[INFO] cloning repository https://github.com/gong023/grpc-echo-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gong023/grpc-echo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgong023%2Fgrpc-echo-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgong023%2Fgrpc-echo-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 731a82b35593f77ba761b56b7d6e6202dca664c5
[INFO] checking gong023/grpc-echo-rs against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgong023%2Fgrpc-echo-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gong023/grpc-echo-rs on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gong023/grpc-echo-rs
[INFO] finished tweaking git repo https://github.com/gong023/grpc-echo-rs
[INFO] tweaked toml for git repo https://github.com/gong023/grpc-echo-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gong023/grpc-echo-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903b6e4e1002c6d9aa0e0baafce7abaee5d9521313fc6a5f8de721ce3bf3589f
[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" "903b6e4e1002c6d9aa0e0baafce7abaee5d9521313fc6a5f8de721ce3bf3589f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903b6e4e1002c6d9aa0e0baafce7abaee5d9521313fc6a5f8de721ce3bf3589f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903b6e4e1002c6d9aa0e0baafce7abaee5d9521313fc6a5f8de721ce3bf3589f", kill_on_drop: false }`
[INFO] [stdout] 903b6e4e1002c6d9aa0e0baafce7abaee5d9521313fc6a5f8de721ce3bf3589f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0000a5958d2b3bbd25fcf02c62b9dd185c27495958f003e636b1b72321bc0b6d
[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" "0000a5958d2b3bbd25fcf02c62b9dd185c27495958f003e636b1b72321bc0b6d", 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 libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling grpcio-sys v0.4.5
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]    Compiling protobuf-codegen v2.8.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling grpcio-compiler v0.4.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling grpc-echo-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `grpc-echo-rs 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-echo-rs-e5469da121450869/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   start generating proto
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '`grpc_rust_plugin` is not found in path: Error { inner: stack backtrace:
[INFO] [stderr]      0: failure::backtrace::internal::InternalBacktrace::new
[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
[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::context::Context<D>::new
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/context.rs:84
[INFO] [stderr]      3: <which::error::Error as core::convert::From<which::error::ErrorKind>>::from
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/error.rs:59
[INFO] [stderr]      4: <T as core::convert::Into<U>>::into
[INFO] [stderr]                at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/convert/mod.rs:563
[INFO] [stderr]      5: which::finder::Finder::find
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/finder.rs:85
[INFO] [stderr]      6: which::which_in
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:83
[INFO] [stderr]      7: which::which
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:67
[INFO] [stderr]      8: build_script_build::main
[INFO] [stderr]                at build.rs:6
[INFO] [stderr]      9: std::rt::lang_start::{{closure}}
[INFO] [stderr]                at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:67
[INFO] [stderr]     10: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at library/std/src/rt.rs:52
[INFO] [stderr]         std::panicking::try::do_call
[INFO] [stderr]                at library/std/src/panicking.rs:348
[INFO] [stderr]         std::panicking::try
[INFO] [stderr]                at library/std/src/panicking.rs:325
[INFO] [stderr]         std::panic::catch_unwind
[INFO] [stderr]                at library/std/src/panic.rs:394
[INFO] [stderr]         std::rt::lang_start_internal
[INFO] [stderr]                at library/std/src/rt.rs:51
[INFO] [stderr]     11: std::rt::lang_start
[INFO] [stderr]                at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:67
[INFO] [stderr]     12: main
[INFO] [stderr]     13: __libc_start_main
[INFO] [stderr]     14: _start
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Cannot find binary path }', build.rs:7:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55763da4f44f - std::backtrace_rs::backtrace::libunwind::trace::h21c0966c343fddd8
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55763da4f44f - std::backtrace_rs::backtrace::trace_unsynchronized::h62cde0754779ae3a
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55763da4f44f - std::sys_common::backtrace::_print_fmt::hb2d70198918acf1c
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:77
[INFO] [stderr]      3:     0x55763da4f44f - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5a9d4ddd4d99b877
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55763da6dc0c - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x55763da4c985 - std::io::Write::write_fmt::h2dbf1bb0d9f42142
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x55763da519a0 - std::sys_common::backtrace::_print::h1091565a54a3c462
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55763da519a0 - std::sys_common::backtrace::print::hc9759e13a502cda2
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55763da519a0 - std::panicking::default_hook::{{closure}}::hd35b8516a1d88160
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:198
[INFO] [stderr]      9:     0x55763da516ec - std::panicking::default_hook::h0dcf88ad4d72ec5e
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:217
[INFO] [stderr]     10:     0x55763da51fe3 - std::panicking::rust_panic_with_hook::h81c308f7accbe523
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:526
[INFO] [stderr]     11:     0x55763da51bdb - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:437
[INFO] [stderr]     12:     0x55763da6d011 - core::panicking::panic_fmt::h019ad16a92ccd092
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/panicking.rs:85
[INFO] [stderr]     13:     0x55763da6ce33 - core::option::expect_none_failed::h7135ba2fdb185931
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/option.rs:1274
[INFO] [stderr]     14:     0x55763d9fdbb8 - core::result::Result<T,E>::expect::h957ca260be757b70
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/result.rs:963
[INFO] [stderr]     15:     0x55763d9fe89b - build_script_build::main::hb0e201bf01f0c530
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:6
[INFO] [stderr]     16:     0x55763d9f958b - std::rt::lang_start::{{closure}}::h8ffddf0c1cb5d7ba
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:67
[INFO] [stderr]     17:     0x55763da523f6 - std::rt::lang_start_internal::{{closure}}::hdb90dc0481c9e8f6
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:52
[INFO] [stderr]     18:     0x55763da523f6 - std::panicking::try::do_call::he0af14a67f26ea71
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:348
[INFO] [stderr]     19:     0x55763da523f6 - std::panicking::try::h87d5f0e2c2fee1c5
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:325
[INFO] [stderr]     20:     0x55763da523f6 - std::panic::catch_unwind::he9266eec484f0287
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panic.rs:394
[INFO] [stderr]     21:     0x55763da523f6 - std::rt::lang_start_internal::hb54283a40e32dc37
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:51
[INFO] [stderr]     22:     0x55763d9f9567 - std::rt::lang_start::he69f4b16993f7e9c
[INFO] [stderr]                                  at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:67
[INFO] [stderr]     23:     0x55763d9fef4a - main
[INFO] [stderr]     24:     0x7f05918440b3 - __libc_start_main
[INFO] [stderr]     25:     0x55763d9f419e - _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" "0000a5958d2b3bbd25fcf02c62b9dd185c27495958f003e636b1b72321bc0b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0000a5958d2b3bbd25fcf02c62b9dd185c27495958f003e636b1b72321bc0b6d", kill_on_drop: false }`
[INFO] [stdout] 0000a5958d2b3bbd25fcf02c62b9dd185c27495958f003e636b1b72321bc0b6d