[INFO] cloning repository https://github.com/dskkato/myrlib [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dskkato/myrlib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdskkato%2Fmyrlib", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdskkato%2Fmyrlib'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d6a6a0cd9350cc23f6e346e4c16bc7e0f5f158db [INFO] documenting dskkato/myrlib against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdskkato%2Fmyrlib" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dskkato/myrlib on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dskkato/myrlib [INFO] finished tweaking git repo https://github.com/dskkato/myrlib [INFO] tweaked toml for git repo https://github.com/dskkato/myrlib written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/dskkato/myrlib already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51ba26065d24affaa7eeef9d3c161014ae56f28a5b75e276e60a69d6ccc65840 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "51ba26065d24affaa7eeef9d3c161014ae56f28a5b75e276e60a69d6ccc65840", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51ba26065d24affaa7eeef9d3c161014ae56f28a5b75e276e60a69d6ccc65840", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51ba26065d24affaa7eeef9d3c161014ae56f28a5b75e276e60a69d6ccc65840", kill_on_drop: false }` [INFO] [stdout] 51ba26065d24affaa7eeef9d3c161014ae56f28a5b75e276e60a69d6ccc65840 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cb4e5fad3c981b52631565f194bbba24c56f341dd7253fa4f65eb9cbe13efa7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8cb4e5fad3c981b52631565f194bbba24c56f341dd7253fa4f65eb9cbe13efa7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling cbindgen v0.9.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling toml v0.5.3 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling myrlib v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `myrlib v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/myrlib-7683f30cceb7ae04/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.9.1/src/bindgen/bindings.rs:66:43 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556ad98d9d55 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x556ad98d9d55 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x556ad98d9d55 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x556ad98d9d55 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x556ad990450c - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x556ad98d6ae2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x556ad98dca40 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x556ad98dca40 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x556ad98dca40 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x556ad98dc78c - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x556ad98dd0a8 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:530 [INFO] [stderr] 11: 0x556ad98dcc7b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x556ad9902ea1 - core::panicking::panic_fmt::h09c929f06bb87c98 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x556ad9902cc3 - core::option::expect_none_failed::h188f17af6c9f404b [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x556ad9404c3b - core::result::Result::unwrap::hf5139a815583b6c5 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x556ad9430991 - cbindgen::bindgen::bindings::Bindings::write_to_file::h452a31ba6177926a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.9.1/src/bindgen/bindings.rs:66 [INFO] [stderr] 16: 0x556ad93ff92f - build_script_build::main::h49ba766e2a0ec439 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 17: 0x556ad943d63b - std::rt::lang_start::{{closure}}::h44bd3d971e08d933 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x556ad98dd523 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x556ad98dd523 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 20: 0x556ad98dd523 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 21: 0x556ad98dd523 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x556ad98dd523 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x556ad943d617 - std::rt::lang_start::hfca94ee7eac63953 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x556ad93ff98a - main [INFO] [stderr] 25: 0x7f3d9ed080b3 - __libc_start_main [INFO] [stderr] 26: 0x556ad93841ae - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "8cb4e5fad3c981b52631565f194bbba24c56f341dd7253fa4f65eb9cbe13efa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cb4e5fad3c981b52631565f194bbba24c56f341dd7253fa4f65eb9cbe13efa7", kill_on_drop: false }` [INFO] [stdout] 8cb4e5fad3c981b52631565f194bbba24c56f341dd7253fa4f65eb9cbe13efa7