[INFO] fetching crate rustdoc-assets 0.1.1... [INFO] checking rustdoc-assets-0.1.1 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920 [INFO] extracting crate rustdoc-assets 0.1.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate rustdoc-assets 0.1.1 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustdoc-assets 0.1.1 [INFO] finished tweaking crates.io crate rustdoc-assets 0.1.1 [INFO] tweaked toml for crates.io crate rustdoc-assets 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20a8395cb85b69d8278fa8e8f76cadfe629f1afda0bb597e9af4340857d19783 [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" "20a8395cb85b69d8278fa8e8f76cadfe629f1afda0bb597e9af4340857d19783", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20a8395cb85b69d8278fa8e8f76cadfe629f1afda0bb597e9af4340857d19783", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20a8395cb85b69d8278fa8e8f76cadfe629f1afda0bb597e9af4340857d19783", kill_on_drop: false }` [INFO] [stdout] 20a8395cb85b69d8278fa8e8f76cadfe629f1afda0bb597e9af4340857d19783 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af16dcb9ec39066eb54cde856278c82a269e78aec6402b2ae6816a9727d3834d [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" "af16dcb9ec39066eb54cde856278c82a269e78aec6402b2ae6816a9727d3834d", kill_on_drop: false }` [INFO] [stderr] Compiling fs_extra v1.2.0 [INFO] [stderr] Compiling rustdoc-assets v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `rustdoc-assets v0.1.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustdoc-assets-5a3817e6bcc763c6/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] host: x86_64-unknown-linux-gnu [INFO] [stderr] target: x86_64-unknown-linux-gnu [INFO] [stderr] target_dir: "/opt/rustwide/target" [INFO] [stderr] [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" }', src/lib.rs:115:35 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559e939538f7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x559e939538f7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x559e939538f7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x559e939538f7 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x559e9396c47c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x559e93950c42 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x559e93955a65 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x559e93955a65 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x559e93955a65 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x559e939555c3 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x559e93956201 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x559e93955d47 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x559e93953dbc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x559e93955ca9 - rust_begin_unwind [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x559e9396b851 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x559e9396b673 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/option.rs:1266:5 [INFO] [stderr] 16: 0x559e939312c1 - core::result::Result::unwrap::h3ab7df4de8a148dd [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/result.rs:969:23 [INFO] [stderr] 17: 0x559e93932d58 - build_script_build::rustdoc_assets::copy_assets_folder::hb0f2e42f157a4890 [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:115:5 [INFO] [stderr] 18: 0x559e939345c5 - build_script_build::main::h8f577ca43c0efc94 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6:5 [INFO] [stderr] 19: 0x559e9392bb6b - core::ops::function::FnOnce::call_once::hbe691a19f4db0fde [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x559e9392cc2e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6b64efcbdc71ffad [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x559e93933b51 - std::rt::lang_start::{{closure}}::h0dfeea4e66403864 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x559e93956627 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x559e93956627 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x559e93956627 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x559e93956627 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panic.rs:396:14 [INFO] [stderr] 26: 0x559e93956627 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x559e93933b27 - std::rt::lang_start::h4bfad8df3b0d686f [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x559e939345fa - main [INFO] [stderr] 29: 0x7fd6c63f60b3 - __libc_start_main [INFO] [stderr] 30: 0x559e939250ce - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "af16dcb9ec39066eb54cde856278c82a269e78aec6402b2ae6816a9727d3834d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af16dcb9ec39066eb54cde856278c82a269e78aec6402b2ae6816a9727d3834d", kill_on_drop: false }` [INFO] [stdout] af16dcb9ec39066eb54cde856278c82a269e78aec6402b2ae6816a9727d3834d