[INFO] fetching crate fields-iter 0.0.3...
[INFO] testing fields-iter-0.0.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate fields-iter 0.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fields-iter 0.0.3
[INFO] finished tweaking crates.io crate fields-iter 0.0.3
[INFO] tweaked toml for crates.io crate fields-iter 0.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fields-iter 0.0.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_spanned v1.0.2
[INFO] [stderr]   Downloaded toml v0.9.7
[INFO] [stderr]   Downloaded target-triple v0.1.4
[INFO] [stderr]   Downloaded trybuild v1.0.111
[INFO] [stderr]   Downloaded fields-iter-macros v0.0.1
[INFO] [stderr]   Downloaded toml_writer v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8933fc5bdf78f4fc5271a3ca08000801f7e4af7d7f04654e6ae3029b570c598b
[INFO] running `Command { std: "docker" "start" "-a" "8933fc5bdf78f4fc5271a3ca08000801f7e4af7d7f04654e6ae3029b570c598b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8933fc5bdf78f4fc5271a3ca08000801f7e4af7d7f04654e6ae3029b570c598b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8933fc5bdf78f4fc5271a3ca08000801f7e4af7d7f04654e6ae3029b570c598b", kill_on_drop: false }`
[INFO] [stdout] 8933fc5bdf78f4fc5271a3ca08000801f7e4af7d7f04654e6ae3029b570c598b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24686c9c7b2b44ec102acab62b30db86cdbbb339b6d8f99f384b58493bddbfa
[INFO] running `Command { std: "docker" "start" "-a" "f24686c9c7b2b44ec102acab62b30db86cdbbb339b6d8f99f384b58493bddbfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling fields-iter-macros v0.0.1
[INFO] [stderr]    Compiling fields-iter v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "f24686c9c7b2b44ec102acab62b30db86cdbbb339b6d8f99f384b58493bddbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24686c9c7b2b44ec102acab62b30db86cdbbb339b6d8f99f384b58493bddbfa", kill_on_drop: false }`
[INFO] [stdout] f24686c9c7b2b44ec102acab62b30db86cdbbb339b6d8f99f384b58493bddbfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ca028c5c451f295a49f7caddc77a1ca3265ea8e7e84721ccf9a83161ca9d43a
[INFO] running `Command { std: "docker" "start" "-a" "9ca028c5c451f295a49f7caddc77a1ca3265ea8e7e84721ccf9a83161ca9d43a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling fields-iter v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.79s
[INFO] running `Command { std: "docker" "inspect" "9ca028c5c451f295a49f7caddc77a1ca3265ea8e7e84721ccf9a83161ca9d43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca028c5c451f295a49f7caddc77a1ca3265ea8e7e84721ccf9a83161ca9d43a", kill_on_drop: false }`
[INFO] [stdout] 9ca028c5c451f295a49f7caddc77a1ca3265ea8e7e84721ccf9a83161ca9d43a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d7dea2b16aa2dd569a3866936447faa7fc9b00c679c6eb8fa84ce1f0c8e3b3b
[INFO] running `Command { std: "docker" "start" "-a" "5d7dea2b16aa2dd569a3866936447faa7fc9b00c679c6eb8fa84ce1f0c8e3b3b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fields_iter-a3b82cf7a685fb06)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fields_iter.rs (/opt/rustwide/target/debug/deps/fields_iter-b3f838df56edb968)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test fields_iter_mut_double_ended ... ok
[INFO] [stdout] test fields_iter_gives_all_fields_in_declaration_order_and_no_more ... ok
[INFO] [stdout] test fields_iter_mut_does_not_trigger_miri ... ok
[INFO] [stdout] test fields_iter_double_ended ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ui.rs (/opt/rustwide/target/debug/deps/ui-0958a3d212017da7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling fields-iter-macros v0.0.1
[INFO] [stderr]     Checking fields-iter v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fields-iter-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/fields-iter)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/enum_union.rs ... ok
[INFO] [stdout] test ui ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.95s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fields_iter
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - FieldsInspect::field_name (line 141) ... ok
[INFO] [stdout] test src/lib.rs - FieldsIterMut (line 312) ... ok
[INFO] [stdout] test src/lib.rs - FieldsInspect::field_mut (line 189) ... ok
[INFO] [stdout] test src/lib.rs - FieldsInspect::fields_count (line 116) ... ok
[INFO] [stdout] test src/lib.rs - FieldsInspect (line 72) ... ok
[INFO] [stdout] test src/lib.rs - FieldsInspect (line 85) ... ok
[INFO] [stdout] test src/lib.rs - FieldsInspect::field (line 165) ... ok
[INFO] [stdout] test src/lib.rs - FieldsIter (line 241) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d7dea2b16aa2dd569a3866936447faa7fc9b00c679c6eb8fa84ce1f0c8e3b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7dea2b16aa2dd569a3866936447faa7fc9b00c679c6eb8fa84ce1f0c8e3b3b", kill_on_drop: false }`
[INFO] [stdout] 5d7dea2b16aa2dd569a3866936447faa7fc9b00c679c6eb8fa84ce1f0c8e3b3b