[INFO] fetching crate field_names 0.2.0...
[INFO] testing field_names-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate field_names 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate field_names 0.2.0
[INFO] finished tweaking crates.io crate field_names 0.2.0
[INFO] tweaked toml for crates.io crate field_names 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate field_names 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate field_names 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3b32b93d3a99904d4b96640b511f2060ed582fcbfa47064ee34ad643cd88c02
[INFO] running `Command { std: "docker" "start" "-a" "b3b32b93d3a99904d4b96640b511f2060ed582fcbfa47064ee34ad643cd88c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b32b93d3a99904d4b96640b511f2060ed582fcbfa47064ee34ad643cd88c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b32b93d3a99904d4b96640b511f2060ed582fcbfa47064ee34ad643cd88c02", kill_on_drop: false }`
[INFO] [stdout] b3b32b93d3a99904d4b96640b511f2060ed582fcbfa47064ee34ad643cd88c02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 709a2eb255e46bf7b251a91e36b9c0df56dfe0877f7ea59aa6f2b3cefa443aa7
[INFO] running `Command { std: "docker" "start" "-a" "709a2eb255e46bf7b251a91e36b9c0df56dfe0877f7ea59aa6f2b3cefa443aa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling field_names v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "709a2eb255e46bf7b251a91e36b9c0df56dfe0877f7ea59aa6f2b3cefa443aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709a2eb255e46bf7b251a91e36b9c0df56dfe0877f7ea59aa6f2b3cefa443aa7", kill_on_drop: false }`
[INFO] [stdout] 709a2eb255e46bf7b251a91e36b9c0df56dfe0877f7ea59aa6f2b3cefa443aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa8aff74ef43255c46914c5e3a2dd7f6c7266425f453e7915ef2253493ba7ee6
[INFO] running `Command { std: "docker" "start" "-a" "fa8aff74ef43255c46914c5e3a2dd7f6c7266425f453e7915ef2253493ba7ee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling field_names v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "fa8aff74ef43255c46914c5e3a2dd7f6c7266425f453e7915ef2253493ba7ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8aff74ef43255c46914c5e3a2dd7f6c7266425f453e7915ef2253493ba7ee6", kill_on_drop: false }`
[INFO] [stdout] fa8aff74ef43255c46914c5e3a2dd7f6c7266425f453e7915ef2253493ba7ee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 69fadb0d233883071357f43080799a898a7b722ce24fca4e6b4d617c7eb22c22
[INFO] running `Command { std: "docker" "start" "-a" "69fadb0d233883071357f43080799a898a7b722ce24fca4e6b4d617c7eb22c22", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/field_names-0410b1a6cd12a885)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test variants::tests::skip_variant ... ok
[INFO] [stdout] test variants::tests::simple ... ok
[INFO] [stdout] test fields::tests::simple ... ok
[INFO] [stdout] test fields::tests::skip_field ... ok
[INFO] [stderr]      Running tests/keep_in_sync.rs (/opt/rustwide/target/debug/deps/keep_in_sync-a3e3a07a63117890)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test base_and_partial_view_in_sync_ignore_source_order ... ok
[INFO] [stdout] test base_and_view_in_sync_preserve_source_order ... ok
[INFO] [stdout] test base_and_raw_not_in_sync - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests field_names
[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] running `Command { std: "docker" "inspect" "69fadb0d233883071357f43080799a898a7b722ce24fca4e6b4d617c7eb22c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69fadb0d233883071357f43080799a898a7b722ce24fca4e6b4d617c7eb22c22", kill_on_drop: false }`
[INFO] [stdout] 69fadb0d233883071357f43080799a898a7b722ce24fca4e6b4d617c7eb22c22