[INFO] fetching crate solana-ws 0.2.0...
[INFO] testing solana-ws-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate solana-ws 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate solana-ws 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate solana-ws 0.2.0
[INFO] finished tweaking crates.io crate solana-ws 0.2.0
[INFO] tweaked toml for crates.io crate solana-ws 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3c0d9353c360562b0f52df8aa64e121517ef0070e2e6702988999b338d2032a
[INFO] running `"docker" "start" "-a" "c3c0d9353c360562b0f52df8aa64e121517ef0070e2e6702988999b338d2032a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling solana-ws v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     Custom(Box<StdError + Send + Sync>),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:84:34
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn into_box(self) -> Box<StdError> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/result.rs:130:32
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `"docker" "inspect" "c3c0d9353c360562b0f52df8aa64e121517ef0070e2e6702988999b338d2032a"`
[INFO] running `"docker" "rm" "-f" "c3c0d9353c360562b0f52df8aa64e121517ef0070e2e6702988999b338d2032a"`
[INFO] [stdout] c3c0d9353c360562b0f52df8aa64e121517ef0070e2e6702988999b338d2032a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c2fecd7043ac096d2c14686f126022844a635042383f9e8b0103155ce0f92b5
[INFO] running `"docker" "start" "-a" "2c2fecd7043ac096d2c14686f126022844a635042383f9e8b0103155ce0f92b5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     Custom(Box<StdError + Send + Sync>),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:84:34
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn into_box(self) -> Box<StdError> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/result.rs:130:32
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling solana-ws v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> examples/router.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |     inner: Box<ws::Handler>,
[INFO] [stderr]   |                ^^^^^^^^^^^ help: use `dyn`: `dyn ws::Handler`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> examples/router.rs:13:63
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> examples/router.rs:82:63
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/threaded.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/server.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> examples/router.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     env_logger::init();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/pong.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/bench.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/peer2peer.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/channel.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/cli.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     Custom(Box<StdError + Send + Sync>),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:84:34
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn into_box(self) -> Box<StdError> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/result.rs:130:32
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/shared.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     env_logger::init();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> examples/html_chat.rs:43:55
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn on_request(&mut self, req: &Request) -> Result<(Response)> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `solana-ws`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name solana_ws src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=c9b8c943cfb63c10 -C extra-filename=-c9b8c943cfb63c10 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-78580fbf595daae7.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-2ffcba0cde1fb7f2.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-7405bb46f1060ba2.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-775197088ca4b7b6.rlib --extern httparse=/opt/rustwide/target/debug/deps/libhttparse-d5a9ecda4ab3c948.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-3d65ebee37a7b6c8.rlib --extern mio=/opt/rustwide/target/debug/deps/libmio-340cc385c38e5b89.rlib --extern mio_extras=/opt/rustwide/target/debug/deps/libmio_extras-3a5fdbcb50495d54.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9cc9e44aa3d9199f.rlib --extern sha1=/opt/rustwide/target/debug/deps/libsha1-ddde088204eab677.rlib --extern slab=/opt/rustwide/target/debug/deps/libslab-4c5e5a4b1eda1a25.rlib --extern term=/opt/rustwide/target/debug/deps/libterm-46933b83d2e4f6f6.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-23183ca53583039d.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-8fcd65f1306150c3.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2c2fecd7043ac096d2c14686f126022844a635042383f9e8b0103155ce0f92b5"`
[INFO] running `"docker" "rm" "-f" "2c2fecd7043ac096d2c14686f126022844a635042383f9e8b0103155ce0f92b5"`
[INFO] [stdout] 2c2fecd7043ac096d2c14686f126022844a635042383f9e8b0103155ce0f92b5