[INFO] cloning repository https://github.com/02alexander/stack4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/02alexander/stack4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fstack4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fstack4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7722bb99a7e190daaa43a2ca056077c181da1bd2
[INFO] testing 02alexander/stack4 against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fstack4" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/02alexander/stack4 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/02alexander/stack4
[INFO] finished tweaking git repo https://github.com/02alexander/stack4
[INFO] tweaked toml for git repo https://github.com/02alexander/stack4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/02alexander/stack4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded filetime v0.2.4
[INFO] [stderr]   Downloaded handlebars v1.1.0
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.1
[INFO] [stderr]   Downloaded fsevent v0.2.17
[INFO] [stderr]   Downloaded tokio-reactor v0.1.7
[INFO] [stderr]   Downloaded rocket_codegen v0.4.0-rc.1
[INFO] [stderr]   Downloaded devise v0.1.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.24
[INFO] [stderr]   Downloaded rocket_http v0.4.0-rc.1
[INFO] [stderr]   Downloaded untrusted v0.6.2
[INFO] [stderr]   Downloaded rocket v0.4.0-rc.1
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded toml v0.4.9
[INFO] [stderr]   Downloaded ring v0.13.5
[INFO] [stderr]   Downloaded redox_syscall v0.1.42
[INFO] [stderr]   Downloaded rustc-demangle v0.1.9
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded indexmap v1.0.2
[INFO] [stderr]   Downloaded smallvec v0.6.6
[INFO] [stderr]   Downloaded rocket_contrib v0.4.0-rc.1
[INFO] [stderr]   Downloaded devise_codegen v0.1.0
[INFO] [stderr]   Downloaded devise_core v0.1.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.3
[INFO] [stderr]   Downloaded tokio-executor v0.1.5
[INFO] [stderr]   Downloaded mio v0.6.16
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded winapi-util v0.1.1
[INFO] [stderr]   Downloaded notify v4.0.6
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded bytes v0.4.11
[INFO] [stderr]   Downloaded futures v0.1.25
[INFO] [stderr]   Downloaded tokio-io v0.1.10
[INFO] [stderr]   Downloaded lazycell v1.2.0
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] [stderr]   Downloaded isatty v0.1.9
[INFO] [stderr]   Downloaded cookie v0.11.0
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] [stderr]   Downloaded log v0.4.6
[INFO] [stderr]   Downloaded hyper v0.10.15
[INFO] [stderr]   Downloaded syn v0.15.21
[INFO] [stderr]   Downloaded pear_codegen v0.1.2
[INFO] [stderr]   Downloaded pear v0.1.2
[INFO] [stderr]   Downloaded state v0.4.1
[INFO] [stderr]   Downloaded yansi v0.4.0
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded backtrace v0.3.9
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded pest v2.0.2
[INFO] [stderr]   Downloaded pest_meta v2.0.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded pest_generator v2.0.0
[INFO] [stderr]   Downloaded pest_derive v2.0.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.9
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded ucd-util v0.1.3
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded utf8-ranges v1.0.2
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e4986bffa9bf8ea3f40b892164b1f89c5cf454f6e5d349b457d0d9d3ac9c5aa
[INFO] running `Command { std: "docker" "start" "-a" "3e4986bffa9bf8ea3f40b892164b1f89c5cf454f6e5d349b457d0d9d3ac9c5aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e4986bffa9bf8ea3f40b892164b1f89c5cf454f6e5d349b457d0d9d3ac9c5aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4986bffa9bf8ea3f40b892164b1f89c5cf454f6e5d349b457d0d9d3ac9c5aa", kill_on_drop: false }`
[INFO] [stdout] 3e4986bffa9bf8ea3f40b892164b1f89c5cf454f6e5d349b457d0d9d3ac9c5aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21f0776ee2157623f6e8c2327d7c97f35d47d4af062e3230f9bddb63fc15a20a
[INFO] running `Command { std: "docker" "start" "-a" "21f0776ee2157623f6e8c2327d7c97f35d47d4af062e3230f9bddb63fc15a20a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling pest v2.0.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-0b7494f51d5ed41e/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   [1;31mError:[0m [37mPear requires a nightly or dev version of Rust.[0m
[INFO] [stderr]   [37mInstalled version is:[0m [33m1.70.0-beta.1 (2023-04-19)[0m. [37mMinimum required:[0m [33m1.31.0-nightly (2018-10-05)[0m.
[INFO] [stderr]   thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pear_codegen-0.1.2/build.rs:31:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e29594b56a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55e29594b56a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e29594b56a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x55e29594b56a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55e29596916f - core::fmt::write::h78109e6f466b3af6
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stderr]      5:     0x55e295948e75 - std::io::Write::write_fmt::hc59e1b02dd273c8a
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stderr]      6:     0x55e29594b335 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x55e29594b335 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x55e29594c8be - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stderr]      9:     0x55e29594c665 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:288:9
[INFO] [stderr]     10:     0x55e29594ce1e - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:691:13
[INFO] [stderr]     11:     0x55e29591cfe6 - std::panicking::begin_panic::{{closure}}::h6526e34532c2511a
[INFO] [stderr]     12:     0x55e29591cec6 - std::sys_common::backtrace::__rust_end_short_backtrace::hb4734d2c63b39d41
[INFO] [stderr]     13:     0x55e29591cf37 - std::panicking::begin_panic::h34453313df5d3ea3
[INFO] [stderr]     14:     0x55e29591c306 - build_script_build::main::h1f4e22fc49939227
[INFO] [stderr]     15:     0x55e29591daa3 - core::ops::function::FnOnce::call_once::hea7a24338624e54e
[INFO] [stderr]     16:     0x55e29591ced6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he2b4f25db37ea868
[INFO] [stderr]     17:     0x55e29591d9b9 - std::rt::lang_start::{{closure}}::h236b63410f0a7f7f
[INFO] [stderr]     18:     0x55e29594608e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2eb19b8ce4148df4
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stderr]     19:     0x55e29594608e - std::panicking::try::do_call::h2e900feff5d504c5
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr]     20:     0x55e29594608e - std::panicking::try::h8854836cb85aa9f2
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stderr]     21:     0x55e29594608e - std::panic::catch_unwind::h706025dd4c48f64b
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stderr]     22:     0x55e29594608e - std::rt::lang_start_internal::{{closure}}::h7be5b97f4a07a91a
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stderr]     23:     0x55e29594608e - std::panicking::try::do_call::h59847e9d0a176965
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr]     24:     0x55e29594608e - std::panicking::try::h399a918ba8522823
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stderr]     25:     0x55e29594608e - std::panic::catch_unwind::hca7ca6c55b2a2e26
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stderr]     26:     0x55e29594608e - std::rt::lang_start_internal::h2c807a81560459eb
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stderr]     27:     0x55e29591d997 - std::rt::lang_start::h43cbe97082c31d8e
[INFO] [stderr]     28:     0x55e29591cce5 - main
[INFO] [stderr]     29:     0x7efd1d737d90 - <unknown>
[INFO] [stderr]     30:     0x7efd1d737e40 - __libc_start_main
[INFO] [stderr]     31:     0x55e29591b8b5 - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "21f0776ee2157623f6e8c2327d7c97f35d47d4af062e3230f9bddb63fc15a20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f0776ee2157623f6e8c2327d7c97f35d47d4af062e3230f9bddb63fc15a20a", kill_on_drop: false }`
[INFO] [stdout] 21f0776ee2157623f6e8c2327d7c97f35d47d4af062e3230f9bddb63fc15a20a
