[INFO] cloning repository https://github.com/pdsds/labhub-clone [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pdsds/labhub-clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdsds%2Flabhub-clone", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdsds%2Flabhub-clone'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 232f1c69121dcbb734413d297f1749d56219248e [INFO] testing pdsds/labhub-clone against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdsds%2Flabhub-clone" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pdsds/labhub-clone on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pdsds/labhub-clone [INFO] finished tweaking git repo https://github.com/pdsds/labhub-clone [INFO] tweaked toml for git repo https://github.com/pdsds/labhub-clone written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/pdsds/labhub-clone already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unindent v0.1.4 [INFO] [stderr] Downloaded smallvec v0.6.10 [INFO] [stderr] Downloaded cookie v0.11.1 [INFO] [stderr] Downloaded proc-macro-hack v0.5.9 [INFO] [stderr] Downloaded getrandom v0.1.12 [INFO] [stderr] Downloaded indoc-impl v0.3.4 [INFO] [stderr] Downloaded rand v0.7.0 [INFO] [stderr] Downloaded safemem v0.3.2 [INFO] [stderr] Downloaded indexmap v1.2.0 [INFO] [stderr] Downloaded indoc v0.3.4 [INFO] [stderr] Downloaded ppv-lite86 v0.2.5 [INFO] [stderr] Downloaded git2 v0.10.1 [INFO] [stderr] Downloaded try_from v0.3.2 [INFO] [stderr] Downloaded cookie v0.12.0 [INFO] [stderr] Downloaded security-framework v0.3.1 [INFO] [stderr] Downloaded filetime v0.2.7 [INFO] [stderr] Downloaded jobserver v0.1.17 [INFO] [stderr] Downloaded uuid v0.7.4 [INFO] [stderr] Downloaded native-tls v0.2.3 [INFO] [stderr] Downloaded mime_guess v2.0.1 [INFO] [stderr] Downloaded cookie_store v0.7.0 [INFO] [stderr] Downloaded publicsuffix v1.5.3 [INFO] [stderr] Downloaded miniz_oxide v0.3.2 [INFO] [stderr] Downloaded proc-quote v0.2.2 [INFO] [stderr] Downloaded select-rustc v0.1.2 [INFO] [stderr] Downloaded proc-quote-impl v0.2.2 [INFO] [stderr] Downloaded error-chain v0.12.1 [INFO] [stderr] Downloaded unicase v2.5.1 [INFO] [stderr] Downloaded hyper-tls v0.3.2 [INFO] [stderr] Downloaded tokio-executor v0.1.8 [INFO] [stderr] Downloaded inotify v0.6.1 [INFO] [stderr] Downloaded http v0.1.18 [INFO] [stderr] Downloaded hex v0.4.0 [INFO] [stderr] Downloaded itertools v0.4.19 [INFO] [stderr] Downloaded backtrace v0.3.37 [INFO] [stderr] Downloaded flate2 v1.0.11 [INFO] [stderr] Downloaded hyper v0.12.34 [INFO] [stderr] Downloaded openssl v0.10.24 [INFO] [stderr] Downloaded libgit2-sys v0.9.1 [INFO] [stderr] Downloaded tokio-threadpool v0.1.15 [INFO] [stderr] Downloaded mockers v0.21.0 [INFO] [stderr] Downloaded openssl-sys v0.9.49 [INFO] [stderr] Downloaded rocket v0.4.2 [INFO] [stderr] Downloaded encoding_rs v0.8.19 [INFO] [stderr] Downloaded mockers_derive v0.21.0 [INFO] [stderr] Downloaded reqwest v0.9.20 [INFO] [stderr] Downloaded mio v0.6.19 [INFO] [stderr] Downloaded url v2.1.0 [INFO] [stderr] Downloaded rocket_http v0.4.2 [INFO] [stderr] Downloaded tokio-sync v0.1.6 [INFO] [stderr] Downloaded vcpkg v0.2.7 [INFO] [stderr] Downloaded security-framework-sys v0.3.1 [INFO] [stderr] Downloaded rocket_codegen v0.4.2 [INFO] [stderr] Downloaded notify v4.0.13 [INFO] [stderr] Downloaded rocket_contrib v0.4.2 [INFO] [stderr] Downloaded mio-extras v2.0.5 [INFO] [stderr] Downloaded c2-chacha v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a83bd778e56d70468830538ae7a10b7197193076d6e0dfecb462105d06a4b003 [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" "a83bd778e56d70468830538ae7a10b7197193076d6e0dfecb462105d06a4b003", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a83bd778e56d70468830538ae7a10b7197193076d6e0dfecb462105d06a4b003", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a83bd778e56d70468830538ae7a10b7197193076d6e0dfecb462105d06a4b003", kill_on_drop: false }` [INFO] [stdout] a83bd778e56d70468830538ae7a10b7197193076d6e0dfecb462105d06a4b003 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed9e7be8cdb61b547c5267ed374e33be710a67b09359de743f492bb14f0d1c37 [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" "ed9e7be8cdb61b547c5267ed374e33be710a67b09359de743f492bb14f0d1c37", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling hex v0.4.0 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Compiling miniz_oxide v0.3.2 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling jobserver v0.1.17 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.7 [INFO] [stderr] Compiling hyper v0.12.34 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling cc v1.0.45 [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-d29d9b07d31bf35d/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: 1.49.0 (2020-12-29). 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: 0x55b842c9f3e0 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x55b842c9f3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b842c9f3e0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55b842c9f3e0 - ::fmt::he009dcaaa75eed60 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55b842cbcb1c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55b842c9c9c2 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x55b842ca1545 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55b842ca1545 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55b842ca1545 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55b842ca11e8 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55b842ca1c81 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x55b842c6d92a - std::panicking::begin_panic::{{closure}}::h4a73a227cc620f30 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:522:9 [INFO] [stderr] 12: 0x55b842c6cc98 - std::sys_common::backtrace::__rust_end_short_backtrace::h2ee4627295d28562 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55b842c6d867 - std::panicking::begin_panic::ha90fd8adb2aaa256 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:521:12 [INFO] [stderr] 14: 0x55b842c6b70e - build_script_build::main::h8e13e3f91fb94f9c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] 15: 0x55b842c6de4b - core::ops::function::FnOnce::call_once::ha8836e3ff42ee91a [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55b842c6ccce - std::sys_common::backtrace::__rust_begin_short_backtrace::h3de24649bcf916c4 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55b842c6ca31 - std::rt::lang_start::{{closure}}::hf0f119bf68249c67 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x55b842ca20a7 - core::ops::function::impls:: for &F>::call_once::h57e2a071d427b24c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55b842ca20a7 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stderr] 20: 0x55b842ca20a7 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stderr] 21: 0x55b842ca20a7 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x55b842ca20a7 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x55b842c6ca07 - std::rt::lang_start::hbfa878bfd46230f5 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x55b842c6c4fa - main [INFO] [stderr] 25: 0x7ffb1a5730b3 - __libc_start_main [INFO] [stderr] 26: 0x55b842c6b0ae - _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" "ed9e7be8cdb61b547c5267ed374e33be710a67b09359de743f492bb14f0d1c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed9e7be8cdb61b547c5267ed374e33be710a67b09359de743f492bb14f0d1c37", kill_on_drop: false }` [INFO] [stdout] ed9e7be8cdb61b547c5267ed374e33be710a67b09359de743f492bb14f0d1c37