[INFO] fetching crate event-driven-library 0.1.49...
[INFO] testing event-driven-library-0.1.49 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate event-driven-library 0.1.49 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate event-driven-library 0.1.49
[INFO] finished tweaking crates.io crate event-driven-library 0.1.49
[INFO] tweaked toml for crates.io crate event-driven-library 0.1.49 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate event-driven-library 0.1.49 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 97 packages to latest compatible versions
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 76f7655f9fd832936161139613e4cecd1952dadcc50df11d4fc2651996d32ecb
[INFO] running `Command { std: "docker" "start" "-a" "76f7655f9fd832936161139613e4cecd1952dadcc50df11d4fc2651996d32ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76f7655f9fd832936161139613e4cecd1952dadcc50df11d4fc2651996d32ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f7655f9fd832936161139613e4cecd1952dadcc50df11d4fc2651996d32ecb", kill_on_drop: false }`
[INFO] [stdout] 76f7655f9fd832936161139613e4cecd1952dadcc50df11d4fc2651996d32ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 403ee663cf4575d8c91ac117fd5a3f7ad4d89285c24df7ea6e22ce49a8c12c91
[INFO] running `Command { std: "docker" "start" "-a" "403ee663cf4575d8c91ac117fd5a3f7ad4d89285c24df7ea6e22ce49a8c12c91", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling macro_rules_attribute v0.2.2
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling event-driven-macro v0.1.49
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling event-driven-core v0.1.49
[INFO] [stderr]    Compiling event-driven-library v0.1.49 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.54s
[INFO] running `Command { std: "docker" "inspect" "403ee663cf4575d8c91ac117fd5a3f7ad4d89285c24df7ea6e22ce49a8c12c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "403ee663cf4575d8c91ac117fd5a3f7ad4d89285c24df7ea6e22ce49a8c12c91", kill_on_drop: false }`
[INFO] [stdout] 403ee663cf4575d8c91ac117fd5a3f7ad4d89285c24df7ea6e22ce49a8c12c91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] df25d70ab64a0cc61df2097944b058922be804e7c14e0d9b924dba10b76d6234
[INFO] running `Command { std: "docker" "start" "-a" "df25d70ab64a0cc61df2097944b058922be804e7c14e0d9b924dba10b76d6234", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-driven-library v0.1.49 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Err` is never used
[INFO] [stdout]    --> src/lib.rs:232:7
[INFO] [stdout]     |
[INFO] [stdout] 232 |     enum Err {
[INFO] [stdout]     |          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "df25d70ab64a0cc61df2097944b058922be804e7c14e0d9b924dba10b76d6234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df25d70ab64a0cc61df2097944b058922be804e7c14e0d9b924dba10b76d6234", kill_on_drop: false }`
[INFO] [stdout] df25d70ab64a0cc61df2097944b058922be804e7c14e0d9b924dba10b76d6234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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", kill_on_drop: false }`
[INFO] [stdout] 2f652fc368ee9db7dd163a72029efb04650a36934d3f7dc52c551d14fb5fce9a
[INFO] running `Command { std: "docker" "start" "-a" "2f652fc368ee9db7dd163a72029efb04650a36934d3f7dc52c551d14fb5fce9a", kill_on_drop: false }`
[INFO] [stderr] warning: enum `Err` is never used
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:232:7
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 232 |     enum Err {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |          ^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `event-driven-library` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/event_driven_library-d12693444baaf7c0)
[INFO] [stderr]    Doc-tests event_driven_library
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 121) ... ignored
[INFO] [stdout] test src/lib.rs - (line 138) ... ignored
[INFO] [stdout] test src/lib.rs - (line 162) ... ignored
[INFO] [stdout] test src/lib.rs - (line 186) ... ignored
[INFO] [stdout] test src/lib.rs - (line 26) ... ignored
[INFO] [stdout] test src/lib.rs - (line 37) ... ignored
[INFO] [stdout] test src/lib.rs - (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 6 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f652fc368ee9db7dd163a72029efb04650a36934d3f7dc52c551d14fb5fce9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f652fc368ee9db7dd163a72029efb04650a36934d3f7dc52c551d14fb5fce9a", kill_on_drop: false }`
[INFO] [stdout] 2f652fc368ee9db7dd163a72029efb04650a36934d3f7dc52c551d14fb5fce9a