[INFO] fetching crate c-ares-resolver 7.2.1...
[INFO] testing c-ares-resolver-7.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate c-ares-resolver 7.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate c-ares-resolver 7.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b9a6e856393c82b8b89e8a8c7aa4ed0536f6a74ebbfdbb2711f414375ad2866
[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" "9b9a6e856393c82b8b89e8a8c7aa4ed0536f6a74ebbfdbb2711f414375ad2866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b9a6e856393c82b8b89e8a8c7aa4ed0536f6a74ebbfdbb2711f414375ad2866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9a6e856393c82b8b89e8a8c7aa4ed0536f6a74ebbfdbb2711f414375ad2866", kill_on_drop: false }`
[INFO] [stdout] 9b9a6e856393c82b8b89e8a8c7aa4ed0536f6a74ebbfdbb2711f414375ad2866
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--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] 228fdf7211f470864cbf042607242480005e257513f60121b114f6e962e44675
[INFO] running `Command { std: "docker" "start" "-a" "228fdf7211f470864cbf042607242480005e257513f60121b114f6e962e44675", 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 cc v1.0.66
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling c-ares-sys v5.1.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling c-types v2.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling c-ares v7.3.0
[INFO] [stderr]    Compiling c-ares-resolver v7.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "228fdf7211f470864cbf042607242480005e257513f60121b114f6e962e44675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228fdf7211f470864cbf042607242480005e257513f60121b114f6e962e44675", kill_on_drop: false }`
[INFO] [stdout] 228fdf7211f470864cbf042607242480005e257513f60121b114f6e962e44675
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c246300f955bc9e5f00563fbcc1f57c17930ee44a7ddcee8c65080b856720a54
[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" "c246300f955bc9e5f00563fbcc1f57c17930ee44a7ddcee8c65080b856720a54", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling c-ares-resolver v7.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "c246300f955bc9e5f00563fbcc1f57c17930ee44a7ddcee8c65080b856720a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c246300f955bc9e5f00563fbcc1f57c17930ee44a7ddcee8c65080b856720a54", kill_on_drop: false }`
[INFO] [stdout] c246300f955bc9e5f00563fbcc1f57c17930ee44a7ddcee8c65080b856720a54
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61f93cb835bbcdeebad919b156a96930229dc5f705cb03ddafc0fae688dd880e
[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" "61f93cb835bbcdeebad919b156a96930229dc5f705cb03ddafc0fae688dd880e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c_ares_resolver-08cff6b66b8f2b0c)
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::blocking_resolver_is_sync ... ok
[INFO] [stdout] test tests::future_resolver_is_send ... ok
[INFO] [stdout] test tests::future_resolver_is_sync ... ok
[INFO] [stdout] test tests::host_results_is_sync ... ok
[INFO] [stdout] test tests::name_info_result_is_send ... ok
[INFO] [stdout] test tests::name_info_result_is_sync ... ok
[INFO] [stdout] test tests::options_is_send ... ok
[INFO] [stdout] test tests::options_is_sync ... ok
[INFO] [stdout] test tests::resolver_is_send ... ok
[INFO] [stdout] test tests::host_results_is_send ... ok
[INFO] [stdout] test tests::resolver_is_sync ... ok
[INFO] [stdout] test tests::blocking_resolver_is_send ... ok
[INFO] [stdout] test tests::c_ares_future_is_send ... ok
[INFO] [stdout] test tests::c_ares_future_is_sync ... ok
[INFO] [stdout] test tests::error_is_sync ... ok
[INFO] [stdout] test tests::error_is_send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c-ares-resolver
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61f93cb835bbcdeebad919b156a96930229dc5f705cb03ddafc0fae688dd880e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f93cb835bbcdeebad919b156a96930229dc5f705cb03ddafc0fae688dd880e", kill_on_drop: false }`
[INFO] [stdout] 61f93cb835bbcdeebad919b156a96930229dc5f705cb03ddafc0fae688dd880e