[INFO] updating cached repository https://github.com/jessegrosjean/grpc_streaming_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bec712dcd2b366a101589192a4ca1f3054fad3b
[INFO] checking jessegrosjean/grpc_streaming_test against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjessegrosjean%2Fgrpc_streaming_test" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jessegrosjean/grpc_streaming_test on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jessegrosjean/grpc_streaming_test
[INFO] finished tweaking git repo https://github.com/jessegrosjean/grpc_streaming_test
[INFO] tweaked toml for git repo https://github.com/jessegrosjean/grpc_streaming_test written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/jessegrosjean/grpc_streaming_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adc506b51d52c360f5037023ce4739f0ba15395068693eab7635fb7282db3534
[INFO] running `Command { std: "docker" "start" "-a" "adc506b51d52c360f5037023ce4739f0ba15395068693eab7635fb7282db3534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc506b51d52c360f5037023ce4739f0ba15395068693eab7635fb7282db3534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc506b51d52c360f5037023ce4739f0ba15395068693eab7635fb7282db3534", kill_on_drop: false }`
[INFO] [stdout] adc506b51d52c360f5037023ce4739f0ba15395068693eab7635fb7282db3534
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cddaeba94f2608a6ea1d0031190b28b3f4d3c585575f0f31cf481b72f26255d
[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" "0cddaeba94f2608a6ea1d0031190b28b3f4d3c585575f0f31cf481b72f26255d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling protobuf v2.4.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling protoc v2.4.2
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling cmake v0.1.37
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling grpcio-sys v0.4.4
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking slog-scope v4.1.1
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling protobuf-codegen v2.4.2
[INFO] [stderr]    Compiling grpcio-compiler v0.4.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling protoc-grpcio v1.0.1
[INFO] [stderr]    Compiling grpc-streaming-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `grpc-streaming-test v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/grpc-streaming-test-fa5cc3e0956c83ae/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to compile gRPC definitions!: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0: failure::backtrace::internal::InternalBacktrace::new::h99c9badee65d0f4b (0x56530c8e7455)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stderr]      1: failure::backtrace::Backtrace::new::h89ebf56a0ea471af (0x56530c8e5f8d)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stderr]      2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hf089513dfea9f115 (0x56530c89e3cb)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stderr]      3: <failure::error::Error as core::convert::From<F>>::from::hab91b2e25ace0ed6 (0x56530c89fd0e)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stderr]      4: <T as core::convert::Into<U>>::into::hedd2fa5dee56db4b (0x56530c89fa9e)
[INFO] [stderr]                at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libcore/convert/mod.rs:560
[INFO] [stderr]      5: failure::context::Context<D>::with_err::h270bbfbeadafb200 (0x56530c895ddd)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/context.rs:105
[INFO] [stderr]      6: failure::Fail::context::hc505e5bfd3eeb189 (0x56530c8a03b5)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/lib.rs:160
[INFO] [stderr]      7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}::h0d2f756db3b5bc52 (0x56530c8a1f25)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stderr]      8: core::result::Result<T,E>::map_err::hf7064fdae447a252 (0x56530c89be01)
[INFO] [stderr]                at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libcore/result.rs:612
[INFO] [stderr]      9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::h4ac64f28e99b74b9 (0x56530c89c41d)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stderr]     10: protoc_grpcio::write_out_generated_files::h3a8e618d5e36bfcc (0x56530c892e17)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-1.0.1/src/lib.rs:91
[INFO] [stderr]     11: protoc_grpcio::compile_grpc_protos::h701e025a86de58f9 (0x56530c8922cd)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-1.0.1/src/lib.rs:260
[INFO] [stderr]     12: build_script_build::main::h61af4e70a235a160 (0x56530c89f2b7)
[INFO] [stderr]                at /opt/rustwide/workdir/build.rs:5
[INFO] [stderr]     13: std::rt::lang_start::{{closure}}::h16a16daff63ddef8 (0x56530c8a106a)
[INFO] [stderr]                at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/rt.rs:67
