[INFO] crate mdbook-epub 0.1.0 is already in cache [INFO] extracting crate mdbook-epub 0.1.0 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/mdbook-epub/0.1.0 [INFO] extracting crate mdbook-epub 0.1.0 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/mdbook-epub/0.1.0 [INFO] validating manifest of mdbook-epub-0.1.0 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mdbook-epub-0.1.0 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mdbook-epub-0.1.0 [INFO] finished frobbing mdbook-epub-0.1.0 [INFO] frobbed toml for mdbook-epub-0.1.0 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/mdbook-epub/0.1.0/Cargo.toml [INFO] started frobbing mdbook-epub-0.1.0 [INFO] finished frobbing mdbook-epub-0.1.0 [INFO] frobbed toml for mdbook-epub-0.1.0 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/mdbook-epub/0.1.0/Cargo.toml [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking mdbook-epub-0.1.0 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/mdbook-epub/0.1.0:/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e9dc48dbecf39942b87c584d05f56787507c5892ee7b87ff02ac6979a2ef6af9 [INFO] running `"docker" "start" "-a" "e9dc48dbecf39942b87c584d05f56787507c5892ee7b87ff02ac6979a2ef6af9"` [INFO] [stderr] Compiling termcolor v0.3.6 [INFO] [stderr] Compiling shell-escape v0.1.4 [INFO] [stderr] Compiling hex v0.2.0 [INFO] [stderr] Compiling crossbeam v0.3.2 [INFO] [stderr] Compiling home v0.3.4 [INFO] [stderr] Checking is-match v0.1.0 [INFO] [stderr] Compiling socket2 v0.3.8 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling jobserver v0.1.13 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling serde_ignored v0.0.4 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Checking mustache v0.8.2 [INFO] [stderr] Compiling tar v0.4.22 [INFO] [stderr] Compiling strum_macros v0.11.0 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling globset v0.2.1 [INFO] [stderr] Checking handlebars v0.32.4 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling openssl v0.10.19 [INFO] [stderr] Checking toml-query v0.6.0 [INFO] [stderr] Checking ws v0.7.9 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling markup5ever v0.7.5 [INFO] [stderr] Compiling libgit2-sys v0.6.19 [INFO] [stderr] Compiling curl v0.4.20 [INFO] [stderr] Checking epub-builder v0.3.0 [INFO] [stderr] Checking epub v1.2.0 [INFO] [stderr] Compiling mdbook v0.1.8 [INFO] [stderr] Compiling git2 v0.6.11 [INFO] [stderr] Compiling ignore v0.2.2 [INFO] [stderr] Compiling crates-io v0.13.0 [INFO] [stderr] Checking staticfile v0.5.0 [INFO] [stderr] Checking elasticlunr-rs v2.3.4 [INFO] [stderr] Compiling crypto-hash v0.3.3 [INFO] [stderr] Checking html5ever v0.22.5 [INFO] [stderr] Compiling git2-curl v0.7.0 [INFO] [stderr] Compiling cargo v0.24.0 [INFO] [stderr] Checking ammonia v1.2.0 [INFO] [stderr] Compiling mdbook-epub v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `mdbook-epub v0.1.0 (/opt/crater/workdir)` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mdbook-epub-9af8d351104cec04/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError(Msg("failed to write /opt/crater/workdir/Cargo.lock"), State { next_error: Some(CargoError(Msg("failed to open: /opt/crater/workdir/Cargo.lock"), State { next_error: Some(Os { code: 30, kind: Other, message: "Read-only file system" }), backtrace: Some(stack backtrace: [INFO] [stderr] 0: error_chain::make_backtrace::h2b678d6b1a17b622 (0x555f0fdf2648) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:616 [INFO] [stderr] 1: core::ops::function::FnOnce::call_once::h942e3aaef09c9d8b (0x555f0f4a7179) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/ops/function.rs:231 [INFO] [stderr] 2: >::or_else::h558d62a646c74135 (0x555f0f705574) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/option.rs:714 [INFO] [stderr] 3: error_chain::State::new::hf35704ea986496b0 (0x555f0f73be81) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:724 [INFO] [stderr] 4: as cargo::util::errors::CargoResultExt>::chain_err::{{closure}}::hd55213f5cc5854e5 (0x555f0f6a0d09) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/<::error_chain::error_chain::impl_error_chain_processed macros>:143 [INFO] [stderr] 5: >::map_err::hf1e022dcb33bd0e4 (0x555f0f52b995) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/result.rs:520 [INFO] [stderr] 6: as cargo::util::errors::CargoResultExt>::chain_err::h472a3c967df42b44 (0x555f0f5354e4) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/<::error_chain::error_chain::impl_error_chain_processed macros>:141 [INFO] [stderr] 7: cargo::util::flock::Filesystem::open::hf2405ac05be2c8ab (0x555f0f699400) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/util/flock.rs:208 [INFO] [stderr] 8: cargo::util::flock::Filesystem::open_rw::h51eca2966940c2ea (0x555f0f698e9e) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/util/flock.rs:168 [INFO] [stderr] 9: cargo::ops::lockfile::write_pkg_lockfile::h9b83f238a42d1015 (0x555f0f75e994) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/ops/lockfile.rs:84 [INFO] [stderr] 10: cargo::ops::resolve::resolve_with_registry::hf0102e2ba4f02d32 (0x555f0f5bf514) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/ops/resolve.rs:97 [INFO] [stderr] 11: cargo::ops::resolve::resolve_ws::h0ab49ee1e616e116 (0x555f0f5bef42) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/ops/resolve.rs:18 [INFO] [stderr] 12: build_script_build::find_dependency_version::h50418b0fbd19213d (0x555f0f349789) [INFO] [stderr] at /opt/crater/workdir/build.rs:35 [INFO] [stderr] 13: build_script_build::main::h32947618ad1377fd (0x555f0f348cfb) [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 14: std::rt::lang_start::{{closure}}::h47a092b18219e90e (0x555f0f34ca5f) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64 [INFO] [stderr] 15: {{closure}} (0x555f0fe2e992) [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] do_call [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 16: __rust_maybe_catch_panic (0x555f0fe374b9) [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 17: try (0x555f0fe2f55c) [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] catch_unwind [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] lang_start_internal [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 18: std::rt::lang_start::h3490da4da34eeccc (0x555f0f34ca38) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64 [INFO] [stderr] 19: main (0x555f0f349979) [INFO] [stderr] 20: __libc_start_main (0x7f2cf11d02e0) [INFO] [stderr] 21: _start (0x555f0f348b99) [INFO] [stderr] 22: (0x0)) })), backtrace: Some(stack backtrace: [INFO] [stderr] 0: error_chain::make_backtrace::h2b678d6b1a17b622 (0x555f0fdf2648) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:616 [INFO] [stderr] 1: core::ops::function::FnOnce::call_once::h942e3aaef09c9d8b (0x555f0f4a7179) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/ops/function.rs:231 [INFO] [stderr] 2: >::or_else::h558d62a646c74135 (0x555f0f705574) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/option.rs:714 [INFO] [stderr] 3: error_chain::State::new::hf35704ea986496b0 (0x555f0f73be81) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:724 [INFO] [stderr] 4: as cargo::util::errors::CargoResultExt>::chain_err::{{closure}}::hd55213f5cc5854e5 (0x555f0f6a0d09) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/<::error_chain::error_chain::impl_error_chain_processed macros>:143 [INFO] [stderr] 5: >::map_err::hf1e022dcb33bd0e4 (0x555f0f52b995) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/result.rs:520 [INFO] [stderr] 6: as cargo::util::errors::CargoResultExt>::chain_err::h472a3c967df42b44 (0x555f0f5354e4) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/<::error_chain::error_chain::impl_error_chain_processed macros>:141 [INFO] [stderr] 7: cargo::util::flock::Filesystem::open::hf2405ac05be2c8ab (0x555f0f699400) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/util/flock.rs:208 [INFO] [stderr] 8: cargo::util::flock::Filesystem::open_rw::h51eca2966940c2ea (0x555f0f698e9e) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/util/flock.rs:168 [INFO] [stderr] 9: