[INFO] crate cautious-octo-funicular 0.1.3 is already in cache
[INFO] testing cautious-octo-funicular-0.1.3 against 1.38.0 for beta-1.39-1
[INFO] extracting crate cautious-octo-funicular 0.1.3 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate cautious-octo-funicular 0.1.3 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cautious-octo-funicular 0.1.3
[INFO] finished tweaking crates.io crate cautious-octo-funicular 0.1.3
[INFO] tweaked toml for crates.io crate cautious-octo-funicular 0.1.3 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 4c67738bf7b900527a4a5ccd1478c9576ad7fc820f4973b899aa091ff21a9709
[INFO] running `"docker" "start" "-a" "4c67738bf7b900527a4a5ccd1478c9576ad7fc820f4973b899aa091ff21a9709"`
[INFO] [stderr]    Compiling cautious-octo-funicular v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> build.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `cautious-octo-funicular v0.1.3 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cautious-octo-funicular-f30fc3035606c7b6/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Error(Msg("Rendering failed"), State { next_error: Some(Error(Msg("Unexpected error when constructing destination path"), State { next_error: Some(Os { code: 30, kind: Other, message: "Read-only file system" }), backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stderr]    0: error_chain::backtrace::imp::InternalBacktrace::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56
[INFO] [stderr]    1: core::ops::function::FnOnce::call_once
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235
[INFO] [stderr]    2: core::option::Option<T>::unwrap_or_else
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/option.rs:419
[INFO] [stderr]    3: error_chain::State::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:679
[INFO] [stderr]    4: <core::result::Result<T,E> as mdbook::errors::ResultExt<T>>::chain_err::{{closure}}
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/<::error_chain::error_chain::impl_error_chain_processed macros>:201
[INFO] [stderr]    5: core::result::Result<T,E>::map_err
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/result.rs:574
[INFO] [stderr]    6: <core::result::Result<T,E> as mdbook::errors::ResultExt<T>>::chain_err
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/<::error_chain::error_chain::impl_error_chain_processed macros>:198
[INFO] [stderr]    7: <mdbook::renderer::html_handlebars::hbs_renderer::HtmlHandlebars as mdbook::renderer::Renderer>::render
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/renderer/html_handlebars/hbs_renderer.rs:318
[INFO] [stderr]    8: mdbook::book::MDBook::render
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:204
[INFO] [stderr]    9: mdbook::book::MDBook::execute_build_process
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:178
[INFO] [stderr]   10: mdbook::book::MDBook::build
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:155
[INFO] [stderr]   11: build_script_build::main
[INFO] [stderr]              at build.rs:9
[INFO] [stderr]   12: std::rt::lang_start::{{closure}}
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64
[INFO] [stderr]   13: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]   14: __rust_maybe_catch_panic
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15: std::panicking::try
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]       std::panic::catch_unwind
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   16: std::rt::lang_start
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64
[INFO] [stderr]   17: main
[INFO] [stderr]   18: __libc_start_main
[INFO] [stderr]   19: _start
[INFO] [stderr] ) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stderr]    0: error_chain::backtrace::imp::InternalBacktrace::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56
[INFO] [stderr]    1: core::ops::function::FnOnce::call_once
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235
[INFO] [stderr]    2: core::option::Option<T>::unwrap_or_else
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/option.rs:419
[INFO] [stderr]    3: error_chain::State::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:679
[INFO] [stderr]    4: <core::result::Result<T,E> as mdbook::errors::ResultExt<T>>::chain_err::{{closure}}
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/<::error_chain::error_chain::impl_error_chain_processed macros>:201
[INFO] [stderr]    5: core::result::Result<T,E>::map_err
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/result.rs:574
[INFO] [stderr]    6: <core::result::Result<T,E> as mdbook::errors::ResultExt<T>>::chain_err
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/<::error_chain::error_chain::impl_error_chain_processed macros>:198
[INFO] [stderr]    7: <mdbook::renderer::html_handlebars::hbs_renderer::HtmlHandlebars as mdbook::renderer::Renderer>::render
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/renderer/html_handlebars/hbs_renderer.rs:318
[INFO] [stderr]    8: mdbook::book::MDBook::render
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:204
[INFO] [stderr]    9: mdbook::book::MDBook::execute_build_process
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:178
[INFO] [stderr]   10: mdbook::book::MDBook::build
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:155
[INFO] [stderr]   11: build_script_build::main
[INFO] [stderr]              at build.rs:9
[INFO] [stderr]   12: std::rt::lang_start::{{closure}}
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64
[INFO] [stderr]   13: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]   14: __rust_maybe_catch_panic
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15: std::panicking::try
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]       std::panic::catch_unwind
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   16: std::rt::lang_start
[INFO] [stderr]              at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64
[INFO] [stderr]   17: main
[INFO] [stderr]   18: __libc_start_main
[INFO] [stderr]   19: _start
[INFO] [stderr] ) } })
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "4c67738bf7b900527a4a5ccd1478c9576ad7fc820f4973b899aa091ff21a9709"`
[INFO] running `"docker" "rm" "-f" "4c67738bf7b900527a4a5ccd1478c9576ad7fc820f4973b899aa091ff21a9709"`
[INFO] [stdout] 4c67738bf7b900527a4a5ccd1478c9576ad7fc820f4973b899aa091ff21a9709