[INFO] cloning repository https://github.com/CanaryDemo/Frontend [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CanaryDemo/Frontend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanaryDemo%2FFrontend", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanaryDemo%2FFrontend'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8af6ff6aee328fcaa319ed2e903c686c889c0f16 [INFO] testing CanaryDemo/Frontend against beta-2021-08-01 for beta-1.55-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanaryDemo%2FFrontend" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CanaryDemo/Frontend on toolchain beta-2021-08-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CanaryDemo/Frontend [INFO] finished tweaking git repo https://github.com/CanaryDemo/Frontend [INFO] tweaked toml for git repo https://github.com/CanaryDemo/Frontend written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/CanaryDemo/Frontend already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-util v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3e23a96b1fe7f4e8d1bd9293d974fae773ad6cca9c738b970d1f5c705563af6c [INFO] running `Command { std: "docker" "start" "-a" "3e23a96b1fe7f4e8d1bd9293d974fae773ad6cca9c738b970d1f5c705563af6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e23a96b1fe7f4e8d1bd9293d974fae773ad6cca9c738b970d1f5c705563af6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e23a96b1fe7f4e8d1bd9293d974fae773ad6cca9c738b970d1f5c705563af6c", kill_on_drop: false }` [INFO] [stdout] 3e23a96b1fe7f4e8d1bd9293d974fae773ad6cca9c738b970d1f5c705563af6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 58b346042e4663334b89df57603cc619d282e60bf477d4c065e332c7066cadf0 [INFO] running `Command { std: "docker" "start" "-a" "58b346042e4663334b89df57603cc619d282e60bf477d4c065e332c7066cadf0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling zeroize v1.1.0 [INFO] [stderr] Compiling unic-char-range v0.7.0 [INFO] [stderr] Compiling unic-common v0.7.0 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling deunicode v0.4.3 [INFO] [stderr] Compiling humansize v1.1.0 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling rocket_codegen v0.4.6 [INFO] [stderr] Compiling rocket v0.4.6 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling tracing v0.1.19 [INFO] [stderr] Compiling unic-ucd-version v0.7.0 [INFO] [stderr] Compiling unic-char-property v0.7.0 [INFO] [stderr] Compiling slug v0.1.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling http-body v0.4.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling unic-ucd-segment v0.7.0 [INFO] [stderr] Compiling url v2.2.0 [INFO] [stderr] Compiling block-cipher-trait v0.6.2 [INFO] [stderr] Compiling universal-hash v0.3.0 [INFO] [stderr] Compiling crypto-mac v0.7.0 [INFO] [stderr] Compiling aead v0.2.0 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling hmac v0.7.1 [INFO] [stderr] Compiling aes-soft v0.3.3 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-f2d1f564dcf5157b/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.55.0 (2021-07-31) [INFO] [stderr] 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-0.1.4/build.rs:24:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cb3b9045c0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55cb3b9045c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55cb3b9045c0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55cb3b9045c0 - ::fmt::h48b88277def8b362 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55cb3b92159c - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55cb3b902485 - std::io::Write::write_fmt::hd42607e5d8e44db0 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x55cb3b9061fb - std::sys_common::backtrace::_print::ha537687d6c17dd0d [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55cb3b9061fb - std::sys_common::backtrace::print::h61376ae57d131d72 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55cb3b9061fb - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55cb3b905cd1 - std::panicking::default_hook::hdac7fc06578c14ce [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55cb3b9068c4 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55cb3b8d653f - std::panicking::begin_panic::{{closure}}::hdf624fcf1c61f03c [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:542:9 [INFO] [stderr] 12: 0x55cb3b8d6728 - std::sys_common::backtrace::__rust_end_short_backtrace::hcc6829b5831c624b [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55cb3b8d6485 - std::panicking::begin_panic::ha8f946476aa73a7e [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:541:12 [INFO] [stderr] 14: 0x55cb3b8d570d - build_script_build::main::hc3101f60ef7c11a2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24:13 [INFO] [stderr] 15: 0x55cb3b8d616b - core::ops::function::FnOnce::call_once::h2a5049dc25da5468 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55cb3b8d676e - std::sys_common::backtrace::__rust_begin_short_backtrace::h2b92eab6a8d0b74d [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55cb3b8d6001 - std::rt::lang_start::{{closure}}::haa684f055aad3eaf [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:63:18 [INFO] [stderr] 18: 0x55cb3b906dca - core::ops::function::impls:: for &F>::call_once::ha88a7d1a4d24e549 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55cb3b906dca - std::panicking::try::do_call::hd3b1d7740607ccc7 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40 [INFO] [stderr] 20: 0x55cb3b906dca - std::panicking::try::h0ee8c65ac7461507 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19 [INFO] [stderr] 21: 0x55cb3b906dca - std::panic::catch_unwind::head47f0de4ccd838 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14 [INFO] [stderr] 22: 0x55cb3b906dca - std::rt::lang_start_internal::{{closure}}::hbc7de8ec820ac085 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:48 [INFO] [stderr] 23: 0x55cb3b906dca - std::panicking::try::do_call::h2609e52e8bad4a7b [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40 [INFO] [stderr] 24: 0x55cb3b906dca - std::panicking::try::hd0929f0b603e0389 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19 [INFO] [stderr] 25: 0x55cb3b906dca - std::panic::catch_unwind::h27902b81c3e47571 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14 [INFO] [stderr] 26: 0x55cb3b906dca - std::rt::lang_start_internal::h3fb2d794dd391e3e [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:20 [INFO] [stderr] 27: 0x55cb3b8d5fd0 - std::rt::lang_start::hd26273259f0f1072 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:62:5 [INFO] [stderr] 28: 0x55cb3b8d5d0c - main [INFO] [stderr] 29: 0x7f72cc1df0b3 - __libc_start_main [INFO] [stderr] 30: 0x55cb3b8d493e - _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" "58b346042e4663334b89df57603cc619d282e60bf477d4c065e332c7066cadf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b346042e4663334b89df57603cc619d282e60bf477d4c065e332c7066cadf0", kill_on_drop: false }` [INFO] [stdout] 58b346042e4663334b89df57603cc619d282e60bf477d4c065e332c7066cadf0