[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] checking ledyba/prometheus_null_adapter against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ledyba/prometheus_null_adapter on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-6/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 658018b411458c7e857fed793c982531f41751360fa98696138210fe4a3e3e4b [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" "658018b411458c7e857fed793c982531f41751360fa98696138210fe4a3e3e4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "658018b411458c7e857fed793c982531f41751360fa98696138210fe4a3e3e4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "658018b411458c7e857fed793c982531f41751360fa98696138210fe4a3e3e4b", kill_on_drop: false }` [INFO] [stdout] 658018b411458c7e857fed793c982531f41751360fa98696138210fe4a3e3e4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a8778a3ad1e31ccb321fd5abe0ca07efe709c98a5bf8081b8ba12853507e511 [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" "8a8778a3ad1e31ccb321fd5abe0ca07efe709c98a5bf8081b8ba12853507e511", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking hashbrown v0.9.0 [INFO] [stderr] Compiling protobuf v2.17.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling snap v1.0.1 [INFO] [stderr] Checking siphasher v0.3.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [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 tracing-core v0.1.16 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking encoding_rs v0.8.24 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling mime_guess v2.0.3 [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 generic-array v0.12.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking headers v0.3.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking multipart v0.17.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling protobuf-codegen v2.17.0 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking probabilistic-collections v0.7.0 [INFO] [stderr] Checking cascara v0.1.0 [INFO] [stderr] Compiling protobuf-codegen-pure v2.17.0 [INFO] [stderr] Compiling prometheus_null_adapter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling tokio-macros v0.2.5 [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: 0x558901882dd0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x558901882dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x558901882dd0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x558901882dd0 - ::fmt::h2a772198c4032452 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5589018a339c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x558901881385 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/io/mod.rs:1663:15 [INFO] [stderr] 6: 0x558901884a4b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x558901884a4b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x558901884a4b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x558901884521 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x558901885114 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x558901884bf7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x5589018832cc - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x558901884b59 - rust_begin_unwind [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x558901608f21 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x558901609013 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55890160acb9 - core::result::Result::expect::h0cf8e7a3bdcfbbcc [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55890160ae1b - build_script_build::main::hbc1fe0eefca8d8a2 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:10:3 [INFO] [stderr] 18: 0x55890160a36b - core::ops::function::FnOnce::call_once::h728bed56e661361c [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55890160ae6e - std::sys_common::backtrace::__rust_begin_short_backtrace::he40e09e18c99e226 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55890160ac21 - std::rt::lang_start::{{closure}}::hcd2ef08c7e782105 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55890188561a - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55890188561a - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55890188561a - std::panicking::try::hb8b07cef009cb4fc [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55890188561a - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55890188561a - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55890188561a - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x55890188561a - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x55890188561a - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x55890188561a - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55890160abf0 - std::rt::lang_start::h26e37b4a51c408b7 [INFO] [stderr] at /rustc/dfd7b8d03fb93d0e03147d28b3be6d93260fa94d/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55890160ae5c - main [INFO] [stderr] 32: 0x7f91c327e0b3 - __libc_start_main [INFO] [stderr] 33: 0x5589016096de - _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" "8a8778a3ad1e31ccb321fd5abe0ca07efe709c98a5bf8081b8ba12853507e511", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a8778a3ad1e31ccb321fd5abe0ca07efe709c98a5bf8081b8ba12853507e511", kill_on_drop: false }` [INFO] [stdout] 8a8778a3ad1e31ccb321fd5abe0ca07efe709c98a5bf8081b8ba12853507e511