[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 try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-3/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ef6c433ca364bee55f08c2cca027d8fb5f3db77514045142c6bed50ffc850de5 [INFO] running `"docker" "start" "-a" "ef6c433ca364bee55f08c2cca027d8fb5f3db77514045142c6bed50ffc850de5"` [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling home v0.3.4 [INFO] [stderr] Compiling crossbeam v0.3.2 [INFO] [stderr] Compiling shell-escape v0.1.4 [INFO] [stderr] Compiling hex v0.2.0 [INFO] [stderr] Checking is-match v0.1.0 [INFO] [stderr] Compiling jobserver v0.1.13 [INFO] [stderr] Compiling fs2 v0.4.3 [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] 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] Checking toml-query v0.6.0 [INFO] [stderr] Compiling curl v0.4.20 [INFO] [stderr] Compiling libgit2-sys v0.6.19 [INFO] [stderr] Compiling crypto-hash v0.3.3 [INFO] [stderr] Checking epub-builder v0.3.0 [INFO] [stderr] Checking epub v1.2.0 [INFO] [stderr] Compiling git2 v0.6.11 [INFO] [stderr] Compiling mdbook v0.1.8 [INFO] [stderr] Compiling ignore v0.2.2 [INFO] [stderr] Compiling crates-io v0.13.0 [INFO] [stderr] Checking elasticlunr-rs v2.3.4 [INFO] [stderr] Checking mount v0.4.0 [INFO] [stderr] Checking ammonia v1.2.0 [INFO] [stderr] Checking staticfile v0.5.0 [INFO] [stderr] Compiling git2-curl v0.7.0 [INFO] [stderr] Compiling cargo v0.24.0 [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-db26a80bdf8dd4cb/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::h84b60e10cbcba61b (0x56205f6fdfa8) [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::h644e7231250ae8fd (0x56205edb89d9) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/ops/function.rs:231 [INFO] [stderr] 2: >::or_else::h9d204a15a3549122 (0x56205f017724) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/option.rs:714 [INFO] [stderr] 3: error_chain::State::new::h7d1e2773f0245bae (0x56205f04e031) [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}}::h224d9db309dd3f91 (0x56205efaee69) [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::haa1f1ae953adb402 (0x56205ee357e5) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/result.rs:520 [INFO] [stderr] 6: as cargo::util::errors::CargoResultExt>::chain_err::hf2d823886506f7a6 (0x56205ee48494) [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::hd6978bbaca2db481 (0x56205efab5b0) [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::h1074933c49e3d0d7 (0x56205efaaece) [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::hd0cf9764c2321138 (0x56205f070b44) [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::h9254f8b2b7127711 (0x56205eed16c4) [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::h94ac817581523639 (0x56205eed10f2) [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::h17a0257f3fa8ae21 (0x56205ec5bbf9) [INFO] [stderr] at /opt/crater/workdir/build.rs:35 [INFO] [stderr] 13: build_script_build::main::h2a4ab4b366ac3a3a (0x56205ec5b16b) [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 14: std::rt::lang_start::{{closure}}::h3c1db7651fc61ee5 (0x56205ec5b0ef) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 15: {{closure}} (0x56205f73a4c2) [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 (0x56205f742fe9) [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 17: try (0x56205f73b08c) [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::ha57a9718a7041a79 (0x56205ec5b0c8) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 19: main (0x56205ec5bde9) [INFO] [stderr] 20: __libc_start_main (0x7fd2dcf272e0) [INFO] [stderr] 21: _start (0x56205ec5af09) [INFO] [stderr] 22: (0x0)) })), backtrace: Some(stack backtrace: [INFO] [stderr] 0: error_chain::make_backtrace::h84b60e10cbcba61b (0x56205f6fdfa8) [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::h644e7231250ae8fd (0x56205edb89d9) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/ops/function.rs:231 [INFO] [stderr] 2: >::or_else::h9d204a15a3549122 (0x56205f017724) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/option.rs:714 [INFO] [stderr] 3: error_chain::State::new::h7d1e2773f0245bae (0x56205f04e031) [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}}::h224d9db309dd3f91 (0x56205efaee69) [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::haa1f1ae953adb402 (0x56205ee357e5) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/result.rs:520 [INFO] [stderr] 6: as cargo::util::errors::CargoResultExt>::chain_err::hf2d823886506f7a6 (0x56205ee48494) [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::hd6978bbaca2db481 (0x56205efab5b0) [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::h1074933c49e3d0d7 (0x56205efaaece) [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::hd0cf9764c2321138 (0x56205f070b44) [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::h9254f8b2b7127711 (0x56205eed16c4) [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::h94ac817581523639 (0x56205eed10f2) [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::h17a0257f3fa8ae21 (0x56205ec5bbf9) [INFO] [stderr] at /opt/crater/workdir/build.rs:35 [INFO] [stderr] 13: build_script_build::main::h2a4ab4b366ac3a3a (0x56205ec5b16b) [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 14: std::rt::lang_start::{{closure}}::h3c1db7651fc61ee5 (0x56205ec5b0ef) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 15: {{closure}} (0x56205f73a4c2) [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 (0x56205f742fe9) [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 17: try (0x56205f73b08c) [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::ha57a9718a7041a79 (0x56205ec5b0c8) [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 19: main (0x56205ec5bde9) [INFO] [stderr] 20: __libc_start_main (0x7fd2dcf272e0) [INFO] [stderr] 21: _start (0x56205ec5af09) [INFO] [stderr] 22: (0x0)) })', src/libcore/result.rs:997:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56205f73b7b3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd6fa60e5b0b75a82 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x56205f73762b - std::sys_common::backtrace::_print::h2ee033cb4a1526b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x56205f73a3b6 - std::panicking::default_hook::{{closure}}::h08dbd1550975e701 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x56205f73a149 - std::panicking::default_hook::h6b03271b4b49a09d [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x56205f73aabf - std::panicking::rust_panic_with_hook::hce948cea1d1ab971 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x56205f73a641 - std::panicking::continue_panic_fmt::hbcf06b045af7b6ee [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x56205f73a525 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x56205f756dec - core::panicking::panic_fmt::hb813f85df655c930 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x56205ec5f344 - core::result::unwrap_failed::hcef4797466acf898 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x56205ec5ef3d - >::unwrap::heb5d92753ccdae48 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/result.rs:798 [INFO] [stderr] 10: 0x56205ec5b17c - build_script_build::main::h2a4ab4b366ac3a3a [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 11: 0x56205ec5b0ef - std::rt::lang_start::{{closure}}::h3c1db7651fc61ee5 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x56205f73a4c2 - std::panicking::try::do_call::h0563d49847459569 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x56205f742fe9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x56205f73b08c - std::rt::lang_start_internal::h9b0378f544ab691c [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: 0x56205ec5b0c8 - std::rt::lang_start::ha57a9718a7041a79 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x56205ec5bde9 - main [INFO] [stderr] 17: 0x7fd2dcf272e0 - __libc_start_main [INFO] [stderr] 18: 0x56205ec5af09 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "ef6c433ca364bee55f08c2cca027d8fb5f3db77514045142c6bed50ffc850de5"` [INFO] running `"docker" "rm" "-f" "ef6c433ca364bee55f08c2cca027d8fb5f3db77514045142c6bed50ffc850de5"` [INFO] [stdout] ef6c433ca364bee55f08c2cca027d8fb5f3db77514045142c6bed50ffc850de5