[INFO] cloning repository asmsoft/rr
[INFO] running `"git" "clone" "--bare" "git://github.com/asmsoft/rr.git" "work/cache/sources/gh/asmsoft/rr"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/asmsoft/rr'...
[INFO] running `"git" "clone" "work/cache/sources/gh/asmsoft/rr" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/asmsoft/rr"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/asmsoft/rr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asmsoft/rr" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/asmsoft/rr"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/asmsoft/rr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 42ccdc3faf64375e6c1c9d03a01f0a3f96c25c4c
[INFO] sha for GitHub repo asmsoft/rr: 42ccdc3faf64375e6c1c9d03a01f0a3f96c25c4c
[INFO] validating manifest of asmsoft/rr on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of asmsoft/rr on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing asmsoft/rr
[INFO] finished frobbing asmsoft/rr
[INFO] frobbed toml for asmsoft/rr written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/asmsoft/rr/Cargo.toml
[INFO] started frobbing asmsoft/rr
[INFO] finished frobbing asmsoft/rr
[INFO] frobbed toml for asmsoft/rr written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/asmsoft/rr/Cargo.toml
[INFO] crate asmsoft/rr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking asmsoft/rr against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-2/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/asmsoft/rr:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b5bb0831e4945788999679e3ed3101c3d94f08bb5988454048a06d3b22f317c1
[INFO] running `"docker" "start" "-a" "b5bb0831e4945788999679e3ed3101c3d94f08bb5988454048a06d3b22f317c1"`
[INFO] [stderr]    Compiling podio v0.1.5
[INFO] [stderr]    Compiling leveldb-sys v2.0.1
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling bzip2-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.1.10
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking exonum_profiler v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling msdos_time v0.1.5
[INFO] [stderr]     Checking cookie v0.9.1
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling tar v0.4.13
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking persistent v0.3.0
[INFO] [stderr]     Checking mount v0.3.0
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]    Compiling mime_guess v1.8.2
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr] error: failed to run custom build command for `leveldb-sys v2.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/leveldb-sys-5a4184c2ee0ab524/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] [build] Started
[INFO] [stderr] [build] Patching the `build_detect_platform` template
[INFO] [stderr] 
[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:     0x564e74a1224b - backtrace::backtrace::libunwind::trace::h00e2f01ca6755a19
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x564e74a1224b - backtrace::backtrace::trace_unsynchronized::hc2e55f9123c24578
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x564e74a1224b - std::sys_common::backtrace::_print::h878d975ca669e1b4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x564e74a1224b - std::sys_common::backtrace::print::h1b2f6b4885b021f3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x564e74a1224b - std::panicking::default_hook::{{closure}}::he9ab19abef5c787f
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x564e74a11f4c - std::panicking::default_hook::h9b73316e8577c3fa
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x564e74a12910 - std::panicking::rust_panic_with_hook::he062866264d328c5
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x564e74a12492 - std::panicking::continue_panic_fmt::hd91e15ffe4fde332
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x564e74a12376 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x564e74a2cb3d - core::panicking::panic_fmt::h684eb94a03e3ec1d
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x564e749e4dcf - core::result::unwrap_failed::h97f69ded1707e546
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x564e749e6a98 - core::result::Result<T,E>::unwrap::h4e2d136c254bc6f6
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x564e749fbae2 - build_script_build::main::h667e5dd64bf10249
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:161
[INFO] [stderr]   13:     0x564e749ffc20 - std::rt::lang_start::{{closure}}::h51d7726b419ff041
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x564e74a12363 - std::rt::lang_start_internal::{{closure}}::hac4055a4b24c3806
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x564e74a12363 - std::panicking::try::do_call::h0bdfdef338a7b8de
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x564e74a19cfa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x564e74a12e1d - std::panicking::try::h5986cc11523af350
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x564e74a12e1d - std::panic::catch_unwind::h5e6e2d11127cecca
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x564e74a12e1d - std::rt::lang_start_internal::hd1ad303a81183dc4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x564e749ffbf9 - std::rt::lang_start::h6ca96ce0dcd4b913
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x564e749fc53a - main
[INFO] [stderr]   22:     0x7f8a27fc62e1 - __libc_start_main
[INFO] [stderr]   23:     0x564e749d65ba - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b5bb0831e4945788999679e3ed3101c3d94f08bb5988454048a06d3b22f317c1"`
[INFO] running `"docker" "rm" "-f" "b5bb0831e4945788999679e3ed3101c3d94f08bb5988454048a06d3b22f317c1"`
[INFO] [stdout] b5bb0831e4945788999679e3ed3101c3d94f08bb5988454048a06d3b22f317c1