[INFO] fetching crate c-ares-resolver 7.2.1...
[INFO] checking c-ares-resolver-7.2.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate c-ares-resolver 7.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate c-ares-resolver 7.2.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c-ares-resolver 7.2.1
[INFO] finished tweaking crates.io crate c-ares-resolver 7.2.1
[INFO] tweaked toml for crates.io crate c-ares-resolver 7.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate c-ares-resolver 7.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8acc5019e36a3b44791442ee3c875d835293598666ab7013e6731c5cdd3b784
[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" "a8acc5019e36a3b44791442ee3c875d835293598666ab7013e6731c5cdd3b784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8acc5019e36a3b44791442ee3c875d835293598666ab7013e6731c5cdd3b784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8acc5019e36a3b44791442ee3c875d835293598666ab7013e6731c5cdd3b784", kill_on_drop: false }`
[INFO] [stdout] a8acc5019e36a3b44791442ee3c875d835293598666ab7013e6731c5cdd3b784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] c553c64ed2cefc55c0696fd96c7bba8bd5f48b8722021d16a862ec0900b38c2b
[INFO] running `Command { std: "docker" "start" "-a" "c553c64ed2cefc55c0696fd96c7bba8bd5f48b8722021d16a862ec0900b38c2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling c-ares-sys v5.1.0
[INFO] [stderr]     Checking c-types v2.0.2
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking c-ares v7.3.0
[INFO] [stderr]     Checking c-ares-resolver v7.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "c553c64ed2cefc55c0696fd96c7bba8bd5f48b8722021d16a862ec0900b38c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c553c64ed2cefc55c0696fd96c7bba8bd5f48b8722021d16a862ec0900b38c2b", kill_on_drop: false }`
[INFO] [stdout] c553c64ed2cefc55c0696fd96c7bba8bd5f48b8722021d16a862ec0900b38c2b