[INFO] fetching crate tapa-trait-serde 0.2.0...
[INFO] checking tapa-trait-serde-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate tapa-trait-serde 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tapa-trait-serde 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tapa-trait-serde 0.2.0
[INFO] finished tweaking crates.io crate tapa-trait-serde 0.2.0
[INFO] tweaked toml for crates.io crate tapa-trait-serde 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5793673a927e061265b64e157135e89d5b655adbbb149c2bfcf062491389c844
[INFO] running `Command { std: "docker" "start" "-a" "5793673a927e061265b64e157135e89d5b655adbbb149c2bfcf062491389c844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5793673a927e061265b64e157135e89d5b655adbbb149c2bfcf062491389c844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5793673a927e061265b64e157135e89d5b655adbbb149c2bfcf062491389c844", kill_on_drop: false }`
[INFO] [stdout] 5793673a927e061265b64e157135e89d5b655adbbb149c2bfcf062491389c844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dad9e14b394625594ec8a1dd181c6cf842955f67a878e68ac18835f67b6bab9
[INFO] running `Command { std: "docker" "start" "-a" "8dad9e14b394625594ec8a1dd181c6cf842955f67a878e68ac18835f67b6bab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tapa-trait-serde-derive v0.2.0
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking flexbuffers v0.2.2
[INFO] [stderr]     Checking tapa-trait-serde v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.54s
[INFO] running `Command { std: "docker" "inspect" "8dad9e14b394625594ec8a1dd181c6cf842955f67a878e68ac18835f67b6bab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dad9e14b394625594ec8a1dd181c6cf842955f67a878e68ac18835f67b6bab9", kill_on_drop: false }`
[INFO] [stdout] 8dad9e14b394625594ec8a1dd181c6cf842955f67a878e68ac18835f67b6bab9