[INFO] fetching crate mcp3208 0.1.0...
[INFO] checking mcp3208-0.1.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate mcp3208 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mcp3208 0.1.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcp3208 0.1.0
[INFO] finished tweaking crates.io crate mcp3208 0.1.0
[INFO] tweaked toml for crates.io crate mcp3208 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate mcp3208 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0a94e91f83bed928b3fae3838278d5a51c65e61100202f7007f5d4fea9aeda3
[INFO] running `Command { std: "docker" "start" "-a" "a0a94e91f83bed928b3fae3838278d5a51c65e61100202f7007f5d4fea9aeda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0a94e91f83bed928b3fae3838278d5a51c65e61100202f7007f5d4fea9aeda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a94e91f83bed928b3fae3838278d5a51c65e61100202f7007f5d4fea9aeda3", kill_on_drop: false }`
[INFO] [stdout] a0a94e91f83bed928b3fae3838278d5a51c65e61100202f7007f5d4fea9aeda3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dff51400a82d6fc3af0fa969ab42d7d9fe4ce5b4e3fd0ea7c60308592eb406a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dff51400a82d6fc3af0fa969ab42d7d9fe4ce5b4e3fd0ea7c60308592eb406a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking mcp3208 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "dff51400a82d6fc3af0fa969ab42d7d9fe4ce5b4e3fd0ea7c60308592eb406a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff51400a82d6fc3af0fa969ab42d7d9fe4ce5b4e3fd0ea7c60308592eb406a5", kill_on_drop: false }`
[INFO] [stdout] dff51400a82d6fc3af0fa969ab42d7d9fe4ce5b4e3fd0ea7c60308592eb406a5