Sep 21 06:46:04.872 INFO checking mutagen-0.1.1 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 06:46:04.872 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 06:46:04.872 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 06:46:05.075 INFO blam! 5ce8b9f843e0c48662077b5e716accf1c7a49e621e9ce89f7aabd8221f3ffb69
Sep 21 06:46:05.076 INFO running `"docker" "start" "-a" "5ce8b9f843e0c48662077b5e716accf1c7a49e621e9ce89f7aabd8221f3ffb69"`
Sep 21 06:46:05.662 INFO kablam! usermod: no changes
Sep 21 06:46:05.694 INFO kablam!    Compiling mutagen v0.1.1 (/source)
Sep 21 06:46:06.464 INFO kablam! error: failed to run custom build command for `mutagen v0.1.1 (/source)`
Sep 21 06:46:06.464 INFO kablam! process didn't exit successfully: `/target/debug/build/mutagen-096f893248663366/build-script-build` (exit code: 101)
Sep 21 06:46:06.464 INFO kablam! --- stderr
Sep 21 06:46:06.464 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:1009:5
Sep 21 06:46:06.464 INFO kablam! stack backtrace:
Sep 21 06:46:06.464 INFO kablam!    0:     0x559b24e2566e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h8364381a6315579e
Sep 21 06:46:06.464 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 21 06:46:06.464 INFO kablam!    1:     0x559b24e2db76 - std::sys_common::backtrace::print::hbf206e386958691c
Sep 21 06:46:06.464 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 21 06:46:06.464 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 21 06:46:06.464 INFO kablam!    2:     0x559b24e2c51d - std::panicking::default_hook::{{closure}}::hdfbe128a3d24757d
Sep 21 06:46:06.464 INFO kablam!                                at libstd/panicking.rs:211
Sep 21 06:46:06.464 INFO kablam!    3:     0x559b24e2c290 - std::panicking::default_hook::h7fe1685957f6b205
Sep 21 06:46:06.464 INFO kablam!                                at libstd/panicking.rs:227
Sep 21 06:46:06.464 INFO kablam!    4:     0x559b24e2cadc - std::panicking::rust_panic_with_hook::h67471ab114b25df3
Sep 21 06:46:06.464 INFO kablam!                                at libstd/panicking.rs:477
Sep 21 06:46:06.464 INFO kablam!    5:     0x559b24e2c6d9 - std::panicking::continue_panic_fmt::hccb547c7e8ba6430
Sep 21 06:46:06.464 INFO kablam!                                at libstd/panicking.rs:391
Sep 21 06:46:06.464 INFO kablam!    6:     0x559b24e2c5d5 - rust_begin_unwind
Sep 21 06:46:06.464 INFO kablam!                                at libstd/panicking.rs:326
Sep 21 06:46:06.464 INFO kablam!    7:     0x559b24e634ab - core::panicking::panic_fmt::ha96969d716d5d4fe
Sep 21 06:46:06.464 INFO kablam!                                at libcore/panicking.rs:77
Sep 21 06:46:06.464 INFO kablam!    8:     0x559b24e1dde3 - core::result::unwrap_failed::hdf27d88d8f4cf97c
Sep 21 06:46:06.465 INFO kablam!                                at libcore/macros.rs:26
Sep 21 06:46:06.465 INFO kablam!    9:     0x559b24e1d64f - <core::result::Result<T, E>>::unwrap::hf776cbd2a07e475b
Sep 21 06:46:06.465 INFO kablam!                                at libcore/result.rs:808
Sep 21 06:46:06.465 INFO kablam!   10:     0x559b24e17d87 - build_script_build::main::h1c893e460eebbe22
Sep 21 06:46:06.465 INFO kablam!                                at /source/build.rs:424
Sep 21 06:46:06.465 INFO kablam!   11:     0x559b24e1a08f - std::rt::lang_start::{{closure}}::h27a0538175cfbb88
Sep 21 06:46:06.465 INFO kablam!                                at libstd/rt.rs:74
Sep 21 06:46:06.465 INFO kablam!   12:     0x559b24e2c5c2 - std::panicking::try::do_call::hba3cdd40b2f76c63
Sep 21 06:46:06.465 INFO kablam!                                at libstd/rt.rs:59
Sep 21 06:46:06.465 INFO kablam!                                at libstd/panicking.rs:310
Sep 21 06:46:06.465 INFO kablam!   13:     0x559b24e38d49 - __rust_maybe_catch_panic
Sep 21 06:46:06.465 INFO kablam!                                at libpanic_unwind/lib.rs:102
Sep 21 06:46:06.465 INFO kablam!   14:     0x559b24e23675 - std::rt::lang_start_internal::ha318b532168af217
Sep 21 06:46:06.465 INFO kablam!                                at libstd/panicking.rs:289
Sep 21 06:46:06.465 INFO kablam!                                at libstd/panic.rs:392
Sep 21 06:46:06.465 INFO kablam!                                at libstd/rt.rs:58
Sep 21 06:46:06.465 INFO kablam!   15:     0x559b24e1a067 - std::rt::lang_start::hadda7c5a02355a07
Sep 21 06:46:06.465 INFO kablam!                                at libstd/rt.rs:74
Sep 21 06:46:06.465 INFO kablam!   16:     0x559b24e17dd9 - main
Sep 21 06:46:06.465 INFO kablam!   17:     0x7fb858ac782f - __libc_start_main
Sep 21 06:46:06.465 INFO kablam!   18:     0x559b24e14cf8 - _start
Sep 21 06:46:06.465 INFO kablam!   19:                0x0 - <unknown>
Sep 21 06:46:06.465 INFO kablam! 
Sep 21 06:46:06.466 INFO kablam! su: No module specific data is present
Sep 21 06:46:07.111 INFO running `"docker" "rm" "-f" "5ce8b9f843e0c48662077b5e716accf1c7a49e621e9ce89f7aabd8221f3ffb69"`
Sep 21 06:46:07.187 INFO blam! 5ce8b9f843e0c48662077b5e716accf1c7a49e621e9ce89f7aabd8221f3ffb69