[INFO] cloning repository https://github.com/ktanemura/rust-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktanemura/rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktanemura%2Frust-chat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktanemura%2Frust-chat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e181be03695684f6f924fe2fbcedca59a96b2428 [INFO] testing ktanemura/rust-chat against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktanemura%2Frust-chat" "/workspace/builds/worker-97/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ktanemura/rust-chat on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ktanemura/rust-chat [INFO] finished tweaking git repo https://github.com/ktanemura/rust-chat [INFO] tweaked toml for git repo https://github.com/ktanemura/rust-chat written to /workspace/builds/worker-97/source/Cargo.toml [INFO] crate git repo https://github.com/ktanemura/rust-chat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be8f3cd5971cdc61672fb0b3786152a19f133f5b4500c0c90e0c3bff718e8d17 [INFO] running `Command { std: "docker" "start" "-a" "be8f3cd5971cdc61672fb0b3786152a19f133f5b4500c0c90e0c3bff718e8d17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be8f3cd5971cdc61672fb0b3786152a19f133f5b4500c0c90e0c3bff718e8d17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be8f3cd5971cdc61672fb0b3786152a19f133f5b4500c0c90e0c3bff718e8d17", kill_on_drop: false }` [INFO] [stdout] be8f3cd5971cdc61672fb0b3786152a19f133f5b4500c0c90e0c3bff718e8d17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c239f989ea73b1a3fe2f868e2ec430934ebe8e5cbfc55cb41a4335f4341ad6a [INFO] running `Command { std: "docker" "start" "-a" "8c239f989ea73b1a3fe2f868e2ec430934ebe8e5cbfc55cb41a4335f4341ad6a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.31 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling unic-common v0.7.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling unic-char-range v0.7.0 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling rustc-demangle v0.1.14 [INFO] [stderr] Compiling indexmap v1.0.2 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling deunicode v0.4.3 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling humansize v1.1.0 [INFO] [stderr] Compiling fallible-streaming-iterator v0.1.9 [INFO] [stderr] Compiling fallible-iterator v0.1.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling unic-char-property v0.7.0 [INFO] [stderr] Compiling pest v2.1.1 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Compiling slug v0.1.4 [INFO] [stderr] Compiling unic-ucd-version v0.7.0 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling unic-ucd-segment v0.7.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling rocket_codegen v0.4.0 [INFO] [stderr] Compiling rocket v0.4.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.4 [INFO] [stderr] Compiling isatty v0.1.9 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling libsqlite3-sys v0.13.0 [INFO] [stderr] Compiling unic-segment v0.7.0 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling mio v0.6.16 [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-cffb34fc89a18623/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.56.0-beta.1 (2021-09-07). 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: 0x564a5259a8bc - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x564a5259a8bc - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564a5259a8bc - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564a5259a8bc - ::fmt::h9a78218788c14e18 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x564a525b84cc - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stderr] 5: 0x564a52597d55 - std::io::Write::write_fmt::h1d5220480c7a2437 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x564a5259bfb0 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x564a5259bfb0 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x564a5259bfb0 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x564a5259bb67 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x564a5259c664 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x564a52567abe - std::panicking::begin_panic::{{closure}}::h39fefd7c563b595b [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:544:9 [INFO] [stderr] 12: 0x564a52567518 - std::sys_common::backtrace::__rust_end_short_backtrace::hc07b38c10f989df4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x564a525679ff - std::panicking::begin_panic::hd73e831ac04d45ff [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:543:12 [INFO] [stderr] 14: 0x564a52566143 - build_script_build::main::h5a3896a41e0e555d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] 15: 0x564a525676ab - core::ops::function::FnOnce::call_once::h8383bfe572d7cd4a [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x564a5256755e - std::sys_common::backtrace::__rust_begin_short_backtrace::heca1df376eb5581a [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x564a525672f1 - std::rt::lang_start::{{closure}}::hf9248552bbad1589 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:63:18 [INFO] [stderr] 18: 0x564a5259cb6a - core::ops::function::impls:: for &F>::call_once::hc590b210ed55e22f [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x564a5259cb6a - std::panicking::try::do_call::h5f0600b7a33ea1af [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stderr] 20: 0x564a5259cb6a - std::panicking::try::he15826df0f376a33 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stderr] 21: 0x564a5259cb6a - std::panic::catch_unwind::hd8af3a578b6b4c86 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stderr] 22: 0x564a5259cb6a - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:48 [INFO] [stderr] 23: 0x564a5259cb6a - std::panicking::try::do_call::h941e8fdb0bd03655 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stderr] 24: 0x564a5259cb6a - std::panicking::try::ha20a77bf65530f63 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stderr] 25: 0x564a5259cb6a - std::panic::catch_unwind::h33afc061cc69ef90 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stderr] 26: 0x564a5259cb6a - std::rt::lang_start_internal::hc05c244593147106 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:20 [INFO] [stderr] 27: 0x564a525672c0 - std::rt::lang_start::h37c52b3405ad5f84 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:62:5 [INFO] [stderr] 28: 0x564a52566d9c - main [INFO] [stderr] 29: 0x7f2b361c70b3 - __libc_start_main [INFO] [stderr] 30: 0x564a5256592e - _start [INFO] [stderr] 31: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "8c239f989ea73b1a3fe2f868e2ec430934ebe8e5cbfc55cb41a4335f4341ad6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c239f989ea73b1a3fe2f868e2ec430934ebe8e5cbfc55cb41a4335f4341ad6a", kill_on_drop: false }` [INFO] [stdout] 8c239f989ea73b1a3fe2f868e2ec430934ebe8e5cbfc55cb41a4335f4341ad6a