[INFO] crate mdbook-epub 0.2.0 is already in cache [INFO] extracting crate mdbook-epub 0.2.0 into work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/mdbook-epub/0.2.0 [INFO] extracting crate mdbook-epub 0.2.0 into work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/mdbook-epub/0.2.0 [INFO] validating manifest of mdbook-epub-0.2.0 on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mdbook-epub-0.2.0 on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mdbook-epub-0.2.0 [INFO] finished frobbing mdbook-epub-0.2.0 [INFO] frobbed toml for mdbook-epub-0.2.0 written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/mdbook-epub/0.2.0/Cargo.toml [INFO] started frobbing mdbook-epub-0.2.0 [INFO] finished frobbing mdbook-epub-0.2.0 [INFO] frobbed toml for mdbook-epub-0.2.0 written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/mdbook-epub/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking mdbook-epub-0.2.0 against master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf for pr-60444 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-1/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/mdbook-epub/0.2.0:/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=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" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 952fb72f245844b0c02b6c8109133c5b7cabfc349bfb048e4455fc0fa72aef57 [INFO] running `"docker" "start" "-a" "952fb72f245844b0c02b6c8109133c5b7cabfc349bfb048e4455fc0fa72aef57"` [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling hex v0.2.0 [INFO] [stderr] Compiling crossbeam v0.3.2 [INFO] [stderr] Compiling libgit2-sys v0.6.19 [INFO] [stderr] Compiling jobserver v0.1.13 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Checking mustache v0.8.2 [INFO] [stderr] Checking structopt v0.1.7 [INFO] [stderr] Compiling pest_generator v2.1.0 [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] Compiling docopt v0.8.3 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking epub-builder v0.3.0 [INFO] [stderr] Compiling crates-io v0.13.0 [INFO] [stderr] Checking epub v1.2.0 [INFO] [stderr] warning[E0382]: assign to part of moved value: `node` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/epub-1.2.0/src/xmlutils.rs:68:29 [INFO] [stderr] | [INFO] [stderr] 53 | let mut node = XMLNode { [INFO] [stderr] | -------- move occurs because `node` has type `xmlutils::XMLNode`, which does not implement the `Copy` trait [INFO] [stderr] ... [INFO] [stderr] 62 | let arnode = Rc::new(RefCell::new(node)); [INFO] [stderr] | ---- value moved here [INFO] [stderr] ... [INFO] [stderr] 68 | node.parent = Some(Rc::downgrade(&c)); [INFO] [stderr] | ^^^^^^^^^^^ value partially assigned here after move [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Compiling ignore v0.2.2 [INFO] [stderr] Checking html5ever v0.22.5 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking elasticlunr-rs v2.3.4 [INFO] [stderr] Compiling git2 v0.6.11 [INFO] [stderr] Checking handlebars v1.1.0 [INFO] [stderr] Checking ammonia v1.2.0 [INFO] [stderr] Checking mdbook v0.2.3 [INFO] [stderr] Compiling git2-curl v0.7.0 [INFO] [stderr] Compiling cargo v0.24.0 [INFO] [stderr] Compiling mdbook-epub v0.2.0 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `mdbook-epub v0.2.0 (/opt/crater/workdir)` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mdbook-epub-51fd82ae413b3b95/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::h085a952914de4f03 (0x557493526e92) [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::h7a1e71c395318abc (0x557492c51d19) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/ops/function.rs:231 [INFO] [stderr] 2: core::option::Option::or_else::h69683c23e4cdcedd (0x557492d00f64) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/option.rs:716 [INFO] [stderr] 3: error_chain::State::new::h5de8d0480d037817 (0x557492ec2611) [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}}::h328cd43f87eec019 (0x557492e004c9) [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: core::result::Result::map_err::hd538e0430d4b277f (0x557492bc2f25) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/result.rs:522 [INFO] [stderr] 6: as cargo::util::errors::CargoResultExt>::chain_err::h76f20125d51113d9 (0x557492bf4244) [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::hc1c0f2847a9214a2 (0x557492dfc7a0) [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::h61bc07508fc5c0e6 (0x557492dfc0be) [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::he2586a2d49360d18 (0x557492ebcd44) [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::hf30facf81f4c9510 (0x557492d35634) [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::h5dd7c3a4e5cd9799 (0x557492d35062) [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::h0d50b5324a9fbef8 (0x557492af7ee9) [INFO] [stderr] at /opt/crater/workdir/build.rs:35 [INFO] [stderr] 13: build_script_build::main::h0c62f4447e374493 (0x557492af745b) [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 14: std::rt::lang_start::{{closure}}::h323fde2e85ed4b33 (0x557492af6c9f) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64 [INFO] [stderr] 