[INFO] fetching crate rustybook-messenger 0.2.1...
[INFO] testing rustybook-messenger-0.2.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rustybook-messenger 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rustybook-messenger 0.2.1
[INFO] finished tweaking crates.io crate rustybook-messenger 0.2.1
[INFO] tweaked toml for crates.io crate rustybook-messenger 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustybook-messenger 0.2.1 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 rustybook-messenger 0.2.1 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" "+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 rustybook-http v0.2.1
[INFO] [stderr]   Downloaded rustybook-extractor v0.2.1
[INFO] [stderr]   Downloaded scraper v0.25.0
[INFO] [stderr]   Downloaded rustybook-logging v0.2.1
[INFO] [stderr]   Downloaded reqwest_cookie_store v0.10.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.63
[INFO] [stderr]   Downloaded compression-codecs v0.4.36
[INFO] [stderr]   Downloaded rustybook-rumqttc v0.25.2
[INFO] [stderr]   Downloaded jsonpath-rust v1.0.4
[INFO] [stderr]   Downloaded async-compression v0.4.39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f
[INFO] running `Command { std: "docker" "start" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", 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" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f" "/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" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", 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" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v1.0.2
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[INFO] [stderr]    Compiling markup5ever v0.36.1
[INFO] [stderr]    Compiling html5ever v0.36.1
[INFO] [stderr]    Compiling jsonpath-rust v1.0.4
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling icu_provider v2.1.1
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[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling rustybook-logging v0.2.1
[INFO] [stderr]    Compiling serde v1.0.228
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[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling publicsuffix v2.3.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tower v0.5.3
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[INFO] [stderr]    Compiling tokio-stream v0.1.18
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[INFO] [stderr]    Compiling rustybook-http v0.2.1
[INFO] [stderr]    Compiling rustybook-messenger v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3m 18s
[INFO] running `Command { std: "docker" "inspect" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", 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" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustybook-messenger v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", 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" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/messenger.rs (/opt/rustwide/target/release/deps/rustybook_messenger-4dea88b7da10cb32)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test state::sequence::tests::extracts_sequence_id_from_array_response ... ok
[INFO] [stdout] test state::sequence::tests::encodes_form_fields ... ok
[INFO] [stdout] test state::sequence::tests::extracts_sequence_id_from_json_lines_response ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustybook_messenger
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/../README.md - (line 14) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/../README.md - (line 14) stdout ----
[INFO] [stdout] error[E0432]: unresolved imports `rustybook_messenger::Event`, `rustybook_messenger::MessengerClient`
[INFO] [stdout]   --> src/../README.md:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | use rustybook_messenger::{Event, MessengerClient};
[INFO] [stdout]    |                           ^^^^^  ^^^^^^^^^^^^^^^ no `MessengerClient` in the root
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           no `Event` in the root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/../README.md - (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.34s; merged doctests compilation took 0.16s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f", kill_on_drop: false }`
[INFO] [stdout] 13ed35286c8e0887783e96cd3aa8b3c6fe7891500c24cb51a534196a2ce3ab7f