[INFO] cloning repository https://github.com/FrontMage/rock [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrontMage/rock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrontMage%2Frock", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrontMage%2Frock'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c3e73b36f684fbd67143dba4712c1738e8b66174 [INFO] testing FrontMage/rock against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrontMage%2Frock" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FrontMage/rock 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/FrontMage/rock [INFO] finished tweaking git repo https://github.com/FrontMage/rock [INFO] tweaked toml for git repo https://github.com/FrontMage/rock written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/FrontMage/rock 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] 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7717eb83127aa95cdff174b13785b6dc108a52cd4a33e64ad4d4a17b3bb3e3ed [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" "7717eb83127aa95cdff174b13785b6dc108a52cd4a33e64ad4d4a17b3bb3e3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7717eb83127aa95cdff174b13785b6dc108a52cd4a33e64ad4d4a17b3bb3e3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7717eb83127aa95cdff174b13785b6dc108a52cd4a33e64ad4d4a17b3bb3e3ed", kill_on_drop: false }` [INFO] [stdout] 7717eb83127aa95cdff174b13785b6dc108a52cd4a33e64ad4d4a17b3bb3e3ed [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" "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] 9c18293ac5348a4ce5262170e2e3f48298502361420cad3cd3180aa603683665 [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" "9c18293ac5348a4ce5262170e2e3f48298502361420cad3cd3180aa603683665", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling lazy_static v1.0.2 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling matches v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling untrusted v0.5.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling indexmap v1.0.1 [INFO] [stderr] Compiling itoa v0.4.2 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling pear v0.0.19 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling ordermap v0.2.13 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling md5 v0.3.7 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling try_from v0.2.2 [INFO] [stderr] Compiling linked-hash-map v0.5.1 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling separator v0.3.1 [INFO] [stderr] Compiling data-encoding v2.1.1 [INFO] [stderr] Compiling bufstream v0.1.3 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling base64 v0.9.2 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling smallvec v0.6.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.0.19 [INFO] [stderr] Compiling rocket v0.3.15 [INFO] [stderr] Compiling rocket_codegen v0.3.15 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling isatty v0.1.8 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling syn v0.14.5 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.19` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-2148a4571c80da1a/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: 1.28.0-nightly (2018-06-23). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.19/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563dc9dd36b0 - 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: 0x563dc9dd36b0 - 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: 0x563dc9dd36b0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x563dc9dd36b0 - ::fmt::he009dcaaa75eed60 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x563dc9df0dec - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x563dc9dd0c92 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x563dc9dd5815 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x563dc9dd5815 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x563dc9dd5815 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x563dc9dd54b8 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x563dc9dd5f51 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x563dc9da38ea - std::panicking::begin_panic::{{closure}}::hc1c9fed17586508b [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:522:9 [INFO] [stderr] 12: 0x563dc9da2c58 - std::sys_common::backtrace::__rust_end_short_backtrace::h698885c320b53c39 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x563dc9da3827 - std::panicking::begin_panic::ha123b4f3c48214a2 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:521:12 [INFO] [stderr] 14: 0x563dc9da170e - build_script_build::main::hb56a70e298bb2aea [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.19/build.rs:31:13 [INFO] [stderr] 15: 0x563dc9da3dfb - core::ops::function::FnOnce::call_once::h342a55c27ea81104 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x563dc9da2c8e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha653466cfb1bbc2b [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x563dc9da2a31 - std::rt::lang_start::{{closure}}::h42b59caf82130b6c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x563dc9dd6377 - 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: 0x563dc9dd6377 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stderr] 20: 0x563dc9dd6377 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stderr] 21: 0x563dc9dd6377 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x563dc9dd6377 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x563dc9da2a07 - std::rt::lang_start::h78f1bc5e0c7b272a [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x563dc9da24fa - main [INFO] [stderr] 25: 0x7fe6a5a580b3 - __libc_start_main [INFO] [stderr] 26: 0x563dc9da10ae - _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" "9c18293ac5348a4ce5262170e2e3f48298502361420cad3cd3180aa603683665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c18293ac5348a4ce5262170e2e3f48298502361420cad3cd3180aa603683665", kill_on_drop: false }` [INFO] [stdout] 9c18293ac5348a4ce5262170e2e3f48298502361420cad3cd3180aa603683665