[INFO] fetching crate rpi-led-panel 0.6.0...
[INFO] checking rpi-led-panel-0.6.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate rpi-led-panel 0.6.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate rpi-led-panel 0.6.0 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 rpi-led-panel 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rpi-led-panel 0.6.0
[INFO] tweaked toml for crates.io crate rpi-led-panel 0.6.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate rpi-led-panel 0.6.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ac0b98198dfbdc214c53542f6ea78b4aff29537d23bf1bc6b11c792a7d047778
[INFO] running `Command { std: "docker" "start" "-a" "ac0b98198dfbdc214c53542f6ea78b4aff29537d23bf1bc6b11c792a7d047778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac0b98198dfbdc214c53542f6ea78b4aff29537d23bf1bc6b11c792a7d047778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0b98198dfbdc214c53542f6ea78b4aff29537d23bf1bc6b11c792a7d047778", kill_on_drop: false }`
[INFO] [stdout] ac0b98198dfbdc214c53542f6ea78b4aff29537d23bf1bc6b11c792a7d047778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b7ce6c2577daaac2ae6379e7e2b5c599b37940d98af8fc07888de3b934237f8e
[INFO] running `Command { std: "docker" "start" "-a" "b7ce6c2577daaac2ae6379e7e2b5c599b37940d98af8fc07888de3b934237f8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking micromath v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking thread-priority v1.1.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking embedded-graphics-core v0.4.0
[INFO] [stderr]     Checking embedded-graphics v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking rpi-led-panel v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.15s
[INFO] running `Command { std: "docker" "inspect" "b7ce6c2577daaac2ae6379e7e2b5c599b37940d98af8fc07888de3b934237f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ce6c2577daaac2ae6379e7e2b5c599b37940d98af8fc07888de3b934237f8e", kill_on_drop: false }`
[INFO] [stdout] b7ce6c2577daaac2ae6379e7e2b5c599b37940d98af8fc07888de3b934237f8e