[INFO] fetching crate casperfpga_derive 0.1.1...
[INFO] checking casperfpga_derive-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate casperfpga_derive 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate casperfpga_derive 0.1.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casperfpga_derive 0.1.1
[INFO] finished tweaking crates.io crate casperfpga_derive 0.1.1
[INFO] tweaked toml for crates.io crate casperfpga_derive 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages
[INFO] [stderr]       Adding casper_utils v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded casper_utils v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87f22387aba2bf8da70b1dc6844973261a677b415a28e0e57e0706ae5991f089
[INFO] running `Command { std: "docker" "start" "-a" "87f22387aba2bf8da70b1dc6844973261a677b415a28e0e57e0706ae5991f089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87f22387aba2bf8da70b1dc6844973261a677b415a28e0e57e0706ae5991f089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f22387aba2bf8da70b1dc6844973261a677b415a28e0e57e0706ae5991f089", kill_on_drop: false }`
[INFO] [stdout] 87f22387aba2bf8da70b1dc6844973261a677b415a28e0e57e0706ae5991f089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff83d8d3dbcf6164d1e5058fb443f4f94618655ffd01948e1599a501cc90bbb4
[INFO] running `Command { std: "docker" "start" "-a" "ff83d8d3dbcf6164d1e5058fb443f4f94618655ffd01948e1599a501cc90bbb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking kstring v2.0.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking casper_utils v0.1.0
[INFO] [stderr]     Checking casperfpga_derive v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "ff83d8d3dbcf6164d1e5058fb443f4f94618655ffd01948e1599a501cc90bbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff83d8d3dbcf6164d1e5058fb443f4f94618655ffd01948e1599a501cc90bbb4", kill_on_drop: false }`
[INFO] [stdout] ff83d8d3dbcf6164d1e5058fb443f4f94618655ffd01948e1599a501cc90bbb4