[INFO] fetching crate minecraft_nether_generation 0.3.5... [INFO] documenting minecraft_nether_generation-0.3.5 against nightly for scrape-examples [INFO] extracting crate minecraft_nether_generation 0.3.5 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate minecraft_nether_generation 0.3.5 on toolchain nightly [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate minecraft_nether_generation 0.3.5 [INFO] finished tweaking crates.io crate minecraft_nether_generation 0.3.5 [INFO] tweaked toml for crates.io crate minecraft_nether_generation 0.3.5 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate minecraft_nether_generation 0.3.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sha2 v0.9.4 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.4 [INFO] [stderr] Downloaded java_random v0.1.7 [INFO] [stderr] Downloaded cpufeatures v0.1.0 [INFO] [stderr] Downloaded redox_syscall v0.2.8 [INFO] [stderr] Downloaded crossbeam-utils v0.8.4 [INFO] [stderr] Downloaded noise_rs v0.1.16 [INFO] [stderr] Downloaded regex v1.5.3 [INFO] [stderr] Downloaded intmap v0.7.0 [INFO] [stderr] Downloaded cast v0.2.5 [INFO] [stderr] Downloaded cbindgen v0.17.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fdbd0c26acfa2face8ee5d598206204591c02f70e192b06a2b8472b3f49cf5b9 [INFO] running `Command { std: "docker" "start" "-a" "fdbd0c26acfa2face8ee5d598206204591c02f70e192b06a2b8472b3f49cf5b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fdbd0c26acfa2face8ee5d598206204591c02f70e192b06a2b8472b3f49cf5b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdbd0c26acfa2face8ee5d598206204591c02f70e192b06a2b8472b3f49cf5b9", kill_on_drop: false }` [INFO] [stdout] fdbd0c26acfa2face8ee5d598206204591c02f70e192b06a2b8472b3f49cf5b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 285beb07da64b671e4c4a9903a8503add3d6d66d4874f964582ff8d5ca2ce83b [INFO] running `Command { std: "docker" "start" "-a" "285beb07da64b671e4c4a9903a8503add3d6d66d4874f964582ff8d5ca2ce83b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling cbindgen v0.17.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking cpufeatures v0.1.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking java_random v0.1.7 [INFO] [stderr] Checking intmap v0.7.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha2 v0.9.4 [INFO] [stderr] Checking noise_rs v0.1.16 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling minecraft_nether_generation v0.3.5 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `minecraft_nether_generation v0.3.5 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/minecraft_nether_generation-df747f57863b7b70/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.17.0/src/bindgen/bindings.rs:99:44 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b33ccb308a - std::backtrace_rs::backtrace::libunwind::trace::h3bfe63c4aecfa0e2 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55b33ccb308a - std::backtrace_rs::backtrace::trace_unsynchronized::h978c02637c6cb8f9 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b33ccb308a - std::sys_common::backtrace::_print_fmt::h86a708dcb1665377 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stderr] 3: 0x55b33ccb308a - ::fmt::hdbf89765373fb801 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55b33ccd8e9e - core::fmt::write::hbf11a3bb4e6d2aba [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/fmt/mod.rs:1208:17 [INFO] [stderr] 5: 0x55b33ccb0085 - std::io::Write::write_fmt::hd68261eacc348bbd [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/io/mod.rs:1682:15 [INFO] [stderr] 6: 0x55b33ccb2e55 - std::sys_common::backtrace::_print::ha8e375b58cdeca4a [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 7: 0x55b33ccb2e55 - std::sys_common::backtrace::print::he3086c07df1167ca [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 8: 0x55b33ccb49cf - std::panicking::default_hook::{{closure}}::h0c12a9095c948e43 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:267:22 [INFO] [stderr] 9: 0x55b33ccb470b - std::panicking::default_hook::h1ae5478ad617eb24 