[INFO] fetching crate pulsar 1.0.1...
[INFO] testing pulsar-1.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pulsar 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pulsar 1.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pulsar 1.0.1
[INFO] finished tweaking crates.io crate pulsar 1.0.1
[INFO] tweaked toml for crates.io crate pulsar 1.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate pulsar 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-native-tls v0.1.0
[INFO] [stderr]   Downloaded futures_codec v0.4.0
[INFO] [stderr]   Downloaded multimap v0.8.1
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02445bdd200f92550fa48be1a704b2c009d2bccd305cccaed95c4a27b554d24a
[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" "02445bdd200f92550fa48be1a704b2c009d2bccd305cccaed95c4a27b554d24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02445bdd200f92550fa48be1a704b2c009d2bccd305cccaed95c4a27b554d24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02445bdd200f92550fa48be1a704b2c009d2bccd305cccaed95c4a27b554d24a", kill_on_drop: false }`
[INFO] [stdout] 02445bdd200f92550fa48be1a704b2c009d2bccd305cccaed95c4a27b554d24a
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a8476857ea4ff5c56465ac68326fdc763024e9c030655b661fc3e10cb4dd0df
[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" "5a8476857ea4ff5c56465ac68326fdc763024e9c030655b661fc3e10cb4dd0df", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling snap v1.0.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling pem v0.8.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling js-sys v0.3.40
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-native-tls v0.1.0
[INFO] [stderr]    Compiling web-sys v0.3.40
[INFO] [stderr]    Compiling pulsar v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling piper v0.1.3
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling smol v0.1.12
[INFO] [stderr]    Compiling futures_codec v0.4.0
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-std v1.6.1
[INFO] [stderr]    Compiling zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]    Compiling zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "5a8476857ea4ff5c56465ac68326fdc763024e9c030655b661fc3e10cb4dd0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8476857ea4ff5c56465ac68326fdc763024e9c030655b661fc3e10cb4dd0df", kill_on_drop: false }`
[INFO] [stdout] 5a8476857ea4ff5c56465ac68326fdc763024e9c030655b661fc3e10cb4dd0df
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f63fcde47711d0a28089c4f81a3f0b998855ad44af36166ce6abeb0eb9a08fb1
[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" "f63fcde47711d0a28089c4f81a3f0b998855ad44af36166ce6abeb0eb9a08fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pulsar v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `pulsar`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name batching --edition=2018 examples/batching.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="async-native-tls"' --cfg 'feature="async-std"' --cfg 'feature="async-std-runtime"' --cfg 'feature="compression"' --cfg 'feature="default"' --cfg 'feature="flate2"' --cfg 'feature="futures_codec"' --cfg 'feature="lz4"' --cfg 'feature="snap"' --cfg 'feature="tokio"' --cfg 'feature="tokio-native-tls"' --cfg 'feature="tokio-runtime"' --cfg 'feature="tokio-util"' --cfg 'feature="zstd"' -C metadata=f8d4cf85bae02ce4 -C extra-filename=-f8d4cf85bae02ce4 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern async_native_tls=/opt/rustwide/target/debug/deps/libasync_native_tls-8e8b1da02b6bc6c3.rlib --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-78523dd0c0f69d22.rlib --extern bit_vec=/opt/rustwide/target/debug/deps/libbit_vec-24f158dff811c3e6.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-27740e2e33c87464.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-b51fc6b3a4da0863.rlib --extern crc=/opt/rustwide/target/debug/deps/libcrc-699ee3a7682dc9ac.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-47d9c888e932c435.rlib --extern flate2=/opt/rustwide/target/debug/deps/libflate2-a896195092597f29.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-1fef9f0fbc79aae9.rlib --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-8c5eca7d58065d3b.rlib --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-93e8c7194b435267.rlib --extern futures_codec=/opt/rustwide/target/debug/deps/libfutures_codec-b8c2fa36cbd27014.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-d2a1e2eb6b4ad2a9.rlib --extern lz4=/opt/rustwide/target/debug/deps/liblz4-4c1998c401d795b0.rlib --extern native_tls=/opt/rustwide/target/debug/deps/libnative_tls-f8f894424d5d4f48.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-228bda75307db6b2.rlib --extern pem=/opt/rustwide/target/debug/deps/libpem-a3669837000d11ab.rlib --extern prost=/opt/rustwide/target/debug/deps/libprost-61724d4b74161d66.rlib --extern prost_derive=/opt/rustwide/target/debug/deps/libprost_derive-4dfcc5058fc85d29.so --extern pulsar=/opt/rustwide/target/debug/deps/libpulsar-72c6ffaaaae69d64.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-87c76f7a3609a5dc.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-13c5d227079b7de9.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-f77716835265db62.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c2160574087b031e.rlib --extern snap=/opt/rustwide/target/debug/deps/libsnap-a83bf6110b2da766.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-b27e272e4ad19bb4.rlib --extern tokio_native_tls=/opt/rustwide/target/debug/deps/libtokio_native_tls-15928b0586db0a69.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-4279e6d67872f653.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-7a1f69ccf77512fa.rlib --extern zstd=/opt/rustwide/target/debug/deps/libzstd-2a85e71d2416bbf0.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/lz4-sys-10cb97ab65171746/out -L native=/opt/rustwide/target/debug/build/zstd-sys-827235de74398c44/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f63fcde47711d0a28089c4f81a3f0b998855ad44af36166ce6abeb0eb9a08fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63fcde47711d0a28089c4f81a3f0b998855ad44af36166ce6abeb0eb9a08fb1", kill_on_drop: false }`
[INFO] [stdout] f63fcde47711d0a28089c4f81a3f0b998855ad44af36166ce6abeb0eb9a08fb1