[INFO] fetching crate xi-trace 0.2.0...
[INFO] testing xi-trace-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate xi-trace 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate xi-trace 0.2.0 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 xi-trace 0.2.0
[INFO] finished tweaking crates.io crate xi-trace 0.2.0
[INFO] tweaked toml for crates.io crate xi-trace 0.2.0 written to /workspace/builds/worker-8/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 5c6c98a6a889fc16304ebc59200af469530737231c92110f418aabc61769b43f
[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" "5c6c98a6a889fc16304ebc59200af469530737231c92110f418aabc61769b43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c6c98a6a889fc16304ebc59200af469530737231c92110f418aabc61769b43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6c98a6a889fc16304ebc59200af469530737231c92110f418aabc61769b43f", kill_on_drop: false }`
[INFO] [stdout] 5c6c98a6a889fc16304ebc59200af469530737231c92110f418aabc61769b43f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f3e7d2061810e6872c2f3e8d4f229faa8629fee18180c900fc90df6b8d897954
[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" "f3e7d2061810e6872c2f3e8d4f229faa8629fee18180c900fc90df6b8d897954", kill_on_drop: false }`
[INFO] [stderr]    Compiling xi-trace v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "f3e7d2061810e6872c2f3e8d4f229faa8629fee18180c900fc90df6b8d897954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3e7d2061810e6872c2f3e8d4f229faa8629fee18180c900fc90df6b8d897954", kill_on_drop: false }`
[INFO] [stdout] f3e7d2061810e6872c2f3e8d4f229faa8629fee18180c900fc90df6b8d897954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed3d1e9c50f1fab17e6ebdb2b448ccd4173d8d2568a8ed5741cd1e9ba1756bab
[INFO] running `Command { std: "docker" "start" "-a" "ed3d1e9c50f1fab17e6ebdb2b448ccd4173d8d2568a8ed5741cd1e9ba1756bab", kill_on_drop: false }`
[INFO] [stderr]    Compiling xi-trace v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "ed3d1e9c50f1fab17e6ebdb2b448ccd4173d8d2568a8ed5741cd1e9ba1756bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3d1e9c50f1fab17e6ebdb2b448ccd4173d8d2568a8ed5741cd1e9ba1756bab", kill_on_drop: false }`
[INFO] [stdout] ed3d1e9c50f1fab17e6ebdb2b448ccd4173d8d2568a8ed5741cd1e9ba1756bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d3660b1a7200920cea00f799d601d549bbae0dc2fb6da99e3d027c38b35bec46
[INFO] running `Command { std: "docker" "start" "-a" "d3660b1a7200920cea00f799d601d549bbae0dc2fb6da99e3d027c38b35bec46", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xi_trace-4a80a5b889f488b4)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test chrome_trace_dump::tests::test_chrome_trace_deserialization ... ok
[INFO] [stdout] test tests::test_get_samples_nested_trace ... ok
[INFO] [stdout] test chrome_trace_dump::tests::test_chrome_trace_serialization ... ok
[INFO] [stdout] test tests::test_trace_disabled ... ok
[INFO] [stdout] test tests::test_disable_drops_all_samples ... ok
[INFO] [stdout] test tests::test_samples_pulse ... ok
[INFO] [stdout] test tests::test_samples_block ... ok
[INFO] [stdout] test tests::test_samples_closure ... ok
[INFO] [stdout] test tests::test_cross_process_samples ... ok
[INFO] [stdout] test tests::test_get_samples ... ok
[INFO] [stdout] test fixed_lifo_deque::tests::test_basic_insertions ... ok
[INFO] [stdout] test tests::test_get_sorted_samples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xi-trace
[INFO] [stderr] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stderr]   --> /opt/rustwide/workdir/src/chrome_trace_dump.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | / /// This serializes the samples into the [Chrome trace event format](https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=...
[INFO] [stderr] 67 | | ///
[INFO] [stderr] 68 | | /// # Arguments
[INFO] [stderr] 69 | | /// `samples` - Something that can be converted into an iterator of sample
[INFO] [stderr] ...  |
[INFO] [stderr] 83 | | /// serialize(samples.iter(), serialized);
[INFO] [stderr] 84 | | /// ```
[INFO] [stderr]    | |_______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(rustdoc::invalid_codeblock_attributes)]` on by default
[INFO] [stderr]    = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 5 tests
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - trace_payload (line 927) ... ignored
[INFO] [stdout] test src/lib.rs - trace_payload (line 921) ... ok
[INFO] [stdout] test src/lib.rs - trace (line 883) ... ok
[INFO] [stdout] test src/lib.rs - trace_block (line 962) ... ok
[INFO] [stdout] test src/lib.rs - trace_closure (line 1019) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d3660b1a7200920cea00f799d601d549bbae0dc2fb6da99e3d027c38b35bec46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3660b1a7200920cea00f799d601d549bbae0dc2fb6da99e3d027c38b35bec46", kill_on_drop: false }`
[INFO] [stdout] d3660b1a7200920cea00f799d601d549bbae0dc2fb6da99e3d027c38b35bec46