[INFO] updating cached repository keaganr/CS4121ChatRoom
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/keaganr/CS4121ChatRoom
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/keaganr/CS4121ChatRoom" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/keaganr/CS4121ChatRoom"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/keaganr/CS4121ChatRoom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/keaganr/CS4121ChatRoom" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/keaganr/CS4121ChatRoom"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/keaganr/CS4121ChatRoom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 953d6899b7ebc8d68157fd569cde272627df0792
[INFO] sha for GitHub repo keaganr/CS4121ChatRoom: 953d6899b7ebc8d68157fd569cde272627df0792
[INFO] validating manifest of keaganr/CS4121ChatRoom 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 keaganr/CS4121ChatRoom 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 keaganr/CS4121ChatRoom
[INFO] finished frobbing keaganr/CS4121ChatRoom
[INFO] frobbed toml for keaganr/CS4121ChatRoom written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/keaganr/CS4121ChatRoom/Cargo.toml
[INFO] started frobbing keaganr/CS4121ChatRoom
[INFO] finished frobbing keaganr/CS4121ChatRoom
[INFO] frobbed toml for keaganr/CS4121ChatRoom written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/keaganr/CS4121ChatRoom/Cargo.toml
[INFO] crate keaganr/CS4121ChatRoom 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] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/keaganr/CS4121ChatRoom/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/blackbeam/rust-mysql-simple.git`
[INFO] [stderr]     Updating git repository `https://github.com/jeaye/ncurses-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/gchp/rustbox.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/blackbeam/rust-mysql-simple.git`
[INFO] [stderr]     Updating git repository `https://github.com/jeaye/ncurses-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/gchp/rustbox.git`
[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 keaganr/CS4121ChatRoom against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/keaganr/CS4121ChatRoom:/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] abe025c5e79b6c826743b582a70fcbf56835ed683f0e6158edeff7f2abbc3eae
[INFO] running `"docker" "start" "-a" "abe025c5e79b6c826743b582a70fcbf56835ed683f0e6158edeff7f2abbc3eae"`
[INFO] [stderr]    Compiling mysql v16.1.0 (https://github.com/blackbeam/rust-mysql-simple.git#d6a6a7c3)
[INFO] [stderr]    Compiling termbox-sys v0.2.11
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking ncurses v5.99.0 (https://github.com/jeaye/ncurses-rs.git#a52dbb37)
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr] error: failed to run custom build command for `termbox-sys v0.2.11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/termbox-sys-c0f95a12cf2fc6b9/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] running: "rm" "-rf" ".termbox"
[INFO] [stderr] running: "git" "clone" "https://github.com/nsf/termbox" ".termbox"
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] fatal: could not create work tree dir '.termbox': Read-only file system
[INFO] [stderr] thread 'main' panicked at 'assertion failed: cmd.stdout(Stdio::inherit()).stderr(Stdio::inherit()).status().unwrap().success()', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.11/build.rs:88:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557182774a2b - 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:     0x557182774a2b - 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:     0x557182774a2b - std::sys_common::backtrace::_print::hc504093b15dd6a49
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x557182774a2b - std::sys_common::backtrace::print::h74592d8df46164e6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x557182774a2b - std::panicking::default_hook::{{closure}}::h148953d9747d04f4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x557182774706 - std::panicking::default_hook::h72a253311e200c7c
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5571827750ed - std::panicking::rust_panic_with_hook::h625fcf59e672b6a0
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5571827673c1 - std::panicking::begin_panic::h0201cd7decd4e52a
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/panicking.rs:411
[INFO] [stderr]    8:     0x557182765ea4 - build_script_build::run::hf45d7c0ff03d6b96
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.11/build.rs:88
[INFO] [stderr]    9:     0x55718276556a - build_script_build::setup::h3d6a4326787140b5
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.11/build.rs:28
[INFO] [stderr]   10:     0x557182765268 - build_script_build::main::h4e44bc9a278700af
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.11/build.rs:10
[INFO] [stderr]   11:     0x557182767230 - std::rt::lang_start::{{closure}}::haddd53dc4f351ebf
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x557182774b43 - std::rt::lang_start_internal::{{closure}}::h5b4ccd53e4167b89
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   13:     0x557182774b43 - std::panicking::try::do_call::h85f9b79f07affa28
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   14:     0x55718277af9a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x5571827755fd - std::panicking::try::h0463127fe79abe73
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   16:     0x5571827755fd - std::panic::catch_unwind::h846bfd7d9d99e56b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   17:     0x5571827755fd - std::rt::lang_start_internal::h0a72d627fb2e90ec
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   18:     0x557182767209 - std::rt::lang_start::hda714d9dbd3c27c3
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64
[INFO] [stderr]   19:     0x557182765eda - main
[INFO] [stderr]   20:     0x7fdd919742e1 - __libc_start_main
[INFO] [stderr]   21:     0x55718275b3fa - _start
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: `use_std` feature is currently required to build this crate
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.2.1/src/lib.rs:515:1
[INFO] [stderr]     |
[INFO] [stderr] 515 | compile_error!("`use_std` feature is currently required to build this crate");
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `Error`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.2.1/src/compile.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use Error;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     no `Error` in the root
[INFO] [stderr]    |     help: a similar name exists in the module: `error`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `regex`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "abe025c5e79b6c826743b582a70fcbf56835ed683f0e6158edeff7f2abbc3eae"`
[INFO] running `"docker" "rm" "-f" "abe025c5e79b6c826743b582a70fcbf56835ed683f0e6158edeff7f2abbc3eae"`
[INFO] [stdout] abe025c5e79b6c826743b582a70fcbf56835ed683f0e6158edeff7f2abbc3eae