[INFO] crate blockcounter-utils 0.1.1 is already in cache [INFO] extracting crate blockcounter-utils 0.1.1 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/blockcounter-utils/0.1.1 [INFO] extracting crate blockcounter-utils 0.1.1 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/blockcounter-utils/0.1.1 [INFO] validating manifest of blockcounter-utils-0.1.1 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of blockcounter-utils-0.1.1 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "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/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/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/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/blockcounter-utils/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking blockcounter-utils-0.1.1 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/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=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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7c20cb399e51ab928422d99bb6ad4dd1d3e5bd0fafb88e4bca504fbdccf505f9 [INFO] running `"docker" "start" "-a" "7c20cb399e51ab928422d99bb6ad4dd1d3e5bd0fafb88e4bca504fbdccf505f9"` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking blockcounter v0.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking 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-a9b955a1a8e722c2/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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563d0f53600b - backtrace::backtrace::libunwind::trace::h80786597adfabf72 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x563d0f53600b - backtrace::backtrace::trace_unsynchronized::hcac650387ca20819 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563d0f53600b - std::sys_common::backtrace::_print::h1b9354ff68cb5a2b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x563d0f53600b - std::sys_common::backtrace::print::hee32569be499cf66 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x563d0f53600b - std::panicking::default_hook::{{closure}}::h57d4a5a18212e6c4 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x563d0f535ce6 - std::panicking::default_hook::h6b5ac8e0c8ee81de [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x563d0f5366cd - std::panicking::rust_panic_with_hook::h087293a0d0382d86 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x563d0f536252 - std::panicking::continue_panic_fmt::h5398c0b14056de59 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x563d0f536136 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x563d0f54be7d - core::panicking::panic_fmt::hc22ef80bd93ddcf4 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x563d0f54bf77 - core::result::unwrap_failed::h52618310aa6d47ad [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x563d0f4b77d0 - core::result::Result::unwrap::h897278c0acfce542 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x563d0f4bacef - build_script_build::take_data_off::h930bcc8a2d8314d2 [INFO] [stderr] at /opt/crater/workdir/build.rs:57 [INFO] [stderr] 13: 0x563d0f4bb1de - build_script_build::main::hccc5ad6c8c261e03 [INFO] [stderr] at /opt/crater/workdir/build.rs:71 [INFO] [stderr] 14: 0x563d0f4b5270 - std::rt::lang_start::{{closure}}::h4dcac1562242d489 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 15: 0x563d0f536123 - std::rt::lang_start_internal::{{closure}}::h1a060554ddace6f7 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 16: 0x563d0f536123 - std::panicking::try::do_call::h36cfd8d9c1d0d936 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 17: 0x563d0f53821a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 18: 0x563d0f536bdd - std::panicking::try::h225224763b892cde [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 19: 0x563d0f536bdd - std::panic::catch_unwind::h3043ed737cbd6e8e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 20: 0x563d0f536bdd - std::rt::lang_start_internal::h97b8d999a39debed [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 21: 0x563d0f4b5249 - std::rt::lang_start::h5890dac5b3af2c0c [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 22: 0x563d0f4bb24a - main [INFO] [stderr] 23: 0x7f15bc11e2e1 - __libc_start_main [INFO] [stderr] 24: 0x563d0f4b443a - _start [INFO] [stderr] 25: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "7c20cb399e51ab928422d99bb6ad4dd1d3e5bd0fafb88e4bca504fbdccf505f9"` [INFO] running `"docker" "rm" "-f" "7c20cb399e51ab928422d99bb6ad4dd1d3e5bd0fafb88e4bca504fbdccf505f9"` [INFO] [stdout] 7c20cb399e51ab928422d99bb6ad4dd1d3e5bd0fafb88e4bca504fbdccf505f9