[INFO] cloning repository https://github.com/DukeFerdinand/plant-monitor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DukeFerdinand/plant-monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDukeFerdinand%2Fplant-monitor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDukeFerdinand%2Fplant-monitor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be97175831c75ac664e15b7d2c5c8e23ce497c74 [INFO] testing DukeFerdinand/plant-monitor 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%2FDukeFerdinand%2Fplant-monitor" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DukeFerdinand/plant-monitor 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/DukeFerdinand/plant-monitor [INFO] finished tweaking git repo https://github.com/DukeFerdinand/plant-monitor [INFO] tweaked toml for git repo https://github.com/DukeFerdinand/plant-monitor written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/DukeFerdinand/plant-monitor 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] bf744e79a3465660cfd7064eea25fca6c0605ebdba93018fcc01a0bbc10a6d2a [INFO] running `Command { std: "docker" "start" "-a" "bf744e79a3465660cfd7064eea25fca6c0605ebdba93018fcc01a0bbc10a6d2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf744e79a3465660cfd7064eea25fca6c0605ebdba93018fcc01a0bbc10a6d2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf744e79a3465660cfd7064eea25fca6c0605ebdba93018fcc01a0bbc10a6d2a", kill_on_drop: false }` [INFO] [stdout] bf744e79a3465660cfd7064eea25fca6c0605ebdba93018fcc01a0bbc10a6d2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 082f8572e90e7cddc28d8add8a10cb5018dbf3ebba00299d0155b17e3b889fc5 [INFO] running `Command { std: "docker" "start" "-a" "082f8572e90e7cddc28d8add8a10cb5018dbf3ebba00299d0155b17e3b889fc5", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling encoding_rs v0.8.20 [INFO] [stderr] Compiling mime v0.3.14 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling md5 v0.6.1 [INFO] [stderr] Compiling separator v0.4.1 [INFO] [stderr] Compiling data-encoding v2.1.2 [INFO] [stderr] Compiling bufstream v0.1.4 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.9 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling tokio-sync v0.1.7 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling miniz_oxide v0.3.5 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.11.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.7 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unicode-normalization v0.1.9 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling crypto-mac v0.7.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling flate2 v1.0.13 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling hmac v0.7.1 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling sha-1 v0.8.1 [INFO] [stderr] Compiling md-5 v0.8.0 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling http v0.1.19 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling string v0.2.1 [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-8a6f8fb3aa088faf/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: 1.55.0-beta.3 (2021-07-31). 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: 0x561d27217a50 - 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: 0x561d27217a50 - 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: 0x561d27217a50 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x561d27217a50 - ::fmt::h48b88277def8b362 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x561d27234a2c - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x561d27215915 - std::io::Write::write_fmt::hd42607e5d8e44db0 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x561d2721968b - std::sys_common::backtrace::_print::ha537687d6c17dd0d [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x561d2721968b - std::sys_common::backtrace::print::h61376ae57d131d72 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x561d2721968b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x561d27219161 - std::panicking::default_hook::hdac7fc06578c14ce [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x561d27219d54 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x561d271eb94f - std::panicking::begin_panic::{{closure}}::hba73d0855ae5a9d9 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:542:9 [INFO] [stderr] 12: 0x561d271eb608 - std::sys_common::backtrace::__rust_end_short_backtrace::h9e764acc0a21a848 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x561d271eb895 - std::panicking::begin_panic::hbeeffa192c996c27 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:541:12 [INFO] [stderr] 14: 0x561d271ea15f - build_script_build::main::hb1d60aa5fe400f5c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] 15: 0x561d271ec47b - core::ops::function::FnOnce::call_once::h7a070acc28e7dde7 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x561d271eb64e - std::sys_common::backtrace::__rust_begin_short_backtrace::h54927af071a08183 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x561d271eb351 - std::rt::lang_start::{{closure}}::he9892ba086d4de08 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:63:18 [INFO] [stderr] 18: 0x561d2721a25a - 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: 0x561d2721a25a - std::panicking::try::do_call::hd3b1d7740607ccc7 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40 [INFO] [stderr] 20: 0x561d2721a25a - std::panicking::try::h0ee8c65ac7461507 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19 [INFO] [stderr] 21: 0x561d2721a25a - std::panic::catch_unwind::head47f0de4ccd838 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14 [INFO] [stderr] 22: 0x561d2721a25a - std::rt::lang_start_internal::{{closure}}::hbc7de8ec820ac085 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:48 [INFO] [stderr] 23: 0x561d2721a25a - std::panicking::try::do_call::h2609e52e8bad4a7b [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40 [INFO] [stderr] 24: 0x561d2721a25a - std::panicking::try::hd0929f0b603e0389 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19 [INFO] [stderr] 25: 0x561d2721a25a - std::panic::catch_unwind::h27902b81c3e47571 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14 [INFO] [stderr] 26: 0x561d2721a25a - std::rt::lang_start_internal::h3fb2d794dd391e3e [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:20 [INFO] [stderr] 27: 0x561d271eb320 - std::rt::lang_start::hce9d69347bd5d8d4 [INFO] [stderr] at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:62:5 [INFO] [stderr] 28: 0x561d271eaddc - main [INFO] [stderr] 29: 0x7f7ace6b40b3 - __libc_start_main [INFO] [stderr] 30: 0x561d271e993e - _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" "082f8572e90e7cddc28d8add8a10cb5018dbf3ebba00299d0155b17e3b889fc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "082f8572e90e7cddc28d8add8a10cb5018dbf3ebba00299d0155b17e3b889fc5", kill_on_drop: false }` [INFO] [stdout] 082f8572e90e7cddc28d8add8a10cb5018dbf3ebba00299d0155b17e3b889fc5