[INFO] fetching crate mprober 0.11.0-beta.5... [INFO] documenting mprober-0.11.0-beta.5 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate mprober 0.11.0-beta.5 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate mprober 0.11.0-beta.5 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 mprober 0.11.0-beta.5 [INFO] finished tweaking crates.io crate mprober 0.11.0-beta.5 [INFO] tweaked toml for crates.io crate mprober 0.11.0-beta.5 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate mprober 0.11.0-beta.5 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 users v0.10.0 [INFO] [stderr] Downloaded handlebars v3.3.0 [INFO] [stderr] Downloaded byte-unit v4.0.8 [INFO] [stderr] Downloaded html-escape v0.2.5 [INFO] [stderr] Downloaded rocket-simple-authorization v0.9.6 [INFO] [stderr] Downloaded rc-u8-reader v2.0.11 [INFO] [stderr] Downloaded enum-ordinalize v3.1.7 [INFO] [stderr] Downloaded json-gettext v3.2.7 [INFO] [stderr] Downloaded validators v0.22.1 [INFO] [stderr] Downloaded debug-helper v0.3.9 [INFO] [stderr] Downloaded educe v0.4.12 [INFO] [stderr] Downloaded rocket-include-static-resources v0.9.4 [INFO] [stderr] Downloaded benchmarking v0.4.8 [INFO] [stderr] Downloaded rocket-cache-response v0.5.3 [INFO] [stderr] Downloaded mprober-lib v0.1.3 [INFO] [stderr] Downloaded rocket-include-handlebars v0.12.19 [INFO] [stderr] Downloaded html-minifier v3.0.2 [INFO] [stderr] Downloaded rocket-json-response v0.5.12 [INFO] [stderr] Downloaded validators-options v0.22.0 [INFO] [stderr] Downloaded rocket-etag-if-none-match v0.3.4 [INFO] [stderr] Downloaded validators-derive v0.22.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 44fccd50e1a8d484aee9930e6d3dc11eff6cd310e2f89e34fdacd4d657196b34 [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" "44fccd50e1a8d484aee9930e6d3dc11eff6cd310e2f89e34fdacd4d657196b34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44fccd50e1a8d484aee9930e6d3dc11eff6cd310e2f89e34fdacd4d657196b34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44fccd50e1a8d484aee9930e6d3dc11eff6cd310e2f89e34fdacd4d657196b34", kill_on_drop: false }` [INFO] [stdout] 44fccd50e1a8d484aee9930e6d3dc11eff6cd310e2f89e34fdacd4d657196b34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d97cb561710e4e86267b5ee4e90f84ff0776643adbf384299ab2e86ef05ab4b3 [INFO] running `Command { std: "docker" "start" "-a" "d97cb561710e4e86267b5ee4e90f84ff0776643adbf384299ab2e86ef05ab4b3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Checking utf8-width v0.1.3 [INFO] [stderr] Checking debug-helper v0.3.9 [INFO] [stderr] Checking macro-utils v0.1.3 [INFO] [stderr] Checking cow-utils v0.1.2 [INFO] [stderr] Checking lru_time_cache v0.10.0 [INFO] [stderr] Checking concat-with v0.2.4 [INFO] [stderr] Checking benchmarking v0.4.8 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling generic-array v0.14.3 [INFO] [stderr] Checking html-escape v0.2.5 [INFO] [stderr] Checking byte-unit v4.0.8 [INFO] [stderr] Checking rc-u8-reader v2.0.11 [INFO] [stderr] Checking crc-any v2.3.5 [INFO] [stderr] Checking minifier v0.0.36 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket 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-64aaa21e6bc28b3b/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: 1.47.0 (2020-08-28) [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: 0x5575752d1160 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5575752d1160 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5575752d1160 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x5575752d1160 - ::fmt::h80c2ae080004cc83 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5575752ee5cc - core::fmt::write::h0c11e16fd03fe660 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x5575752ce987 - std::io::Write::write_fmt::h2e2072ff86131fcd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514 [INFO] [stderr] 6: 0x5575752d3230 - std::sys_common::backtrace::_print::h165e6476adb4cb58 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5575752d3230 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5575752d3230 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x5575752d2f7c - std::panicking::default_hook::ha3137d6f4e961fe2 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x5575752d3893 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x5575752a1f38 - std::panicking::begin_panic::{{closure}}::h06b9323d8b30b430 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:498 [INFO] [stderr] 12: 0x55757529f9b8 - std::sys_common::backtrace::__rust_end_short_backtrace::h7ba4e42c60b27d8d [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x5575752a1e63 - std::panicking::begin_panic::h248abf09628c58e3 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:497 [INFO] [stderr] 14: 0x55757529d8c3 - build_script_build::main::hb019262e146b41de [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24 [INFO] [stderr] 15: 0x55757529f6ab - core::ops::function::FnOnce::call_once::h96b9723f054519b3 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x55757529f9ee - std::sys_common::backtrace::__rust_begin_short_backtrace::hd570cf3c493affd9 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x55757529f5f1 - std::rt::lang_start::{{closure}}::hcb88b5a65eb2ecdd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x5575752d3c91 - core::ops::function::impls:: for &F>::call_once::hdabbbe0d2c6ccde8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x5575752d3c91 - std::panicking::try::do_call::h0c8c1cd19bf9d385 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373 [INFO] [stderr] 20: 0x5575752d3c91 - std::panicking::try::h357e78da017bc4a8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337 [INFO] [stderr] 21: 0x5575752d3c91 - std::panic::catch_unwind::h72f31b36adf61841 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379 [INFO] [stderr] 22: 0x5575752d3c91 - std::rt::lang_start_internal::h634502e153211333 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x55757529f5c7 - std::rt::lang_start::h41f393f5d82724a6 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x55757529e0ca - main [INFO] [stderr] 25: 0x7fe1770fd0b3 - __libc_start_main [INFO] [stderr] 26: 0x55757529d0ae - _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" "d97cb561710e4e86267b5ee4e90f84ff0776643adbf384299ab2e86ef05ab4b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d97cb561710e4e86267b5ee4e90f84ff0776643adbf384299ab2e86ef05ab4b3", kill_on_drop: false }` [INFO] [stdout] d97cb561710e4e86267b5ee4e90f84ff0776643adbf384299ab2e86ef05ab4b3