[INFO] fetching crate iget 0.1.17...
[INFO] testing iget-0.1.17 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate iget 0.1.17 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate iget 0.1.17
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate iget 0.1.17
[INFO] tweaked toml for crates.io crate iget 0.1.17 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iget 0.1.17 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 181 packages to highest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding reqwest v0.12.28 (available: v0.13.5)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded xerr v0.1.16
[INFO] [stderr]   Downloaded aok v0.1.18
[INFO] [stderr]   Downloaded pbar v0.1.8
[INFO] [stderr]   Downloaded pipe v0.4.0
[INFO] [stderr]   Downloaded ifs v0.1.47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2
[INFO] running `Command { std: "docker" "start" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2", 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" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2" "/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" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2", 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" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling zeroize v1.9.1
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling socket2 v0.6.5
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling rustls v0.23.46
[INFO] [stderr]    Compiling want v0.3.2
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ipnet v2.12.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling aok v0.1.18
[INFO] [stderr]    Compiling rustls-pki-types v1.15.1
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling pipe v0.4.0
[INFO] [stderr]    Compiling xerr v0.1.16
[INFO] [stderr]    Compiling coarsetime v0.1.38
[INFO] [stderr]    Compiling webpki-roots v1.0.9
[INFO] [stderr]    Compiling rustls-native-certs v0.8.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling pbar v0.1.8
[INFO] [stderr]    Compiling static_init_macro v1.0.4
[INFO] [stderr]    Compiling static_init v1.0.4
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling thiserror-impl v2.0.21
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.4
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tokio v1.53.3
[INFO] [stderr]    Compiling thiserror v2.0.21
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.15
[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 hyper v1.12.0
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling tokio-util v0.7.20
[INFO] [stderr]    Compiling ifs v0.1.47
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ifs-0.1.47/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(doc_cfg)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ifs` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2", kill_on_drop: false }`
[INFO] [stdout] 8c29d3c6b8b5324cd393b3f469fdc05cc9140a3b13c3deb9dde482ec26bad1d2
