[INFO] fetching crate xgram 0.3.0...
[INFO] testing xgram-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate xgram 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate xgram 0.3.0
[INFO] finished tweaking crates.io crate xgram 0.3.0
[INFO] tweaked toml for crates.io crate xgram 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xgram 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xgram 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xgram-utils v0.3.0
[INFO] [stderr]   Downloaded xgram-proc v0.3.0
[INFO] [stderr]   Downloaded xgram-telegram-api v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910
[INFO] running `Command { std: "docker" "start" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling aws-lc-rs v1.17.0
[INFO] [stderr]    Compiling rustls-pki-types v1.14.1
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling xgram-utils v0.3.0
[INFO] [stderr]    Compiling str_indices v0.4.4
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling aws-lc-sys v0.41.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling darling_core v0.24.1
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling xgram-proc v0.3.0
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling darling_macro v0.24.1
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling darling v0.24.1
[INFO] [stderr]    Compiling serde_with_macros v3.23.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling smallvec v1.16.1
[INFO] [stderr]    Compiling serde_with v3.23.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling tokio v1.53.1
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling tower-http v0.6.11
[INFO] [stderr]    Compiling h2 v0.4.14
[INFO] [stderr]    Compiling hyper v1.9.0
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling rustls-webpki v0.103.13
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling rustls-platform-verifier v0.7.0
[INFO] [stderr]    Compiling hyper-rustls v0.27.9
[INFO] [stderr]    Compiling reqwest v0.13.5
[INFO] [stderr]    Compiling xgram-telegram-api v0.3.0
[INFO] [stderr]    Compiling xgram v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: the `!` type is experimental
[INFO] [stdout]   --> src/bot/error.rs:12:29
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type BotResult = Result<!, BotError>;
[INFO] [stdout]    |                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #35121 <https://github.com/rust-lang/rust/issues/35121> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xgram` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910", kill_on_drop: false }`
[INFO] [stdout] b94b041c014666359c6fa921b387f88ff375c2c63ce643b2b5fc8a951e44e910
