[INFO] cloning repository https://github.com/AnyTimeTraveler/ttn_http_backend [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnyTimeTraveler/ttn_http_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnyTimeTraveler%2Fttn_http_backend", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnyTimeTraveler%2Fttn_http_backend'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e71018bfc9490c22080045fe54fa3a53306cb46c [INFO] testing AnyTimeTraveler/ttn_http_backend against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnyTimeTraveler%2Fttn_http_backend" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AnyTimeTraveler/ttn_http_backend on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AnyTimeTraveler/ttn_http_backend [INFO] finished tweaking git repo https://github.com/AnyTimeTraveler/ttn_http_backend [INFO] tweaked toml for git repo https://github.com/AnyTimeTraveler/ttn_http_backend written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/AnyTimeTraveler/ttn_http_backend already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.15 [INFO] [stderr] Downloaded rocket v0.4.5 [INFO] [stderr] Downloaded tracing v0.1.17 [INFO] [stderr] Downloaded web-sys v0.3.42 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.65 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded tracing-core v0.1.11 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.65 [INFO] [stderr] Downloaded js-sys v0.3.42 [INFO] [stderr] Downloaded wasm-bindgen v0.2.65 [INFO] [stderr] Downloaded libc v0.2.73 [INFO] [stderr] Downloaded syn v1.0.35 [INFO] [stderr] Downloaded rocket_codegen v0.4.5 [INFO] [stderr] Downloaded rocket_contrib v0.4.5 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.65 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.65 [INFO] [stderr] Downloaded rocket_http v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e4fd998e34a431cb7d35b337ecd50862e9dadcfe8f4e5d5d5bfc8fb58fdf677 [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" "2e4fd998e34a431cb7d35b337ecd50862e9dadcfe8f4e5d5d5bfc8fb58fdf677", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e4fd998e34a431cb7d35b337ecd50862e9dadcfe8f4e5d5d5bfc8fb58fdf677", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e4fd998e34a431cb7d35b337ecd50862e9dadcfe8f4e5d5d5bfc8fb58fdf677", kill_on_drop: false }` [INFO] [stdout] 2e4fd998e34a431cb7d35b337ecd50862e9dadcfe8f4e5d5d5bfc8fb58fdf677 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 746e22567017f58c5c53675e417c7e99e008791faf5036aa3fe457c5f560ba15 [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" "746e22567017f58c5c53675e417c7e99e008791faf5036aa3fe457c5f560ba15", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling zeroize v1.1.0 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling rocket_codegen v0.4.5 [INFO] [stderr] Compiling rocket v0.4.5 [INFO] [stderr] Compiling tracing-core v0.1.11 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling universal-hash v0.3.0 [INFO] [stderr] Compiling devise_core v0.2.0 [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-1375e9df1fa90db2/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.50.0 (2020-12-31) [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: 0x5594a1c51247 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5594a1c51247 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5594a1c51247 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5594a1c51247 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5594a1c6ba6c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5594a1c4e7a2 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5594a1c52f85 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5594a1c52f85 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5594a1c52f85 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5594a1c52ada - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5594a1c53721 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5594a1c18c1a - std::panicking::begin_panic::{{closure}}::h015c1bcdab719551 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x5594a1c19078 - std::sys_common::backtrace::__rust_end_short_backtrace::hc7981d46a8bde4b3 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5594a1c18b57 - std::panicking::begin_panic::h37e59d4c1b176919 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x5594a1c16832 - build_script_build::main::h4105f40fe8310a24 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24:13 [INFO] [stderr] 15: 0x5594a1c1882b - core::ops::function::FnOnce::call_once::h409c037d66d10758 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x5594a1c190ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h57358e1e8b6815d3 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x5594a1c186b1 - std::rt::lang_start::{{closure}}::hed6e4ae621715192 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x5594a1c53b47 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x5594a1c53b47 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x5594a1c53b47 - std::panicking::try::ha7167c079f243e71 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x5594a1c53b47 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x5594a1c53b47 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x5594a1c18687 - std::rt::lang_start::h49b5daae25444e14 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x5594a1c16fca - main [INFO] [stderr] 25: 0x7ff73a6fb0b3 - __libc_start_main [INFO] [stderr] 26: 0x5594a1c160ae - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/devise_core-0.2.0/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_diagnostic, proc_macro_span)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/devise_core-0.2.0/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(crate_visibility_modifier)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/devise_core-0.2.0/src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(concat_idents)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "746e22567017f58c5c53675e417c7e99e008791faf5036aa3fe457c5f560ba15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "746e22567017f58c5c53675e417c7e99e008791faf5036aa3fe457c5f560ba15", kill_on_drop: false }` [INFO] [stdout] 746e22567017f58c5c53675e417c7e99e008791faf5036aa3fe457c5f560ba15