[INFO] fetching crate riostream 0.1.3...
[INFO] testing riostream-0.1.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate riostream 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate riostream 0.1.3
[INFO] finished tweaking crates.io crate riostream 0.1.3
[INFO] tweaked toml for crates.io crate riostream 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riostream 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 459a50ab3a77ec82dde97bf103706674fd773d23e804628c4e287808a10f27c8
[INFO] running `Command { std: "docker" "start" "-a" "459a50ab3a77ec82dde97bf103706674fd773d23e804628c4e287808a10f27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "459a50ab3a77ec82dde97bf103706674fd773d23e804628c4e287808a10f27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459a50ab3a77ec82dde97bf103706674fd773d23e804628c4e287808a10f27c8", kill_on_drop: false }`
[INFO] [stdout] 459a50ab3a77ec82dde97bf103706674fd773d23e804628c4e287808a10f27c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 93f93446dcbf4b03ba5157c24952198c2ed34e0bb185094492748a2be8d58ed5
[INFO] running `Command { std: "docker" "start" "-a" "93f93446dcbf4b03ba5157c24952198c2ed34e0bb185094492748a2be8d58ed5", kill_on_drop: false }`
[INFO] [stderr]    Compiling riostream v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "93f93446dcbf4b03ba5157c24952198c2ed34e0bb185094492748a2be8d58ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f93446dcbf4b03ba5157c24952198c2ed34e0bb185094492748a2be8d58ed5", kill_on_drop: false }`
[INFO] [stdout] 93f93446dcbf4b03ba5157c24952198c2ed34e0bb185094492748a2be8d58ed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d4de0595d76740886d2487ee1fee89a58f9818ddb12e7db66931f2e374b3fea6
[INFO] running `Command { std: "docker" "start" "-a" "d4de0595d76740886d2487ee1fee89a58f9818ddb12e7db66931f2e374b3fea6", kill_on_drop: false }`
[INFO] [stderr]    Compiling riostream v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "d4de0595d76740886d2487ee1fee89a58f9818ddb12e7db66931f2e374b3fea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4de0595d76740886d2487ee1fee89a58f9818ddb12e7db66931f2e374b3fea6", kill_on_drop: false }`
[INFO] [stdout] d4de0595d76740886d2487ee1fee89a58f9818ddb12e7db66931f2e374b3fea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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", kill_on_drop: false }`
[INFO] [stdout] 4349763e4eeb93dd99fbd8d4c614cb9afd70ced9a9da4ff1ad8e0d20820c798c
[INFO] running `Command { std: "docker" "start" "-a" "4349763e4eeb93dd99fbd8d4c614cb9afd70ced9a9da4ff1ad8e0d20820c798c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riostream-47c479b5d7c1667c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] 1 HelloWorld!
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests riostream
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - rin (line 22) - compile ... ok
[INFO] [stdout] test src/lib.rs - rerr (line 44) ... ok
[INFO] [stdout] test src/lib.rs - rout (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4349763e4eeb93dd99fbd8d4c614cb9afd70ced9a9da4ff1ad8e0d20820c798c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4349763e4eeb93dd99fbd8d4c614cb9afd70ced9a9da4ff1ad8e0d20820c798c", kill_on_drop: false }`
[INFO] [stdout] 4349763e4eeb93dd99fbd8d4c614cb9afd70ced9a9da4ff1ad8e0d20820c798c
