[INFO] updating cached repository ghxiii/rvm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ghxiii/rvm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ghxiii/rvm" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ghxiii/rvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ghxiii/rvm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ghxiii/rvm" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ghxiii/rvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ghxiii/rvm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02fc4c636aaa1d04bcbd6c38fcef2540e55a4cde
[INFO] sha for GitHub repo ghxiii/rvm: 02fc4c636aaa1d04bcbd6c38fcef2540e55a4cde
[INFO] validating manifest of ghxiii/rvm on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ghxiii/rvm on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ghxiii/rvm
[INFO] finished frobbing ghxiii/rvm
[INFO] frobbed toml for ghxiii/rvm written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ghxiii/rvm/Cargo.toml
[INFO] started frobbing ghxiii/rvm
[INFO] finished frobbing ghxiii/rvm
[INFO] frobbed toml for ghxiii/rvm written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ghxiii/rvm/Cargo.toml
[INFO] crate ghxiii/rvm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ghxiii/rvm against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-4/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ghxiii/rvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8825f7c19521573e341fdf5d5492ec3f87c6052bf2020f67aa5644f80a0b1301
[INFO] running `"docker" "start" "-a" "8825f7c19521573e341fdf5d5492ec3f87c6052bf2020f67aa5644f80a0b1301"`
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.3
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/rustc_version_runtime-1c85292886282718/build-script-build` (exit code: 101)
[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:     0x56549edc7dc3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hccbe8d45d7484fda
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x56549edc3bab - std::sys_common::backtrace::_print::h59087b8c7775eb90
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x56549edc6c56 - std::panicking::default_hook::{{closure}}::h32749f0e2c293c0c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x56549edc69eb - std::panicking::default_hook::h550715cdd86b36ad
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x56549edc72af - std::panicking::rust_panic_with_hook::hcf0daecbf39921f5
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x56549edc6e31 - std::panicking::continue_panic_fmt::ha5d9448e58fe5b5c
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x56549edc6d15 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x56549eddc13c - core::panicking::panic_fmt::h3e51accd26be5a40
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x56549ed9c236 - core::result::unwrap_failed::h486c3975a65f04cc
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x56549ed9c457 - core::result::Result<T,E>::unwrap::ha89f71acd60a35b2
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x56549ed993aa - build_script_build::main::h82917869464aa30b
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.3/build.rs:27
[INFO] [stderr]   11:     0x56549ed9ab1f - std::rt::lang_start::{{closure}}::h74ab29405b71c593
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x56549edc6d02 - std::panicking::try::do_call::h8c864a5f35670176
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x56549edcd639 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x56549edc77bc - std::rt::lang_start_internal::h763af17830f82761
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x56549ed9aaf8 - std::rt::lang_start::hf599fcd61148ba25
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x56549ed9a369 - main
[INFO] [stderr]   17:     0x7f544c6692e0 - __libc_start_main
[INFO] [stderr]   18:     0x56549ed98d29 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "8825f7c19521573e341fdf5d5492ec3f87c6052bf2020f67aa5644f80a0b1301"`
[INFO] running `"docker" "rm" "-f" "8825f7c19521573e341fdf5d5492ec3f87c6052bf2020f67aa5644f80a0b1301"`
[INFO] [stdout] 8825f7c19521573e341fdf5d5492ec3f87c6052bf2020f67aa5644f80a0b1301