[INFO] [stderr]     14: std::rt::lang_start_internal::{{closure}}::h6d7ca43fc52cff4a (0x56530cb44f52)
[INFO] [stderr]                at src/libstd/rt.rs:52
[INFO] [stderr]         std::panicking::try::do_call::h89610ba8f4fbfe54
[INFO] [stderr]                at src/libstd/panicking.rs:348
[INFO] [stderr]         std::panicking::try::h69595087e4498dc2
[INFO] [stderr]                at src/libstd/panicking.rs:325
[INFO] [stderr]         std::panic::catch_unwind::ha2aa2ebd78a46e0d
[INFO] [stderr]                at src/libstd/panic.rs:394
[INFO] [stderr]         std::rt::lang_start_internal::h2ae59503bb8c048c
[INFO] [stderr]                at src/libstd/rt.rs:51
[INFO] [stderr]     15: std::rt::lang_start::h3dd504260c9a5021 (0x56530c8a1046)
[INFO] [stderr]                at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/rt.rs:67
[INFO] [stderr]     16: main (0x56530c89f329)
[INFO] [stderr]     17: __libc_start_main (0x7f6d759870b2)
[INFO] [stderr]     18: _start (0x56530c88d1cd)
[INFO] [stderr]     19: <unknown> (0x0)
[INFO] [stderr] 
[INFO] [stderr]   failed to create "src/api/api_grpc.rs"
[INFO] [stderr] 
[INFO] [stderr]   failed to write generated grpc definitions', build.rs:11:6
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56530cb42005 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x56530cb42005 - backtrace::backtrace::trace_unsynchronized::hc29c6e6df26d44d7
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x56530cb42005 - std::sys_common::backtrace::_print_fmt::h4c9f4993b039bd03
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x56530cb42005 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h91f5cfffa0da5a7a
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x56530cb6b2cc - core::fmt::write::h540ac4a6a1232abc
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x56530cb3f5d2 - std::io::Write::write_fmt::h5e28da8ce574bfe8
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x56530cb44540 - std::sys_common::backtrace::_print::h0ceef71d03fb70bc
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x56530cb44540 - std::sys_common::backtrace::print::h1bacb65357a70fca
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x56530cb44540 - std::panicking::default_hook::{{closure}}::h249639eade443064
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x56530cb4428c - std::panicking::default_hook::hbe64ddeb621910df
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x56530cb44b83 - std::panicking::rust_panic_with_hook::h16376479909ace6a
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x56530cb4477b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x56530cb69231 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stderr]                                  at src/libcore/panicking.rs:85
[INFO] [stderr]     13:     0x56530cb69053 - core::option::expect_none_failed::hf79bbb5ca7e09e08
[INFO] [stderr]                                  at src/libcore/option.rs:1269
[INFO] [stderr]     14:     0x56530c89b566 - core::result::Result<T,E>::expect::ha39cf5820efc9d47
[INFO] [stderr]                                  at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libcore/result.rs:963
[INFO] [stderr]     15:     0x56530c89f2f2 - build_script_build::main::h61af4e70a235a160
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:5
[INFO] [stderr]     16:     0x56530c8a106b - std::rt::lang_start::{{closure}}::h16a16daff63ddef8
[INFO] [stderr]                                  at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/rt.rs:67
[INFO] [stderr]     17:     0x56530cb44f53 - std::rt::lang_start_internal::{{closure}}::h6d7ca43fc52cff4a
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     18:     0x56530cb44f53 - std::panicking::try::do_call::h89610ba8f4fbfe54
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     19:     0x56530cb44f53 - std::panicking::try::h69595087e4498dc2
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     20:     0x56530cb44f53 - std::panic::catch_unwind::ha2aa2ebd78a46e0d
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     21:     0x56530cb44f53 - std::rt::lang_start_internal::h2ae59503bb8c048c
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     22:     0x56530c8a1047 - std::rt::lang_start::h3dd504260c9a5021
[INFO] [stderr]                                  at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/rt.rs:67
[INFO] [stderr]     23:     0x56530c89f32a - main
[INFO] [stderr]     24:     0x7f6d759870b3 - __libc_start_main
[INFO] [stderr]     25:     0x56530c88d1ce - _start
[INFO] [stderr]     26:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0cddaeba94f2608a6ea1d0031190b28b3f4d3c585575f0f31cf481b72f26255d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cddaeba94f2608a6ea1d0031190b28b3f4d3c585575f0f31cf481b72f26255d", kill_on_drop: false }`
[INFO] [stdout] 0cddaeba94f2608a6ea1d0031190b28b3f4d3c585575f0f31cf481b72f26255d