[INFO] fetching crate structx_derive 0.1.3...
[INFO] checking structx_derive-0.1.3 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate structx_derive 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate structx_derive 0.1.3 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate structx_derive 0.1.3
[INFO] finished tweaking crates.io crate structx_derive 0.1.3
[INFO] tweaked toml for crates.io crate structx_derive 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c883f3f614564dd6e8a108a3e6d5116c6c7481b816b551f9b3133f19a5e9afd
[INFO] running `Command { std: "docker" "start" "-a" "0c883f3f614564dd6e8a108a3e6d5116c6c7481b816b551f9b3133f19a5e9afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c883f3f614564dd6e8a108a3e6d5116c6c7481b816b551f9b3133f19a5e9afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c883f3f614564dd6e8a108a3e6d5116c6c7481b816b551f9b3133f19a5e9afd", kill_on_drop: false }`
[INFO] [stdout] 0c883f3f614564dd6e8a108a3e6d5116c6c7481b816b551f9b3133f19a5e9afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7d04950b18021e83cd4b9597a0ed89a01bacce9cfee0d20f1abc049f2e1c14
[INFO] running `Command { std: "docker" "start" "-a" "6a7d04950b18021e83cd4b9597a0ed89a01bacce9cfee0d20f1abc049f2e1c14", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.76
[INFO] [stderr]     Checking structx_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "6a7d04950b18021e83cd4b9597a0ed89a01bacce9cfee0d20f1abc049f2e1c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7d04950b18021e83cd4b9597a0ed89a01bacce9cfee0d20f1abc049f2e1c14", kill_on_drop: false }`
[INFO] [stdout] 6a7d04950b18021e83cd4b9597a0ed89a01bacce9cfee0d20f1abc049f2e1c14