[INFO] crate ws 0.9.1 is already in cache
[INFO] testing ws-0.9.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate ws 0.9.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ws 0.9.1 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 ws 0.9.1
[INFO] finished tweaking crates.io crate ws 0.9.1
[INFO] tweaked toml for crates.io crate ws 0.9.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate ws 0.9.1 already has a lockfile, it will not be regenerated
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e4a47337d706d8b2ba797c0e9dbce631acfcc691ac8ed26ce7fa80025f440e8f
[INFO] running `"docker" "start" "-a" "e4a47337d706d8b2ba797c0e9dbce631acfcc691ac8ed26ce7fa80025f440e8f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling ws v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `"docker" "inspect" "e4a47337d706d8b2ba797c0e9dbce631acfcc691ac8ed26ce7fa80025f440e8f"`
[INFO] running `"docker" "rm" "-f" "e4a47337d706d8b2ba797c0e9dbce631acfcc691ac8ed26ce7fa80025f440e8f"`
[INFO] [stdout] e4a47337d706d8b2ba797c0e9dbce631acfcc691ac8ed26ce7fa80025f440e8f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 6e20dee7dccf43541f06d15f3875a5c9effb695ee7996f08c75e1e8b6c4b70b1
[INFO] running `"docker" "start" "-a" "6e20dee7dccf43541f06d15f3875a5c9effb695ee7996f08c75e1e8b6c4b70b1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ws v0.9.1 (/opt/rustwide/workdir)
[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 `ws`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autobahn_client examples/autobahn-client.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=f2709e8c1f064921 -C extra-filename=-f2709e8c1f064921 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f8593b3755ad6d95.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-1ef4eb61885bcb5e.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-59842780df51fcb6.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-9345310ebcf6cbb2.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-39e6b2350cabc364.rlib --extern mio_extras=/opt/rustwide/target/debug/deps/libmio_extras-7689bddf2454e7cd.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b9317d5e2f8e2afe.rlib --extern sha1=/opt/rustwide/target/debug/deps/libsha1-4fb3743808bd6078.rlib --extern slab=/opt/rustwide/target/debug/deps/libslab-4c5e5a4b1eda1a25.rlib --extern term=/opt/rustwide/target/debug/deps/libterm-b1892353bce5be2c.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-e2fa6f23ac68d4e8.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-4b02f2091081fe8a.rlib --extern ws=/opt/rustwide/target/debug/deps/libws-ce0f36d7d7014761.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: linking with `cc` failed: signal: 9
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.external_shutdown.651n4gxm-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8" "/opt/rustwide/target/debug/examples/external_shutdown-7c73f4d8f72a5fc8.vrps3krggzmg7dd.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libws-ce0f36d7d7014761.rlib" "/opt/rustwide/target/debug/deps/liburl-4b02f2091081fe8a.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-1a18950811759b5e.rlib" "/opt/rustwide/target/debug/deps/libidna-61407566f8c2f63a.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-379fad04dbb725ca.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-43702341e82bdadb.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-879207079127f333.rlib" "/opt/rustwide/target/debug/deps/libmatches-6c7348f3fc3f1329.rlib" "/opt/rustwide/target/debug/deps/libsha1-4fb3743808bd6078.rlib" "/opt/rustwide/target/debug/deps/libfake_simd-6d4c62c53be8bc6e.rlib" "/opt/rustwide/target/debug/deps/libdigest-d80374fd17468d96.rlib" "/opt/rustwide/target/debug/deps/libopaque_debug-7cbc09ddcfac8e21.rlib" "/opt/rustwide/target/debug/deps/libblock_buffer-3b27abc8bd586f87.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-ac92ba12fe754ef6.rlib" "/opt/rustwide/target/debug/deps/libtypenum-5a3b86744df5d546.rlib" "/opt/rustwide/target/debug/deps/libblock_padding-8787e8bc20b9ac25.rlib" "/opt/rustwide/target/debug/deps/libbyte_tools-20329b2fab992baf.rlib" "/opt/rustwide/target/debug/deps/librand-b9317d5e2f8e2afe.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-c5acd702ad42b51e.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-aee8e16a55ca2190.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-21448f6243ece856.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-36bd8bbfaaa85bd1.rlib" "/opt/rustwide/target/debug/deps/librand_core-576d5636a831e23c.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-de5df5ff5c0a543f.rlib" "/opt/rustwide/target/debug/deps/libmio_extras-7689bddf2454e7cd.rlib" "/opt/rustwide/target/debug/deps/liblazycell-8af75650e0be4a4b.rlib" "/opt/rustwide/target/debug/deps/libmio-39e6b2350cabc364.rlib" "/opt/rustwide/target/debug/deps/liblog-3d65ebee37a7b6c8.rlib" "/opt/rustwide/target/debug/deps/libslab-4c5e5a4b1eda1a25.rlib" "/opt/rustwide/target/debug/deps/libnet2-bda8ece23756ac4a.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-0d7329a98a9ffead.rlib" "/opt/rustwide/target/debug/deps/libhttparse-d5a9ecda4ab3c948.rlib" "/opt/rustwide/target/debug/deps/libbytes-1ef4eb61885bcb5e.rlib" "/opt/rustwide/target/debug/deps/libiovec-0a3f1fc295f55182.rlib" "/opt/rustwide/target/debug/deps/liblibc-ab23e6194275603a.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f8593b3755ad6d95.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: 
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6e20dee7dccf43541f06d15f3875a5c9effb695ee7996f08c75e1e8b6c4b70b1"`
[INFO] running `"docker" "rm" "-f" "6e20dee7dccf43541f06d15f3875a5c9effb695ee7996f08c75e1e8b6c4b70b1"`
[INFO] [stdout] 6e20dee7dccf43541f06d15f3875a5c9effb695ee7996f08c75e1e8b6c4b70b1