[INFO] fetching crate iowarrior-embedded-hal 0.1.0...
[INFO] checking iowarrior-embedded-hal-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate iowarrior-embedded-hal 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate iowarrior-embedded-hal 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iowarrior-embedded-hal 0.1.0
[INFO] finished tweaking crates.io crate iowarrior-embedded-hal 0.1.0
[INFO] tweaked toml for crates.io crate iowarrior-embedded-hal 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (available: v2.0.3)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding nix v0.27.1 (available: v0.29.0)
[INFO] [stderr]       Adding udev v0.8.0 (available: v0.9.0)
[INFO] [stderr]       Adding windows-strings v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b335692a5262c669d0e8652006b0294b5b1eec681acd9376bc1ade45c265e63
[INFO] running `Command { std: "docker" "start" "-a" "5b335692a5262c669d0e8652006b0294b5b1eec681acd9376bc1ade45c265e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b335692a5262c669d0e8652006b0294b5b1eec681acd9376bc1ade45c265e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b335692a5262c669d0e8652006b0294b5b1eec681acd9376bc1ade45c265e63", kill_on_drop: false }`
[INFO] [stdout] 5b335692a5262c669d0e8652006b0294b5b1eec681acd9376bc1ade45c265e63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 299b8784eb24cbc2453c2a280dabc695ef7c9ba83bd8d051798469ed6a8be2c6
[INFO] running `Command { std: "docker" "start" "-a" "299b8784eb24cbc2453c2a280dabc695ef7c9ba83bd8d051798469ed6a8be2c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking libloading v0.8.5
[INFO] [stderr]    Compiling hidapi v2.6.3
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking iowkit-sys v0.1.1
[INFO] [stderr]     Checking udev v0.8.0
[INFO] [stderr]     Checking iowarrior-embedded-hal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "299b8784eb24cbc2453c2a280dabc695ef7c9ba83bd8d051798469ed6a8be2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299b8784eb24cbc2453c2a280dabc695ef7c9ba83bd8d051798469ed6a8be2c6", kill_on_drop: false }`
[INFO] [stdout] 299b8784eb24cbc2453c2a280dabc695ef7c9ba83bd8d051798469ed6a8be2c6