[INFO] cloning repository https://github.com/SpirosMakris/RustGuestbook [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpirosMakris/RustGuestbook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirosMakris%2FRustGuestbook", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirosMakris%2FRustGuestbook'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec20a6ba5bc33ac114806451c5da868daa730d52 [INFO] testing SpirosMakris/RustGuestbook against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirosMakris%2FRustGuestbook" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SpirosMakris/RustGuestbook on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SpirosMakris/RustGuestbook [INFO] finished tweaking git repo https://github.com/SpirosMakris/RustGuestbook [INFO] tweaked toml for git repo https://github.com/SpirosMakris/RustGuestbook written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/SpirosMakris/RustGuestbook already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fsevent v0.2.17 [INFO] [stderr] Downloaded fsevent-sys v0.1.6 [INFO] [stderr] Downloaded inotify v0.6.1 [INFO] [stderr] Downloaded handlebars v1.1.0 [INFO] [stderr] Downloaded rocket_contrib_codegen v0.4.0 [INFO] [stderr] Downloaded filetime v0.2.4 [INFO] [stderr] Downloaded rusqlite v0.14.0 [INFO] [stderr] Downloaded rocket_contrib v0.4.0 [INFO] [stderr] Downloaded notify v4.0.6 [INFO] [stderr] Downloaded r2d2_sqlite v0.6.0 [INFO] [stderr] Downloaded libsqlite3-sys v0.9.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] b490d90a3c649ce8df29fb622596017d670ba3880eff4c00e18ea29b826a1080 [INFO] running `Command { std: "docker" "start" "-a" "b490d90a3c649ce8df29fb622596017d670ba3880eff4c00e18ea29b826a1080", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b490d90a3c649ce8df29fb622596017d670ba3880eff4c00e18ea29b826a1080", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b490d90a3c649ce8df29fb622596017d670ba3880eff4c00e18ea29b826a1080", kill_on_drop: false }` [INFO] [stdout] b490d90a3c649ce8df29fb622596017d670ba3880eff4c00e18ea29b826a1080 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7619ea60135e8655cc44973400f38e4bdb7aacf2348c0321d4eba75b78c5ecaf [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" "7619ea60135e8655cc44973400f38e4bdb7aacf2348c0321d4eba75b78c5ecaf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.46 [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 rand_core v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling indexmap v1.0.2 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling linked-hash-map v0.4.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling pest v2.1.0 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling rocket_codegen v0.4.0 [INFO] [stderr] Compiling rocket_contrib_codegen v0.4.0 [INFO] [stderr] Compiling rocket v0.4.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling scheduled-thread-pool v0.2.0 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling lru-cache v0.1.1 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling libsqlite3-sys v0.9.3 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling r2d2 v0.8.3 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling tokio-executor v0.1.6 [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-cffb34fc89a18623/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: 1.56.0-beta.1 (2021-09-07). 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: 0x55663a93f8bc - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55663a93f8bc - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55663a93f8bc - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55663a93f8bc - ::fmt::h9a78218788c14e18 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55663a95d4cc - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stderr] 5: 0x55663a93cd55 - std::io::Write::write_fmt::h1d5220480c7a2437 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x55663a940fb0 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55663a940fb0 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55663a940fb0 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x55663a940b67 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55663a941664 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x55663a90cabe - std::panicking::begin_panic::{{closure}}::h39fefd7c563b595b [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:544:9 [INFO] [stderr] 12: 0x55663a90c518 - std::sys_common::backtrace::__rust_end_short_backtrace::hc07b38c10f989df4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55663a90c9ff - std::panicking::begin_panic::hd73e831ac04d45ff [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:543:12 [INFO] [stderr] 14: 0x55663a90b143 - build_script_build::main::h5a3896a41e0e555d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] 15: 0x55663a90c6ab - core::ops::function::FnOnce::call_once::h8383bfe572d7cd4a [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55663a90c55e - std::sys_common::backtrace::__rust_begin_short_backtrace::heca1df376eb5581a [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55663a90c2f1 - std::rt::lang_start::{{closure}}::hf9248552bbad1589 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:63:18 [INFO] [stderr] 18: 0x55663a941b6a - core::ops::function::impls:: for &F>::call_once::hc590b210ed55e22f [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55663a941b6a - std::panicking::try::do_call::h5f0600b7a33ea1af [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stderr] 20: 0x55663a941b6a - std::panicking::try::he15826df0f376a33 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stderr] 21: 0x55663a941b6a - std::panic::catch_unwind::hd8af3a578b6b4c86 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stderr] 22: 0x55663a941b6a - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:48 [INFO] [stderr] 23: 0x55663a941b6a - std::panicking::try::do_call::h941e8fdb0bd03655 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stderr] 24: 0x55663a941b6a - std::panicking::try::ha20a77bf65530f63 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stderr] 25: 0x55663a941b6a - std::panic::catch_unwind::h33afc061cc69ef90 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stderr] 26: 0x55663a941b6a - std::rt::lang_start_internal::hc05c244593147106 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:20 [INFO] [stderr] 27: 0x55663a90c2c0 - std::rt::lang_start::h37c52b3405ad5f84 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:62:5 [INFO] [stderr] 28: 0x55663a90bd9c - main [INFO] [stderr] 29: 0x7f78e3e350b3 - __libc_start_main [INFO] [stderr] 30: 0x55663a90a92e - _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" "7619ea60135e8655cc44973400f38e4bdb7aacf2348c0321d4eba75b78c5ecaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7619ea60135e8655cc44973400f38e4bdb7aacf2348c0321d4eba75b78c5ecaf", kill_on_drop: false }` [INFO] [stdout] 7619ea60135e8655cc44973400f38e4bdb7aacf2348c0321d4eba75b78c5ecaf