[INFO] fetching crate mcp2210 0.1.0...
[INFO] checking mcp2210-0.1.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate mcp2210 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mcp2210 0.1.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcp2210 0.1.0
[INFO] finished tweaking crates.io crate mcp2210 0.1.0
[INFO] tweaked toml for crates.io crate mcp2210 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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] eb6bd38c99b005ef972fee4b22f51e0d7d022e56f33f9ae0a3f2710de2d6b6db
[INFO] running `Command { std: "docker" "start" "-a" "eb6bd38c99b005ef972fee4b22f51e0d7d022e56f33f9ae0a3f2710de2d6b6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb6bd38c99b005ef972fee4b22f51e0d7d022e56f33f9ae0a3f2710de2d6b6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6bd38c99b005ef972fee4b22f51e0d7d022e56f33f9ae0a3f2710de2d6b6db", kill_on_drop: false }`
[INFO] [stdout] eb6bd38c99b005ef972fee4b22f51e0d7d022e56f33f9ae0a3f2710de2d6b6db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f644d82d8f04681511ecc22d1885b2a1ae505eacb88c26b6b51e5e7f570d7482
[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" "f644d82d8f04681511ecc22d1885b2a1ae505eacb88c26b6b51e5e7f570d7482", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking mcp2210 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "f644d82d8f04681511ecc22d1885b2a1ae505eacb88c26b6b51e5e7f570d7482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f644d82d8f04681511ecc22d1885b2a1ae505eacb88c26b6b51e5e7f570d7482", kill_on_drop: false }`
[INFO] [stdout] f644d82d8f04681511ecc22d1885b2a1ae505eacb88c26b6b51e5e7f570d7482