[INFO] cloning repository https://github.com/smith61/async_prometheus [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smith61/async_prometheus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmith61%2Fasync_prometheus", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmith61%2Fasync_prometheus'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a7e94ae3b19ae01b7e08164c961e639daf8fa00a [INFO] testing smith61/async_prometheus against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmith61%2Fasync_prometheus" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smith61/async_prometheus on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/smith61/async_prometheus [INFO] finished tweaking git repo https://github.com/smith61/async_prometheus [INFO] tweaked toml for git repo https://github.com/smith61/async_prometheus written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/smith61/async_prometheus already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-rwlock v1.3.0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] c4b79e972af0fbc5d0a2b766e9b327b550576c7d5b5d7103eb25d4950bdae5c1 [INFO] running `Command { std: "docker" "start" "-a" "c4b79e972af0fbc5d0a2b766e9b327b550576c7d5b5d7103eb25d4950bdae5c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4b79e972af0fbc5d0a2b766e9b327b550576c7d5b5d7103eb25d4950bdae5c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4b79e972af0fbc5d0a2b766e9b327b550576c7d5b5d7103eb25d4950bdae5c1", kill_on_drop: false }` [INFO] [stdout] c4b79e972af0fbc5d0a2b766e9b327b550576c7d5b5d7103eb25d4950bdae5c1 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90601a35722dc308734896c11a1e68f654ae78bcff17d714d099b924f925a0cb [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" "90601a35722dc308734896c11a1e68f654ae78bcff17d714d099b924f925a0cb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-core v0.3.12 [INFO] [stderr] Compiling futures-sink v0.3.12 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling futures-io v0.3.12 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling futures-channel v0.3.12 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-rwlock v1.3.0 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling futures-util v0.3.12 [INFO] [stderr] Compiling futures-executor v0.3.12 [INFO] [stderr] Compiling futures v0.3.12 [INFO] [stderr] Compiling async_prometheus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.66s [INFO] running `Command { std: "docker" "inspect" "90601a35722dc308734896c11a1e68f654ae78bcff17d714d099b924f925a0cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90601a35722dc308734896c11a1e68f654ae78bcff17d714d099b924f925a0cb", kill_on_drop: false }` [INFO] [stdout] 90601a35722dc308734896c11a1e68f654ae78bcff17d714d099b924f925a0cb [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ab0ed4d973471734677ed3a6bd495157436827fbb14be0b1ae7ea345d4839a3 [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" "0ab0ed4d973471734677ed3a6bd495157436827fbb14be0b1ae7ea345d4839a3", kill_on_drop: false }` [INFO] [stderr] Compiling async_prometheus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `Command { std: "docker" "inspect" "0ab0ed4d973471734677ed3a6bd495157436827fbb14be0b1ae7ea345d4839a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ab0ed4d973471734677ed3a6bd495157436827fbb14be0b1ae7ea345d4839a3", kill_on_drop: false }` [INFO] [stdout] 0ab0ed4d973471734677ed3a6bd495157436827fbb14be0b1ae7ea345d4839a3 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fc570ebf2e2d12b97676153a48552b78c072312fcb59364266ed763a9d73213f [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" "fc570ebf2e2d12b97676153a48552b78c072312fcb59364266ed763a9d73213f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_prometheus-05d3c4403bf0f0e1) [INFO] [stdout] running 2 tests [INFO] [stderr] Doc-tests async_prometheus [INFO] [stdout] test utils::test::test_escaped_string ... ok [INFO] [stdout] test utils::test::test_is_valid_ident ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fc570ebf2e2d12b97676153a48552b78c072312fcb59364266ed763a9d73213f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc570ebf2e2d12b97676153a48552b78c072312fcb59364266ed763a9d73213f", kill_on_drop: false }` [INFO] [stdout] fc570ebf2e2d12b97676153a48552b78c072312fcb59364266ed763a9d73213f