[INFO] fetching crate rusty-penguin 0.7.0...
[INFO] testing rusty-penguin-0.7.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rusty-penguin 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rusty-penguin 0.7.0
[INFO] finished tweaking crates.io crate rusty-penguin 0.7.0
[INFO] tweaked toml for crates.io crate rusty-penguin 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty-penguin 0.7.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusty-penguin 0.7.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f01aa1e8de4515ed51fa651b83ccf9b56c3378a255bff9a38f4fe6bc94cbeec
[INFO] running `Command { std: "docker" "start" "-a" "2f01aa1e8de4515ed51fa651b83ccf9b56c3378a255bff9a38f4fe6bc94cbeec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f01aa1e8de4515ed51fa651b83ccf9b56c3378a255bff9a38f4fe6bc94cbeec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f01aa1e8de4515ed51fa651b83ccf9b56c3378a255bff9a38f4fe6bc94cbeec", kill_on_drop: false }`
[INFO] [stdout] 2f01aa1e8de4515ed51fa651b83ccf9b56c3378a255bff9a38f4fe6bc94cbeec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 654380c51329090a5d805b40ef072bc4617d7c19341142696bf8fe8070f12cdf
[INFO] running `Command { std: "docker" "start" "-a" "654380c51329090a5d805b40ef072bc4617d7c19341142696bf8fe8070f12cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling rustls v0.23.26
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling clap_builder v4.5.37
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling synstructure v0.13.1
[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 tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling rustls-webpki v0.103.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.32
[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 async-trait v0.1.88
[INFO] [stderr]    Compiling rcgen v0.13.2
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling clap v4.5.37
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling tokio-util v0.7.14
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling h2 v0.4.9
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling tungstenite v0.26.2
[INFO] [stderr]    Compiling tokio-tungstenite v0.26.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[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 hyper v1.6.0
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling hyper-rustls v0.27.5
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling instant-acme v0.7.2
[INFO] [stderr]    Compiling rusty-penguin v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "654380c51329090a5d805b40ef072bc4617d7c19341142696bf8fe8070f12cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654380c51329090a5d805b40ef072bc4617d7c19341142696bf8fe8070f12cdf", kill_on_drop: false }`
[INFO] [stdout] 654380c51329090a5d805b40ef072bc4617d7c19341142696bf8fe8070f12cdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be683800bd97275e1dbc8a4e273e1f0f1a29a6df16ad8e156acadbb908428239
[INFO] running `Command { std: "docker" "start" "-a" "be683800bd97275e1dbc8a4e273e1f0f1a29a6df16ad8e156acadbb908428239", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling condtype v1.3.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling terminal_size v0.4.2
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling clap_builder v4.5.37
[INFO] [stderr]    Compiling clap v4.5.37
[INFO] [stderr]    Compiling divan v0.1.21
[INFO] [stderr]    Compiling rusty-penguin v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tracing_subscriber::EnvFilter`
[INFO] [stdout]    --> src/mux/tests.rs:15:26
[INFO] [stdout]     |
[INFO] [stdout]  15 | use tracing_subscriber::{EnvFilter, layer::SubscriberExt, util::SubscriberInitExt};
[INFO] [stdout]     |                          ^^^^^^^^^ no `EnvFilter` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-subscriber-0.3.19/src/lib.rs:234:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |     #![all(feature = "env-filter", feature = "std")]
[INFO] [stdout]     |            ---------------------- the item is gated behind the `env-filter` feature
[INFO] [stdout] 234 |     pub use filter::EnvFilter;
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_subscriber::EnvFilter`
[INFO] [stdout]    --> src/tests.rs:18:26
[INFO] [stdout]     |
[INFO] [stdout]  18 | use tracing_subscriber::{EnvFilter, layer::SubscriberExt, util::SubscriberInitExt};
[INFO] [stdout]     |                          ^^^^^^^^^ no `EnvFilter` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-subscriber-0.3.19/src/lib.rs:234:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |     #![all(feature = "env-filter", feature = "std")]
[INFO] [stdout]     |            ---------------------- the item is gated behind the `env-filter` feature
[INFO] [stdout] 234 |     pub use filter::EnvFilter;
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-penguin` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-penguin` (bin "penguin" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "be683800bd97275e1dbc8a4e273e1f0f1a29a6df16ad8e156acadbb908428239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be683800bd97275e1dbc8a4e273e1f0f1a29a6df16ad8e156acadbb908428239", kill_on_drop: false }`
[INFO] [stdout] be683800bd97275e1dbc8a4e273e1f0f1a29a6df16ad8e156acadbb908428239
