    Compiling serializers v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `"docker" "inspect" "aa0218073d8de489c4e5acd4d14be29bd5f3eefacfa48a0a0d51802530e70a75"`
[INFO] running `"docker" "rm" "-f" "aa0218073d8de489c4e5acd4d14be29bd5f3eefacfa48a0a0d51802530e70a75"`
[INFO] [stdout] aa0218073d8de489c4e5acd4d14be29bd5f3eefacfa48a0a0d51802530e70a75
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serializers/0.2.3:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 07e6b741c8b7ce4b9f243fdbe42bfdc404a3b838aae5ddb4e53eb359132ca004
[INFO] running `"docker" "start" "-a" "07e6b741c8b7ce4b9f243fdbe42bfdc404a3b838aae5ddb4e53eb359132ca004"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serializers-122128eb14cdee91
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::generated_associated_function ... ok
[INFO] [stdout] test tests::test_private ... ok
[INFO] [stdout] test tests::test_pub ... ok
[INFO] [stdout] test tests::test_private_attrs ... ok
[INFO] [stdout] test tests::test_pub_crate ... ok
[INFO] [stdout] test tests::test_pub_attrs ... ok
[INFO] [stdout] test tests::test_pub_crate_attrs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/version_numbers-ee18845d39c556c6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serializers
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 119) ... ok
[INFO] [stdout] test src/macros.rs - serializer (line 17) ... ok
[INFO] [stdout] test src/lib.rs -  (line 13) ... 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" "07e6b741c8b7ce4b9f243fdbe42bfdc404a3b838aae5ddb4e53eb359132ca004"`
[INFO] running `"docker" "rm" "-f" "07e6b741c8b7ce4b9f243fdbe42bfdc404a3b838aae5ddb4e53eb359132ca004"`
[INFO] [stdout] 07e6b741c8b7ce4b9f243fdbe42bfdc404a3b838aae5ddb4e53eb359132ca004