[INFO] cloning repository https://github.com/geropl/rust-grpc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geropl/rust-grpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Frust-grpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Frust-grpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32da134d39a5897c4b8bc84e517e09730d49b06b
[INFO] checking geropl/rust-grpc against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Frust-grpc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geropl/rust-grpc on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/geropl/rust-grpc
[INFO] finished tweaking git repo https://github.com/geropl/rust-grpc
[INFO] tweaked toml for git repo https://github.com/geropl/rust-grpc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/geropl/rust-grpc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14bfcfcd257450e34c6d4ce4129cae3c76fa6afd730670fde470d1bbcf79be7f
[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" "14bfcfcd257450e34c6d4ce4129cae3c76fa6afd730670fde470d1bbcf79be7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14bfcfcd257450e34c6d4ce4129cae3c76fa6afd730670fde470d1bbcf79be7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14bfcfcd257450e34c6d4ce4129cae3c76fa6afd730670fde470d1bbcf79be7f", kill_on_drop: false }`
[INFO] [stdout] 14bfcfcd257450e34c6d4ce4129cae3c76fa6afd730670fde470d1bbcf79be7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d903328e4d79be818dbb06997bd6bdc75221503b606af8caf7ff991550f492ca
[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" "d903328e4d79be818dbb06997bd6bdc75221503b606af8caf7ff991550f492ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling protobuf v1.7.4
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling protoc v1.7.4
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling grpcio-sys v0.2.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling mktemp v0.3.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling grpcio-compiler v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling protoc-grpcio v0.1.1
[INFO] [stderr]    Compiling rust-grpc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rust-grpc v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-grpc-7f3fd741c5f71975/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/protos
[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: failure::backtrace::internal::InternalBacktrace::new::h112996d183be70bf (0x55ca43386b8f)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]      1: failure::backtrace::Backtrace::new::ha44e5f2da437ea94 (0x55ca43386397)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]      2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hd2e3e992ac361e54 (0x55ca43350caf)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/error_impl.rs:19
[INFO] [stderr]      3: <failure::error::Error as core::convert::From<F>>::from::h0776c4a4e2306322 (0x55ca4334fdc0)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]      4: <T as core::convert::Into<U>>::into::h03fa5d1867aa2700 (0x55ca4334fd00)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/convert/mod.rs:538
[INFO] [stderr]      5: failure::context::Context<D>::with_err::h85d4788adb4ebdd5 (0x55ca4335839b)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/context.rs:105
[INFO] [stderr]      6: failure::Fail::context::h726ec92c30006853 (0x55ca4335001e)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/lib.rs:153
[INFO] [stderr]      7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}::h7224b325c32fc4c8 (0x55ca4335882e)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/result_ext.rs:164
[INFO] [stderr]      8: core::result::Result<T,E>::map_err::h198dda4d25f927db (0x55ca43353652)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/result.rs:591
[INFO] [stderr]      9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::h2f449e3acd706810 (0x55ca433541cd)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/result_ext.rs:164
[INFO] [stderr]     10: protoc_grpcio::write_out_generated_files::he52d7e8180e9771e (0x55ca4335b0e6)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-0.1.1/src/lib.rs:89
[INFO] [stderr]     11: protoc_grpcio::compile_grpc_protos::hbaafe792d07a09a7 (0x55ca4335a4e4)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-0.1.1/src/lib.rs:252
[INFO] [stderr]     12: build_script_build::main::h46a96b8da8f2a235 (0x55ca4335e80c)
[INFO] [stderr]                at /opt/rustwide/workdir/build.rs:18
[INFO] [stderr]     13: core::ops::function::FnOnce::call_once::h610b1e9ea48e25bc (0x55ca4335d61a)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/ops/function.rs:227
[INFO] [stderr]     14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7e9b512ac6ab951a (0x55ca4334fa2d)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:125
[INFO] [stderr]     15: std::rt::lang_start::{{closure}}::h39e07280978816c7 (0x55ca4335d4f0)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/rt.rs:66
