[INFO] updating cached repository https://github.com/jimblandy/fxsnapshot [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8c7eceaa6943fecf213e0ac89e9c5c329038792a [INFO] checking jimblandy/fxsnapshot against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimblandy/fxsnapshot on toolchain d939f708d960161d23b964309ba68ff207fc0ead [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jimblandy/fxsnapshot [INFO] finished tweaking git repo https://github.com/jimblandy/fxsnapshot [INFO] tweaked toml for git repo https://github.com/jimblandy/fxsnapshot written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/jimblandy/fxsnapshot already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a4e19a13ba09914c0f44c3a0da8e96852c2e7da286fdfca296174669025ab5e2 [INFO] running `"docker" "start" "-a" "a4e19a13ba09914c0f44c3a0da8e96852c2e7da286fdfca296174669025ab5e2"` [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling lalrpop-util v0.16.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling termcolor v1.0.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Checking fallible-iterator v0.2.0 (https://github.com/sfackler/rust-fallible-iterator.git?rev=11ea3bf0e6ad2bc4f4fe220d6c3332942e5dfa35#11ea3bf0) [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling ena v0.9.3 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [INFO] [stderr] Compiling digest v0.7.5 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.4 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.78 [INFO] [stderr] Compiling lalrpop-snap v0.16.0 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling pb-rs v0.5.0 [INFO] [stderr] Checking quick-protobuf v0.6.3 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling lalrpop v0.16.0 [INFO] [stderr] error: failed to run custom build command for `lalrpop v0.16.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lalrpop-179d79c9a5099388/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/src/parser/lrgrammar.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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c297e16504 - backtrace::backtrace::libunwind::trace::hdbfb90b3ac3ad82c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55c297e16504 - backtrace::backtrace::trace_unsynchronized::hdc2d8de557dbdcaf [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c297e16504 - std::sys_common::backtrace::_print_fmt::hc847b4cbd733969c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c297e16504 - ::fmt::h1834f0d5f0f485d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c297e359fc - core::fmt::write::h6932942104d5f1ae [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55c297e13b63 - std::io::Write::write_fmt::h6ea75dc393077354 [INFO] [stderr] at src/libstd/io/mod.rs:1427 [INFO] [stderr] 6: 0x55c297e18b65 - std::sys_common::backtrace::_print::hbdd2af06305a234c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c297e18b65 - std::sys_common::backtrace::print::hfa2e5bb1407a0009 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c297e18b65 - std::panicking::default_hook::{{closure}}::h4196b1a9c9da64a2 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c297e188b2 - std::panicking::default_hook::h853dd04629d084b0 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55c297e191c2 - std::panicking::rust_panic_with_hook::h06766489222c5b1f [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55c297e18dab - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55c297e340e1 - core::panicking::panic_fmt::h70f73dd0c53f6a1b [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x55c297e33f03 - core::option::expect_none_failed::h1638b8aeab38312f [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x55c2974b7d83 - core::result::Result::unwrap::h6fbcc2a488fa4eee [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/libcore/result.rs:1003 [INFO] [stderr] 15: 0x55c2974b7a3d - build_script_build::main::h94a534060c35d5e3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4 [INFO] [stderr] 16: 0x55c2974b7e2b - std::rt::lang_start::{{closure}}::hbc149190919ae6c8 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55c297e1968f - std::rt::lang_start_internal::{{closure}}::hdaffbcc57d598c5f [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55c297e1968f - std::panicking::try::do_call::hc1832c62abd55478 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x55c297e1968f - std::panicking::try::h23d1892813e46504 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x55c297e1968f - std::panic::catch_unwind::hdb5524bedfc6db1f [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55c297e1968f - std::rt::lang_start_internal::h2ab9efcdfcc44c95 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55c2974b7e07 - std::rt::lang_start::h93582d0d6ac3adf5 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55c2974b7a7a - main [INFO] [stderr] 24: 0x7ff02b36eb97 - __libc_start_main [INFO] [stderr] 25: 0x55c2974b780a - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "a4e19a13ba09914c0f44c3a0da8e96852c2e7da286fdfca296174669025ab5e2"` [INFO] running `"docker" "rm" "-f" "a4e19a13ba09914c0f44c3a0da8e96852c2e7da286fdfca296174669025ab5e2"` [INFO] [stdout] a4e19a13ba09914c0f44c3a0da8e96852c2e7da286fdfca296174669025ab5e2