[INFO] cloning repository https://github.com/wackywendell/rchat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wackywendell/rchat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Frchat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Frchat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b06f98d82c595feb2a628f4de6d19d0213bf2123 [INFO] checking wackywendell/rchat against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Frchat" "/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/wackywendell/rchat on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wackywendell/rchat [INFO] finished tweaking git repo https://github.com/wackywendell/rchat [INFO] tweaked toml for git repo https://github.com/wackywendell/rchat written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/wackywendell/rchat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6ec8dd1ced7b5d05a366d5da87a673eaf8c68b5a22c144f7dece70f671a49db1 [INFO] running `Command { std: "docker" "start" "-a" "6ec8dd1ced7b5d05a366d5da87a673eaf8c68b5a22c144f7dece70f671a49db1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ec8dd1ced7b5d05a366d5da87a673eaf8c68b5a22c144f7dece70f671a49db1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ec8dd1ced7b5d05a366d5da87a673eaf8c68b5a22c144f7dece70f671a49db1", kill_on_drop: false }` [INFO] [stdout] 6ec8dd1ced7b5d05a366d5da87a673eaf8c68b5a22c144f7dece70f671a49db1 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 788883c0acda873c6021cf171bef449eafb49f162050b7102b3a19cf6223f80b [INFO] running `Command { std: "docker" "start" "-a" "788883c0acda873c6021cf171bef449eafb49f162050b7102b3a19cf6223f80b", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking futures v0.1.24 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking lazycell v1.0.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling protobuf v2.0.4 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling httpbis v0.7.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking tls-api v0.1.20 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking unix_socket v0.5.0 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Compiling protoc v2.0.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking tls-api-stub v0.1.20 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking tokio-reactor v0.1.5 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio-tcp v0.1.1 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio v0.1.8 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-tls-api v0.1.20 [INFO] [stderr] Checking tokio-uds v0.1.7 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Checking grpc v0.5.0 [INFO] [stderr] Compiling protobuf-codegen v2.0.4 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Compiling grpc-compiler v0.5.0 [INFO] [stderr] Compiling protoc-rust v2.0.4 [INFO] [stderr] Compiling protoc-rust-grpc v0.5.0 [INFO] [stderr] Compiling rchat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `rchat v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rchat-26e35439b61ead80/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:8:8 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x561144fb33d0 - std::backtrace_rs::backtrace::libunwind::trace::h0197874f43e7190f [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x561144fb33d0 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdfd566bbbda6f2d [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x561144fb33d0 - std::sys_common::backtrace::_print_fmt::hb3b4707c15b032a1 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x561144fb33d0 - ::fmt::had1dceac8b072f88 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x561144fd78dc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/fmt/mod.rs:1117:17 [INFO] [stderr] 5: 0x561144fb0a15 - std::io::Write::write_fmt::h05c3bb2bc83b8ed0 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x561144fb4f6b - std::sys_common::backtrace::_print::h10f0826b2a586b58 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x561144fb4f6b - std::sys_common::backtrace::print::h0d4242fbd1ac3eb6 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x561144fb4f6b - std::panicking::default_hook::{{closure}}::h275ead39fe8b8e2a [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x561144fb4ae0 - std::panicking::default_hook::h5505d4d90f5984d9 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x561144fb5634 - std::panicking::rust_panic_with_hook::h2f8980d1d9fd4ca0 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x561144fb5110 - std::panicking::begin_panic_handler::{{closure}}::hd87853ef7e40ae97 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x561144fb38d4 - std::sys_common::backtrace::__rust_end_short_backtrace::hcab167aa940694a2 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x561144fb5079 - rust_begin_unwind [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x561144d731a1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/panicking.rs:93:14 [INFO] [stderr] 15: 0x561144d73293 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/result.rs:1617:5 [INFO] [stderr] 16: 0x561144d73d08 - core::result::Result::expect::hb2bbd144375e47dd [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/result.rs:1259:23 [INFO] [stderr] 17: 0x561144d73c5f - build_script_build::main::h33ea65c548888957 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:2:5 [INFO] [stderr] 18: 0x561144d73b1b - core::ops::function::FnOnce::call_once::hfb164ea2527dfe8a [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x561144d73b6e - std::sys_common::backtrace::__rust_begin_short_backtrace::h555e6c7e6ac622bf [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x561144d73a81 - std::rt::lang_start::{{closure}}::h5bcdbb94555143a3 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x561144fb5b3a - core::ops::function::impls:: for &F>::call_once::h5e3bbb97afe2bb03 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x561144fb5b3a - std::panicking::try::do_call::h48c2d717cec4bdcb [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:403:40 [INFO] [stderr] 23: 0x561144fb5b3a - std::panicking::try::h2a49bc215893bc14 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:367:19 [INFO] [stderr] 24: 0x561144fb5b3a - std::panic::catch_unwind::h6d23b7c99550c7ff [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panic.rs:129:14 [INFO] [stderr] 25: 0x561144fb5b3a - std::rt::lang_start_internal::{{closure}}::h251a0c0729f15896 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x561144fb5b3a - std::panicking::try::do_call::h4830e784a9b9d1ad [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:403:40 [INFO] [stderr] 27: 0x561144fb5b3a - std::panicking::try::h0427859d2ad3b3b9 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:367:19 [INFO] [stderr] 28: 0x561144fb5b3a - std::panic::catch_unwind::h4079bfb63395be0f [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panic.rs:129:14 [INFO] [stderr] 29: 0x561144fb5b3a - std::rt::lang_start_internal::h408e9d26a25a1f08 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x561144d73a50 - std::rt::lang_start::h36f51293f929890c [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x561144d73c8c - main [INFO] [stderr] 32: 0x7fcd855280b3 - __libc_start_main [INFO] [stderr] 33: 0x561144d7395e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "788883c0acda873c6021cf171bef449eafb49f162050b7102b3a19cf6223f80b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "788883c0acda873c6021cf171bef449eafb49f162050b7102b3a19cf6223f80b", kill_on_drop: false }` [INFO] [stdout] 788883c0acda873c6021cf171bef449eafb49f162050b7102b3a19cf6223f80b