[INFO] crate cautious-octo-funicular 0.1.3 is already in cache
[INFO] extracting crate cautious-octo-funicular 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/cautious-octo-funicular/0.1.3
[INFO] extracting crate cautious-octo-funicular 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cautious-octo-funicular/0.1.3
[INFO] validating manifest of cautious-octo-funicular-0.1.3 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 cautious-octo-funicular-0.1.3 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 cautious-octo-funicular-0.1.3
[INFO] finished frobbing cautious-octo-funicular-0.1.3
[INFO] frobbed toml for cautious-octo-funicular-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cautious-octo-funicular/0.1.3/Cargo.toml
[INFO] started frobbing cautious-octo-funicular-0.1.3
[INFO] finished frobbing cautious-octo-funicular-0.1.3
[INFO] frobbed toml for cautious-octo-funicular-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cautious-octo-funicular/0.1.3/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cautious-octo-funicular-0.1.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cautious-octo-funicular/0.1.3:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 333f8ac47891c431b04cbb7d77d9b5fba9ff33a0b8d89c4e98af82bc54db0b15
[INFO] running `"docker" "start" "-a" "333f8ac47891c431b04cbb7d77d9b5fba9ff33a0b8d89c4e98af82bc54db0b15"`
[INFO] [stderr]    Compiling sequence_trie v0.3.6
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling is-match v0.1.0
[INFO] [stderr]    Compiling strum v0.15.0
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling toml-query v0.7.0
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling mount v0.4.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling staticfile v0.5.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling elasticlunr-rs v2.3.6
[INFO] [stderr]    Compiling handlebars v1.1.0
[INFO] [stderr]    Compiling ammonia v1.2.0
[INFO] [stderr]    Compiling mdbook v0.2.3
[INFO] [stderr]    Compiling cautious-octo-funicular v0.1.3 (/opt/crater/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/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/cautious-octo-funicular-b5ae0efea92fbf60/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::h609afd8262d2d1ab (0x55e9fc11e4b3)
[INFO] [stderr]              at /opt/crater/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::h21be3d34c1f0e87e (0x55e9fb8cf66a)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235
[INFO] [stderr]    2: core::option::Option<T>::unwrap_or_else::h860f0ea3a0edf081 (0x55e9fb89c47a)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/option.rs:419
[INFO] [stderr]    3: error_chain::State::new::h62e5df784857086f (0x55e9fb93afdc)
[INFO] [stderr]              at /opt/crater/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}}::h2036f817ce7372df (0x55e9fb987767)
[INFO] [stderr]              at /opt/crater/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::h42d6ddd06940ba9c (0x55e9fb948f80)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574
[INFO] [stderr]    6: <core::result::Result<T,E> as mdbook::errors::ResultExt<T>>::chain_err::hae84b6afb3f037a1 (0x55e9fb95a1d7)
[INFO] [stderr]              at /opt/crater/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::h4d95571d596dc7a0 (0x55e9fb96eafc)
[INFO] [stderr]              at /opt/crater/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::h7075528a21bbceef (0x55e9fb9a0c73)
[INFO] [stderr]              at /opt/crater/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::h01cb389c8ffc13e7 (0x55e9fb9a022b)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:178
[INFO] [stderr]   10: mdbook::book::MDBook::build::ha0160e442fd21051 (0x55e9fb99f72b)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:155
[INFO] [stderr]   11: build_script_build::main::hcdd72ec726c0b03f (0x55e9fb88f6f4)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   12: std::rt::lang_start::{{closure}}::h1e4239092763d786 (0x55e9fb893290)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   13: std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce (0x55e9fc169593)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]   14: __rust_maybe_catch_panic (0x55e9fc171bfa)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15: std::panicking::try::h4af22d9cb0afa351 (0x55e9fc16a09d)
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]       std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   16: std::rt::lang_start::h01c4668c4f7b6d85 (0x55e9fb893269)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   17: main (0x55e9fb890c6a)
[INFO] [stderr]   18: __libc_start_main (0x7fadb56d52e1)
[INFO] [stderr]   19: _start (0x55e9fb88f0ba)
[INFO] [stderr]   20: <unknown> (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stderr]    0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55e9fc11e4b3)
[INFO] [stderr]              at /opt/crater/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::h21be3d34c1f0e87e (0x55e9fb8cf66a)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235
[INFO] [stderr]    2: core::option::Option<T>::unwrap_or_else::h860f0ea3a0edf081 (0x55e9fb89c47a)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/option.rs:419
[INFO] [stderr]    3: error_chain::State::new::h62e5df784857086f (0x55e9fb93afdc)
[INFO] [stderr]              at /opt/crater/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}}::h2036f817ce7372df (0x55e9fb987767)
[INFO] [stderr]              at /opt/crater/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::h42d6ddd06940ba9c (0x55e9fb948f80)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574
[INFO] [stderr]    6: <core::result::Result<T,E> as mdbook::errors::ResultExt<T>>::chain_err::hae84b6afb3f037a1 (0x55e9fb95a1d7)
[INFO] [stderr]              at /opt/crater/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::h4d95571d596dc7a0 (0x55e9fb96eafc)
[INFO] [stderr]              at /opt/crater/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::h7075528a21bbceef (0x55e9fb9a0c73)
[INFO] [stderr]              at /opt/crater/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::h01cb389c8ffc13e7 (0x55e9fb9a022b)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:178
[INFO] [stderr]   10: mdbook::book::MDBook::build::ha0160e442fd21051 (0x55e9fb99f72b)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-0.2.3/src/book/mod.rs:155
[INFO] [stderr]   11: build_script_build::main::hcdd72ec726c0b03f (0x55e9fb88f6f4)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   12: std::rt::lang_start::{{closure}}::h1e4239092763d786 (0x55e9fb893290)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   13: std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce (0x55e9fc169593)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]   14: __rust_maybe_catch_panic (0x55e9fc171bfa)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15: std::panicking::try::h4af22d9cb0afa351 (0x55e9fc16a09d)
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]       std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   16: std::rt::lang_start::h01c4668c4f7b6d85 (0x55e9fb893269)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   17: main (0x55e9fb890c6a)
[INFO] [stderr]   18: __libc_start_main (0x7fadb56d52e1)
[INFO] [stderr]   19: _start (0x55e9fb88f0ba)
[INFO] [stderr]   20: <unknown> (0x0)) } })
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "333f8ac47891c431b04cbb7d77d9b5fba9ff33a0b8d89c4e98af82bc54db0b15"`
[INFO] running `"docker" "rm" "-f" "333f8ac47891c431b04cbb7d77d9b5fba9ff33a0b8d89c4e98af82bc54db0b15"`
[INFO] [stdout] 333f8ac47891c431b04cbb7d77d9b5fba9ff33a0b8d89c4e98af82bc54db0b15