[INFO] updating cached repository joek13/meme-bot [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/joek13/meme-bot [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/joek13/meme-bot" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/joek13/meme-bot"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/joek13/meme-bot'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/joek13/meme-bot" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/joek13/meme-bot"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/joek13/meme-bot'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f6fccaed9cdc0a9705c6443ae980409153458a81 [INFO] sha for GitHub repo joek13/meme-bot: f6fccaed9cdc0a9705c6443ae980409153458a81 [INFO] validating manifest of joek13/meme-bot on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of joek13/meme-bot on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing joek13/meme-bot [INFO] finished frobbing joek13/meme-bot [INFO] frobbed toml for joek13/meme-bot written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/joek13/meme-bot/Cargo.toml [INFO] started frobbing joek13/meme-bot [INFO] finished frobbing joek13/meme-bot [INFO] frobbed toml for joek13/meme-bot written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/joek13/meme-bot/Cargo.toml [INFO] crate joek13/meme-bot already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking joek13/meme-bot against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/joek13/meme-bot:/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=forbid" "-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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cac3b0ad676bcc8a77d300cb8d30a8f7375a662f7a1dfbfbf9771de6386b7cf8 [INFO] running `"docker" "start" "-a" "cac3b0ad676bcc8a77d300cb8d30a8f7375a662f7a1dfbfbf9771de6386b7cf8"` [INFO] [stderr] Checking serde v1.0.9 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking num-complex v0.1.38 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking itertools v0.6.0 [INFO] [stderr] Checking deflate v0.7.12 [INFO] [stderr] Compiling miniz-sys v0.1.9 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking num-bigint v0.1.39 [INFO] [stderr] Checking rayon-core v1.2.1 [INFO] [stderr] Checking textwrap v0.6.0 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking alga v0.5.1 [INFO] [stderr] Compiling serde_derive v1.0.9 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking num-rational v0.1.38 [INFO] [stderr] Checking flate2 v0.2.19 [INFO] [stderr] Checking websocket v0.20.2 [INFO] [stderr] Checking png v0.8.0 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Checking rayon v0.7.1 [INFO] [stderr] Checking num v0.1.39 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Compiling mime_guess v1.8.1 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-17767f99dfd0278d/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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c569829ccb - backtrace::backtrace::libunwind::trace::h99e6362fdb92a8eb [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55c569829ccb - backtrace::backtrace::trace_unsynchronized::hb03857eb223d1e1b [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c569829ccb - std::sys_common::backtrace::_print::hc504093b15dd6a49 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55c569829ccb - std::sys_common::backtrace::print::h74592d8df46164e6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55c569829ccb - std::panicking::default_hook::{{closure}}::h148953d9747d04f4 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55c5698299a6 - std::panicking::default_hook::h72a253311e200c7c [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55c56982a38d - std::panicking::rust_panic_with_hook::h625fcf59e672b6a0 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55c569829f12 - std::panicking::continue_panic_fmt::hb865580971245aec [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55c569829df6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55c56983ec4d - core::panicking::panic_fmt::h88ab02319bb01bbf [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55c56983ed47 - core::result::unwrap_failed::hcd16c30e39593715 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x55c5697f0450 - core::result::Result::unwrap::hed89ebad99953f2b [INFO] [stderr] at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x55c5697f2425 - build_script_gen_mime_types::main::h39558dbe65cb3a4f [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.1/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x55c5697dd150 - std::rt::lang_start::{{closure}}::hf37d1687df05383f [INFO] [stderr] at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55c569829de3 - std::rt::lang_start_internal::{{closure}}::h5b4ccd53e4167b89 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55c569829de3 - std::panicking::try::do_call::h85f9b79f07affa28 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55c56982beda - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x55c56982a89d - std::panicking::try::h0463127fe79abe73 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55c56982a89d - std::panic::catch_unwind::h846bfd7d9d99e56b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55c56982a89d - std::rt::lang_start_internal::h0a72d627fb2e90ec [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55c5697dd129 - std::rt::lang_start::h7f251a5c786ed020 [INFO] [stderr] at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55c5697f39aa - main [INFO] [stderr] 22: 0x7fd30108d2e1 - __libc_start_main [INFO] [stderr] 23: 0x55c5697c8b5a - _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" "cac3b0ad676bcc8a77d300cb8d30a8f7375a662f7a1dfbfbf9771de6386b7cf8"` [INFO] running `"docker" "rm" "-f" "cac3b0ad676bcc8a77d300cb8d30a8f7375a662f7a1dfbfbf9771de6386b7cf8"` [INFO] [stdout] cac3b0ad676bcc8a77d300cb8d30a8f7375a662f7a1dfbfbf9771de6386b7cf8