[INFO] fetching crate http-zipkin 0.3.0...
[INFO] testing http-zipkin-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate http-zipkin 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate http-zipkin 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http-zipkin 0.3.0
[INFO] finished tweaking crates.io crate http-zipkin 0.3.0
[INFO] tweaked toml for crates.io crate http-zipkin 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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 zipkin v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] f2bcb788aea6e78c093cb7a35fabf72241939309ab6473fd0a64de1564b511fe
[INFO] running `Command { std: "docker" "start" "-a" "f2bcb788aea6e78c093cb7a35fabf72241939309ab6473fd0a64de1564b511fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2bcb788aea6e78c093cb7a35fabf72241939309ab6473fd0a64de1564b511fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bcb788aea6e78c093cb7a35fabf72241939309ab6473fd0a64de1564b511fe", kill_on_drop: false }`
[INFO] [stdout] f2bcb788aea6e78c093cb7a35fabf72241939309ab6473fd0a64de1564b511fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b71da675b3f4265836aab3c0283002e1e156d974970a83c7a6d0626340416e
[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" "f0b71da675b3f4265836aab3c0283002e1e156d974970a83c7a6d0626340416e", kill_on_drop: false }`
[INFO] [stderr]    Compiling zipkin-types v0.1.0
[INFO] [stderr]    Compiling zipkin v0.4.2
[INFO] [stderr]    Compiling http-zipkin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "f0b71da675b3f4265836aab3c0283002e1e156d974970a83c7a6d0626340416e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b71da675b3f4265836aab3c0283002e1e156d974970a83c7a6d0626340416e", kill_on_drop: false }`
[INFO] [stdout] f0b71da675b3f4265836aab3c0283002e1e156d974970a83c7a6d0626340416e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3fab4c685ad1e28a683decd873eb5fea5944daf503916853ea7e46964af0aad
[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" "a3fab4c685ad1e28a683decd873eb5fea5944daf503916853ea7e46964af0aad", kill_on_drop: false }`
[INFO] [stderr]    Compiling http-zipkin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "a3fab4c685ad1e28a683decd873eb5fea5944daf503916853ea7e46964af0aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fab4c685ad1e28a683decd873eb5fea5944daf503916853ea7e46964af0aad", kill_on_drop: false }`
[INFO] [stdout] a3fab4c685ad1e28a683decd873eb5fea5944daf503916853ea7e46964af0aad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", 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] 8be21bde5fe5a222d1eeb1527bbadcd8a6b9d42bcf986b25d4db34b513d6d72a
[INFO] running `Command { std: "docker" "start" "-a" "8be21bde5fe5a222d1eeb1527bbadcd8a6b9d42bcf986b25d4db34b513d6d72a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/http_zipkin-010edd115d21c5a4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests http-zipkin
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test::flags_debug ... ok
[INFO] [stdout] test test::flags_empty_single ... ok
[INFO] [stdout] test test::flags_empty ... ok
[INFO] [stdout] test test::flags_sampled ... ok
[INFO] [stdout] test test::flags_debug_single ... ok
[INFO] [stdout] test test::flags_sampled_single ... ok
[INFO] [stdout] test test::trace_context ... ok
[INFO] [stdout] test test::trace_context_minimal_single ... ok
[INFO] [stdout] test test::trace_context_parentless_single ... ok
[INFO] [stdout] test test::flags_unsampled ... ok
[INFO] [stdout] test test::flags_unsampled_single ... ok
[INFO] [stdout] test test::trace_context_single ... ok
[INFO] [stdout] test test::trace_context_unsampled_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "8be21bde5fe5a222d1eeb1527bbadcd8a6b9d42bcf986b25d4db34b513d6d72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be21bde5fe5a222d1eeb1527bbadcd8a6b9d42bcf986b25d4db34b513d6d72a", kill_on_drop: false }`
[INFO] [stdout] 8be21bde5fe5a222d1eeb1527bbadcd8a6b9d42bcf986b25d4db34b513d6d72a