[INFO] updating cached repository Shadlock0133/plan-sync [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Shadlock0133/plan-sync [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Shadlock0133/plan-sync" "work/ex/beta-1.37-6/sources/1.36.0/gh/Shadlock0133/plan-sync"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Shadlock0133/plan-sync'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Shadlock0133/plan-sync" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shadlock0133/plan-sync"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shadlock0133/plan-sync'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8dde95b8131cb402c3819699127d69d85c7e2b7e [INFO] sha for GitHub repo Shadlock0133/plan-sync: 8dde95b8131cb402c3819699127d69d85c7e2b7e [INFO] validating manifest of Shadlock0133/plan-sync on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Shadlock0133/plan-sync on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Shadlock0133/plan-sync [INFO] finished frobbing Shadlock0133/plan-sync [INFO] frobbed toml for Shadlock0133/plan-sync written to work/ex/beta-1.37-6/sources/1.36.0/gh/Shadlock0133/plan-sync/Cargo.toml [INFO] started frobbing Shadlock0133/plan-sync [INFO] finished frobbing Shadlock0133/plan-sync [INFO] frobbed toml for Shadlock0133/plan-sync written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shadlock0133/plan-sync/Cargo.toml [INFO] crate Shadlock0133/plan-sync already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing Shadlock0133/plan-sync against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shadlock0133/plan-sync:/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] d64f434ec6a3cb6d7013e31b0312b4078c60ed37d3b0356b4df3c26a76058c71 [INFO] running `"docker" "start" "-a" "d64f434ec6a3cb6d7013e31b0312b4078c60ed37d3b0356b4df3c26a76058c71"` [INFO] [stderr] Compiling foreign-types-shared v0.1.0 [INFO] [stderr] Compiling openssl v0.9.21 [INFO] [stderr] Compiling webbrowser v0.2.2 [INFO] [stderr] Compiling openssl-sys v0.9.21 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling crc v1.6.0 [INFO] [stderr] Compiling serde_json v1.0.6 [INFO] [stderr] Compiling app_dirs v1.1.1 [INFO] [stderr] Compiling uuid v0.5.1 [INFO] [stderr] Compiling foreign-types v0.2.1 [INFO] [stderr] Compiling tokio-io v0.1.4 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling clap v2.30.0 [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling serde_urlencoded v0.5.1 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling tokio-core v0.1.10 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling libflate v0.1.12 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.3 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-98495c836ac8be24/build-script-gen_mime_types` (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" }', src/libcore/result.rs:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55fc5ff5739b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55fc5ff5739b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55fc5ff5739b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55fc5ff5739b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55fc5ff5739b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55fc5ff57077 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55fc5ff57a60 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55fc5ff575e2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55fc5ff574c6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55fc5ff6c07d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55fc5ff49d68 - core::result::unwrap_failed::hd6d246f070c05a1d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x55fc5ff174bc - core::result::Result::unwrap::ha21cc88670d4c575 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x55fc5ff1a6b5 - build_script_gen_mime_types::main::h6a490ca6fd2a27af [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.3/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x55fc5ff40e90 - std::rt::lang_start::{{closure}}::h871e0682a561e807 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55fc5ff574b3 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55fc5ff574b3 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55fc5ff5925a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 17: 0x55fc5ff57f6d - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55fc5ff57f6d - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55fc5ff57f6d - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55fc5ff40e69 - std::rt::lang_start::h49a4667203d74058 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55fc5ff1bcea - main [INFO] [stderr] 22: 0x7fdcc88ce2e1 - __libc_start_main [INFO] [stderr] 23: 0x55fc5fef60ea - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "d64f434ec6a3cb6d7013e31b0312b4078c60ed37d3b0356b4df3c26a76058c71"` [INFO] running `"docker" "rm" "-f" "d64f434ec6a3cb6d7013e31b0312b4078c60ed37d3b0356b4df3c26a76058c71"` [INFO] [stdout] d64f434ec6a3cb6d7013e31b0312b4078c60ed37d3b0356b4df3c26a76058c71