[INFO] fetching crate c-ares-resolver 7.4.1...
[INFO] checking c-ares-resolver-7.4.1 against master#1be5c8f90912c446ecbdc405cbc4a89f9acd20fd for pr-93394
[INFO] extracting crate c-ares-resolver 7.4.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate c-ares-resolver 7.4.1 on toolchain 1be5c8f90912c446ecbdc405cbc4a89f9acd20fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c-ares-resolver 7.4.1
[INFO] finished tweaking crates.io crate c-ares-resolver 7.4.1
[INFO] tweaked toml for crates.io crate c-ares-resolver 7.4.1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate c-ares-resolver 7.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c-types v2.0.2
[INFO] [stderr]   Downloaded c-ares v7.5.1
[INFO] [stderr]   Downloaded c-ares-sys v5.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b29da3e3017be51d149d6c191b30a1de20906c8049e4b07df5e2ff2c75aa61e
[INFO] running `Command { std: "docker" "start" "-a" "4b29da3e3017be51d149d6c191b30a1de20906c8049e4b07df5e2ff2c75aa61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b29da3e3017be51d149d6c191b30a1de20906c8049e4b07df5e2ff2c75aa61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b29da3e3017be51d149d6c191b30a1de20906c8049e4b07df5e2ff2c75aa61e", kill_on_drop: false }`
[INFO] [stdout] 4b29da3e3017be51d149d6c191b30a1de20906c8049e4b07df5e2ff2c75aa61e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1724457c441c4091000878c335a53f515181aa6731a471e3cd186a4f4d95b903
[INFO] running `Command { std: "docker" "start" "-a" "1724457c441c4091000878c335a53f515181aa6731a471e3cd186a4f4d95b903", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling c-ares-sys v5.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking c-types v2.0.2
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking futures-executor v0.3.17
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1724457c441c4091000878c335a53f515181aa6731a471e3cd186a4f4d95b903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1724457c441c4091000878c335a53f515181aa6731a471e3cd186a4f4d95b903", kill_on_drop: false }`
[INFO] [stdout] 1724457c441c4091000878c335a53f515181aa6731a471e3cd186a4f4d95b903