[INFO] cloning repository https://github.com/BartWillems/YoukeBox-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BartWillems/YoukeBox-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartWillems%2FYoukeBox-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartWillems%2FYoukeBox-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 485a3dd6b137d9d03343e66dcf65d787dbd0f1aa [INFO] documenting BartWillems/YoukeBox-rust 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%2FBartWillems%2FYoukeBox-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BartWillems/YoukeBox-rust 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/BartWillems/YoukeBox-rust [INFO] finished tweaking git repo https://github.com/BartWillems/YoukeBox-rust [INFO] tweaked toml for git repo https://github.com/BartWillems/YoukeBox-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/BartWillems/YoukeBox-rust 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f9c64a76fb1ad20ad738278d5861fc193e7d1270497e31e4f77058a9197209b6 [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" "f9c64a76fb1ad20ad738278d5861fc193e7d1270497e31e4f77058a9197209b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9c64a76fb1ad20ad738278d5861fc193e7d1270497e31e4f77058a9197209b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9c64a76fb1ad20ad738278d5861fc193e7d1270497e31e4f77058a9197209b6", kill_on_drop: false }` [INFO] [stdout] f9c64a76fb1ad20ad738278d5861fc193e7d1270497e31e4f77058a9197209b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0752f9388f769d6f8e195ea2b3bf54e1f381dd18d1aa06db436e8a37b0b6da1b [INFO] running `Command { std: "docker" "start" "-a" "0752f9388f769d6f8e195ea2b3bf54e1f381dd18d1aa06db436e8a37b0b6da1b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Checking futures v0.1.24 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Checking lazycell v1.1.0 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling safemem v0.2.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Checking untrusted v0.5.1 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Checking yansi v0.4.0 [INFO] [stderr] Checking ordermap v0.2.13 [INFO] [stderr] Checking pear v0.0.20 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking memchr v2.0.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking encoding_rs v0.8.6 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling openssl-sys v0.9.35 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Checking scheduled-thread-pool v0.2.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Compiling pear_codegen v0.0.20 [INFO] [stderr] Compiling rocket v0.3.16 [INFO] [stderr] Compiling rocket_codegen v0.3.16 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Compiling pq-sys v0.4.6 [INFO] [stderr] Checking aho-corasick v0.6.8 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking r2d2 v0.8.2 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.20` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-e57510ee46e0d4d6/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.46.0 (2020-08-24). Minimum required: 1.30.0-nightly (2018-08-23). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b693c4d365 - 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: 0x55b693c4d365 - 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: 0x55b693c4d365 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55b693c4d365 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55b693c6f0bc - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55b693c4a9e2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55b693c4f7a0 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55b693c4f7a0 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55b693c4f7a0 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55b693c4f4ec - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55b693c4fde3 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55b693c29a55 - std::panicking::begin_panic::hf0688150d935e416 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55b693c27836 - build_script_build::main::h3b3b93d9a343f6c6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31 [INFO] [stderr] 13: 0x55b693c29fcb - std::rt::lang_start::{{closure}}::h9978881f2b406c98 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55b693c501b3 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55b693c501b3 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x55b693c501b3 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x55b693c501b3 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55b693c501b3 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55b693c29fa7 - std::rt::lang_start::h340677eef396c4fc [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55b693c286da - main [INFO] [stderr] 21: 0x7ff448efb0b3 - __libc_start_main [INFO] [stderr] 22: 0x55b693c2717e - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "0752f9388f769d6f8e195ea2b3bf54e1f381dd18d1aa06db436e8a37b0b6da1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0752f9388f769d6f8e195ea2b3bf54e1f381dd18d1aa06db436e8a37b0b6da1b", kill_on_drop: false }` [INFO] [stdout] 0752f9388f769d6f8e195ea2b3bf54e1f381dd18d1aa06db436e8a37b0b6da1b