[INFO] cloning repository https://github.com/autodidaddict/rs-zombies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/autodidaddict/rs-zombies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautodidaddict%2Frs-zombies", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautodidaddict%2Frs-zombies'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a0b4e82ae7da59541801cb2ffc4ff447c2cf0af
[INFO] documenting autodidaddict/rs-zombies against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautodidaddict%2Frs-zombies" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/autodidaddict/rs-zombies on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/autodidaddict/rs-zombies
[INFO] finished tweaking git repo https://github.com/autodidaddict/rs-zombies
[INFO] tweaked toml for git repo https://github.com/autodidaddict/rs-zombies written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/autodidaddict/rs-zombies already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protoc-rust v1.4.1
[INFO] [stderr]   Downloaded cfg-if v0.1.1
[INFO] [stderr]   Downloaded tls-api v0.1.8
[INFO] [stderr]   Downloaded grpc-compiler v0.2.1
[INFO] [stderr]   Downloaded protoc v1.4.1
[INFO] [stderr]   Downloaded net2 v0.2.29
[INFO] [stderr]   Downloaded grpc v0.2.1
[INFO] [stderr]   Downloaded tls-api-stub v0.1.8
[INFO] [stderr]   Downloaded tokio-core v0.1.8
[INFO] [stderr]   Downloaded tokio-tls-api v0.1.8
[INFO] [stderr]   Downloaded protoc-rust-grpc v0.2.1
[INFO] [stderr]   Downloaded httpbis v0.4.1
[INFO] [stderr]   Downloaded protobuf v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa8306f20f26ecda6464b1d4f65ef5335ce0b6753fb623bba66c0963a4620b84
[INFO] running `Command { std: "docker" "start" "-a" "aa8306f20f26ecda6464b1d4f65ef5335ce0b6753fb623bba66c0963a4620b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa8306f20f26ecda6464b1d4f65ef5335ce0b6753fb623bba66c0963a4620b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8306f20f26ecda6464b1d4f65ef5335ce0b6753fb623bba66c0963a4620b84", kill_on_drop: false }`
[INFO] [stdout] aa8306f20f26ecda6464b1d4f65ef5335ce0b6753fb623bba66c0963a4620b84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ba5048d195644da42ad10cb578c4b1cc2f20e4b16d974a8e9119a2c03fd5b9b
[INFO] running `Command { std: "docker" "start" "-a" "9ba5048d195644da42ad10cb578c4b1cc2f20e4b16d974a8e9119a2c03fd5b9b", kill_on_drop: false }`
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking tls-api v0.1.8
[INFO] [stderr]    Compiling protoc v1.4.1
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]     Checking tls-api-stub v0.1.8
[INFO] [stderr]     Checking mio v0.6.9
[INFO] [stderr]    Compiling protobuf v1.4.1
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]     Checking tokio-core v0.1.8
[INFO] [stderr]     Checking tokio-tls-api v0.1.8
[INFO] [stderr]     Checking httpbis v0.4.1
[INFO] [stderr]     Checking grpc v0.2.1
[INFO] [stderr]    Compiling grpc-compiler v0.2.1
[INFO] [stderr]    Compiling protoc-rust v1.4.1
[INFO] [stderr]    Compiling protoc-rust-grpc v0.2.1
[INFO] [stderr]    Compiling rs-zombies v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rs-zombies v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rs-zombies-4968cb9dcafd40d1/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'protoc-rust-grpc: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:9:8
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c26c8e45fa - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55c26c8e45fa - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c26c8e45fa - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x55c26c8e45fa - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c26c9080bf - core::fmt::write::h78109e6f466b3af6
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stderr]      5:     0x55c26c8e1bb5 - std::io::Write::write_fmt::hc59e1b02dd273c8a
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stderr]      6:     0x55c26c8e43c5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x55c26c8e43c5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x55c26c8e59ce - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stderr]      9:     0x55c26c8e5775 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:288:9
[INFO] [stderr]     10:     0x55c26c8e5f2e - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:691:13
[INFO] [stderr]     11:     0x55c26c8e5e29 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stderr]     12:     0x55c26c8e4a66 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stderr]     13:     0x55c26c8e5b82 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stderr]     14:     0x55c26c71c403 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stderr]     15:     0x55c26c71c943 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stderr]     16:     0x55c26c71cc23 - core::result::Result<T,E>::expect::h5006f94a07411ec1
[INFO] [stderr]     17:     0x55c26c71cccb - build_script_build::main::h72845287861822c8
[INFO] [stderr]     18:     0x55c26c71cd13 - core::ops::function::FnOnce::call_once::h91abb21ff52010e7
[INFO] [stderr]     19:     0x55c26c71ccf6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4a1d21a7b33606ad
[INFO] [stderr]     20:     0x55c26c71cba9 - std::rt::lang_start::{{closure}}::h577dd0d923de7956
[INFO] [stderr]     21:     0x55c26c8dec9e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2eb19b8ce4148df4
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stderr]     22:     0x55c26c8dec9e - std::panicking::try::do_call::h2e900feff5d504c5
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr]     23:     0x55c26c8dec9e - std::panicking::try::h8854836cb85aa9f2
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stderr]     24:     0x55c26c8dec9e - std::panic::catch_unwind::h706025dd4c48f64b
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stderr]     25:     0x55c26c8dec9e - std::rt::lang_start_internal::{{closure}}::h7be5b97f4a07a91a
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55c26c8dec9e - std::panicking::try::do_call::h59847e9d0a176965
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr]     27:     0x55c26c8dec9e - std::panicking::try::h399a918ba8522823
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stderr]     28:     0x55c26c8dec9e - std::panic::catch_unwind::hca7ca6c55b2a2e26
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stderr]     29:     0x55c26c8dec9e - std::rt::lang_start_internal::h2c807a81560459eb
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55c26c71cb87 - std::rt::lang_start::h796c54c64eced943
[INFO] [stderr]     31:     0x55c26c71cce5 - main
[INFO] [stderr]     32:     0x7fc177dafd90 - <unknown>
[INFO] [stderr]     33:     0x7fc177dafe40 - __libc_start_main
[INFO] [stderr]     34:     0x55c26c71ca85 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9ba5048d195644da42ad10cb578c4b1cc2f20e4b16d974a8e9119a2c03fd5b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba5048d195644da42ad10cb578c4b1cc2f20e4b16d974a8e9119a2c03fd5b9b", kill_on_drop: false }`
[INFO] [stdout] 9ba5048d195644da42ad10cb578c4b1cc2f20e4b16d974a8e9119a2c03fd5b9b
