Sep 02 06:58:27.017 INFO checking mutagen-0.1.1 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 06:58:27.017 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 06:58:27.017 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 06:58:27.238 INFO blam! d6e46a113537d8686f1c54778f66f46eec4f4bf2db15f754553b60cc12b41868
Sep 02 06:58:27.243 INFO running `"docker" "start" "-a" "d6e46a113537d8686f1c54778f66f46eec4f4bf2db15f754553b60cc12b41868"`
Sep 02 06:58:27.850 INFO kablam!    Compiling mutagen v0.1.1 (file:///source)
Sep 02 06:58:29.081 INFO kablam! error: failed to run custom build command for `mutagen v0.1.1 (file:///source)`
Sep 02 06:58:29.081 INFO kablam! process didn't exit successfully: `/target/debug/build/mutagen-e63a59d0f0a401d3/build-script-build` (exit code: 101)
Sep 02 06:58:29.081 INFO kablam! --- stderr
Sep 02 06:58:29.081 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:983:5
Sep 02 06:58:29.082 INFO kablam! stack backtrace:
Sep 02 06:58:29.082 INFO kablam!    0:     0x5617421a347e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h8608d381b52a1cc7
Sep 02 06:58:29.082 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 02 06:58:29.082 INFO kablam!    1:     0x5617421abc26 - std::sys_common::backtrace::print::hf96fbb6301ca8111
Sep 02 06:58:29.082 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 02 06:58:29.082 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 02 06:58:29.082 INFO kablam!    2:     0x5617421aa59d - std::panicking::default_hook::{{closure}}::h2e8fa0d6ce9ebecc
Sep 02 06:58:29.082 INFO kablam!                                at libstd/panicking.rs:211
Sep 02 06:58:29.082 INFO kablam!    3:     0x5617421aa310 - std::panicking::default_hook::h3e385661c8d6b6f8
Sep 02 06:58:29.082 INFO kablam!                                at libstd/panicking.rs:227
Sep 02 06:58:29.082 INFO kablam!    4:     0x5617421aab5c - std::panicking::rust_panic_with_hook::h82448672ce6401e7
Sep 02 06:58:29.082 INFO kablam!                                at libstd/panicking.rs:477
Sep 02 06:58:29.082 INFO kablam!    5:     0x5617421aa759 - std::panicking::continue_panic_fmt::h7abacf9371d614d8
Sep 02 06:58:29.082 INFO kablam!                                at libstd/panicking.rs:391
Sep 02 06:58:29.082 INFO kablam!    6:     0x5617421aa655 - rust_begin_unwind
Sep 02 06:58:29.082 INFO kablam!                                at libstd/panicking.rs:326
Sep 02 06:58:29.082 INFO kablam!    7:     0x5617421e5f2b - core::panicking::panic_fmt::h6f207c73477c3893
Sep 02 06:58:29.082 INFO kablam!                                at libcore/panicking.rs:77
Sep 02 06:58:29.082 INFO kablam!    8:     0x56174219bdc5 - core::result::unwrap_failed::hd1e0c42b2cea0d9c
Sep 02 06:58:29.083 INFO kablam!                                at /checkout/src/libcore/macros.rs:26
Sep 02 06:58:29.083 INFO kablam!    9:     0x56174219b601 - <core::result::Result<T, E>>::unwrap::hfc7f86ee95855073
Sep 02 06:58:29.083 INFO kablam!                                at /checkout/src/libcore/result.rs:782
Sep 02 06:58:29.083 INFO kablam!   10:     0x561742195d37 - build_script_build::main::h1df8c504933379a9
Sep 02 06:58:29.083 INFO kablam!                                at /source/build.rs:424
Sep 02 06:58:29.083 INFO kablam!   11:     0x56174219803f - std::rt::lang_start::{{closure}}::he7fa806f03324440
Sep 02 06:58:29.083 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 02 06:58:29.083 INFO kablam!   12:     0x5617421aa642 - std::panicking::try::do_call::he8eb7284c711bc58
Sep 02 06:58:29.083 INFO kablam!                                at libstd/rt.rs:59
Sep 02 06:58:29.083 INFO kablam!                                at libstd/panicking.rs:310
Sep 02 06:58:29.083 INFO kablam!   13:     0x5617421b6fb9 - __rust_maybe_catch_panic
Sep 02 06:58:29.083 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 02 06:58:29.083 INFO kablam!   14:     0x5617421a0a15 - std::rt::lang_start_internal::h25421c11e0cff495
Sep 02 06:58:29.083 INFO kablam!                                at libstd/panicking.rs:289
Sep 02 06:58:29.083 INFO kablam!                                at libstd/panic.rs:392
Sep 02 06:58:29.083 INFO kablam!                                at libstd/rt.rs:58
Sep 02 06:58:29.083 INFO kablam!   15:     0x561742198017 - std::rt::lang_start::h78c369e63d4a407a
Sep 02 06:58:29.083 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 02 06:58:29.083 INFO kablam!   16:     0x561742195d89 - main
Sep 02 06:58:29.083 INFO kablam!   17:     0x7fc8145df82f - __libc_start_main
Sep 02 06:58:29.083 INFO kablam!   18:     0x561742192c98 - _start
Sep 02 06:58:29.083 INFO kablam!   19:                0x0 - <unknown>
Sep 02 06:58:29.083 INFO kablam! 
Sep 02 06:58:29.084 INFO kablam! su: No module specific data is present
Sep 02 06:58:29.548 INFO running `"docker" "rm" "-f" "d6e46a113537d8686f1c54778f66f46eec4f4bf2db15f754553b60cc12b41868"`
Sep 02 06:58:29.636 INFO blam! d6e46a113537d8686f1c54778f66f46eec4f4bf2db15f754553b60cc12b41868