[INFO] cloning repository https://github.com/rustox/grpc-calculator-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustox/grpc-calculator-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustox%2Fgrpc-calculator-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustox%2Fgrpc-calculator-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8851591c4dfca9b0f76866fc9251ad0ba914b3a
[INFO] documenting rustox/grpc-calculator-example against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustox%2Fgrpc-calculator-example" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rustox/grpc-calculator-example on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rustox/grpc-calculator-example
[INFO] finished tweaking git repo https://github.com/rustox/grpc-calculator-example
[INFO] tweaked toml for git repo https://github.com/rustox/grpc-calculator-example written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rustox/grpc-calculator-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8471da0564033ac3d2d46d6ec0ac770f3876606f7a3367800814ed151f351eeb
[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" "8471da0564033ac3d2d46d6ec0ac770f3876606f7a3367800814ed151f351eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8471da0564033ac3d2d46d6ec0ac770f3876606f7a3367800814ed151f351eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8471da0564033ac3d2d46d6ec0ac770f3876606f7a3367800814ed151f351eeb", kill_on_drop: false }`
[INFO] [stdout] 8471da0564033ac3d2d46d6ec0ac770f3876606f7a3367800814ed151f351eeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1688c65a55c230588f43e19cac84ffd5cfc684c4bcd2415661156271f12db703
[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" "1688c65a55c230588f43e19cac84ffd5cfc684c4bcd2415661156271f12db703", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-demangle v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]     Checking tls-api v0.1.14
[INFO] [stderr]    Compiling walkdir v2.1.3
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking protobuf v1.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking tokio-threadpool v0.1.0
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]     Checking tls-api-stub v0.1.14
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling protoc v1.4.3
[INFO] [stderr]    Compiling mktemp v0.3.1
[INFO] [stderr]    Compiling grpcio-sys v0.2.1
[INFO] [stderr]     Checking tokio-reactor v0.1.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]     Checking tokio v0.1.3
[INFO] [stderr]     Checking tokio-core v0.1.15
[INFO] [stderr]     Checking tokio-tls-api v0.1.14
[INFO] [stderr]     Checking httpbis v0.4.1
[INFO] [stderr]     Checking grpc v0.2.1
[INFO] [stderr]    Compiling grpcio-compiler v0.2.0
[INFO] [stderr]    Compiling protoc-grpcio v0.1.0
[INFO] [stderr]    Compiling grpc-calculator-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `grpc-calculator-example 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-calculator-example-843811733ad8e213/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/proto
[INFO] [stderr] 
[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:     0x5645c9abdcad - backtrace::backtrace::libunwind::trace::h6b653527c17a5802
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/backtrace/libunwind.rs:53
[INFO] [stderr]                            - backtrace::backtrace::trace::hee9ef309f8a3e2d3
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/backtrace/mod.rs:42
[INFO] [stderr]      1:     0x5645c9ab992f - backtrace::capture::Backtrace::new_unresolved::hf8254d5513a46c83
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/capture.rs:88
[INFO] [stderr]      2:     0x5645c9ab27dc - failure::backtrace::internal::InternalBacktrace::new::hbd8cd2a9ddfc8b01
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/backtrace/internal.rs:44
[INFO] [stderr]      3:     0x5645c9ab22b6 - failure::backtrace::Backtrace::new::h376d6c8958f298f2
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/backtrace/mod.rs:98
[INFO] [stderr]      4:     0x5645c9a895ca - <failure::error::Error as core::convert::From<F>>::from::hcf9857dbdcaa84c5
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/error.rs:34
[INFO] [stderr]      5:     0x5645c9a89c90 - <T as core::convert::Into<U>>::into::hd52b02f5481e0d78
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/convert/mod.rs:538
[INFO] [stderr]      6:     0x5645c9a840fb - failure::context::Context<D>::with_err::h02ff89f96db0e05e
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/context.rs:78
[INFO] [stderr]      7:     0x5645c9a89eee - failure::Fail::context::h42318fc8e5b75cb6
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/lib.rs:127
[INFO] [stderr]      8:     0x5645c9a8322e - <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}::h78cfe75d4f798e76
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/result_ext.rs:32
[INFO] [stderr]      9:     0x5645c9a7fdb8 - core::result::Result<T,E>::map_err::hf80a502519346d12
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:591
[INFO] [stderr]     10:     0x5645c9a808bd - <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::hf4746e21d904ed7b
