[INFO] cloning repository https://github.com/phynalle/civetcat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phynalle/civetcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 50cb20371269df70927ab00be7ccf8b8ece2ef86 [INFO] testing phynalle/civetcat against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat" "/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/phynalle/civetcat on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/phynalle/civetcat [INFO] finished tweaking git repo https://github.com/phynalle/civetcat [INFO] tweaked toml for git repo https://github.com/phynalle/civetcat written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/phynalle/civetcat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.29.0 [INFO] [stderr] Downloaded clippy v0.0.175 [INFO] [stderr] Downloaded if_chain v0.1.2 [INFO] [stderr] Downloaded duct v0.9.2 [INFO] [stderr] Downloaded cmake v0.1.29 [INFO] [stderr] Downloaded shared_child v0.3.2 [INFO] [stderr] Downloaded os_pipe v0.6.0 [INFO] [stderr] Downloaded serde v1.0.24 [INFO] [stderr] Downloaded serde_derive_internals v0.18.0 [INFO] [stderr] Downloaded serde_json v1.0.8 [INFO] [stderr] Downloaded serde_derive v1.0.24 [INFO] [stderr] Downloaded onig v2.0.2 [INFO] [stderr] Downloaded clippy_lints v0.0.175 [INFO] [stderr] Downloaded onig_sys v66.1.4 [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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b93f12f4a123013bf3737a4e58981958670c0aa17091a57e817d6a6d6ce987e [INFO] running `Command { std: "docker" "start" "-a" "9b93f12f4a123013bf3737a4e58981958670c0aa17091a57e817d6a6d6ce987e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b93f12f4a123013bf3737a4e58981958670c0aa17091a57e817d6a6d6ce987e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b93f12f4a123013bf3737a4e58981958670c0aa17091a57e817d6a6d6ce987e", kill_on_drop: false }` [INFO] [stdout] 9b93f12f4a123013bf3737a4e58981958670c0aa17091a57e817d6a6d6ce987e [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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad1033b9117266c107cd4288639624f06fc7b47907078f824a9d3bade0fa31f7 [INFO] running `Command { std: "docker" "start" "-a" "ad1033b9117266c107cd4288639624f06fc7b47907078f824a9d3bade0fa31f7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling atty v0.2.3 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Compiling serde_derive v1.0.24 [INFO] [stderr] Compiling clap v2.29.0 [INFO] [stderr] Compiling onig_sys v66.1.4 [INFO] [stderr] Compiling serde_json v1.0.8 [INFO] [stderr] Compiling civetcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `to_weak` [INFO] [stdout] --> src/syntax/raw_rule.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn to_weak(&self) -> WeakRawRuleRef { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `upgrade` [INFO] [stdout] --> src/syntax/raw_rule.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn upgrade(&self) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `civetcat v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/civetcat-280559616c2b13eb/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:139:51 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563bd40518cc - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x563bd40518cc - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x563bd40518cc - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x563bd40518cc - ::fmt::hf439e5ed84c74abd [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x563bd407063c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x563bd404f2c5 - std::io::Write::write_fmt::h5562a8b6da0f0339 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x563bd4052ed0 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x563bd4052ed0 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x563bd4052ed0 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x563bd4052a7b - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x563bd4053584 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x563bd4053060 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x563bd4051d84 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x563bd4052fc9 - rust_begin_unwind [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x563bd3fd2d31 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panicking.rs:106:14 [INFO] [stderr] 15: 0x563bd3fd2e23 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x563bd3ffd93d - core::result::Result::unwrap::hf1ef5a64b0a4222c [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x563bd401bd70 - build_script_build::main::h357bfa7a06a72339 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139:17 [INFO] [stderr] 18: 0x563bd401704b - core::ops::function::FnOnce::call_once::heb9853fd7e422057 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x563bd40169fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h92c26d5a17f853fa [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x563bd4004771 - std::rt::lang_start::{{closure}}::h1b5652f38e0cc21f [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x563bd4051111 - core::ops::function::impls:: for &F>::call_once::h42d3791e66d196c0 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x563bd4051111 - std::panicking::try::do_call::hc3bcb188e535517f [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x563bd4051111 - std::panicking::try::hb1edf04d4a7097ab [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x563bd4051111 - std::panic::catch_unwind::h75ed941ac0d36d57 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x563bd4051111 - std::rt::lang_start_internal::{{closure}}::hc702b3389af4cbea [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x563bd4051111 - std::panicking::try::do_call::h53276a03c7fe2ebc [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x563bd4051111 - std::panicking::try::ha9e37f45dc542517 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x563bd4051111 - std::panic::catch_unwind::h182647595766fee7 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x563bd4051111 - std::rt::lang_start_internal::h571831ebdba142de [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x563bd4004740 - std::rt::lang_start::h666c4a6db25d85de [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x563bd4020bac - main [INFO] [stderr] 32: 0x7f9a94d930b3 - __libc_start_main [INFO] [stderr] 33: 0x563bd3fd34ae - _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" "ad1033b9117266c107cd4288639624f06fc7b47907078f824a9d3bade0fa31f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad1033b9117266c107cd4288639624f06fc7b47907078f824a9d3bade0fa31f7", kill_on_drop: false }` [INFO] [stdout] ad1033b9117266c107cd4288639624f06fc7b47907078f824a9d3bade0fa31f7