[INFO] crate blockcounter-utils 0.1.1 is already in cache [INFO] extracting crate blockcounter-utils 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/blockcounter-utils/0.1.1 [INFO] extracting crate blockcounter-utils 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/blockcounter-utils/0.1.1 [INFO] validating manifest of blockcounter-utils-0.1.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of blockcounter-utils-0.1.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing blockcounter-utils-0.1.1 [INFO] finished frobbing blockcounter-utils-0.1.1 [INFO] frobbed toml for blockcounter-utils-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/blockcounter-utils/0.1.1/Cargo.toml [INFO] started frobbing blockcounter-utils-0.1.1 [INFO] finished frobbing blockcounter-utils-0.1.1 [INFO] frobbed toml for blockcounter-utils-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/blockcounter-utils/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing blockcounter-utils-0.1.1 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/blockcounter-utils/0.1.1:/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 3b07fd981b59de03d3eab60c517d3d8c25d247da0fac5a266844b2801e8229e5 [INFO] running `"docker" "start" "-a" "3b07fd981b59de03d3eab60c517d3d8c25d247da0fac5a266844b2801e8229e5"` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling blockcounter v0.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling isatty v0.1.9 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling blockcounter-utils v0.1.1 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `blockcounter-utils v0.1.1 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/blockcounter-utils-d21298cc9ab4c7ca/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: 0x5590104598a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5590104554bb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x559010458716 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x5590104584a9 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x559010458d6f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x5590104588f1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x5590104587d5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55901046a68c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x5590103d7f32 - core::result::unwrap_failed::h7aff573d3455bd18 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x5590103d8386 - core::result::Result::unwrap::hb0c24f5304a19ff0 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x5590103dbb28 - build_script_build::take_data_off::hc12fe75f0f6e6c81 [INFO] [stderr] at /opt/crater/workdir/build.rs:57 [INFO] [stderr] 11: 0x5590103dc03d - build_script_build::main::hd109aed2251efbdb [INFO] [stderr] at /opt/crater/workdir/build.rs:71 [INFO] [stderr] 12: 0x5590103d5c4f - std::rt::lang_start::{{closure}}::haf67fd98e53d2f90 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 13: 0x5590104587c2 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 14: 0x55901045acf9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 15: 0x55901045927c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x5590103d5c28 - std::rt::lang_start::hc4df986eb86fb84c [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x5590103dc0b9 - main [INFO] [stderr] 18: 0x7efda49592e0 - __libc_start_main [INFO] [stderr] 19: 0x5590103d4df9 - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "3b07fd981b59de03d3eab60c517d3d8c25d247da0fac5a266844b2801e8229e5"` [INFO] running `"docker" "rm" "-f" "3b07fd981b59de03d3eab60c517d3d8c25d247da0fac5a266844b2801e8229e5"` [INFO] [stdout] 3b07fd981b59de03d3eab60c517d3d8c25d247da0fac5a266844b2801e8229e5