15: {{closure}} (0x5574935766d2) [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 (0x55749357e8b9) [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 17: try (0x55749357729c) [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::h5fc323084d4e1426 (0x557492af6c78) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64 [INFO] [stderr] 19: main (0x557492af80d9) [INFO] [stderr] 20: __libc_start_main (0x7faba0f8a2e0) [INFO] [stderr] 21: _start (0x557492af3c49) [INFO] [stderr] 22: (0x0)) })), backtrace: Some(stack backtrace: [INFO] [stderr] 0: error_chain::make_backtrace::h085a952914de4f03 (0x557493526e92) [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::h7a1e71c395318abc (0x557492c51d19) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/ops/function.rs:231 [INFO] [stderr] 2: core::option::Option::or_else::h69683c23e4cdcedd (0x557492d00f64) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/option.rs:716 [INFO] [stderr] 3: error_chain::State::new::h5de8d0480d037817 (0x557492ec2611) [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}}::h328cd43f87eec019 (0x557492e004c9) [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: core::result::Result::map_err::hd538e0430d4b277f (0x557492bc2f25) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/result.rs:522 [INFO] [stderr] 6: as cargo::util::errors::CargoResultExt>::chain_err::h76f20125d51113d9 (0x557492bf4244) [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::hc1c0f2847a9214a2 (0x557492dfc7a0) [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::h61bc07508fc5c0e6 (0x557492dfc0be) [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::he2586a2d49360d18 (0x557492ebcd44) [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::hf30facf81f4c9510 (0x557492d35634) [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::h5dd7c3a4e5cd9799 (0x557492d35062) [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::h0d50b5324a9fbef8 (0x557492af7ee9) [INFO] [stderr] at /opt/crater/workdir/build.rs:35 [INFO] [stderr] 13: build_script_build::main::h0c62f4447e374493 (0x557492af745b) [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 14: std::rt::lang_start::{{closure}}::h323fde2e85ed4b33 (0x557492af6c9f) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64 [INFO] [stderr] 15: {{closure}} (0x5574935766d2) [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 (0x55749357e8b9) [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 17: try (0x55749357729c) [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::h5fc323084d4e1426 (0x557492af6c78) [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64 [INFO] [stderr] 19: main (0x557492af80d9) [INFO] [stderr] 20: __libc_start_main (0x7faba0f8a2e0) [INFO] [stderr] 21: _start (0x557492af3c49) [INFO] [stderr] 22: (0x0)) })', src/libcore/result.rs:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5574935779c3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd683c720649fc6ca [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x557493572e3b - std::sys_common::backtrace::_print::h40d9544529f5324d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x5574935765c6 - std::panicking::default_hook::{{closure}}::hf34ca0bb1665e3f2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x557493576359 - std::panicking::default_hook::hc1c83e7d587e3fd7 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x557493576ccf - std::panicking::rust_panic_with_hook::ha5f015e1588f744c [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x557493576851 - std::panicking::continue_panic_fmt::h092f32d98e64981a [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x557493576735 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x5574935926bc - core::panicking::panic_fmt::h10765a4790762297 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x557492af6f74 - core::result::unwrap_failed::hc321e0a9800a223d [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x557492af718d - core::result::Result::unwrap::h82a79559b3e59a90 [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x557492af746c - build_script_build::main::h0c62f4447e374493 [INFO] [stderr] at /opt/crater/workdir/build.rs:18 [INFO] [stderr] 11: 0x557492af6c9f - std::rt::lang_start::{{closure}}::h323fde2e85ed4b33 [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x5574935766d2 - std::panicking::try::do_call::hc02c345606c78354 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x55749357e8b9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x55749357729c - std::rt::lang_start_internal::hd6e28da2a7f25305 [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: 0x557492af6c78 - std::rt::lang_start::h5fc323084d4e1426 [INFO] [stderr] at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x557492af80d9 - main [INFO] [stderr] 17: 0x7faba0f8a2e0 - __libc_start_main [INFO] [stderr] 18: 0x557492af3c49 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "952fb72f245844b0c02b6c8109133c5b7cabfc349bfb048e4455fc0fa72aef57"` [INFO] running `"docker" "rm" "-f" "952fb72f245844b0c02b6c8109133c5b7cabfc349bfb048e4455fc0fa72aef57"` [INFO] [stdout] 952fb72f245844b0c02b6c8109133c5b7cabfc349bfb048e4455fc0fa72aef57