[INFO] fetching crate sweet_net 0.4.1...
[INFO] testing sweet_net-0.4.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sweet_net 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sweet_net 0.4.1
[INFO] finished tweaking crates.io crate sweet_net 0.4.1
[INFO] tweaked toml for crates.io crate sweet_net 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sweet_net 0.4.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sweet_net 0.4.1 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4065a2408d41947840652cdc563adecbd6a2865e5eaf10b9b5390f9f716175e5
[INFO] running `Command { std: "docker" "start" "-a" "4065a2408d41947840652cdc563adecbd6a2865e5eaf10b9b5390f9f716175e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4065a2408d41947840652cdc563adecbd6a2865e5eaf10b9b5390f9f716175e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4065a2408d41947840652cdc563adecbd6a2865e5eaf10b9b5390f9f716175e5", kill_on_drop: false }`
[INFO] [stdout] 4065a2408d41947840652cdc563adecbd6a2865e5eaf10b9b5390f9f716175e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf445e06881775825c451f2eb4d3cdb4723b13525bcdbf75102ccce4b6fa4032
[INFO] running `Command { std: "docker" "start" "-a" "bf445e06881775825c451f2eb4d3cdb4723b13525bcdbf75102ccce4b6fa4032", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling rustls v0.23.25
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling clap_builder v4.5.34
[INFO] [stderr]    Compiling webpki-roots v0.26.8
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling rapidhash v1.4.0
[INFO] [stderr]    Compiling path-clean v1.0.1
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling rustls-webpki v0.103.1
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling clap v4.5.34
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling hyper-rustls v0.27.5
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling sweet_utils v0.4.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling sweet_net v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "bf445e06881775825c451f2eb4d3cdb4723b13525bcdbf75102ccce4b6fa4032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf445e06881775825c451f2eb4d3cdb4723b13525bcdbf75102ccce4b6fa4032", kill_on_drop: false }`
[INFO] [stdout] bf445e06881775825c451f2eb4d3cdb4723b13525bcdbf75102ccce4b6fa4032
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fbccbd3fbf1eacc49eb40516d05e0ea80d48fb731b6c4a8aa2360265c7aa216
[INFO] running `Command { std: "docker" "start" "-a" "0fbccbd3fbf1eacc49eb40516d05e0ea80d48fb731b6c4a8aa2360265c7aa216", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling file-id v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.5
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling notify v8.0.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling rustls v0.23.25
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling ctrlc v3.4.5
[INFO] [stderr]    Compiling notify-debouncer-full v0.5.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling sweet_test_macros v0.4.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling colorize v0.1.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling sweet_fs v0.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling sweet_test v0.4.1
[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/sweet_test-0.4.1/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hyper-rustls v0.27.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sweet_test` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0fbccbd3fbf1eacc49eb40516d05e0ea80d48fb731b6c4a8aa2360265c7aa216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbccbd3fbf1eacc49eb40516d05e0ea80d48fb731b6c4a8aa2360265c7aa216", kill_on_drop: false }`
[INFO] [stdout] 0fbccbd3fbf1eacc49eb40516d05e0ea80d48fb731b6c4a8aa2360265c7aa216
