[INFO] cloning repository https://github.com/ruby-compiler-survey/rucy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruby-compiler-survey/rucy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruby-compiler-survey%2Frucy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruby-compiler-survey%2Frucy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fc599db755521b7df7c8e0bd8f37c9c4f6d83ed9 [INFO] documenting ruby-compiler-survey/rucy against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruby-compiler-survey%2Frucy" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ruby-compiler-survey/rucy on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ruby-compiler-survey/rucy [INFO] finished tweaking git repo https://github.com/ruby-compiler-survey/rucy [INFO] tweaked toml for git repo https://github.com/ruby-compiler-survey/rucy written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/ruby-compiler-survey/rucy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b776afc31ffec6e796c298dc9b5e0b383d15ff605420f9cf8bee8156cff893f0 [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" "b776afc31ffec6e796c298dc9b5e0b383d15ff605420f9cf8bee8156cff893f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b776afc31ffec6e796c298dc9b5e0b383d15ff605420f9cf8bee8156cff893f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b776afc31ffec6e796c298dc9b5e0b383d15ff605420f9cf8bee8156cff893f0", kill_on_drop: false }` [INFO] [stdout] b776afc31ffec6e796c298dc9b5e0b383d15ff605420f9cf8bee8156cff893f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 3b7c61683b4ce6af80f1aa3c9ea89c05f95282a6c38b3ecb24bd8880eecf2d84 [INFO] running `Command { std: "docker" "start" "-a" "3b7c61683b4ce6af80f1aa3c9ea89c05f95282a6c38b3ecb24bd8880eecf2d84", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling bindgen v0.58.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling shlex v1.0.0 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling clang-sys v1.2.0 [INFO] [stderr] Compiling libloading v0.7.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling tar v0.4.35 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling mrusty v3.0.0 (/opt/rustwide/workdir/mrusty) [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] error: failed to run custom build command for `mrusty v3.0.0 (/opt/rustwide/workdir/mrusty)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mrusty-ad2ab7b09f4066b4/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: ReadOnlyFilesystem, error: TarError { desc: "failed to create `target`", io: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } } }', mrusty/build.rs:26:30 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563b1afd2ddd - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x563b1afd2ddd - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x563b1afd2ddd - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x563b1afd2ddd - ::fmt::h1025ecd2bac85833 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x563b1aff392c - core::fmt::write::hd5fa34bae8a7f0ea [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17 [INFO] [stderr] 5: 0x563b1afcf291 - std::io::Write::write_fmt::h203cec764662c27d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15 [INFO] [stderr] 6: 0x563b1afd4715 - std::sys_common::backtrace::_print::h330c8fadbab13d8b [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x563b1afd4715 - std::sys_common::backtrace::print::h38d4cf1c3e16e656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x563b1afd4715 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x563b1afd4389 - std::panicking::default_hook::h9929fdc60733f795 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x563b1afd4ce8 - std::panicking::rust_panic_with_hook::h490228be5a55104d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x563b1afd4b97 - std::panicking::begin_panic_handler::{{closure}}::hfd963b6683c36656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x563b1afd3294 - std::sys_common::backtrace::__rust_end_short_backtrace::h2912e3decfe2cba4 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x563b1afd48c9 - rust_begin_unwind [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x563b1af05913 - core::panicking::panic_fmt::hf4ba906a2c8693a2 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x563b1af059a3 - core::result::unwrap_failed::h328e70098ea1018f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1785:5 [INFO] [stderr] 16: 0x563b1af88649 - core::result::Result::unwrap::h8dc6820bf59a1bfe [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1078:23 [INFO] [stderr] 17: 0x563b1af06262 - build_script_build::main::ha24e504407d62214 [INFO] [stderr] at /opt/rustwide/workdir/mrusty/build.rs:26:5 [INFO] [stderr] 18: 0x563b1af075fb - core::ops::function::FnOnce::call_once::hbc1a6e8e2f926d4b [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 19: 0x563b1af07ede - std::sys_common::backtrace::__rust_begin_short_backtrace::h15024668b32307dd [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x563b1af06d71 - std::rt::lang_start::{{closure}}::h561d2e56f82bed37 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x563b1afca62e - core::ops::function::impls:: for &F>::call_once::h9c80b603d656db3f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 22: 0x563b1afca62e - std::panicking::try::do_call::h86b1dd6fd2903147 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x563b1afca62e - std::panicking::try::h06cba322e163361a [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x563b1afca62e - std::panic::catch_unwind::h77fc4ef3c419c34e [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x563b1afca62e - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x563b1afca62e - std::panicking::try::do_call::h682a3324f06cc1bc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x563b1afca62e - std::panicking::try::h09ce465b693a7cf9 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x563b1afca62e - std::panic::catch_unwind::h5eb4cb244476317c [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x563b1afca62e - std::rt::lang_start_internal::hba2d4a4771a618dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x563b1af06d40 - std::rt::lang_start::h018b3bba8b14071a [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x563b1af0684c - main [INFO] [stderr] 32: 0x7fc53364e0b3 - __libc_start_main [INFO] [stderr] 33: 0x563b1af05bae - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3b7c61683b4ce6af80f1aa3c9ea89c05f95282a6c38b3ecb24bd8880eecf2d84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b7c61683b4ce6af80f1aa3c9ea89c05f95282a6c38b3ecb24bd8880eecf2d84", kill_on_drop: false }` [INFO] [stdout] 3b7c61683b4ce6af80f1aa3c9ea89c05f95282a6c38b3ecb24bd8880eecf2d84