[INFO] cloning repository https://github.com/MegasKomnenos/poc2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MegasKomnenos/poc2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegasKomnenos%2Fpoc2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegasKomnenos%2Fpoc2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0a0ac56a34fef225f98d35eb4db4f1220018b4b [INFO] documenting MegasKomnenos/poc2 against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegasKomnenos%2Fpoc2" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MegasKomnenos/poc2 on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MegasKomnenos/poc2 [INFO] finished tweaking git repo https://github.com/MegasKomnenos/poc2 [INFO] tweaked toml for git repo https://github.com/MegasKomnenos/poc2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/MegasKomnenos/poc2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 638a9ac1d4d7537752af2f63883493b1ee4ce271b9c15ad6c1afe6a831f6086c [INFO] running `Command { std: "docker" "start" "-a" "638a9ac1d4d7537752af2f63883493b1ee4ce271b9c15ad6c1afe6a831f6086c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "638a9ac1d4d7537752af2f63883493b1ee4ce271b9c15ad6c1afe6a831f6086c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "638a9ac1d4d7537752af2f63883493b1ee4ce271b9c15ad6c1afe6a831f6086c", kill_on_drop: false }` [INFO] [stdout] 638a9ac1d4d7537752af2f63883493b1ee4ce271b9c15ad6c1afe6a831f6086c [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 67b96336eb2c95c01da5607aed862223c6d0b26d4eef371eb37c62906e677a56 [INFO] running `Command { std: "docker" "start" "-a" "67b96336eb2c95c01da5607aed862223c6d0b26d4eef371eb37c62906e677a56", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Checking mint v0.5.4 [INFO] [stderr] Checking colorful v0.2.1 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Compiling tinystr v0.3.2 [INFO] [stderr] Checking objekt v0.1.2 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking xi-unicode v0.2.0 [INFO] [stderr] Checking claxon v0.4.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Compiling bitintr v0.3.0 [INFO] [stderr] Checking fluent-syntax v0.9.1 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling x11 v2.18.1 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.8 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Compiling unic-langid-impl v0.6.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Compiling err-derive v0.1.6 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling shred-derive v0.6.1 [INFO] [stderr] Checking png v0.15.2 [INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-97dd7e6607ab9609/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/rustc_version_runtime-0.1.5/build.rs:27:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5618f69f3b0d - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x5618f69f3b0d - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5618f69f3b0d - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x5618f69f3b0d - ::fmt::h1025ecd2bac85833 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x5618f6a1190c - core::fmt::write::hd5fa34bae8a7f0ea [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17 [INFO] [stderr] 5: 0x5618f69f10c1 - std::io::Write::write_fmt::h203cec764662c27d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15 [INFO] [stderr] 6: 0x5618f69f51d5 - std::sys_common::backtrace::_print::h330c8fadbab13d8b [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x5618f69f51d5 - std::sys_common::backtrace::print::h38d4cf1c3e16e656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x5618f69f51d5 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x5618f69f4e49 - std::panicking::default_hook::h9929fdc60733f795 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x5618f69f57a8 - std::panicking::rust_panic_with_hook::h490228be5a55104d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x5618f69f5657 - std::panicking::begin_panic_handler::{{closure}}::hfd963b6683c36656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x5618f69f3fc4 - std::sys_common::backtrace::__rust_end_short_backtrace::h2912e3decfe2cba4 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x5618f69f5389 - rust_begin_unwind [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x5618f69b6753 - core::panicking::panic_fmt::hf4ba906a2c8693a2 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x5618f69b67e3 - core::result::unwrap_failed::h328e70098ea1018f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1785:5 [INFO] [stderr] 16: 0x5618f69ba680 - core::result::Result::unwrap::hf2bbe93af48902fb [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1078:23 [INFO] [stderr] 17: 0x5618f69b845e - build_script_build::main::h01a5348948a850a8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] 18: 0x5618f69b7a4b - core::ops::function::FnOnce::call_once::hbd79d2c149286bf2 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 19: 0x5618f69b7e1e - std::sys_common::backtrace::__rust_begin_short_backtrace::hb4a4caef887b93c8 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x5618f69b7cc1 - std::rt::lang_start::{{closure}}::hecd36613b9abf0c7 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x5618f69eea0e - core::ops::function::impls:: for &F>::call_once::h9c80b603d656db3f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 22: 0x5618f69eea0e - std::panicking::try::do_call::h86b1dd6fd2903147 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x5618f69eea0e - std::panicking::try::h06cba322e163361a [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x5618f69eea0e - std::panic::catch_unwind::h77fc4ef3c419c34e [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x5618f69eea0e - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x5618f69eea0e - std::panicking::try::do_call::h682a3324f06cc1bc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x5618f69eea0e - std::panicking::try::h09ce465b693a7cf9 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x5618f69eea0e - std::panic::catch_unwind::h5eb4cb244476317c [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x5618f69eea0e - std::rt::lang_start_internal::hba2d4a4771a618dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x5618f69b7c90 - std::rt::lang_start::h68b28bdba5b3a8d7 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x5618f69b93ac - main [INFO] [stderr] 32: 0x7fa798ea30b3 - __libc_start_main [INFO] [stderr] 33: 0x5618f69b694e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "67b96336eb2c95c01da5607aed862223c6d0b26d4eef371eb37c62906e677a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67b96336eb2c95c01da5607aed862223c6d0b26d4eef371eb37c62906e677a56", kill_on_drop: false }` [INFO] [stdout] 67b96336eb2c95c01da5607aed862223c6d0b26d4eef371eb37c62906e677a56