[INFO] cloning repository https://github.com/CWTBT/descend_receptacle [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CWTBT/descend_receptacle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCWTBT%2Fdescend_receptacle", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCWTBT%2Fdescend_receptacle'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bad601a584c3390239814db811291985f3c18be3 [INFO] testing CWTBT/descend_receptacle against 1.54.0 for beta-1.55-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCWTBT%2Fdescend_receptacle" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CWTBT/descend_receptacle on toolchain 1.54.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CWTBT/descend_receptacle [INFO] finished tweaking git repo https://github.com/CWTBT/descend_receptacle [INFO] tweaked toml for git repo https://github.com/CWTBT/descend_receptacle written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/CWTBT/descend_receptacle already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08c34aaa4d9199a6eedcdd139df68149f9b1a16dd4a2257508379838bfaea8d2 [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" "08c34aaa4d9199a6eedcdd139df68149f9b1a16dd4a2257508379838bfaea8d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08c34aaa4d9199a6eedcdd139df68149f9b1a16dd4a2257508379838bfaea8d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08c34aaa4d9199a6eedcdd139df68149f9b1a16dd4a2257508379838bfaea8d2", kill_on_drop: false }` [INFO] [stdout] 08c34aaa4d9199a6eedcdd139df68149f9b1a16dd4a2257508379838bfaea8d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3de90c0593c6abc33d87efc26e0986572f4eae17cadfcca2923726b1c51ed0a9 [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" "3de90c0593c6abc33d87efc26e0986572f4eae17cadfcca2923726b1c51ed0a9", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling chunked_transfer v0.3.1 [INFO] [stderr] Compiling groupable v0.2.0 [INFO] [stderr] Compiling ascii v0.8.7 [INFO] [stderr] Compiling crc-any v1.1.2 [INFO] [stderr] Compiling unicase v2.3.0 [INFO] [stderr] Compiling lazy-static-include v1.2.2 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling rocket_codegen v0.4.0 [INFO] [stderr] Compiling rocket v0.4.0 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling pest_meta v2.1.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling isatty v0.1.9 [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-683dc090518dc28b/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: 1.54.0 (2021-07-26). 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: 0x564a80cf7100 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x564a80cf7100 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564a80cf7100 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564a80cf7100 - ::fmt::h32d1f94a80615d18 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x564a80d1411c - core::fmt::write::h306731c068f7162c [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x564a80cf4f85 - std::io::Write::write_fmt::hd2fa90334eee2a21 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x564a80cf8d2b - std::sys_common::backtrace::_print::h5abaa2601a852287 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x564a80cf8d2b - std::sys_common::backtrace::print::h8d81445442bb638f [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x564a80cf8d2b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x564a80cf8801 - std::panicking::default_hook::hbea8e3ccf2ba8901 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x564a80cf93f4 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x564a80ccabbf - std::panicking::begin_panic::{{closure}}::hfed16c8d0c0ac4b0 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:542:9 [INFO] [stderr] 12: 0x564a80cca578 - std::sys_common::backtrace::__rust_end_short_backtrace::h83102726c963d131 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x564a80ccab05 - std::panicking::begin_panic::h6a9b46d86596d254 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:541:12 [INFO] [stderr] 14: 0x564a80cc918f - build_script_build::main::hbc5a004b13b1c2aa [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] 15: 0x564a80cca64b - core::ops::function::FnOnce::call_once::ha62f6d03fffccde0 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x564a80cca5be - std::sys_common::backtrace::__rust_begin_short_backtrace::hf41e03016c87d157 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x564a80ccb801 - std::rt::lang_start::{{closure}}::h95dcd8ca267866a7 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18 [INFO] [stderr] 18: 0x564a80cf98f9 - core::ops::function::impls:: for &F>::call_once::h2aabc384aab89b7b [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x564a80cf98f9 - std::panicking::try::do_call::hc5fcacb7a85fc7b1 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40 [INFO] [stderr] 20: 0x564a80cf98f9 - std::panicking::try::hb5d9603af3abbe3a [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19 [INFO] [stderr] 21: 0x564a80cf98f9 - std::panic::catch_unwind::h98fe6ac3925e64b4 [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14 [INFO] [stderr] 22: 0x564a80cf98f9 - std::rt::lang_start_internal::h22ac7383c516f93e [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21 [INFO] [stderr] 23: 0x564a80ccb7e0 - std::rt::lang_start::h1acbfcef9beb512d [INFO] [stderr] at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5 [INFO] [stderr] 24: 0x564a80cc9dfc - main [INFO] [stderr] 25: 0x7f3faac450b3 - __libc_start_main [INFO] [stderr] 26: 0x564a80cc896e - _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" "3de90c0593c6abc33d87efc26e0986572f4eae17cadfcca2923726b1c51ed0a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3de90c0593c6abc33d87efc26e0986572f4eae17cadfcca2923726b1c51ed0a9", kill_on_drop: false }` [INFO] [stdout] 3de90c0593c6abc33d87efc26e0986572f4eae17cadfcca2923726b1c51ed0a9