[INFO] fetching crate c-ares-resolver 7.2.1...
[INFO] checking c-ares-resolver-7.2.1 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate c-ares-resolver 7.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate c-ares-resolver 7.2.1 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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-2/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" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd0d52c942386ba213f4b63d155eca758c6b758e2fdd9937baee537054fa61a3
[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" "cd0d52c942386ba213f4b63d155eca758c6b758e2fdd9937baee537054fa61a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0d52c942386ba213f4b63d155eca758c6b758e2fdd9937baee537054fa61a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0d52c942386ba213f4b63d155eca758c6b758e2fdd9937baee537054fa61a3", kill_on_drop: false }`
[INFO] [stdout] cd0d52c942386ba213f4b63d155eca758c6b758e2fdd9937baee537054fa61a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] acd304415cd05ce9ae2f4c653c5a7913b86ef7f6caf15ff017b269d5fd9c11b2
[INFO] running `Command { std: "docker" "start" "-a" "acd304415cd05ce9ae2f4c653c5a7913b86ef7f6caf15ff017b269d5fd9c11b2", kill_on_drop: false }`
[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]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking c-types v2.0.2
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling c-ares-sys v5.1.0
[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 46s
[INFO] running `Command { std: "docker" "inspect" "acd304415cd05ce9ae2f4c653c5a7913b86ef7f6caf15ff017b269d5fd9c11b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd304415cd05ce9ae2f4c653c5a7913b86ef7f6caf15ff017b269d5fd9c11b2", kill_on_drop: false }`
[INFO] [stdout] acd304415cd05ce9ae2f4c653c5a7913b86ef7f6caf15ff017b269d5fd9c11b2