[INFO] cloning repository tbehner/frust [INFO] running `"git" "clone" "--bare" "git://github.com/tbehner/frust.git" "work/cache/sources/gh/tbehner/frust"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/tbehner/frust'... [INFO] running `"git" "clone" "work/cache/sources/gh/tbehner/frust" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/tbehner/frust"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/tbehner/frust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tbehner/frust" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/tbehner/frust"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/tbehner/frust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3b6ed50475d779b0a6f157e1a52b421f0f3a2d79 [INFO] sha for GitHub repo tbehner/frust: 3b6ed50475d779b0a6f157e1a52b421f0f3a2d79 [INFO] validating manifest of tbehner/frust on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tbehner/frust on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tbehner/frust [INFO] finished frobbing tbehner/frust [INFO] frobbed toml for tbehner/frust written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/tbehner/frust/Cargo.toml [INFO] started frobbing tbehner/frust [INFO] finished frobbing tbehner/frust [INFO] frobbed toml for tbehner/frust written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/tbehner/frust/Cargo.toml [INFO] crate tbehner/frust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pretty-bytes v0.2.1 [INFO] [stderr] Downloaded nom v2.2.0 [INFO] [stderr] Downloaded colored v1.5.1 [INFO] [stderr] Downloaded clap v2.22.1 [INFO] [stderr] Downloaded liquid v0.9.1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking tbehner/frust against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/tbehner/frust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0d245f104458450a323b395eb95b3e859ec45a95b5adaa93af30596433eaf8a8 [INFO] running `"docker" "start" "-a" "0d245f104458450a323b395eb95b3e859ec45a95b5adaa93af30596433eaf8a8"` [INFO] [stderr] Compiling getopts v0.2.14 [INFO] [stderr] Checking lazy_static v0.2.5 [INFO] [stderr] Checking termion v1.3.0 [INFO] [stderr] Checking pretty-bytes v0.2.1 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Checking toml v0.4.1 [INFO] [stderr] Checking clap v2.22.1 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking chrono v0.3.0 [INFO] [stderr] Checking env_logger v0.4.2 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking nom v2.2.0 [INFO] [stderr] Checking colored v1.5.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling pulldown-cmark v0.0.3 [INFO] [stderr] Compiling mime_guess v1.8.1 [INFO] [stderr] Compiling skeptic v0.6.1 [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-428d34e315d3a0e4/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: 0x5624d9513c8b - backtrace::backtrace::libunwind::trace::h3eb7dec79b0cb248 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5624d9513c8b - backtrace::backtrace::trace_unsynchronized::h828522acfd8fecfd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5624d9513c8b - std::sys_common::backtrace::_print::ha50329dede3e270e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5624d9513c8b - std::sys_common::backtrace::print::ha6d7f96740481555 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5624d9513c8b - std::panicking::default_hook::{{closure}}::h48c4812e51e499b0 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5624d9513967 - std::panicking::default_hook::h5d25d0fa83093442 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5624d9514350 - std::panicking::rust_panic_with_hook::h1babb2b4ac73106c [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5624d9513ed2 - std::panicking::continue_panic_fmt::hb318720956a96dd4 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x5624d9513db6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x5624d9528abd - core::panicking::panic_fmt::h78250769f89ff6a0 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x5624d9506fb8 - core::result::unwrap_failed::h92482cec9cdeba11 [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x5624d94d406c - core::result::Result::unwrap::h7e3678949ce32114 [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x5624d94d7265 - build_script_gen_mime_types::main::h8bd6823ecc03c4f1 [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: 0x5624d94fda40 - std::rt::lang_start::{{closure}}::h2770c8b147c830a7 [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x5624d9513da3 - std::rt::lang_start_internal::{{closure}}::h8302806cea4153ed [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x5624d9513da3 - std::panicking::try::do_call::hc811096721c4b953 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x5624d9515cea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 17: 0x5624d951485d - std::panicking::try::h132c927956f6dad4 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x5624d951485d - std::panic::catch_unwind::h2f6ea137782ab73f [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 19: 0x5624d951485d - std::rt::lang_start_internal::h0f27bcf63030d183 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x5624d94fda19 - std::rt::lang_start::hf1bb32f7121422dc [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x5624d94d889a - main [INFO] [stderr] 22: 0x7f01ca5f82e1 - __libc_start_main [INFO] [stderr] 23: 0x5624d94b2c9a - _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" "0d245f104458450a323b395eb95b3e859ec45a95b5adaa93af30596433eaf8a8"` [INFO] running `"docker" "rm" "-f" "0d245f104458450a323b395eb95b3e859ec45a95b5adaa93af30596433eaf8a8"` [INFO] [stdout] 0d245f104458450a323b395eb95b3e859ec45a95b5adaa93af30596433eaf8a8