[INFO] crate from_variants_impl 0.4.0 is already in cache
[INFO] extracting crate from_variants_impl 0.4.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/from_variants_impl/0.4.0
[INFO] extracting crate from_variants_impl 0.4.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/from_variants_impl/0.4.0
[INFO] validating manifest of from_variants_impl-0.4.0 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 from_variants_impl-0.4.0 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 from_variants_impl-0.4.0
[INFO] finished frobbing from_variants_impl-0.4.0
[INFO] frobbed toml for from_variants_impl-0.4.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/from_variants_impl/0.4.0/Cargo.toml
[INFO] started frobbing from_variants_impl-0.4.0
[INFO] finished frobbing from_variants_impl-0.4.0
[INFO] frobbed toml for from_variants_impl-0.4.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/from_variants_impl/0.4.0/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 from_variants_impl-0.4.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/from_variants_impl/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 6fb6d14f813fb68470810e6e28ab3b18f58c570b29d4ccf99e45c5534f124e5c
[INFO] running `"docker" "start" "-a" "6fb6d14f813fb68470810e6e28ab3b18f58c570b29d4ccf99e45c5534f124e5c"`
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling darling_core v0.5.0
[INFO] [stderr]    Compiling darling_macro v0.5.0
[INFO] [stderr]    Compiling darling v0.5.0
[INFO] [stderr]    Compiling from_variants_impl v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/errors.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / error_chain! {
[INFO] [stderr] 4 | |     foreign_links {
[INFO] [stderr] 5 | |         Darling(darling::Error);
[INFO] [stderr] 6 | |     }
[INFO] [stderr] 7 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[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 19.85s
[INFO] running `"docker" "inspect" "6fb6d14f813fb68470810e6e28ab3b18f58c570b29d4ccf99e45c5534f124e5c"`
[INFO] running `"docker" "rm" "-f" "6fb6d14f813fb68470810e6e28ab3b18f58c570b29d4ccf99e45c5534f124e5c"`
[INFO] [stdout] 6fb6d14f813fb68470810e6e28ab3b18f58c570b29d4ccf99e45c5534f124e5c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/from_variants_impl/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3b396075e9447e90c68f97a0e639feaf635c789872256f129349e69cbf4336dd
[INFO] running `"docker" "start" "-a" "3b396075e9447e90c68f97a0e639feaf635c789872256f129349e69cbf4336dd"`
[INFO] [stderr]    Compiling from_variants_impl v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/errors.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / error_chain! {
[INFO] [stderr] 4 | |     foreign_links {
[INFO] [stderr] 5 | |         Darling(darling::Error);
[INFO] [stderr] 6 | |     }
[INFO] [stderr] 7 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[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 1.70s
[INFO] running `"docker" "inspect" "3b396075e9447e90c68f97a0e639feaf635c789872256f129349e69cbf4336dd"`
[INFO] running `"docker" "rm" "-f" "3b396075e9447e90c68f97a0e639feaf635c789872256f129349e69cbf4336dd"`
[INFO] [stdout] 3b396075e9447e90c68f97a0e639feaf635c789872256f129349e69cbf4336dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/from_variants_impl/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] bee732a208774077361eb0b806a2ba64b58c26964b3cb8096a1e9c67a04298ca
[INFO] running `"docker" "start" "-a" "bee732a208774077361eb0b806a2ba64b58c26964b3cb8096a1e9c67a04298ca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/from_variants_impl-3d07c325570127e3
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test from_impl::tests::into_generics ... ok
[INFO] [stdout] test from_impl::tests::into ... ok
[INFO] [stdout] test from_impl::tests::lifetime ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test from_impl::tests::simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests from_variants_impl
[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] running `"docker" "inspect" "bee732a208774077361eb0b806a2ba64b58c26964b3cb8096a1e9c67a04298ca"`
[INFO] running `"docker" "rm" "-f" "bee732a208774077361eb0b806a2ba64b58c26964b3cb8096a1e9c67a04298ca"`
[INFO] [stdout] bee732a208774077361eb0b806a2ba64b58c26964b3cb8096a1e9c67a04298ca