[INFO] cloning repository https://github.com/ledyba/prometheus_null_adapter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ledyba/prometheus_null_adapter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 33ef799d26da9d61d2480aad00eb9cb7d432573d [INFO] testing ledyba/prometheus_null_adapter against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter" "/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/ledyba/prometheus_null_adapter on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ledyba/prometheus_null_adapter [INFO] finished tweaking git repo https://github.com/ledyba/prometheus_null_adapter [INFO] tweaked toml for git repo https://github.com/ledyba/prometheus_null_adapter written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ledyba/prometheus_null_adapter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded protobuf-codegen-pure v2.17.0 [INFO] [stderr] Downloaded snap v1.0.1 [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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 308e070fd56341d14f429adc78c4698d9244f723c4091db1047161d53ddca305 [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" "308e070fd56341d14f429adc78c4698d9244f723c4091db1047161d53ddca305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "308e070fd56341d14f429adc78c4698d9244f723c4091db1047161d53ddca305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "308e070fd56341d14f429adc78c4698d9244f723c4091db1047161d53ddca305", kill_on_drop: false }` [INFO] [stdout] 308e070fd56341d14f429adc78c4698d9244f723c4091db1047161d53ddca305 [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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--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] 2d3387abf97c9b2bae3d6d8ebfdf48767461ed3025b0e3bde78b5c8ca3cfae65 [INFO] running `Command { std: "docker" "start" "-a" "2d3387abf97c9b2bae3d6d8ebfdf48767461ed3025b0e3bde78b5c8ca3cfae65", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling protobuf v2.17.0 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling snap v1.0.1 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling string-error v0.1.0 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling headers-core v0.2.0 [INFO] [stderr] Compiling tracing-core v0.1.16 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Compiling net2 v0.2.35 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling buf_redux v0.8.4 [INFO] [stderr] Compiling twoway v0.1.8 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling tracing v0.1.19 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling sha-1 v0.9.1 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling headers v0.3.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling tungstenite v0.11.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling multipart v0.17.0 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling protobuf-codegen v2.17.0 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling probabilistic-collections v0.7.0 [INFO] [stderr] Compiling cascara v0.1.0 [INFO] [stderr] Compiling protobuf-codegen-pure v2.17.0 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling prometheus_null_adapter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] error: failed to run custom build command for `prometheus_null_adapter v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/prometheus_null_adapter-c52b0bdfb19ca18f/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:18:6 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556385bc9dd0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x556385bc9dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x556385bc9dd0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x556385bc9dd0 - ::fmt::h2a772198c4032452 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x556385bea39c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x556385bc8385 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stderr] 6: 0x556385bcba4b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x556385bcba4b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x556385bcba4b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x556385bcb521 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x556385bcc114 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x556385bcbbf7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x556385bca2cc - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x556385bcbb59 - rust_begin_unwind [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55638594ff21 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x556385950013 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x556385951cb9 - core::result::Result::expect::h0cf8e7a3bdcfbbcc [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x556385951e1b - build_script_build::main::hbc1fe0eefca8d8a2 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:10:3 [INFO] [stderr] 18: 0x55638595136b - core::ops::function::FnOnce::call_once::h728bed56e661361c [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x556385951e6e - std::sys_common::backtrace::__rust_begin_short_backtrace::he40e09e18c99e226 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x556385951c21 - std::rt::lang_start::{{closure}}::hcd2ef08c7e782105 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x556385bcc61a - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x556385bcc61a - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x556385bcc61a - std::panicking::try::hb8b07cef009cb4fc [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x556385bcc61a - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x556385bcc61a - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x556385bcc61a - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x556385bcc61a - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x556385bcc61a - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x556385bcc61a - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x556385951bf0 - std::rt::lang_start::h26e37b4a51c408b7 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x556385951e5c - main [INFO] [stderr] 32: 0x7fb1427470b3 - __libc_start_main [INFO] [stderr] 33: 0x5563859506de - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2d3387abf97c9b2bae3d6d8ebfdf48767461ed3025b0e3bde78b5c8ca3cfae65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d3387abf97c9b2bae3d6d8ebfdf48767461ed3025b0e3bde78b5c8ca3cfae65", kill_on_drop: false }` [INFO] [stdout] 2d3387abf97c9b2bae3d6d8ebfdf48767461ed3025b0e3bde78b5c8ca3cfae65