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.1/src/result_ext.rs:32
[INFO] [stderr]     11:     0x5645c9a871bc - protoc_grpcio::write_out_generated_files::h50d22ebb2f707734
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-0.1.0/src/lib.rs:89
[INFO] [stderr]     12:     0x5645c9a8658a - protoc_grpcio::compile_grpc_protos::hae018db8220522dd
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-0.1.0/src/lib.rs:172
[INFO] [stderr]     13:     0x5645c9a833c4 - build_script_build::main::ha987887824b3a1c2
[INFO] [stderr]                           at /opt/rustwide/workdir/build.rs:60
[INFO] [stderr]     14:     0x5645c9a834fa - core::ops::function::FnOnce::call_once::h545cf9af51da9a8c
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227
[INFO] [stderr]     15:     0x5645c9a89aed - std::sys_common::backtrace::__rust_begin_short_backtrace::h61769dbe06bb6b1e
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125
[INFO] [stderr]     16:     0x5645c9a83470 - std::rt::lang_start::{{closure}}::h9ea9223148274114
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49
[INFO] [stderr]     17:     0x5645c9d09458 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259
[INFO] [stderr]                            - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                           at library/std/src/panicking.rs:401
[INFO] [stderr]                            - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                           at library/std/src/panicking.rs:365
[INFO] [stderr]                            - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                           at library/std/src/panic.rs:434
[INFO] [stderr]                            - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                           at library/std/src/rt.rs:34
[INFO] [stderr]     18:     0x5645c9a8344f - std::rt::lang_start::hdf585d20e6f11fff
[INFO] [stderr]                           at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48
[INFO] [stderr]     19:     0x5645c9a8341b - main
[INFO] [stderr]     20:     0x7f2ff2bdd0b2 - __libc_start_main
[INFO] [stderr]     21:     0x5645c9a7eb8d - _start
[INFO] [stderr]     22:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr]   failed to create "src/proto/calculator_grpc.rs"
[INFO] [stderr] 
[INFO] [stderr]   failed to write generated grpc definitions', build.rs:64:7
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5645c9d06440 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5645c9d06440 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5645c9d06440 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5645c9d06440 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5645c9d2a4dc - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x5645c9d03a15 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x5645c9d0888b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5645c9d0888b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5645c9d0888b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5645c9d08361 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5645c9d08f54 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x5645c9d08a37 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x5645c9d0693c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5645c9d08999 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x5645c9a7e3d1 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5645c9a7e4c3 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x5645c9a7f30b - core::result::Result<T,E>::expect::ha62eb0ff0a1df60a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x5645c9a833f1 - build_script_build::main::ha987887824b3a1c2
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:60:5
[INFO] [stderr]     18:     0x5645c9a834fb - core::ops::function::FnOnce::call_once::h545cf9af51da9a8c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5645c9a89aee - std::sys_common::backtrace::__rust_begin_short_backtrace::h61769dbe06bb6b1e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5645c9a83471 - std::rt::lang_start::{{closure}}::h9ea9223148274114
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x5645c9d09459 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5645c9d09459 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x5645c9d09459 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x5645c9d09459 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     25:     0x5645c9d09459 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x5645c9a83450 - std::rt::lang_start::hdf585d20e6f11fff
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x5645c9a8341c - main
[INFO] [stderr]     28:     0x7f2ff2bdd0b3 - __libc_start_main
[INFO] [stderr]     29:     0x5645c9a7eb8e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1688c65a55c230588f43e19cac84ffd5cfc684c4bcd2415661156271f12db703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1688c65a55c230588f43e19cac84ffd5cfc684c4bcd2415661156271f12db703", kill_on_drop: false }`
[INFO] [stdout] 1688c65a55c230588f43e19cac84ffd5cfc684c4bcd2415661156271f12db703