[INFO] [stderr]     16: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h98fbc5823393ca6f (0x55ca435e0b99)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/ops/function.rs:259
[INFO] [stderr]         std::panicking::try::do_call::h210d0709dd1d5fd6
[INFO] [stderr]                at library/std/src/panicking.rs:379
[INFO] [stderr]         std::panicking::try::hc60c2c01c5cf7473
[INFO] [stderr]                at library/std/src/panicking.rs:343
[INFO] [stderr]         std::panic::catch_unwind::h7480a56877b30ca9
[INFO] [stderr]                at library/std/src/panic.rs:431
[INFO] [stderr]         std::rt::lang_start_internal::he77194431b0ee4a2
[INFO] [stderr]                at library/std/src/rt.rs:51
[INFO] [stderr]     17: std::rt::lang_start::h307a86624209a091 (0x55ca4335d4cf)
[INFO] [stderr]                at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/rt.rs:65
[INFO] [stderr]     18: main (0x55ca4335e86b)
[INFO] [stderr]     19: __libc_start_main (0x7f3afed860b2)
[INFO] [stderr]     20: _start (0x55ca4334992d)
[INFO] [stderr]     21: <unknown> (0x0)
[INFO] [stderr] 
[INFO] [stderr]   failed to create "src/protos/helloworld_grpc.rs"
[INFO] [stderr] 
[INFO] [stderr]   failed to write generated grpc definitions', build.rs:22:7
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55ca435ddfc0 - std::backtrace_rs::backtrace::libunwind::trace::h247d9dc800afe0ad
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55ca435ddfc0 - std::backtrace_rs::backtrace::trace_unsynchronized::h9a4153306adf486c
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55ca435ddfc0 - std::sys_common::backtrace::_print_fmt::h1ac8daa5000ee24c
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55ca435ddfc0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h22a8e55d2cc5363a
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55ca4360268f - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55ca435db865 - std::io::Write::write_fmt::h441a47830651073b
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/io/mod.rs:1580:15
[INFO] [stderr]      6:     0x55ca435e01eb - std::sys_common::backtrace::_print::hd1e0ee1c195f9f05
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55ca435e01eb - std::sys_common::backtrace::print::h7d1098def5c25d20
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55ca435e01eb - std::panicking::default_hook::{{closure}}::h484b8b15967e42c8
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55ca435dfccd - std::panicking::default_hook::h82c79ca49716b79d
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55ca435e079d - std::panicking::rust_panic_with_hook::h6df253a3c973d6b6
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55ca435e0397 - std::panicking::begin_panic_handler::{{closure}}::hc6a4120674935ea3
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55ca435de47c - std::sys_common::backtrace::__rust_end_short_backtrace::h9b5f057c8351b0b1
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55ca435e02f9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55ca433491d1 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55ca433492c3 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55ca433534c2 - core::result::Result<T,E>::expect::h3871546492e9d052
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x55ca4335e839 - build_script_build::main::h46a96b8da8f2a235
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:18:5
[INFO] [stderr]     18:     0x55ca4335d61b - core::ops::function::FnOnce::call_once::h610b1e9ea48e25bc
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55ca4334fa2e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7e9b512ac6ab951a
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55ca4335d4f1 - std::rt::lang_start::{{closure}}::h39e07280978816c7
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55ca435e0b9a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h98fbc5823393ca6f
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55ca435e0b9a - std::panicking::try::do_call::h210d0709dd1d5fd6
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55ca435e0b9a - std::panicking::try::hc60c2c01c5cf7473
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55ca435e0b9a - std::panic::catch_unwind::h7480a56877b30ca9
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55ca435e0b9a - std::rt::lang_start_internal::he77194431b0ee4a2
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55ca4335d4d0 - std::rt::lang_start::h307a86624209a091
[INFO] [stderr]                                  at /rustc/a836d9b6413d9d593be6c09463ff8c4c70e56599/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55ca4335e86c - main
[INFO] [stderr]     28:     0x7f3afed860b3 - __libc_start_main
[INFO] [stderr]     29:     0x55ca4334992e - _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" "d903328e4d79be818dbb06997bd6bdc75221503b606af8caf7ff991550f492ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d903328e4d79be818dbb06997bd6bdc75221503b606af8caf7ff991550f492ca", kill_on_drop: false }`
[INFO] [stdout] d903328e4d79be818dbb06997bd6bdc75221503b606af8caf7ff991550f492ca