[INFO] fetching crate visit_diff_derive 0.1.0...
[INFO] testing visit_diff_derive-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate visit_diff_derive 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate visit_diff_derive 0.1.0
[INFO] finished tweaking crates.io crate visit_diff_derive 0.1.0
[INFO] tweaked toml for crates.io crate visit_diff_derive 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate visit_diff_derive 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.101)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39b35ceaaa5df1328486983c386aa9903418deec3586fbe9e8510bd546cffa86
[INFO] running `Command { std: "docker" "start" "-a" "39b35ceaaa5df1328486983c386aa9903418deec3586fbe9e8510bd546cffa86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b35ceaaa5df1328486983c386aa9903418deec3586fbe9e8510bd546cffa86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b35ceaaa5df1328486983c386aa9903418deec3586fbe9e8510bd546cffa86", kill_on_drop: false }`
[INFO] [stdout] 39b35ceaaa5df1328486983c386aa9903418deec3586fbe9e8510bd546cffa86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a277845f556f4bcd0c9d94a941150525b6067224ef685155cd81620b5e6b875
[INFO] running `Command { std: "docker" "start" "-a" "6a277845f556f4bcd0c9d94a941150525b6067224ef685155cd81620b5e6b875", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling visit_diff_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `quote`
[INFO] [stdout]  --> src/lib.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use quote::{quote, quote_spanned};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "6a277845f556f4bcd0c9d94a941150525b6067224ef685155cd81620b5e6b875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a277845f556f4bcd0c9d94a941150525b6067224ef685155cd81620b5e6b875", kill_on_drop: false }`
[INFO] [stdout] 6a277845f556f4bcd0c9d94a941150525b6067224ef685155cd81620b5e6b875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59348452720b1790e387e6040bf52dc71c8f0fdf6e27444c8de804ddbf15aa6f
[INFO] running `Command { std: "docker" "start" "-a" "59348452720b1790e387e6040bf52dc71c8f0fdf6e27444c8de804ddbf15aa6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling visit_diff_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `quote`
[INFO] [stdout]  --> src/lib.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use quote::{quote, quote_spanned};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quote`
[INFO] [stdout]  --> src/lib.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use quote::{quote, quote_spanned};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "59348452720b1790e387e6040bf52dc71c8f0fdf6e27444c8de804ddbf15aa6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59348452720b1790e387e6040bf52dc71c8f0fdf6e27444c8de804ddbf15aa6f", kill_on_drop: false }`
[INFO] [stdout] 59348452720b1790e387e6040bf52dc71c8f0fdf6e27444c8de804ddbf15aa6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58b4c0c5d9c5f774c67ee1819b4ea9dab1f8de32fda6133a45c3089242acda3c
[INFO] running `Command { std: "docker" "start" "-a" "58b4c0c5d9c5f774c67ee1819b4ea9dab1f8de32fda6133a45c3089242acda3c", kill_on_drop: false }`
[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] warning: `visit_diff_derive` (lib) generated 1 warning (run `cargo fix --lib -p visit_diff_derive` to apply 1 suggestion)
[INFO] [stderr] warning: `visit_diff_derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/visit_diff_derive-e518f4bab6d71077)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests visit_diff_derive
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58b4c0c5d9c5f774c67ee1819b4ea9dab1f8de32fda6133a45c3089242acda3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b4c0c5d9c5f774c67ee1819b4ea9dab1f8de32fda6133a45c3089242acda3c", kill_on_drop: false }`
[INFO] [stdout] 58b4c0c5d9c5f774c67ee1819b4ea9dab1f8de32fda6133a45c3089242acda3c