[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-1.37-6/sources/1.36.0/reg/visit_diff_derive/0.1.0
[INFO] extracting crate visit_diff_derive 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/visit_diff_derive/0.1.0
[INFO] validating manifest of visit_diff_derive-0.1.0 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 visit_diff_derive-0.1.0 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 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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/visit_diff_derive/0.1.0/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 visit_diff_derive-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 304ceeea157d618171d3ae05bd66fd039c5d32bff4684a5cf6c4e9a203dadeb5
[INFO] running `"docker" "start" "-a" "304ceeea157d618171d3ae05bd66fd039c5d32bff4684a5cf6c4e9a203dadeb5"`
[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 2.46s
[INFO] running `"docker" "inspect" "304ceeea157d618171d3ae05bd66fd039c5d32bff4684a5cf6c4e9a203dadeb5"`
[INFO] running `"docker" "rm" "-f" "304ceeea157d618171d3ae05bd66fd039c5d32bff4684a5cf6c4e9a203dadeb5"`
[INFO] [stdout] 304ceeea157d618171d3ae05bd66fd039c5d32bff4684a5cf6c4e9a203dadeb5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d82b36c1504a84dc73c07410fe771c415f71662b3a1fbf3534e4a0b711c5f677
[INFO] running `"docker" "start" "-a" "d82b36c1504a84dc73c07410fe771c415f71662b3a1fbf3534e4a0b711c5f677"`
[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 0.65s
[INFO] running `"docker" "inspect" "d82b36c1504a84dc73c07410fe771c415f71662b3a1fbf3534e4a0b711c5f677"`
[INFO] running `"docker" "rm" "-f" "d82b36c1504a84dc73c07410fe771c415f71662b3a1fbf3534e4a0b711c5f677"`
[INFO] [stdout] d82b36c1504a84dc73c07410fe771c415f71662b3a1fbf3534e4a0b711c5f677
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 1537270a0069cd1283bd5a1678a8295309244f359e5b8c9d53361ed02d9a63a0
[INFO] running `"docker" "start" "-a" "1537270a0069cd1283bd5a1678a8295309244f359e5b8c9d53361ed02d9a63a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/visit_diff_derive-eec8f3b94d5c444f
[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" "1537270a0069cd1283bd5a1678a8295309244f359e5b8c9d53361ed02d9a63a0"`
[INFO] running `"docker" "rm" "-f" "1537270a0069cd1283bd5a1678a8295309244f359e5b8c9d53361ed02d9a63a0"`
[INFO] [stdout] 1537270a0069cd1283bd5a1678a8295309244f359e5b8c9d53361ed02d9a63a0