[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 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fstack4" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/02alexander/stack4 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-2-tc1/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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded unic-char-property v0.7.0
[INFO] [stderr]   Downloaded deunicode v0.4.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.9
[INFO] [stderr]   Downloaded tera v0.11.20
[INFO] [stderr]   Downloaded unic-common v0.7.0
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded unic-ucd-segment v0.7.0
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded regex-syntax v0.6.3
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] [stderr]   Downloaded backtrace-sys v0.1.24
[INFO] [stderr]   Downloaded futures v0.1.25
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded backtrace v0.3.9
[INFO] [stderr]   Downloaded bytes v0.4.11
[INFO] [stderr]   Downloaded mio v0.6.16
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded pest v2.0.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded tokio-io v0.1.10
[INFO] [stderr]   Downloaded rustc-demangle v0.1.9
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] [stderr]   Downloaded filetime v0.2.4
[INFO] [stderr]   Downloaded fsevent v0.2.17
[INFO] [stderr]   Downloaded redox_syscall v0.1.42
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.1
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded devise v0.1.0
[INFO] [stderr]   Downloaded rocket_contrib v0.4.0-rc.1
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded devise_codegen v0.1.0
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded devise_core v0.1.0
[INFO] [stderr]   Downloaded tokio-executor v0.1.5
[INFO] [stderr]   Downloaded humansize v1.1.0
[INFO] [stderr]   Downloaded lazycell v1.2.0
[INFO] [stderr]   Downloaded winapi-util v0.1.1
[INFO] [stderr]   Downloaded rocket_codegen v0.4.0-rc.1
[INFO] [stderr]   Downloaded notify v4.0.6
[INFO] [stderr]   Downloaded toml v0.4.9
[INFO] [stderr]   Downloaded smallvec v0.6.6
[INFO] [stderr]   Downloaded pest_meta v2.0.3
[INFO] [stderr]   Downloaded tokio-reactor v0.1.7
[INFO] [stderr]   Downloaded cookie v0.11.0
[INFO] [stderr]   Downloaded rocket_http v0.4.0-rc.1
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[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 memchr v2.1.1
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded unic-char-range v0.7.0
[INFO] [stderr]   Downloaded unic-segment v0.7.0
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded unic-ucd-version v0.7.0
[INFO] [stderr]   Downloaded hyper v0.10.15
[INFO] [stderr]   Downloaded rocket v0.4.0-rc.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded syn v0.15.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8c32da67fb56563f241feb7dba5a0e456cda6ed04366bd94aad12b0ab2f7eb0
[INFO] running `Command { std: "docker" "start" "-a" "e8c32da67fb56563f241feb7dba5a0e456cda6ed04366bd94aad12b0ab2f7eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8c32da67fb56563f241feb7dba5a0e456cda6ed04366bd94aad12b0ab2f7eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c32da67fb56563f241feb7dba5a0e456cda6ed04366bd94aad12b0ab2f7eb0", kill_on_drop: false }`
[INFO] [stdout] e8c32da67fb56563f241feb7dba5a0e456cda6ed04366bd94aad12b0ab2f7eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b288ace0066c5a10a50a44275b608d4204f31096a4dc92ef2841a88946e8c80
[INFO] running `Command { std: "docker" "start" "-a" "5b288ace0066c5a10a50a44275b608d4204f31096a4dc92ef2841a88946e8c80", 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 void v1.0.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[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 semver v0.9.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[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-5123275dd24fe1fe/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: 1.75.0 (2023-12-21). Minimum required: 1.31.0-nightly (2018-10-05).
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pear_codegen-0.1.2/build.rs:31:13:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f1f2c7d44c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55f1f2c7d44c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f1f2c7d44c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f1f2c7d44c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55f1f2ca09c0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55f1f2ca09c0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55f1f2c7b3ef - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x55f1f2c7d234 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55f1f2c7d234 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55f1f2c7e747 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]     10:     0x55f1f2c7e4af - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55f1f2c7ebc8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55f1f2c4bb5e - std::panicking::begin_panic::{{closure}}::h9edf23ac803cbb34
[INFO] [stderr]     13:     0x55f1f2c4ba36 - std::sys_common::backtrace::__rust_end_short_backtrace::h815098f590dbac9a
[INFO] [stderr]     14:     0x55f1f2c4bad7 - std::panicking::begin_panic::he0c333d092d06d67
[INFO] [stderr]     15:     0x55f1f2c4cf23 - build_script_build::main::hb734af554559c0f7
[INFO] [stderr]     16:     0x55f1f2c4bd03 - core::ops::function::FnOnce::call_once::hb332d068514ff69f
[INFO] [stderr]     17:     0x55f1f2c4ba46 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdd70f0da3d52b187
[INFO] [stderr]     18:     0x55f1f2c4ba99 - std::rt::lang_start::{{closure}}::h081332ad3d641c85
