[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] 54d953ccb7005cddcf5c880ea1b3929cd4a84478 [INFO] checking ledyba/prometheus_null_adapter against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ledyba/prometheus_null_adapter on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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-8/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.20 [INFO] [stderr] Downloaded tungstenite v0.11.1 [INFO] [stderr] Downloaded hashbrown v0.9.0 [INFO] [stderr] Downloaded reqwest v0.10.8 [INFO] [stderr] Downloaded libc v0.2.76 [INFO] [stderr] Downloaded encoding_rs v0.8.24 [INFO] [stderr] Downloaded protobuf v2.17.0 [INFO] [stderr] Downloaded web-sys v0.3.45 [INFO] [stderr] Downloaded protobuf-codegen v2.17.0 [INFO] [stderr] Downloaded protobuf-codegen-pure v2.17.0 [INFO] [stderr] Downloaded syn v1.0.40 [INFO] [stderr] Downloaded warp v0.2.5 [INFO] [stderr] Downloaded snap v1.0.1 [INFO] [stderr] Downloaded tracing-core v0.1.16 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.18 [INFO] [stderr] Downloaded cc v1.0.59 [INFO] [stderr] Downloaded js-sys v0.3.45 [INFO] [stderr] Downloaded multipart v0.17.0 [INFO] [stderr] Downloaded sha-1 v0.9.1 [INFO] [stderr] Downloaded tokio-tungstenite v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 16e9235742f93926b98e2284cb0e61aad263c013fc12ebd6ceb2bbb51ddcad0c [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" "16e9235742f93926b98e2284cb0e61aad263c013fc12ebd6ceb2bbb51ddcad0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16e9235742f93926b98e2284cb0e61aad263c013fc12ebd6ceb2bbb51ddcad0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16e9235742f93926b98e2284cb0e61aad263c013fc12ebd6ceb2bbb51ddcad0c", kill_on_drop: false }` [INFO] [stdout] 16e9235742f93926b98e2284cb0e61aad263c013fc12ebd6ceb2bbb51ddcad0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b70578224f9f92ec3fb67c766ff3216766f56480285156c942e9688e569fa7f [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" "3b70578224f9f92ec3fb67c766ff3216766f56480285156c942e9688e569fa7f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking hashbrown v0.9.0 [INFO] [stderr] Compiling protobuf v2.17.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking siphasher v0.3.3 [INFO] [stderr] Compiling snap v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking urlencoding v1.1.1 [INFO] [stderr] Checking string-error v0.1.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking tracing-core v0.1.16 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking encoding_rs v0.8.24 [INFO] [stderr] Checking indexmap v1.6.0 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking mime_guess v2.0.3 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking headers v0.3.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking probabilistic-collections v0.7.0 [INFO] [stderr] Checking multipart v0.17.0 [INFO] [stderr] Checking cascara v0.1.0 [INFO] [stderr] Compiling protobuf-codegen v2.17.0 [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] Checking tokio v0.2.22 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking 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-90e800b36555892d/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:18:6 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55be547b61c0 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55be547b61c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55be547b61c0 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55be547b61c0 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55be547d6bdf - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x55be547b4805 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x55be547b7e4b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55be547b7e4b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55be547b7e4b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55be547b792d - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55be547b83fd - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55be547b7ff7 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55be547b667c - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55be547b7f59 - rust_begin_unwind [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55be54538ed1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55be54538fc3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55be5453ad60 - core::result::Result::expect::h7cda2733d44e5e98 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55be5453a356 - build_script_build::main::h311a79745899eea9 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:10:3 [INFO] [stderr] 18: 0x55be5453a4bb - core::ops::function::FnOnce::call_once::h1a3931abc244b0d4 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55be5453adee - std::sys_common::backtrace::__rust_begin_short_backtrace::h26d13b39f878d5ff [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55be5453acd1 - std::rt::lang_start::{{closure}}::h96166b506d0f0ed1 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55be547b87fa - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55be547b87fa - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55be547b87fa - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55be547b87fa - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55be547b87fa - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55be5453acb0 - std::rt::lang_start::h560bc0330e4d4828 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55be5453a3bc - main [INFO] [stderr] 28: 0x7fba500ae0b3 - __libc_start_main [INFO] [stderr] 29: 0x55be5453962e - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3b70578224f9f92ec3fb67c766ff3216766f56480285156c942e9688e569fa7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b70578224f9f92ec3fb67c766ff3216766f56480285156c942e9688e569fa7f", kill_on_drop: false }` [INFO] [stdout] 3b70578224f9f92ec3fb67c766ff3216766f56480285156c942e9688e569fa7f