cargo::ops::lockfile::write_pkg_lockfile::h9b83f238a42d1015 (0x555f0f75e994) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/ops/lockfile.rs:84 [INFO] [stderr] 10: cargo::ops::resolve::resolve_with_registry::hf0102e2ba4f02d32 (0x555f0f5bf514) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/ops/resolve.rs:97 [INFO] [stderr] 11: cargo::ops::resolve::resolve_ws::h0ab49ee1e616e116 (0x555f0f5bef42) [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.24.0/src/cargo/ops/resolve.rs:18 [INFO] [stderr] 12: build_script_build::find_dependency_version::h50418b0fbd19213d (0x555f0f349789) [INFO] [stderr] at /opt/crater/workdir/build.rs:35 [INFO] [stderr] 13: build_script_build::main::h32947618ad1377fd (0x555f0f348cfb) [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 14: std::rt::lang_start::{{closure}}::h47a092b18219e90e (0x555f0f34ca5f) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64 [INFO] [stderr] 15: {{closure}} (0x555f0fe2e992) [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] do_call [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 16: __rust_maybe_catch_panic (0x555f0fe374b9) [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 17: try (0x555f0fe2f55c) [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] catch_unwind [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] lang_start_internal [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 18: std::rt::lang_start::h3490da4da34eeccc (0x555f0f34ca38) [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64 [INFO] [stderr] 19: main (0x555f0f349979) [INFO] [stderr] 20: __libc_start_main (0x7f2cf11d02e0) [INFO] [stderr] 21: _start (0x555f0f348b99) [INFO] [stderr] 22: (0x0)) })', src/libcore/result.rs:997:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555f0fe2fc83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h29ac0f0205e0e31b [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x555f0fe2bafb - std::sys_common::backtrace::_print::h35b406f26d785813 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x555f0fe2e886 - std::panicking::default_hook::{{closure}}::h0c47ea1807e22066 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x555f0fe2e619 - std::panicking::default_hook::h6087a5b2b89ddaae [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x555f0fe2ef8f - std::panicking::rust_panic_with_hook::h98970da50a991790 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x555f0fe2eb11 - std::panicking::continue_panic_fmt::h9779a7daac0a97bb [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x555f0fe2e9f5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x555f0fe4b2bc - core::panicking::panic_fmt::h07cd2da0c3d14487 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x555f0f34ce04 - core::result::unwrap_failed::hd26bc00aed26c68c [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x555f0f34cb3d - >::unwrap::h36eb2b6269f5ad5c [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libcore/result.rs:798 [INFO] [stderr] 10: 0x555f0f348d0c - build_script_build::main::h32947618ad1377fd [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 11: 0x555f0f34ca5f - std::rt::lang_start::{{closure}}::h47a092b18219e90e [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x555f0fe2e992 - std::panicking::try::do_call::h48d7704a81aef872 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x555f0fe374b9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x555f0fe2f55c - std::rt::lang_start_internal::h995c0509fece1cb0 [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: 0x555f0f34ca38 - std::rt::lang_start::h3490da4da34eeccc [INFO] [stderr] at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x555f0f349979 - main [INFO] [stderr] 17: 0x7f2cf11d02e0 - __libc_start_main [INFO] [stderr] 18: 0x555f0f348b99 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "e9dc48dbecf39942b87c584d05f56787507c5892ee7b87ff02ac6979a2ef6af9"` [INFO] running `"docker" "rm" "-f" "e9dc48dbecf39942b87c584d05f56787507c5892ee7b87ff02ac6979a2ef6af9"` [INFO] [stdout] e9dc48dbecf39942b87c584d05f56787507c5892ee7b87ff02ac6979a2ef6af9