[INFO] fetching crate pressent 1.1.2... [INFO] documenting pressent-1.1.2 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate pressent 1.1.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate pressent 1.1.2 on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate pressent 1.1.2 [INFO] finished tweaking crates.io crate pressent 1.1.2 [INFO] tweaked toml for crates.io crate pressent 1.1.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate pressent 1.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.5 [INFO] [stderr] Downloaded pear_codegen v0.1.2 [INFO] [stderr] Downloaded state v0.4.1 [INFO] [stderr] Downloaded traitobject v0.1.0 [INFO] [stderr] Downloaded rocket_codegen v0.4.2 [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded smallvec v1.2.0 [INFO] [stderr] Downloaded unicode-normalization v0.1.12 [INFO] [stderr] Downloaded anyhow v1.0.26 [INFO] [stderr] Downloaded devise_codegen v0.2.0 [INFO] [stderr] Downloaded comrak v0.6.2 [INFO] [stderr] Downloaded devise v0.2.0 [INFO] [stderr] Downloaded toml v0.4.10 [INFO] [stderr] Downloaded rocket v0.4.2 [INFO] [stderr] Downloaded entities v1.0.1 [INFO] [stderr] Downloaded proc-macro-error v0.4.5 [INFO] [stderr] Downloaded structopt v0.3.8 [INFO] [stderr] Downloaded pest v2.1.2 [INFO] [stderr] Downloaded syn v1.0.14 [INFO] [stderr] Downloaded cookie v0.11.2 [INFO] [stderr] Downloaded yansi v0.4.0 [INFO] [stderr] Downloaded ucd-trie v0.1.2 [INFO] [stderr] Downloaded block-padding v0.1.5 [INFO] [stderr] Downloaded opaque-debug v0.2.3 [INFO] [stderr] Downloaded hyper v0.10.16 [INFO] [stderr] Downloaded unicode_categories v0.1.1 [INFO] [stderr] Downloaded block-buffer v0.7.3 [INFO] [stderr] Downloaded untrusted v0.6.2 [INFO] [stderr] Downloaded byte-tools v0.3.1 [INFO] [stderr] Downloaded pest_meta v2.1.2 [INFO] [stderr] Downloaded typed-arena v1.7.0 [INFO] [stderr] Downloaded structopt-derive v0.4.1 [INFO] [stderr] Downloaded mime v0.2.6 [INFO] [stderr] Downloaded unicase v1.4.2 [INFO] [stderr] Downloaded pest_derive v2.1.0 [INFO] [stderr] Downloaded sha-1 v0.8.2 [INFO] [stderr] Downloaded digest v0.8.1 [INFO] [stderr] Downloaded typeable v0.1.2 [INFO] [stderr] Downloaded rocket_http v0.4.2 [INFO] [stderr] Downloaded devise_core v0.2.0 [INFO] [stderr] Downloaded ring v0.13.5 [INFO] [stderr] Downloaded indexmap v1.3.1 [INFO] [stderr] Downloaded pear v0.1.2 [INFO] [stderr] Downloaded yansi v0.5.0 [INFO] [stderr] Downloaded pest_generator v2.1.1 [INFO] [stderr] Downloaded unchecked-index v0.2.2 [INFO] [stderr] Downloaded twoway v0.2.1 [INFO] [stderr] Downloaded syn-mid v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3fa3bef905623968a7cee0996aeeb8a25ea4617f6abb0d1a5e6d2f0b8db26db6 [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" "3fa3bef905623968a7cee0996aeeb8a25ea4617f6abb0d1a5e6d2f0b8db26db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3fa3bef905623968a7cee0996aeeb8a25ea4617f6abb0d1a5e6d2f0b8db26db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fa3bef905623968a7cee0996aeeb8a25ea4617f6abb0d1a5e6d2f0b8db26db6", kill_on_drop: false }` [INFO] [stdout] 3fa3bef905623968a7cee0996aeeb8a25ea4617f6abb0d1a5e6d2f0b8db26db6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-08-29" "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] 68d684666e67708254ac0bf8af5eba3641cdf6ccdb2bae4cb97f9f20cc40c87b [INFO] running `Command { std: "docker" "start" "-a" "68d684666e67708254ac0bf8af5eba3641cdf6ccdb2bae4cb97f9f20cc40c87b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Checking unchecked-index v0.2.2 [INFO] [stderr] Checking entities v1.0.1 [INFO] [stderr] Checking typed-arena v1.7.0 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling indexmap v1.3.1 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Checking twoway v0.2.1 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-127ebaddb7318eb8/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: 1.47.0-beta.2 (2020-08-28). Minimum required: 1.31.0-nightly (2018-10-05). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55abbbd17040 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55abbbd17040 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55abbbd17040 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55abbbd17040 - ::fmt::h80c2ae080004cc83 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55abbbd344ac - core::fmt::write::h0c11e16fd03fe660 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x55abbbd14867 - std::io::Write::write_fmt::h2e2072ff86131fcd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514 [INFO] [stderr] 6: 0x55abbbd19110 - std::sys_common::backtrace::_print::h165e6476adb4cb58 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55abbbd19110 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55abbbd19110 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x55abbbd18e5c - std::panicking::default_hook::ha3137d6f4e961fe2 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x55abbbd19773 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x55abbbce6ac8 - std::panicking::begin_panic::{{closure}}::h3080346a645b28cd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:498 [INFO] [stderr] 12: 0x55abbbce5c68 - std::sys_common::backtrace::__rust_end_short_backtrace::h5c0866f7805d26b8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55abbbce69f3 - std::panicking::begin_panic::h3d242b4690e63e0c [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:497 [INFO] [stderr] 14: 0x55abbbce475b - build_script_build::main::h8a4d316b30a7a5d6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 15: 0x55abbbce5d7b - core::ops::function::FnOnce::call_once::h8aab73bfd54ca1ae [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x55abbbce5c9e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf5b7900407ad8c44 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x55abbbce5a61 - std::rt::lang_start::{{closure}}::h1f7d2881ed3260f4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x55abbbd19b71 - core::ops::function::impls:: for &F>::call_once::hdabbbe0d2c6ccde8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x55abbbd19b71 - std::panicking::try::do_call::h0c8c1cd19bf9d385 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373 [INFO] [stderr] 20: 0x55abbbd19b71 - std::panicking::try::h357e78da017bc4a8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337 [INFO] [stderr] 21: 0x55abbbd19b71 - std::panic::catch_unwind::h72f31b36adf61841 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379 [INFO] [stderr] 22: 0x55abbbd19b71 - std::rt::lang_start_internal::h634502e153211333 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x55abbbce5a37 - std::rt::lang_start::he58f1a5f0a30e49b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x55abbbce55fa - main [INFO] [stderr] 25: 0x7fee96deb0b3 - __libc_start_main [INFO] [stderr] 26: 0x55abbbce40ae - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "68d684666e67708254ac0bf8af5eba3641cdf6ccdb2bae4cb97f9f20cc40c87b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68d684666e67708254ac0bf8af5eba3641cdf6ccdb2bae4cb97f9f20cc40c87b", kill_on_drop: false }` [INFO] [stdout] 68d684666e67708254ac0bf8af5eba3641cdf6ccdb2bae4cb97f9f20cc40c87b