[INFO] crate visit_diff_derive 0.1.0 is already in cache
[INFO] extracting crate visit_diff_derive 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/visit_diff_derive/0.1.0
[INFO] extracting crate visit_diff_derive 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/visit_diff_derive/0.1.0
[INFO] validating manifest of visit_diff_derive-0.1.0 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 visit_diff_derive-0.1.0 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 visit_diff_derive-0.1.0
[INFO] finished frobbing visit_diff_derive-0.1.0
[INFO] frobbed toml for visit_diff_derive-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/visit_diff_derive/0.1.0/Cargo.toml
[INFO] started frobbing visit_diff_derive-0.1.0
[INFO] finished frobbing visit_diff_derive-0.1.0
[INFO] frobbed toml for visit_diff_derive-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/visit_diff_derive/0.1.0/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing visit_diff_derive-0.1.0 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-2/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/visit_diff_derive/0.1.0:/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] 10bfde9e6ea81e9827ee6d9f17d3b1bb56e16ae78afe5dead78bcec8553c06a0
[INFO] running `"docker" "start" "-a" "10bfde9e6ea81e9827ee6d9f17d3b1bb56e16ae78afe5dead78bcec8553c06a0"`
[INFO] [stderr]    Compiling visit_diff_derive v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `quote`
[INFO] [stderr]  --> src/lib.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use quote::{quote, quote_spanned};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `"docker" "inspect" "10bfde9e6ea81e9827ee6d9f17d3b1bb56e16ae78afe5dead78bcec8553c06a0"`
[INFO] running `"docker" "rm" "-f" "10bfde9e6ea81e9827ee6d9f17d3b1bb56e16ae78afe5dead78bcec8553c06a0"`
[INFO] [stdout] 10bfde9e6ea81e9827ee6d9f17d3b1bb56e16ae78afe5dead78bcec8553c06a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/visit_diff_derive/0.1.0:/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] 31d37b984bd56ac29f858c3e1f352d7cabe1f19ca834437125918ed2b1f08b8e
[INFO] running `"docker" "start" "-a" "31d37b984bd56ac29f858c3e1f352d7cabe1f19ca834437125918ed2b1f08b8e"`
[INFO] [stderr]    Compiling visit_diff_derive v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `quote`
[INFO] [stderr]  --> src/lib.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use quote::{quote, quote_spanned};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "31d37b984bd56ac29f858c3e1f352d7cabe1f19ca834437125918ed2b1f08b8e"`
[INFO] running `"docker" "rm" "-f" "31d37b984bd56ac29f858c3e1f352d7cabe1f19ca834437125918ed2b1f08b8e"`
[INFO] [stdout] 31d37b984bd56ac29f858c3e1f352d7cabe1f19ca834437125918ed2b1f08b8e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/visit_diff_derive/0.1.0:/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] 23a9570b49aa80d1e2408ea0af83f6cd1965f139bd357b3ea2887c29bb1af80c
[INFO] running `"docker" "start" "-a" "23a9570b49aa80d1e2408ea0af83f6cd1965f139bd357b3ea2887c29bb1af80c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/visit_diff_derive-dfa13cda21eb8e3b
[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]    Doc-tests visit_diff_derive
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - named_fields_pattern (line 252) ... ignored
[INFO] [stdout] test src/lib.rs - named_fields_pattern (line 261) ... ignored
[INFO] [stdout] test src/lib.rs - unnamed_fields_pattern (line 291) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "23a9570b49aa80d1e2408ea0af83f6cd1965f139bd357b3ea2887c29bb1af80c"`
[INFO] running `"docker" "rm" "-f" "23a9570b49aa80d1e2408ea0af83f6cd1965f139bd357b3ea2887c29bb1af80c"`
[INFO] [stdout] 23a9570b49aa80d1e2408ea0af83f6cd1965f139bd357b3ea2887c29bb1af80c