[INFO] fetching crate device-driver 0.1.0...
[INFO] checking device-driver-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate device-driver 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate device-driver 0.1.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate device-driver 0.1.0
[INFO] finished tweaking crates.io crate device-driver 0.1.0
[INFO] tweaked toml for crates.io crate device-driver 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate device-driver 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 853163d5002a30a2d96dcf295bbf269e3479f5cda002268fd5959ec8e6cf46c1
[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" "853163d5002a30a2d96dcf295bbf269e3479f5cda002268fd5959ec8e6cf46c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "853163d5002a30a2d96dcf295bbf269e3479f5cda002268fd5959ec8e6cf46c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853163d5002a30a2d96dcf295bbf269e3479f5cda002268fd5959ec8e6cf46c1", kill_on_drop: false }`
[INFO] [stdout] 853163d5002a30a2d96dcf295bbf269e3479f5cda002268fd5959ec8e6cf46c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9c9d484b9e619c51386f11d5523289e780406c0224039377d9ba2e80b375866
[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" "e9c9d484b9e619c51386f11d5523289e780406c0224039377d9ba2e80b375866", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling radium v0.5.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking embedded-hal-mock v0.7.2
[INFO] [stderr]     Checking bitvec v0.19.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking device-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.15s
[INFO] running `Command { std: "docker" "inspect" "e9c9d484b9e619c51386f11d5523289e780406c0224039377d9ba2e80b375866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c9d484b9e619c51386f11d5523289e780406c0224039377d9ba2e80b375866", kill_on_drop: false }`
[INFO] [stdout] e9c9d484b9e619c51386f11d5523289e780406c0224039377d9ba2e80b375866