[INFO] cloning repository https://github.com/math-fehr/lucyrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/math-fehr/lucyrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c52eb048eead3318ae80a1a74235bb502dc1e678
[INFO] checking math-fehr/lucyrs/c52eb048eead3318ae80a1a74235bb502dc1e678 against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/math-fehr/lucyrs
[INFO] finished tweaking git repo https://github.com/math-fehr/lucyrs
[INFO] tweaked toml for git repo https://github.com/math-fehr/lucyrs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/math-fehr/lucyrs on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/math-fehr/lucyrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.1
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.9
[INFO] [stderr]   Downloaded opaque-debug v0.2.1
[INFO] [stderr]   Downloaded ucd-util v0.1.2
[INFO] [stderr]   Downloaded byte-tools v0.3.0
[INFO] [stderr]   Downloaded lalrpop-util v0.16.1
[INFO] [stderr]   Downloaded block-padding v0.1.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.23
[INFO] [stderr]   Downloaded ena v0.10.1
[INFO] [stderr]   Downloaded lalrpop v0.16.1
[INFO] [stderr]   Downloaded syn v0.15.20
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] [stderr]   Downloaded regex-syntax v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7a5b718b917af41ab41337a2959779ca3dd5c47be08f641abcc25fd2709a8f7
[INFO] running `Command { std: "docker" "start" "-a" "c7a5b718b917af41ab41337a2959779ca3dd5c47be08f641abcc25fd2709a8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7a5b718b917af41ab41337a2959779ca3dd5c47be08f641abcc25fd2709a8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a5b718b917af41ab41337a2959779ca3dd5c47be08f641abcc25fd2709a8f7", kill_on_drop: false }`
[INFO] [stdout] c7a5b718b917af41ab41337a2959779ca3dd5c47be08f641abcc25fd2709a8f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80857a49bc83ac98a0cbbb327ffe3d7d172ad8d84965411f70ecc2d48a0225c8
[INFO] running `Command { std: "docker" "start" "-a" "80857a49bc83ac98a0cbbb327ffe3d7d172ad8d84965411f70ecc2d48a0225c8", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.23
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling syn v0.15.20
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling lalrpop-util v0.16.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.1
[INFO] [stderr]    Compiling lucyrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `lucyrs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/lucyrs-b08d2077bfba280d/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   processing file `/opt/rustwide/workdir/src/lucy/grammar.lalrpop`
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:7:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x57225d653972 - std::backtrace_rs::backtrace::libunwind::trace::h4b1dd74ddad1938e
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57225d653972 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d30d382ece6fa9e
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57225d653972 - std::sys::backtrace::_print_fmt::hd946833e8f1a9699
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x57225d653972 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hcdf1d57453f7287d
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x57225d674a73 - core::fmt::rt::Argument::fmt::h150c95dcaa3197b7
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x57225d674a73 - core::fmt::write::h3be3172487877823
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x57225d650d53 - std::io::default_write_fmt::hbb22ca90138b810d
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x57225d650d53 - std::io::Write::write_fmt::hff7ec47b7aff581e
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x57225d6537c2 - std::sys::backtrace::BacktraceLock::print::h7248a2e68b1a6757
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x57225d654c46 - std::panicking::default_hook::{{closure}}::hb6197d3c009db5db
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x57225d654a49 - std::panicking::default_hook::h48f8973c358ad080
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x57225d655612 - std::panicking::rust_panic_with_hook::h2156d918f1b4687a
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x57225d6553aa - std::panicking::begin_panic_handler::{{closure}}::h72af41ccef8ec229
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x57225d653e69 - std::sys::backtrace::__rust_end_short_backtrace::ha354a46c9098f853
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x57225d65503d - __rustc[5129e938e0a6cb40]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x57225d673210 - core::panicking::panic_fmt::h0abade0315de1f17
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x57225d673656 - core::result::unwrap_failed::h45664b4f47a3fca4
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/core/src/result.rs:1761:5
[INFO] [stderr]     17:     0x57225d152d7a - build_script_build::main::h60071944d94b6934
[INFO] [stderr]     18:     0x57225d152a23 - core::ops::function::FnOnce::call_once::h3c2d5ff99101931b
[INFO] [stderr]     19:     0x57225d1529c6 - std::sys::backtrace::__rust_begin_short_backtrace::h0eb4b813528b5e1c
[INFO] [stderr]     20:     0x57225d1529a9 - std::rt::lang_start::{{closure}}::h36f3812cadeb3cd8
[INFO] [stderr]     21:     0x57225d64b380 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::ha27a6effac64dcb5
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     22:     0x57225d64b380 - std::panicking::catch_unwind::do_call::h8482997c861660f8
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:589:40
[INFO] [stderr]     23:     0x57225d64b380 - std::panicking::catch_unwind::h61588078bc36fe20
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:552:19
[INFO] [stderr]     24:     0x57225d64b380 - std::panic::catch_unwind::hdb37145af8c89db8
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x57225d64b380 - std::rt::lang_start_internal::{{closure}}::h8ae41facdb92ee12
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x57225d64b380 - std::panicking::catch_unwind::do_call::h1d3395aa40057936
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:589:40
[INFO] [stderr]     27:     0x57225d64b380 - std::panicking::catch_unwind::h4ace2ad279d36fae
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panicking.rs:552:19
[INFO] [stderr]     28:     0x57225d64b380 - std::panic::catch_unwind::h09bc04072e88fd3e
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x57225d64b380 - std::rt::lang_start_internal::h7dae2ae31da29277
[INFO] [stderr]                                  at /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x57225d152991 - std::rt::lang_start::ha74a3055f4cbb626
[INFO] [stderr]     31:     0x57225d152e05 - main
[INFO] [stderr]     32:     0x798534be21ca - <unknown>
[INFO] [stderr]     33:     0x798534be228b - __libc_start_main
[INFO] [stderr]     34:     0x57225d1528a5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "80857a49bc83ac98a0cbbb327ffe3d7d172ad8d84965411f70ecc2d48a0225c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80857a49bc83ac98a0cbbb327ffe3d7d172ad8d84965411f70ecc2d48a0225c8", kill_on_drop: false }`
[INFO] [stdout] 80857a49bc83ac98a0cbbb327ffe3d7d172ad8d84965411f70ecc2d48a0225c8
