[INFO] fetching crate field_count 0.1.1...
[INFO] testing field_count-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate field_count 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate field_count 0.1.1
[INFO] finished tweaking crates.io crate field_count 0.1.1
[INFO] tweaked toml for crates.io crate field_count 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate field_count 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93505d095b10aeb6478d0d0639c4eb1c41e4a62d75cf3f6210aea28f7c35157c
[INFO] running `Command { std: "docker" "start" "-a" "93505d095b10aeb6478d0d0639c4eb1c41e4a62d75cf3f6210aea28f7c35157c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93505d095b10aeb6478d0d0639c4eb1c41e4a62d75cf3f6210aea28f7c35157c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93505d095b10aeb6478d0d0639c4eb1c41e4a62d75cf3f6210aea28f7c35157c", kill_on_drop: false }`
[INFO] [stdout] 93505d095b10aeb6478d0d0639c4eb1c41e4a62d75cf3f6210aea28f7c35157c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a35b49bbafc2ba338609cf84866f98773bed8bde058a919dd6c53c7e51a8ac
[INFO] running `Command { std: "docker" "start" "-a" "a3a35b49bbafc2ba338609cf84866f98773bed8bde058a919dd6c53c7e51a8ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling field_count_derive v0.1.1
[INFO] [stderr]    Compiling field_count v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "a3a35b49bbafc2ba338609cf84866f98773bed8bde058a919dd6c53c7e51a8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a35b49bbafc2ba338609cf84866f98773bed8bde058a919dd6c53c7e51a8ac", kill_on_drop: false }`
[INFO] [stdout] a3a35b49bbafc2ba338609cf84866f98773bed8bde058a919dd6c53c7e51a8ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65214933bfed29a5ac2d1a2c72e3a667676fdaa7af783db85f05693d286ab186
[INFO] running `Command { std: "docker" "start" "-a" "65214933bfed29a5ac2d1a2c72e3a667676fdaa7af783db85f05693d286ab186", kill_on_drop: false }`
[INFO] [stderr]    Compiling field_count v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "65214933bfed29a5ac2d1a2c72e3a667676fdaa7af783db85f05693d286ab186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65214933bfed29a5ac2d1a2c72e3a667676fdaa7af783db85f05693d286ab186", kill_on_drop: false }`
[INFO] [stdout] 65214933bfed29a5ac2d1a2c72e3a667676fdaa7af783db85f05693d286ab186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 208c2fb5817c638313561c1cd22ac56d6bcc128ce98a53d2d4555dd421e8bcd3
[INFO] running `Command { std: "docker" "start" "-a" "208c2fb5817c638313561c1cd22ac56d6bcc128ce98a53d2d4555dd421e8bcd3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/field_count-5471e7a41288f130)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_derive_field_count_as_trait ... ok
[INFO] [stdout] test tests::test_derive_field_count_for_struct ... ok
[INFO] [stdout] test tests::test_derive_field_count_for_generic_struct ... ok
[INFO] [stderr]    Doc-tests field_count
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - FieldCount (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "208c2fb5817c638313561c1cd22ac56d6bcc128ce98a53d2d4555dd421e8bcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208c2fb5817c638313561c1cd22ac56d6bcc128ce98a53d2d4555dd421e8bcd3", kill_on_drop: false }`
[INFO] [stdout] 208c2fb5817c638313561c1cd22ac56d6bcc128ce98a53d2d4555dd421e8bcd3