[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#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Frchat" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wackywendell/rchat on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-3/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] 4c397048979ab1e0cead7cd3d2e6d335f8b3381df00dc656f166bf05a8c2f272 [INFO] running `Command { std: "docker" "start" "-a" "4c397048979ab1e0cead7cd3d2e6d335f8b3381df00dc656f166bf05a8c2f272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c397048979ab1e0cead7cd3d2e6d335f8b3381df00dc656f166bf05a8c2f272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c397048979ab1e0cead7cd3d2e6d335f8b3381df00dc656f166bf05a8c2f272", kill_on_drop: false }` [INFO] [stdout] 4c397048979ab1e0cead7cd3d2e6d335f8b3381df00dc656f166bf05a8c2f272 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66c453ae4796a86dbf8832625c40801f809030681b9dfec532f20e4723df00f2 [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" "66c453ae4796a86dbf8832625c40801f809030681b9dfec532f20e4723df00f2", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking void v1.0.2 [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] Compiling protobuf v2.0.4 [INFO] [stderr] Checking memoffset v0.2.1 [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 httpbis v0.7.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking lock_api v0.1.3 [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 unix_socket v0.5.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking tls-api v0.1.20 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling protoc v2.0.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking tls-api-stub v0.1.20 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.5 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.1 [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] Compiling protobuf-codegen v2.0.4 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Checking grpc v0.5.0 [INFO] [stderr] Compiling protoc-rust v2.0.4 [INFO] [stderr] Compiling grpc-compiler v0.5.0 [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-6622b76f9ebb72d2/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc-rust-grpc: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:8:8 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e276148a80 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55e276148a80 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e276148a80 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55e276148a80 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55e27616ae6c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x55e2761458e2 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55e27614ab45 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55e27614ab45 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55e27614ab45 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55e27614a6a3 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55e27614b2e1 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55e27614ae27 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55e276148f1c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55e27614ad89 - rust_begin_unwind [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55e276168e61 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55e276168c83 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/option.rs:1300:5 [INFO] [stderr] 16: 0x55e275ed5254 - core::result::Result::expect::h8fd26ff9e303fe05 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55e275ed550f - build_script_build::main::hbca5ee95917ba03c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:2:5 [INFO] [stderr] 18: 0x55e275ed530b - core::ops::function::FnOnce::call_once::hc223315a570a1c18 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55e275ed555e - std::sys_common::backtrace::__rust_begin_short_backtrace::h2001bbcaf4f2c3a5 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55e275ed5391 - std::rt::lang_start::{{closure}}::h271d9a56ab0ae66f [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55e27614b707 - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55e27614b707 - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55e27614b707 - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55e27614b707 - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55e27614b707 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55e275ed5367 - std::rt::lang_start::ha8b3952e888c694c [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55e275ed554a - main [INFO] [stderr] 28: 0x7fc5ab0460b3 - __libc_start_main [INFO] [stderr] 29: 0x55e275ed50ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "66c453ae4796a86dbf8832625c40801f809030681b9dfec532f20e4723df00f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66c453ae4796a86dbf8832625c40801f809030681b9dfec532f20e4723df00f2", kill_on_drop: false }` [INFO] [stdout] 66c453ae4796a86dbf8832625c40801f809030681b9dfec532f20e4723df00f2