[INFO] crate serializable_enum 0.4.0 is already in cache
[INFO] extracting crate serializable_enum 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/serializable_enum/0.4.0
[INFO] extracting crate serializable_enum 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serializable_enum/0.4.0
[INFO] validating manifest of serializable_enum-0.4.0 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 serializable_enum-0.4.0 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 serializable_enum-0.4.0
[INFO] finished frobbing serializable_enum-0.4.0
[INFO] frobbed toml for serializable_enum-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serializable_enum/0.4.0/Cargo.toml
[INFO] started frobbing serializable_enum-0.4.0
[INFO] finished frobbing serializable_enum-0.4.0
[INFO] frobbed toml for serializable_enum-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serializable_enum/0.4.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serializable_enum-0.4.0 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-0/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/serializable_enum/0.4.0:/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] b456990768f4fcab97dfb251bdf9e8288dee6c7465b9e64b04aa5d44e69388d3
[INFO] running `"docker" "start" "-a" "b456990768f4fcab97dfb251bdf9e8288dee6c7465b9e64b04aa5d44e69388d3"`
[INFO] [stderr]    Compiling serializable_enum v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "b456990768f4fcab97dfb251bdf9e8288dee6c7465b9e64b04aa5d44e69388d3"`
[INFO] running `"docker" "rm" "-f" "b456990768f4fcab97dfb251bdf9e8288dee6c7465b9e64b04aa5d44e69388d3"`
[INFO] [stdout] b456990768f4fcab97dfb251bdf9e8288dee6c7465b9e64b04aa5d44e69388d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/serializable_enum/0.4.0:/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] dd832288a9d59239a881f6f403b4f395d43416c4a5e513ee048c5a81a6c370d3
[INFO] running `"docker" "start" "-a" "dd832288a9d59239a881f6f403b4f395d43416c4a5e513ee048c5a81a6c370d3"`
[INFO] [stderr]    Compiling serializable_enum v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "dd832288a9d59239a881f6f403b4f395d43416c4a5e513ee048c5a81a6c370d3"`
[INFO] running `"docker" "rm" "-f" "dd832288a9d59239a881f6f403b4f395d43416c4a5e513ee048c5a81a6c370d3"`
[INFO] [stdout] dd832288a9d59239a881f6f403b4f395d43416c4a5e513ee048c5a81a6c370d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/serializable_enum/0.4.0:/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] c7982196bbd16f66d561a2bd699b40291a11425461b9acf39324965776d41922
[INFO] running `"docker" "start" "-a" "c7982196bbd16f66d561a2bd699b40291a11425461b9acf39324965776d41922"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serializable_enum-b5b7dcac134e2c2e
[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/serializable_enum-7879880bf8363847
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_failing_deserialization_variant ... ok
[INFO] [stdout] test test_priv_serialization ... ok
[INFO] [stdout] test test_failing_deserialization_type ... ok
[INFO] [stdout] test test_pub_serialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serializable_enum
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - serializable_enum (line 47) ... ok
[INFO] [stdout] test src/lib.rs - serializable_enum (line 66) ... ok
[INFO] [stdout] test src/lib.rs - impl_as_ref_from_str (line 167) ... 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" "c7982196bbd16f66d561a2bd699b40291a11425461b9acf39324965776d41922"`
[INFO] running `"docker" "rm" "-f" "c7982196bbd16f66d561a2bd699b40291a11425461b9acf39324965776d41922"`
[INFO] [stdout] c7982196bbd16f66d561a2bd699b40291a11425461b9acf39324965776d41922