[INFO] cloning repository https://github.com/pyk/peg-generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyk/peg-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyk%2Fpeg-generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyk%2Fpeg-generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c8ed26a0466b40eb7eacd172aeaa69bfab6fc5b1 [INFO] checking pyk/peg-generator against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyk%2Fpeg-generator" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pyk/peg-generator on toolchain 05c8870159e4f328578a970e125aa76d24f03b56 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pyk/peg-generator [INFO] finished tweaking git repo https://github.com/pyk/peg-generator [INFO] tweaked toml for git repo https://github.com/pyk/peg-generator written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/pyk/peg-generator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded peg v0.5.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ad9635b804c30bb1ffd1d5d4673b44a9e80049a4c693c29740a22bc98ddefdb [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" "7ad9635b804c30bb1ffd1d5d4673b44a9e80049a4c693c29740a22bc98ddefdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ad9635b804c30bb1ffd1d5d4673b44a9e80049a4c693c29740a22bc98ddefdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ad9635b804c30bb1ffd1d5d4673b44a9e80049a4c693c29740a22bc98ddefdb", kill_on_drop: false }` [INFO] [stdout] 7ad9635b804c30bb1ffd1d5d4673b44a9e80049a4c693c29740a22bc98ddefdb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bb6b3509bd49b91285222fa5877cf290052cba4740eb31cd775c1f083fb42b7 [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" "3bb6b3509bd49b91285222fa5877cf290052cba4740eb31cd775c1f083fb42b7", kill_on_drop: false }` [INFO] [stderr] Compiling peg v0.5.4 [INFO] [stderr] Compiling peg-generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `peg-generator v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/peg-generator-9706cd516b5f024b/build-script-build` (exit code: 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:17:39 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ea7e894c60 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55ea7e894c60 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ea7e894c60 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55ea7e894c60 - ::fmt::h3cd15d7003dec37a [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55ea7e8ae1ac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x55ea7e8934d7 - std::io::Write::write_fmt::hac61caff894c35ae [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55ea7e896dc0 - std::sys_common::backtrace::_print::haa2f390fb7957e3e [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55ea7e896dc0 - std::sys_common::backtrace::print::h48c7cbbad9013bb1 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55ea7e896dc0 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55ea7e896b0c - std::panicking::default_hook::h2f00c78800d98e4c [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55ea7e897423 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55ea7e896ff9 - std::panicking::begin_panic_handler::{{closure}}::hec242f1b136b5ff2 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55ea7e8950cc - std::sys_common::backtrace::__rust_end_short_backtrace::h1f3cc383ee6c0374 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55ea7e896fb9 - rust_begin_unwind [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55ea7e8ad4d1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55ea7e8ad2f3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/option.rs:1221 [INFO] [stderr] 16: 0x55ea7e8131f9 - core::result::Result::unwrap::h4dc86449911aa615 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x55ea7e812b6c - build_script_build::main::hef60e4d83fa60e57 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:17 [INFO] [stderr] 18: 0x55ea7e811a8b - core::ops::function::FnOnce::call_once::h426fe12866ae02a5 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55ea7e81192e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9bda28b7522d9e0c [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55ea7e813641 - std::rt::lang_start::{{closure}}::hc3b3dcfdeaa8ef94 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55ea7e897821 - core::ops::function::impls:: for &F>::call_once::hecc21eb9018cc197 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55ea7e897821 - std::panicking::try::do_call::h174ad655d084b5c7 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55ea7e897821 - std::panicking::try::h479e6054ce28de10 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55ea7e897821 - std::panic::catch_unwind::hb558ddea2b3e9c45 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55ea7e897821 - std::rt::lang_start_internal::h163149047f0a8b61 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55ea7e813617 - std::rt::lang_start::h1116d04964d3b435 [INFO] [stderr] at /rustc/05c8870159e4f328578a970e125aa76d24f03b56/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55ea7e812e8a - main [INFO] [stderr] 28: 0x7f0d0983e0b3 - __libc_start_main [INFO] [stderr] 29: 0x55ea7e8100ae - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "3bb6b3509bd49b91285222fa5877cf290052cba4740eb31cd775c1f083fb42b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bb6b3509bd49b91285222fa5877cf290052cba4740eb31cd775c1f083fb42b7", kill_on_drop: false }` [INFO] [stdout] 3bb6b3509bd49b91285222fa5877cf290052cba4740eb31cd775c1f083fb42b7