[INFO] fetching crate zookeeper-async 2.1.0...
[INFO] testing zookeeper-async-2.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate zookeeper-async 2.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate zookeeper-async 2.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zookeeper-async 2.1.0
[INFO] finished tweaking crates.io crate zookeeper-async 2.1.0
[INFO] tweaked toml for crates.io crate zookeeper-async 2.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate zookeeper-async 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded derive_more v0.99.9
[INFO] [stderr]   Downloaded async-trait v0.1.37
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea98a9fc6c32df1da54a167fe5a7f0bc78ba4f94304564c7bb861da1a58a555a
[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" "ea98a9fc6c32df1da54a167fe5a7f0bc78ba4f94304564c7bb861da1a58a555a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea98a9fc6c32df1da54a167fe5a7f0bc78ba4f94304564c7bb861da1a58a555a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea98a9fc6c32df1da54a167fe5a7f0bc78ba4f94304564c7bb861da1a58a555a", kill_on_drop: false }`
[INFO] [stdout] ea98a9fc6c32df1da54a167fe5a7f0bc78ba4f94304564c7bb861da1a58a555a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 079e1ba823153fbf35c2114703b23f941c1058c323aeb104645cb6544fb79a21
[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" "079e1ba823153fbf35c2114703b23f941c1058c323aeb104645cb6544fb79a21", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.15
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling async-trait v0.1.37
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling num_enum v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling zookeeper-async v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "079e1ba823153fbf35c2114703b23f941c1058c323aeb104645cb6544fb79a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079e1ba823153fbf35c2114703b23f941c1058c323aeb104645cb6544fb79a21", kill_on_drop: false }`
[INFO] [stdout] 079e1ba823153fbf35c2114703b23f941c1058c323aeb104645cb6544fb79a21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3830105bfd7877e0e7bdc5b35986ac23a17349835c4613af555fe04d8ce0d056
[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" "3830105bfd7877e0e7bdc5b35986ac23a17349835c4613af555fe04d8ce0d056", kill_on_drop: false }`
[INFO] [stderr]    Compiling zookeeper-async v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `kill_an_instance`
[INFO] [stdout]   --> tests/test.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn kill_an_instance(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill_an_instance`
[INFO] [stdout]   --> tests/test.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn kill_an_instance(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill_an_instance`
[INFO] [stdout]   --> tests/test.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn kill_an_instance(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zookeeper-async`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name test_zk --edition=2018 tests/test_zk.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=0f971df6b8700781 -C extra-filename=-0f971df6b8700781 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-2a76c255c30d0c9c.so --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f7f925fcf7e16859.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c6b4106777e084f0.rlib --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-092c28225a35487f.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-749c2a1032bef363.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib --extern num_enum=/opt/rustwide/target/debug/deps/libnum_enum-73290e2e85b5aa1b.rlib --extern snowflake=/opt/rustwide/target/debug/deps/libsnowflake-9f558aa69e5f47a3.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-89407fe8113198ce.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-1bd5ec114e114917.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-ac43d136a53be103.rlib --extern zookeeper_async=/opt/rustwide/target/debug/deps/libzookeeper_async-36a7b2b67f864c62.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3830105bfd7877e0e7bdc5b35986ac23a17349835c4613af555fe04d8ce0d056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3830105bfd7877e0e7bdc5b35986ac23a17349835c4613af555fe04d8ce0d056", kill_on_drop: false }`
[INFO] [stdout] 3830105bfd7877e0e7bdc5b35986ac23a17349835c4613af555fe04d8ce0d056
