[INFO] updating cached repository seansfkelley/rt-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/seansfkelley/rt-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/seansfkelley/rt-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/seansfkelley/rt-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/seansfkelley/rt-rs'... [INFO] [stderr] done. 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[INFO] running `"git" "clone" "work/cache/sources/gh/seansfkelley/rt-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seansfkelley/rt-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seansfkelley/rt-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 41de76ffbe4bbcd82f11b73308acffd489fc08a6 [INFO] sha for GitHub repo seansfkelley/rt-rs: 41de76ffbe4bbcd82f11b73308acffd489fc08a6 [INFO] validating manifest of seansfkelley/rt-rs on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of seansfkelley/rt-rs on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing seansfkelley/rt-rs [INFO] finished frobbing seansfkelley/rt-rs [INFO] frobbed toml for seansfkelley/rt-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/seansfkelley/rt-rs/Cargo.toml [INFO] started frobbing seansfkelley/rt-rs [INFO] finished frobbing seansfkelley/rt-rs [INFO] frobbed toml for seansfkelley/rt-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seansfkelley/rt-rs/Cargo.toml [INFO] crate seansfkelley/rt-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing seansfkelley/rt-rs against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seansfkelley/rt-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] cb064715f8313b1c2e96212c9bb679a9da76cef1e5573b5ceb627e6236462484 [INFO] running `"docker" "start" "-a" "cb064715f8313b1c2e96212c9bb679a9da76cef1e5573b5ceb627e6236462484"` [INFO] [stderr] Compiling lalrpop-util v0.16.0 [INFO] [stderr] Compiling terminal_size v0.1.8 [INFO] [stderr] Compiling inflate v0.3.4 [INFO] [stderr] Compiling ena v0.9.3 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling noise v0.4.1 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling rayon v0.9.0 [INFO] [stderr] Compiling lalrpop-snap v0.16.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling image v0.17.0 [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/crater/target/debug/build/lalrpop-8fdb8065d0481ce1/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/crater/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" }', src/libcore/result.rs:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f4c7e3c92b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f4c7e3c92b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f4c7e3c92b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f4c7e3c92b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f4c7e3c92b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f4c7e3c606 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f4c7e3d03d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f4c7e3cbc2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f4c7e3caa6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55f4c7e5651d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55f4c7e56617 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x55f4c7333d98 - core::result::Result::unwrap::h51eac6fe58502cbe [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x55f4c73340c3 - build_script_build::main::h7c9c795ab38faa45 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4 [INFO] [stderr] 13: 0x55f4c7334170 - std::rt::lang_start::{{closure}}::h404e411c500fbc2d [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55f4c7e3ca43 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55f4c7e3ca43 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55f4c7e3f96a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x55f4c7e3d54d - std::panicking::try::h4af22d9cb0afa351 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55f4c7e3d54d - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55f4c7e3d54d - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55f4c7334149 - std::rt::lang_start::hd56d74909d176cbd [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55f4c73340fa - main [INFO] [stderr] 22: 0x7f38975202e1 - __libc_start_main [INFO] [stderr] 23: 0x55f4c7333bfa - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "cb064715f8313b1c2e96212c9bb679a9da76cef1e5573b5ceb627e6236462484"` [INFO] running `"docker" "rm" "-f" "cb064715f8313b1c2e96212c9bb679a9da76cef1e5573b5ceb627e6236462484"` [INFO] [stdout] cb064715f8313b1c2e96212c9bb679a9da76cef1e5573b5ceb627e6236462484