[INFO] crate caca 0.1.0 is already in cache [INFO] extracting crate caca 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/caca/0.1.0 [INFO] extracting crate caca 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/caca/0.1.0 [INFO] validating manifest of caca-0.1.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of caca-0.1.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing caca-0.1.0 [INFO] finished frobbing caca-0.1.0 [INFO] frobbed toml for caca-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/caca/0.1.0/Cargo.toml [INFO] started frobbing caca-0.1.0 [INFO] finished frobbing caca-0.1.0 [INFO] frobbed toml for caca-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/caca/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing caca-0.1.0 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/caca/0.1.0:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 92944c6f28950ea3adf604800afbf16ac517c4415a68f5a1f0ce48f794194931 [INFO] running `"docker" "start" "-a" "92944c6f28950ea3adf604800afbf16ac517c4415a68f5a1f0ce48f794194931"` [INFO] [stderr] warning: path `/opt/crater/workdir/src/caca.rs` was erroneously implicitly accepted for library `caca`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] [stderr] Compiling caca-sys v0.1.0 [INFO] [stderr] error: failed to run custom build command for `caca-sys v0.1.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/caca-sys-dee789a0b4beea28/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] running: "git" "clone" "https://github.com/cacalabs/libcaca" ".libcaca" [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] fatal: could not create work tree dir '.libcaca': Read-only file system [INFO] [stderr] thread 'main' panicked at 'assertion failed: cmd.stdout(Stdio::inherit()).stderr(Stdio::inherit()).status().unwrap().success()', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:115:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559e0b046f8b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x559e0b046f8b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559e0b046f8b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x559e0b046f8b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x559e0b046f8b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x559e0b046c67 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x559e0b047650 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x559e0b0390d4 - std::panicking::begin_panic::h54072907513e03a7 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x559e0b037924 - build_script_build::run::hf64b1373ce881cdd [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:115 [INFO] [stderr] 9: 0x559e0b036f0e - build_script_build::setup::hd601259c6677d14c [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:30 [INFO] [stderr] 10: 0x559e0b036be5 - build_script_build::main::h5fa2a4281f366415 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:11 [INFO] [stderr] 11: 0x559e0b038f30 - std::rt::lang_start::{{closure}}::h71f462c480414845 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x559e0b0470a3 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 13: 0x559e0b0470a3 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 14: 0x559e0b04d2ea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 15: 0x559e0b047b5d - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 16: 0x559e0b047b5d - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 17: 0x559e0b047b5d - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 18: 0x559e0b038f09 - std::rt::lang_start::hd497dacbf18e1cb4 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 19: 0x559e0b037afa - main [INFO] [stderr] 20: 0x7fdc158b42e1 - __libc_start_main [INFO] [stderr] 21: 0x559e0b02e14a - _start [INFO] [stderr] 22: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "92944c6f28950ea3adf604800afbf16ac517c4415a68f5a1f0ce48f794194931"` [INFO] running `"docker" "rm" "-f" "92944c6f28950ea3adf604800afbf16ac517c4415a68f5a1f0ce48f794194931"` [INFO] [stdout] 92944c6f28950ea3adf604800afbf16ac517c4415a68f5a1f0ce48f794194931