[INFO] cloning repository https://github.com/matthewsanetra/gravitas [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthewsanetra/gravitas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewsanetra%2Fgravitas", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewsanetra%2Fgravitas'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 095eb507bd4acefb9b8d3441c242d8c9620df5a3 [INFO] checking matthewsanetra/gravitas against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewsanetra%2Fgravitas" "/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/matthewsanetra/gravitas on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/matthewsanetra/gravitas [INFO] finished tweaking git repo https://github.com/matthewsanetra/gravitas [INFO] tweaked toml for git repo https://github.com/matthewsanetra/gravitas written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/matthewsanetra/gravitas already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lalrpop-util v0.19.1 [INFO] [stderr] Downloaded lalrpop v0.19.1 [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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9341394eb0d2b43a1e0486334144a6544ff31906235d5810033fb2a27ef1c614 [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" "9341394eb0d2b43a1e0486334144a6544ff31906235d5810033fb2a27ef1c614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9341394eb0d2b43a1e0486334144a6544ff31906235d5810033fb2a27ef1c614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9341394eb0d2b43a1e0486334144a6544ff31906235d5810033fb2a27ef1c614", kill_on_drop: false }` [INFO] [stdout] 9341394eb0d2b43a1e0486334144a6544ff31906235d5810033fb2a27ef1c614 [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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d8d2b83cad3c416b8ded1b95efdf76d5d73f7a0890da8405ca0b7a0ce170d96 [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" "4d8d2b83cad3c416b8ded1b95efdf76d5d73f7a0890da8405ca0b7a0ce170d96", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking lalrpop-util v0.19.1 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling string_cache v0.8.0 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.19.1 [INFO] [stderr] Compiling gravitas v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `gravitas v0.0.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/gravitas-411bc8209e9c9cbe/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/parser/language.lalrpop` [INFO] [stderr] [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:5:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5597656990d0 - std::backtrace_rs::backtrace::libunwind::trace::h303a626d53553a64 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5597656990d0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6abb882733c3f18c [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5597656990d0 - std::sys_common::backtrace::_print_fmt::h57829321f1d9217a [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5597656990d0 - ::fmt::h400b66a054640aac [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5597656b837c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x559765695f62 - std::io::Write::write_fmt::h6453b28c8b27c6ea [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x55976569b4a5 - std::sys_common::backtrace::_print::h15cc4b3923cc9bc0 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55976569b4a5 - std::sys_common::backtrace::print::h953c7be178c0674d [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55976569b4a5 - std::panicking::default_hook::{{closure}}::h635d667f571198f0 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55976569b148 - std::panicking::default_hook::h3bc2efb48060abaa [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55976569bb81 - std::panicking::rust_panic_with_hook::h887eb0c89f46b8b2 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:577:17 [INFO] [stderr] 11: 0x55976569b729 - std::panicking::begin_panic_handler::{{closure}}::hf0d3f46d37dd3bc1 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:484:9 [INFO] [stderr] 12: 0x55976569956c - std::sys_common::backtrace::__rust_end_short_backtrace::h4bce8b52717576e3 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55976569b6e9 - rust_begin_unwind [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:483:5 [INFO] [stderr] 14: 0x5597656b6971 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/panicking.rs:85:14 [INFO] [stderr] 15: 0x5597656b6793 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x559764e1b6e3 - core::result::Result::unwrap::h06f1fa1bb140ade6 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x559764e1b585 - build_script_build::main::h3ec4a30d65f5ce65 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:2:5 [INFO] [stderr] 18: 0x559764e1b73b - core::ops::function::FnOnce::call_once::h452199e7a8c398ff [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x559764e1b4fe - std::sys_common::backtrace::__rust_begin_short_backtrace::he4efcd8b82b733b5 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x559764e1b4d1 - std::rt::lang_start::{{closure}}::hd39a00e26b6c6826 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55976569bfa7 - core::ops::function::impls:: for &F>::call_once::h1af42f2aaad601f7 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55976569bfa7 - std::panicking::try::do_call::h9d43a73a8e9fb04a [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x55976569bfa7 - std::panicking::try::h7a8d1100a6afe839 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x55976569bfa7 - std::panic::catch_unwind::h9c80942da690cf03 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panic.rs:382:14 [INFO] [stderr] 25: 0x55976569bfa7 - std::rt::lang_start_internal::h18ef240fb861b4d5 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x559764e1b4a7 - std::rt::lang_start::hc72a6a34497c1c63 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x559764e1b5fa - main [INFO] [stderr] 28: 0x7f703b9010b3 - __libc_start_main [INFO] [stderr] 29: 0x559764e1b0ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "4d8d2b83cad3c416b8ded1b95efdf76d5d73f7a0890da8405ca0b7a0ce170d96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d8d2b83cad3c416b8ded1b95efdf76d5d73f7a0890da8405ca0b7a0ce170d96", kill_on_drop: false }` [INFO] [stdout] 4d8d2b83cad3c416b8ded1b95efdf76d5d73f7a0890da8405ca0b7a0ce170d96