[INFO] fetching crate potatonet-codegen 0.4.3...
[INFO] checking potatonet-codegen-0.4.3 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate potatonet-codegen 0.4.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate potatonet-codegen 0.4.3 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 potatonet-codegen 0.4.3
[INFO] finished tweaking crates.io crate potatonet-codegen 0.4.3
[INFO] tweaked toml for crates.io crate potatonet-codegen 0.4.3 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ac9f87943a2378c7ec4aca1be2779b0752bdca058de4b3d00027310424f6e980
[INFO] running `Command { std: "docker" "start" "-a" "ac9f87943a2378c7ec4aca1be2779b0752bdca058de4b3d00027310424f6e980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac9f87943a2378c7ec4aca1be2779b0752bdca058de4b3d00027310424f6e980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9f87943a2378c7ec4aca1be2779b0752bdca058de4b3d00027310424f6e980", kill_on_drop: false }`
[INFO] [stdout] ac9f87943a2378c7ec4aca1be2779b0752bdca058de4b3d00027310424f6e980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 7178e426ab4d9b8cac0431a13bc8977e22e5e27b023624eeaf3f95e2d9b45f19
[INFO] running `Command { std: "docker" "start" "-a" "7178e426ab4d9b8cac0431a13bc8977e22e5e27b023624eeaf3f95e2d9b45f19", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.76
[INFO] [stderr]     Checking potatonet-codegen v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "7178e426ab4d9b8cac0431a13bc8977e22e5e27b023624eeaf3f95e2d9b45f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7178e426ab4d9b8cac0431a13bc8977e22e5e27b023624eeaf3f95e2d9b45f19", kill_on_drop: false }`
[INFO] [stdout] 7178e426ab4d9b8cac0431a13bc8977e22e5e27b023624eeaf3f95e2d9b45f19