[INFO] fetching crate prometheus_sensors_exporter 0.1.2...
[INFO] checking prometheus_sensors_exporter-0.1.2 against beta for pr-78714
[INFO] extracting crate prometheus_sensors_exporter 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate prometheus_sensors_exporter 0.1.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking crates.io crate prometheus_sensors_exporter 0.1.2
[INFO] finished tweaking crates.io crate prometheus_sensors_exporter 0.1.2
[INFO] tweaked toml for crates.io crate prometheus_sensors_exporter 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate prometheus_sensors_exporter 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta" "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] a13bb4cb1e8a950c35f8a55ad73326fc36ce4daeb0c4d2091bedfe98cf2e6783
[INFO] running `Command { std: "docker" "start" "-a" "a13bb4cb1e8a950c35f8a55ad73326fc36ce4daeb0c4d2091bedfe98cf2e6783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a13bb4cb1e8a950c35f8a55ad73326fc36ce4daeb0c4d2091bedfe98cf2e6783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13bb4cb1e8a950c35f8a55ad73326fc36ce4daeb0c4d2091bedfe98cf2e6783", kill_on_drop: false }`
[INFO] [stdout] a13bb4cb1e8a950c35f8a55ad73326fc36ce4daeb0c4d2091bedfe98cf2e6783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 9dae3aee5d9689d098e6885d08c1696f99bcbe6b5b267973bd8d15efff1d8b5c
[INFO] running `Command { std: "docker" "start" "-a" "9dae3aee5d9689d098e6885d08c1696f99bcbe6b5b267973bd8d15efff1d8b5c", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking ads1x1x v0.2.0
[INFO] [stderr]     Checking tmp1x2 v0.2.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking prometheus v0.7.0
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr]     Checking prometheus_sensors_exporter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.32s
[INFO] running `Command { std: "docker" "inspect" "9dae3aee5d9689d098e6885d08c1696f99bcbe6b5b267973bd8d15efff1d8b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dae3aee5d9689d098e6885d08c1696f99bcbe6b5b267973bd8d15efff1d8b5c", kill_on_drop: false }`
[INFO] [stdout] 9dae3aee5d9689d098e6885d08c1696f99bcbe6b5b267973bd8d15efff1d8b5c