[INFO] fetching crate struct_as_array 0.2.0...
[INFO] checking struct_as_array-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate struct_as_array 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate struct_as_array 0.2.0
[INFO] finished tweaking crates.io crate struct_as_array 0.2.0
[INFO] tweaked toml for crates.io crate struct_as_array 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct_as_array 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding quote v0.2.3 (available: v1.0.40)
[INFO] [stderr]       Adding syn v0.8.7 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d7bf8870d0fb63a75ff332746b34932c7e656bb6b58489092162f82967cf438
[INFO] running `Command { std: "docker" "start" "-a" "1d7bf8870d0fb63a75ff332746b34932c7e656bb6b58489092162f82967cf438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d7bf8870d0fb63a75ff332746b34932c7e656bb6b58489092162f82967cf438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7bf8870d0fb63a75ff332746b34932c7e656bb6b58489092162f82967cf438", kill_on_drop: false }`
[INFO] [stdout] 1d7bf8870d0fb63a75ff332746b34932c7e656bb6b58489092162f82967cf438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0bf3f44c8f26c5c58f88e325fe860b4c5d73df43d1fc56ab0f7e9bcfdc8570e
[INFO] running `Command { std: "docker" "start" "-a" "c0bf3f44c8f26c5c58f88e325fe860b4c5d73df43d1fc56ab0f7e9bcfdc8570e", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking quote v0.2.3
[INFO] [stderr]     Checking syn v0.8.7
[INFO] [stderr]     Checking struct_as_array v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.8.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c0bf3f44c8f26c5c58f88e325fe860b4c5d73df43d1fc56ab0f7e9bcfdc8570e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bf3f44c8f26c5c58f88e325fe860b4c5d73df43d1fc56ab0f7e9bcfdc8570e", kill_on_drop: false }`
[INFO] [stdout] c0bf3f44c8f26c5c58f88e325fe860b4c5d73df43d1fc56ab0f7e9bcfdc8570e