Sep 10 14:16:58.259 INFO checking mutagen-0.1.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 14:16:58.259 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 14:16:58.259 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 14:16:58.538 INFO blam! 76ad861396b0e0d53f727328bda48be7b320a2db0e6d36ea56f2d4326b9488e4
Sep 10 14:16:58.540 INFO running `"docker" "start" "-a" "76ad861396b0e0d53f727328bda48be7b320a2db0e6d36ea56f2d4326b9488e4"`
Sep 10 14:16:59.674 INFO kablam! usermod: no changes
Sep 10 14:16:59.726 INFO kablam!    Compiling mutagen v0.1.1 (file:///source)
Sep 10 14:17:00.518 INFO kablam! error: failed to run custom build command for `mutagen v0.1.1 (file:///source)`
Sep 10 14:17:00.518 INFO kablam! process didn't exit successfully: `/target/debug/build/mutagen-156838d1ef7c47e5/build-script-build` (exit code: 101)
Sep 10 14:17:00.518 INFO kablam! --- stderr
Sep 10 14:17:00.518 INFO kablam! thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', libcore/result.rs:979:5
Sep 10 14:17:00.518 INFO kablam! stack backtrace:
Sep 10 14:17:00.518 INFO kablam!    0:     0x556ca635e2fe - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd1ddf909c3007e6f
Sep 10 14:17:00.518 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 10 14:17:00.518 INFO kablam!    1:     0x556ca6366bf6 - std::sys_common::backtrace::print::h8af87ee7033cea48
Sep 10 14:17:00.518 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 10 14:17:00.518 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 10 14:17:00.518 INFO kablam!    2:     0x556ca636554d - std::panicking::default_hook::{{closure}}::hb070ea60f8cf9536
Sep 10 14:17:00.518 INFO kablam!                                at libstd/panicking.rs:211
Sep 10 14:17:00.518 INFO kablam!    3:     0x556ca63652c0 - std::panicking::default_hook::h108b3d1da16fc0ff
Sep 10 14:17:00.518 INFO kablam!                                at libstd/panicking.rs:227
Sep 10 14:17:00.518 INFO kablam!    4:     0x556ca6365b0c - std::panicking::rust_panic_with_hook::he22c3c9d0a2321e8
Sep 10 14:17:00.518 INFO kablam!                                at libstd/panicking.rs:477
Sep 10 14:17:00.518 INFO kablam!    5:     0x556ca6365709 - std::panicking::continue_panic_fmt::h4cfdbf744ac7dbe3
Sep 10 14:17:00.518 INFO kablam!                                at libstd/panicking.rs:391
Sep 10 14:17:00.518 INFO kablam!    6:     0x556ca6365605 - rust_begin_unwind
Sep 10 14:17:00.518 INFO kablam!                                at libstd/panicking.rs:326
Sep 10 14:17:00.518 INFO kablam!    7:     0x556ca63a0f1b - core::panicking::panic_fmt::hb8c59f4cf64cfbdd
Sep 10 14:17:00.518 INFO kablam!                                at libcore/panicking.rs:77
Sep 10 14:17:00.518 INFO kablam!    8:     0x556ca6356ac3 - core::result::unwrap_failed::h464070ce09454d65
Sep 10 14:17:00.518 INFO kablam!                                at /checkout/src/libcore/macros.rs:26
Sep 10 14:17:00.518 INFO kablam!    9:     0x556ca635648f - <core::result::Result<T, E>>::unwrap::h3aab77aab2bec4f0
Sep 10 14:17:00.518 INFO kablam!                                at /checkout/src/libcore/result.rs:778
Sep 10 14:17:00.518 INFO kablam!   10:     0x556ca6350d27 - build_script_build::main::h16712935618be505
Sep 10 14:17:00.518 INFO kablam!                                at /source/build.rs:424
Sep 10 14:17:00.518 INFO kablam!   11:     0x556ca635302f - std::rt::lang_start::{{closure}}::he1414666561e9170
Sep 10 14:17:00.518 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 10 14:17:00.518 INFO kablam!   12:     0x556ca63655f2 - std::panicking::try::do_call::hd17f7bbbc80cfc74
Sep 10 14:17:00.518 INFO kablam!                                at libstd/rt.rs:59
Sep 10 14:17:00.518 INFO kablam!                                at libstd/panicking.rs:310
Sep 10 14:17:00.518 INFO kablam!   13:     0x556ca6371cf9 - __rust_maybe_catch_panic
Sep 10 14:17:00.518 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 10 14:17:00.518 INFO kablam!   14:     0x556ca635b8a5 - std::rt::lang_start_internal::h8194e5e3064ac4bd
Sep 10 14:17:00.519 INFO kablam!                                at libstd/panicking.rs:289
Sep 10 14:17:00.519 INFO kablam!                                at libstd/panic.rs:392
Sep 10 14:17:00.519 INFO kablam!                                at libstd/rt.rs:58
Sep 10 14:17:00.519 INFO kablam!   15:     0x556ca6353007 - std::rt::lang_start::h4ad7f663bb844e01
Sep 10 14:17:00.519 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 10 14:17:00.519 INFO kablam!   16:     0x556ca6350d79 - main
Sep 10 14:17:00.519 INFO kablam!   17:     0x7f1a8ee1582f - __libc_start_main
Sep 10 14:17:00.519 INFO kablam!   18:     0x556ca634dc98 - _start
Sep 10 14:17:00.519 INFO kablam!   19:                0x0 - <unknown>
Sep 10 14:17:00.519 INFO kablam! 
Sep 10 14:17:00.519 INFO kablam! su: No module specific data is present
Sep 10 14:17:01.309 INFO running `"docker" "rm" "-f" "76ad861396b0e0d53f727328bda48be7b320a2db0e6d36ea56f2d4326b9488e4"`
Sep 10 14:17:01.401 INFO blam! 76ad861396b0e0d53f727328bda48be7b320a2db0e6d36ea56f2d4326b9488e4