[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] checking phynalle/civetcat against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [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 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shared_child v0.3.2 [INFO] [stderr] Downloaded os_pipe v0.6.0 [INFO] [stderr] Downloaded duct v0.9.2 [INFO] [stderr] Downloaded cmake v0.1.29 [INFO] [stderr] Downloaded serde_derive_internals v0.18.0 [INFO] [stderr] Downloaded serde_derive v1.0.24 [INFO] [stderr] Downloaded serde_json v1.0.8 [INFO] [stderr] Downloaded serde v1.0.24 [INFO] [stderr] Downloaded onig v2.0.2 [INFO] [stderr] Downloaded clippy v0.0.175 [INFO] [stderr] Downloaded clippy_lints v0.0.175 [INFO] [stderr] Downloaded clap v2.29.0 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fba1b7f8500be82ac585292870579492effcf99378c1c7eca2f22fbcee098dc9 [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" "fba1b7f8500be82ac585292870579492effcf99378c1c7eca2f22fbcee098dc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fba1b7f8500be82ac585292870579492effcf99378c1c7eca2f22fbcee098dc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fba1b7f8500be82ac585292870579492effcf99378c1c7eca2f22fbcee098dc9", kill_on_drop: false }` [INFO] [stdout] fba1b7f8500be82ac585292870579492effcf99378c1c7eca2f22fbcee098dc9 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--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] afac21ada7974fee4bdcff91eccdaac6ee7223785c5448d17113f83704242958 [INFO] running `Command { std: "docker" "start" "-a" "afac21ada7974fee4bdcff91eccdaac6ee7223785c5448d17113f83704242958", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Compiling onig_sys v66.1.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [INFO] [stderr] Compiling serde_derive v1.0.24 [INFO] [stderr] Checking serde_json v1.0.8 [INFO] [stderr] Checking onig v2.0.2 [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-438e3e6a8121f7cd/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: Other, message: "Read-only file system" }', build.rs:139:51 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f9075de6e0 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55f9075de6e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55f9075de6e0 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55f9075de6e0 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55f9075fcf3c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55f9075dd0e5 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x55f9075e030b - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55f9075e030b - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55f9075e030b - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55f9075dfde1 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55f9075e09d4 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55f9075e04b7 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55f9075debbc - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55f9075e0419 - rust_begin_unwind [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55f907563ea1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55f907563f93 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55f90758052e - core::result::Result::unwrap::hc742a2f824dd1140 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55f9075b67ee - build_script_build::main::hb23c4554b2f9d253 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139:17 [INFO] [stderr] 18: 0x55f9075af2bb - core::ops::function::FnOnce::call_once::ha6aaee761e437705 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55f9075b23ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c8b042dc229ed11 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55f9075865b1 - std::rt::lang_start::{{closure}}::h0d17d75bfea956ed [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55f9075e0ed9 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55f9075e0ed9 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55f9075e0ed9 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55f9075e0ed9 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55f9075e0ed9 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55f907586590 - std::rt::lang_start::hd0e104dec84b4c71 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55f9075bb7bc - main [INFO] [stderr] 28: 0x7f13976f80b3 - __libc_start_main [INFO] [stderr] 29: 0x55f90756465e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "afac21ada7974fee4bdcff91eccdaac6ee7223785c5448d17113f83704242958", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afac21ada7974fee4bdcff91eccdaac6ee7223785c5448d17113f83704242958", kill_on_drop: false }` [INFO] [stdout] afac21ada7974fee4bdcff91eccdaac6ee7223785c5448d17113f83704242958