[INFO] fetching crate jstream-ext 0.1.0...
[INFO] testing jstream-ext-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate jstream-ext 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate jstream-ext 0.1.0
[INFO] finished tweaking crates.io crate jstream-ext 0.1.0
[INFO] tweaked toml for crates.io crate jstream-ext 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jstream-ext 0.1.0 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] 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 17 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-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] 9f3f66940facdc4240f2da4c1b186957b11a4f13037560518d188f520bc4794b
[INFO] running `Command { std: "docker" "start" "-a" "9f3f66940facdc4240f2da4c1b186957b11a4f13037560518d188f520bc4794b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f3f66940facdc4240f2da4c1b186957b11a4f13037560518d188f520bc4794b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3f66940facdc4240f2da4c1b186957b11a4f13037560518d188f520bc4794b", kill_on_drop: false }`
[INFO] [stdout] 9f3f66940facdc4240f2da4c1b186957b11a4f13037560518d188f520bc4794b
[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] 2b4b989834345306aff8774a4891b5a23219bc1bf5e21a6b8fdbac5589faba05
[INFO] running `Command { std: "docker" "start" "-a" "2b4b989834345306aff8774a4891b5a23219bc1bf5e21a6b8fdbac5589faba05", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling jstream-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "2b4b989834345306aff8774a4891b5a23219bc1bf5e21a6b8fdbac5589faba05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4b989834345306aff8774a4891b5a23219bc1bf5e21a6b8fdbac5589faba05", kill_on_drop: false }`
[INFO] [stdout] 2b4b989834345306aff8774a4891b5a23219bc1bf5e21a6b8fdbac5589faba05
[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] a97ec6391fa9e49b5a81ba39177c840b81f3128c70471668dc00fe76df226e0a
[INFO] running `Command { std: "docker" "start" "-a" "a97ec6391fa9e49b5a81ba39177c840b81f3128c70471668dc00fe76df226e0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling jstream-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "a97ec6391fa9e49b5a81ba39177c840b81f3128c70471668dc00fe76df226e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97ec6391fa9e49b5a81ba39177c840b81f3128c70471668dc00fe76df226e0a", kill_on_drop: false }`
[INFO] [stdout] a97ec6391fa9e49b5a81ba39177c840b81f3128c70471668dc00fe76df226e0a
[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", kill_on_drop: false }`
[INFO] [stdout] b9cf4a38aa16ea9afc443cdb9389ba12258e0742c027cec0abb907929add898f
[INFO] running `Command { std: "docker" "start" "-a" "b9cf4a38aa16ea9afc443cdb9389ba12258e0742c027cec0abb907929add898f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jstream_ext-e27622ae09e81870)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test dedup::tests::test_dedup_err ... ok
[INFO] [stdout] test dedup::tests::test_dedup_simple ... ok
[INFO] [stdout] test nth::tests::test_try_stream_first ... ok
[INFO] [stdout] test fuse_on_fail::tests::test_fuse_on_fail ... ok
[INFO] [stdout] test nth::tests::test_try_stream_nothing ... ok
[INFO] [stdout] test try_filter_map_ok::tests::test_filter_map_ok_simple ... ok
[INFO] [stdout] test try_filter_map_ok::tests::test_filter_map_ok_error ... ok
[INFO] [stdout] test fuse_on_fail::tests::test_fuse_on_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jstream_ext
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9cf4a38aa16ea9afc443cdb9389ba12258e0742c027cec0abb907929add898f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9cf4a38aa16ea9afc443cdb9389ba12258e0742c027cec0abb907929add898f", kill_on_drop: false }`
[INFO] [stdout] b9cf4a38aa16ea9afc443cdb9389ba12258e0742c027cec0abb907929add898f