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:286:9 [INFO] [stderr] 10: 0x55b33ccb50fd - as core::ops::function::Fn>::call::h237cca5e72caa7e7 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/alloc/src/boxed.rs:2032:9 [INFO] [stderr] 11: 0x55b33ccb50fd - std::panicking::rust_panic_with_hook::h63a24f957ccb5d93 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:692:13 [INFO] [stderr] 12: 0x55b33ccb4e79 - std::panicking::begin_panic_handler::{{closure}}::h1499194b322f3b28 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:579:13 [INFO] [stderr] 13: 0x55b33ccb353c - std::sys_common::backtrace::__rust_end_short_backtrace::h5569dab7b5c29ca8 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stderr] 14: 0x55b33ccb4b82 - rust_begin_unwind [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:575:5 [INFO] [stderr] 15: 0x55b33c864313 - core::panicking::panic_fmt::h81b99a9e904184d4 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/panicking.rs:64:14 [INFO] [stderr] 16: 0x55b33c8647a3 - core::result::unwrap_failed::h524cd100bfaa4af3 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/result.rs:1791:5 [INFO] [stderr] 17: 0x55b33c8a1ecd - core::result::Result::unwrap::h9f8d94ab9cb33df8 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/result.rs:1113:23 [INFO] [stderr] 18: 0x55b33c89de65 - cbindgen::bindgen::bindings::Bindings::write_to_file::he4939e9781216110 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.17.0/src/bindgen/bindings.rs:99:17 [INFO] [stderr] 19: 0x55b33c885a41 - build_script_build::main::he03a6e7ae7a5ff18 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:9:5 [INFO] [stderr] 20: 0x55b33c8887fb - core::ops::function::FnOnce::call_once::hd2f4e984f5bf045b [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/ops/function.rs:507:5 [INFO] [stderr] 21: 0x55b33c88871e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf15357104020b416 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stderr] 22: 0x55b33c8ab391 - std::rt::lang_start::{{closure}}::hb437cf1901f8c49f [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:166:18 [INFO] [stderr] 23: 0x55b33ccace3c - core::ops::function::impls:: for &F>::call_once::h78c42ac725efa1cf [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/ops/function.rs:606:13 [INFO] [stderr] 24: 0x55b33ccace3c - std::panicking::try::do_call::he9c2e2d3c1d542c9 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:483:40 [INFO] [stderr] 25: 0x55b33ccace3c - std::panicking::try::h1c6aa5d0fbd926ce [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:447:19 [INFO] [stderr] 26: 0x55b33ccace3c - std::panic::catch_unwind::h8c18c387443a8343 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x55b33ccace3c - std::rt::lang_start_internal::{{closure}}::h121da69a0c637bbc [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:148:48 [INFO] [stderr] 28: 0x55b33ccace3c - std::panicking::try::do_call::h02c50a2227007615 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:483:40 [INFO] [stderr] 29: 0x55b33ccace3c - std::panicking::try::h2e22346eb385c3b2 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:447:19 [INFO] [stderr] 30: 0x55b33ccace3c - std::panic::catch_unwind::hba27888842669aa2 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x55b33ccace3c - std::rt::lang_start_internal::hfeb0a6ef3b443c94 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:148:20 [INFO] [stderr] 32: 0x55b33c8ab36a - std::rt::lang_start::h94597ef4678a29eb [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:165:17 [INFO] [stderr] 33: 0x55b33c885ace - main [INFO] [stderr] 34: 0x7fe9f0b57083 - __libc_start_main [INFO] [stderr] 35: 0x55b33c86498e - _start [INFO] [stderr] 36: 0x0 - [INFO] running `Command { std: "docker" "inspect" "285beb07da64b671e4c4a9903a8503add3d6d66d4874f964582ff8d5ca2ce83b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "285beb07da64b671e4c4a9903a8503add3d6d66d4874f964582ff8d5ca2ce83b", kill_on_drop: false }` [INFO] [stdout] 285beb07da64b671e4c4a9903a8503add3d6d66d4874f964582ff8d5ca2ce83b