[INFO] [stderr]     19:     0x55f1f2c77e37 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x55f1f2c77e37 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     21:     0x55f1f2c77e37 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     22:     0x55f1f2c77e37 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     23:     0x55f1f2c77e37 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x55f1f2c77e37 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55f1f2c77e37 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55f1f2c77e37 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55f1f2c77e37 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x55f1f2c4ba77 - std::rt::lang_start::h73afc6e68fe053cb
[INFO] [stderr]     29:     0x55f1f2c4dae5 - main
[INFO] [stderr]     30:     0x7fc2423bfd90 - <unknown>
[INFO] [stderr]     31:     0x7fc2423bfe40 - __libc_start_main
[INFO] [stderr]     32:     0x55f1f2c4b925 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5b288ace0066c5a10a50a44275b608d4204f31096a4dc92ef2841a88946e8c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b288ace0066c5a10a50a44275b608d4204f31096a4dc92ef2841a88946e8c80", kill_on_drop: false }`
[INFO] [stdout] 5b288ace0066c5a10a50a44275b608d4204f31096a4dc92ef2841a88946e8c80
[INFO] testing 02alexander/stack4 against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fstack4" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/02alexander/stack4 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-2-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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bb8c3ccf5c52274283ab9feb3986a192f0c266e46b39e0f17774b979ce9043b
[INFO] running `Command { std: "docker" "start" "-a" "6bb8c3ccf5c52274283ab9feb3986a192f0c266e46b39e0f17774b979ce9043b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb8c3ccf5c52274283ab9feb3986a192f0c266e46b39e0f17774b979ce9043b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb8c3ccf5c52274283ab9feb3986a192f0c266e46b39e0f17774b979ce9043b", kill_on_drop: false }`
[INFO] [stdout] 6bb8c3ccf5c52274283ab9feb3986a192f0c266e46b39e0f17774b979ce9043b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8db7ab6613274b3a042b77be287f10334a0e78b70ad64008543f6c4d76d27e7
[INFO] running `Command { std: "docker" "start" "-a" "d8db7ab6613274b3a042b77be287f10334a0e78b70ad64008543f6c4d76d27e7", 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 void v1.0.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[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 semver v0.9.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling owning_ref v0.4.0
[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-7cd434f9e433745f/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: 1.76.0-beta.1 (2023-12-21). Minimum required: 1.31.0-nightly (2018-10-05).
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pear_codegen-0.1.2/build.rs:31:13:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55d2939c7a86 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55d2939c7a86 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55d2939c7a86 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55d2939c7a86 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55d2939ea300 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55d2939ea300 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55d2939c5abf - std::io::Write::write_fmt::hfead1eee52c2e65e
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55d2939c7864 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55d2939c7864 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55d2939c8dc7 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stderr]     10:     0x55d2939c8b29 - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55d2939c9258 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55d293995b4e - std::panicking::begin_panic::{{closure}}::h76e8ddf1cf9d62cc
[INFO] [stderr]     13:     0x55d293995a36 - std::sys_common::backtrace::__rust_end_short_backtrace::h7ff9f3a53bb77de1
[INFO] [stderr]     14:     0x55d293995ad7 - std::panicking::begin_panic::ha6315486063b4c1b
[INFO] [stderr]     15:     0x55d293996f17 - build_script_build::main::h4a45ce9c2ab1b89c
[INFO] [stderr]     16:     0x55d293995c73 - core::ops::function::FnOnce::call_once::h9038c4f442e93eae
[INFO] [stderr]     17:     0x55d293995a46 - std::sys_common::backtrace::__rust_begin_short_backtrace::h27ccc1caaf079111
[INFO] [stderr]     18:     0x55d293995a99 - std::rt::lang_start::{{closure}}::h809736aaf5b0aa06
[INFO] [stderr]     19:     0x55d2939c2271 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4eb4c5e1620f29b0
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x55d2939c2271 - std::panicking::try::do_call::h73fd26535faffcdf
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stderr]     21:     0x55d2939c2271 - std::panicking::try::h77ff1d98f0fb9f39
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stderr]     22:     0x55d2939c2271 - std::panic::catch_unwind::hab3caf2448b95e37
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stderr]     23:     0x55d2939c2271 - std::rt::lang_start_internal::{{closure}}::h8086711f9c783f78
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x55d2939c2271 - std::panicking::try::do_call::hf920d4dc291cd6ca
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55d2939c2271 - std::panicking::try::h2b806ccc0a85db74
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55d2939c2271 - std::panic::catch_unwind::h038489539c507df2
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55d2939c2271 - std::rt::lang_start_internal::h28503b88912e8a5c
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x55d293995a77 - std::rt::lang_start::hce0eb5ff3f6459dd
[INFO] [stderr]     29:     0x55d293997af5 - main
[INFO] [stderr]     30:     0x7fa904b7fd90 - <unknown>
[INFO] [stderr]     31:     0x7fa904b7fe40 - __libc_start_main
[INFO] [stderr]     32:     0x55d293995925 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d8db7ab6613274b3a042b77be287f10334a0e78b70ad64008543f6c4d76d27e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8db7ab6613274b3a042b77be287f10334a0e78b70ad64008543f6c4d76d27e7", kill_on_drop: false }`
[INFO] [stdout] d8db7ab6613274b3a042b77be287f10334a0e78b70ad64008543f6c4d76d27e7
