[INFO] fetching crate rocket-sentry 0.4.0... [INFO] documenting rocket-sentry-0.4.0 against 1.46.0 for beta-1.47-rustdoc-1 [INFO] extracting crate rocket-sentry 0.4.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate rocket-sentry 0.4.0 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 crates.io crate rocket-sentry 0.4.0 [INFO] finished tweaking crates.io crate rocket-sentry 0.4.0 [INFO] tweaked toml for crates.io crate rocket-sentry 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate rocket-sentry 0.4.0 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] 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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "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] 55caa252e9589b4ba43892be2e024fcb61fffa7d059df755b1003c901c26ffd2 [INFO] running `Command { std: "docker" "start" "-a" "55caa252e9589b4ba43892be2e024fcb61fffa7d059df755b1003c901c26ffd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55caa252e9589b4ba43892be2e024fcb61fffa7d059df755b1003c901c26ffd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55caa252e9589b4ba43892be2e024fcb61fffa7d059df755b1003c901c26ffd2", kill_on_drop: false }` [INFO] [stdout] 55caa252e9589b4ba43892be2e024fcb61fffa7d059df755b1003c901c26ffd2 [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" "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] [stdout] b9c98c940e8f73646bd3907c849e442a2828074b2608a561f68dff00c9b79c27 [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" "b9c98c940e8f73646bd3907c849e442a2828074b2608a561f68dff00c9b79c27", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling im v14.3.0 [INFO] [stderr] Checking tracing-core v0.1.11 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking ryu v1.0.5 [INFO] [stderr] Checking typenum v1.12.0 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket_codegen v0.4.5 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-bc69bad7a0c3357d/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.46.0 (2020-08-24) [INFO] [stderr] 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-0.1.4/build.rs:24:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56009dd80665 - 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: 0x56009dd80665 - 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: 0x56009dd80665 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x56009dd80665 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56009dda23bc - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x56009dd7dce2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x56009dd82aa0 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x56009dd82aa0 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56009dd82aa0 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x56009dd827ec - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x56009dd830e3 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x56009dd5ce15 - std::panicking::begin_panic::hc70e4171301eaefb [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x56009dd58995 - build_script_build::main::h4705302db081dfc4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24 [INFO] [stderr] 13: 0x56009dd5a51b - std::rt::lang_start::{{closure}}::ha1057906b5bf4539 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x56009dd834b3 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x56009dd834b3 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x56009dd834b3 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x56009dd834b3 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x56009dd834b3 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x56009dd5a4f7 - std::rt::lang_start::h5b81fc4565fb5fd6 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x56009dd5919a - main [INFO] [stderr] 21: 0x7f013f7bd0b3 - __libc_start_main [INFO] [stderr] 22: 0x56009dd5817e - _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" "b9c98c940e8f73646bd3907c849e442a2828074b2608a561f68dff00c9b79c27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c98c940e8f73646bd3907c849e442a2828074b2608a561f68dff00c9b79c27", kill_on_drop: false }` [INFO] [stdout] b9c98c940e8f73646bd3907c849e442a2828074b2608a561f68dff00c9b79c27