[INFO] fetching crate jupyter-client 0.1.0...
[INFO] testing jupyter-client-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate jupyter-client 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate jupyter-client 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jupyter-client 0.1.0
[INFO] finished tweaking crates.io crate jupyter-client 0.1.0
[INFO] tweaked toml for crates.io crate jupyter-client 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baaf6226b70c3d8e6426eda7a04db1570a32adabcc5b69be14f1a73f92cd0662
[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" "baaf6226b70c3d8e6426eda7a04db1570a32adabcc5b69be14f1a73f92cd0662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baaf6226b70c3d8e6426eda7a04db1570a32adabcc5b69be14f1a73f92cd0662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baaf6226b70c3d8e6426eda7a04db1570a32adabcc5b69be14f1a73f92cd0662", kill_on_drop: false }`
[INFO] [stdout] baaf6226b70c3d8e6426eda7a04db1570a32adabcc5b69be14f1a73f92cd0662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f976e0080a210416dad637b161d89038d4fc91d8e6f20974d7d99e463a74d00
[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" "8f976e0080a210416dad637b161d89038d4fc91d8e6f20974d7d99e463a74d00", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling zmq v0.8.3
[INFO] [stderr]    Compiling jupyter-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.84s
[INFO] running `Command { std: "docker" "inspect" "8f976e0080a210416dad637b161d89038d4fc91d8e6f20974d7d99e463a74d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f976e0080a210416dad637b161d89038d4fc91d8e6f20974d7d99e463a74d00", kill_on_drop: false }`
[INFO] [stdout] 8f976e0080a210416dad637b161d89038d4fc91d8e6f20974d7d99e463a74d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ff85067b36c18ae50b59b5097e292d49921f562b8a44bd4154397a2504ec151
[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" "7ff85067b36c18ae50b59b5097e292d49921f562b8a44bd4154397a2504ec151", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling jupyter-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.shutdown.clwa23vh-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f" "/opt/rustwide/target/debug/examples/shutdown-2d549d87a4b7ce7f.1tcxsiez2s4qw5n4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstructopt-28fd45cd2537d1f3.rlib" "/opt/rustwide/target/debug/deps/libclap-55c0c88d018a5e9d.rlib" "/opt/rustwide/target/debug/deps/libvec_map-97b2d50686bf36e9.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-c6e5ad5dd55bdd8b.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-6a2548713a451fe0.rlib" "/opt/rustwide/target/debug/deps/libstrsim-8b805b0832095d99.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/libansi_term-017778a055950e81.rlib" "/opt/rustwide/target/debug/deps/libjupyter_client-d6b6c515d5a2c6f8.rlib" "/opt/rustwide/target/debug/deps/libzmq-9df993bd0c4ebc86.rlib" "/opt/rustwide/target/debug/deps/libzmq_sys-9d2a628f39ccef29.rlib" "/opt/rustwide/target/debug/deps/libuuid-242577fe959291df.rlib" "/opt/rustwide/target/debug/deps/librand-3549d7513f16caa9.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-716d63fd76a0fe98.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-8c3fe0cebc0277da.rlib" "/opt/rustwide/target/debug/deps/librand_hc-4231c088ff76b208.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-93019106e9a94e72.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-cb6ff27a0198ffaa.rlib" "/opt/rustwide/target/debug/deps/librand_core-576f07123c305a17.rlib" "/opt/rustwide/target/debug/deps/librand_os-e5358ec697bd40c6.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-179f10980ade89d3.rlib" "/opt/rustwide/target/debug/deps/librand_core-fe89edf997f58b50.rlib" "/opt/rustwide/target/debug/deps/libsha2-7ba08d8c1618e1f4.rlib" "/opt/rustwide/target/debug/deps/libopaque_debug-efd5d3f8c67be758.rlib" "/opt/rustwide/target/debug/deps/libfake_simd-3704098158514f49.rlib" "/opt/rustwide/target/debug/deps/libblock_buffer-58c0475c8a4b3382.rlib" "/opt/rustwide/target/debug/deps/libblock_padding-0cbcbf39d870dce5.rlib" "/opt/rustwide/target/debug/deps/libbyte_tools-7b41428fbe7b62c6.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-0d97d10b9dc401d8.rlib" "/opt/rustwide/target/debug/deps/libserde_json-42d3722033692613.rlib" "/opt/rustwide/target/debug/deps/libryu-37b6e9a22bb2209d.rlib" "/opt/rustwide/target/debug/deps/libitoa-44123fecdb9f4ce0.rlib" "/opt/rustwide/target/debug/deps/libserde-c0f7028f9292451d.rlib" "/opt/rustwide/target/debug/deps/libhmac-9fd505c5cbe26133.rlib" "/opt/rustwide/target/debug/deps/libcrypto_mac-757ec53960a1749b.rlib" "/opt/rustwide/target/debug/deps/libsubtle-203f19858ca045df.rlib" "/opt/rustwide/target/debug/deps/libdigest-560da67ecda1b926.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-863acf4de67dbc62.rlib" "/opt/rustwide/target/debug/deps/libtypenum-a5e8dd74bd8dfb37.rlib" "/opt/rustwide/target/debug/deps/libhex-dc73f0b1a4c71279.rlib" "/opt/rustwide/target/debug/deps/libglob-8eda6a29b2be8c9c.rlib" "/opt/rustwide/target/debug/deps/libfailure-df428a0ba79b6858.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-f1b8f703a2014f1d.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-717c95e0ca43996f.rlib" "/opt/rustwide/target/debug/deps/libadler-797761d55cc6d77d.rlib" "/opt/rustwide/target/debug/deps/libobject-3398b1b82a61cf88.rlib" "/opt/rustwide/target/debug/deps/libaddr2line-57a8d78d4ce5a557.rlib" "/opt/rustwide/target/debug/deps/libgimli-0a231e394c8ed583.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d836a7202f0431f0.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-f324c5343369256d.rlib" "/opt/rustwide/target/debug/deps/libdirs-a1d173a0e82607f1.rlib" "/opt/rustwide/target/debug/deps/libchrono-5fd9f7f8c1d8d832.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e94630215054e891.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-976916f1151500ce.rlib" "/opt/rustwide/target/debug/deps/libtime-5b171a24a07e4026.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-de0af02c7de81b4d.rlib" "/opt/rustwide/target/debug/deps/libregex-62e055e6c3a1f4aa.rlib" "/opt/rustwide/target/debug/deps/libthread_local-76e36b18ae5ab5a5.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-2b91d401512672d8.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-e01381020880b078.rlib" "/opt/rustwide/target/debug/deps/libmemchr-e03602aba27a22bc.rlib" "/opt/rustwide/target/debug/deps/libatty-a56a033fb6ef07fa.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "/opt/rustwide/target/debug/deps/libhumantime-a0805a6c6ee779f1.rlib" "/opt/rustwide/target/debug/deps/libquick_error-02525b70077f996f.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-57c3f695e7f9ae9b.rlib" "/opt/rustwide/target/debug/deps/liblog-e85f58044ae91ffe.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lzmq" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jupyter-client`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7ff85067b36c18ae50b59b5097e292d49921f562b8a44bd4154397a2504ec151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff85067b36c18ae50b59b5097e292d49921f562b8a44bd4154397a2504ec151", kill_on_drop: false }`
[INFO] [stdout] 7ff85067b36c18ae50b59b5097e292d49921f562b8a44bd4154397a2504ec151