[INFO] fetching crate c-ares 7.5.2...
[INFO] checking c-ares-7.5.2 against try#e79c9799a5ffd821c63b799b91e8aa87fd7ebb1e for pr-101680
[INFO] extracting crate c-ares 7.5.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate c-ares 7.5.2 on toolchain e79c9799a5ffd821c63b799b91e8aa87fd7ebb1e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e79c9799a5ffd821c63b799b91e8aa87fd7ebb1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c-ares 7.5.2
[INFO] finished tweaking crates.io crate c-ares 7.5.2
[INFO] tweaked toml for crates.io crate c-ares 7.5.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate c-ares 7.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e79c9799a5ffd821c63b799b91e8aa87fd7ebb1e" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+e79c9799a5ffd821c63b799b91e8aa87fd7ebb1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 504155ea78c3b246be2fecacc385fc6bde6434632891b3cb4940c927f961b97c
[INFO] running `Command { std: "docker" "start" "-a" "504155ea78c3b246be2fecacc385fc6bde6434632891b3cb4940c927f961b97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "504155ea78c3b246be2fecacc385fc6bde6434632891b3cb4940c927f961b97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504155ea78c3b246be2fecacc385fc6bde6434632891b3cb4940c927f961b97c", kill_on_drop: false }`
[INFO] [stdout] 504155ea78c3b246be2fecacc385fc6bde6434632891b3cb4940c927f961b97c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+e79c9799a5ffd821c63b799b91e8aa87fd7ebb1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 397aed0c2035a8fc40db4d664bd15251b0a4f2b33e4a8145d19be140b7954b74
[INFO] running `Command { std: "docker" "start" "-a" "397aed0c2035a8fc40db4d664bd15251b0a4f2b33e4a8145d19be140b7954b74", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling c-ares-sys v5.3.3
[INFO] [stderr]     Checking c-types v2.0.2
[INFO] [stderr]     Checking nix v0.23.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "397aed0c2035a8fc40db4d664bd15251b0a4f2b33e4a8145d19be140b7954b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397aed0c2035a8fc40db4d664bd15251b0a4f2b33e4a8145d19be140b7954b74", kill_on_drop: false }`
[INFO] [stdout] 397aed0c2035a8fc40db4d664bd15251b0a4f2b33e4a8145d19be140b7954b74