[INFO] crate etcd-client 0.2.0 is already in cache
[INFO] checking etcd-client-0.2.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate etcd-client 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate etcd-client 0.2.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate etcd-client 0.2.0
[INFO] finished tweaking crates.io crate etcd-client 0.2.0
[INFO] tweaked toml for crates.io crate etcd-client 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate etcd-client 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d7b81c2c4675037941a379eea59b95cf9a7ba89e1a0e165563bbc5f45ea5b639
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d7b81c2c4675037941a379eea59b95cf9a7ba89e1a0e165563bbc5f45ea5b639"`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-util v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.3
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.1
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]    Compiling etcd-client v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr] error: failed to run custom build command for `etcd-client v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/etcd-client-d3d4e0fc5b75c99a/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=proto
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Failed to compile proto files: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:7:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55dfc5551244 - backtrace::backtrace::libunwind::trace::hda902e3a4eb9d449
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55dfc5551244 - backtrace::backtrace::trace_unsynchronized::h06df0062bb63b7e2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55dfc5551244 - std::sys_common::backtrace::_print_fmt::ha5249daf78f399e8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55dfc5551244 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h68243ef2eafa8843
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55dfc557c7ec - core::fmt::write::h8b50d07b82ae3922
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55dfc554e1a3 - std::io::Write::write_fmt::h9a5b9a212b705549
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55dfc5553fb5 - std::sys_common::backtrace::_print::hcd11fe8eb9e7335d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55dfc5553fb5 - std::sys_common::backtrace::print::h475286256f91474c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55dfc5553fb5 - std::panicking::default_hook::{{closure}}::h2a45e9d6ef27161b
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55dfc5553cf2 - std::panicking::default_hook::h76adec688b27abdd
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55dfc5554695 - std::panicking::rust_panic_with_hook::h121f4f2c52efbcbf
[INFO] [stderr]                                at src/libstd/panicking.rs:515
[INFO] [stderr]   11:     0x55dfc55541ab - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x55dfc557a891 - core::panicking::panic_fmt::hee64f597d93665b6
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x55dfc557a6b3 - core::option::expect_none_failed::h90fed74f6e49bf90
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x55dfc520a16f - core::result::Result<T,E>::expect::h7b321b39c62964c8
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libcore/result.rs:963
[INFO] [stderr]   15:     0x55dfc521e6c1 - build_script_build::main::h40b06821aaf42c03
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:7
[INFO] [stderr]   16:     0x55dfc521cf1b - std::rt::lang_start::{{closure}}::heeff1248ed813fb4
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55dfc5554ad8 - std::rt::lang_start_internal::{{closure}}::h15b56bd7f81214ad
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55dfc5554ad8 - std::panicking::try::do_call::hbe8467da291bc822
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   19:     0x55dfc5554ad8 - std::panicking::try::hde3b5cbc6989304d
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x55dfc5554ad8 - std::panic::catch_unwind::h56844acb323fdd6c
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x55dfc5554ad8 - std::rt::lang_start_internal::hae379591a9420b87
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x55dfc521cef7 - std::rt::lang_start::hd78837e52d3c2aea
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x55dfc521e6fa - main
[INFO] [stderr]   24:     0x7f6d3fc50b97 - __libc_start_main
[INFO] [stderr]   25:     0x55dfc51fec8a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d7b81c2c4675037941a379eea59b95cf9a7ba89e1a0e165563bbc5f45ea5b639"`
[INFO] running `"docker" "rm" "-f" "d7b81c2c4675037941a379eea59b95cf9a7ba89e1a0e165563bbc5f45ea5b639"`
[INFO] [stdout] d7b81c2c4675037941a379eea59b95cf9a7ba89e1a0e165563bbc5f45ea5b639
