[INFO] fetching crate futuristic 0.5.0...
[INFO] testing futuristic-0.5.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate futuristic 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate futuristic 0.5.0
[INFO] finished tweaking crates.io crate futuristic 0.5.0
[INFO] tweaked toml for crates.io crate futuristic 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futuristic 0.5.0 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 20 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] 19877c3db5474ced7c04184515d8f8cc4db7c030fbad74599d78d78bfaf7a6d2
[INFO] running `Command { std: "docker" "start" "-a" "19877c3db5474ced7c04184515d8f8cc4db7c030fbad74599d78d78bfaf7a6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19877c3db5474ced7c04184515d8f8cc4db7c030fbad74599d78d78bfaf7a6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19877c3db5474ced7c04184515d8f8cc4db7c030fbad74599d78d78bfaf7a6d2", kill_on_drop: false }`
[INFO] [stdout] 19877c3db5474ced7c04184515d8f8cc4db7c030fbad74599d78d78bfaf7a6d2
[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] 8b1df41d3753cc684721f7950163a83426dc88dfa299cde1560e2eeff7f5aca9
[INFO] running `Command { std: "docker" "start" "-a" "8b1df41d3753cc684721f7950163a83426dc88dfa299cde1560e2eeff7f5aca9", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling futuristic v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "8b1df41d3753cc684721f7950163a83426dc88dfa299cde1560e2eeff7f5aca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1df41d3753cc684721f7950163a83426dc88dfa299cde1560e2eeff7f5aca9", kill_on_drop: false }`
[INFO] [stdout] 8b1df41d3753cc684721f7950163a83426dc88dfa299cde1560e2eeff7f5aca9
[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] a8b9a116a28b89660301eb631302aa4579f876a236fa5e2186e706ecb580fae7
[INFO] running `Command { std: "docker" "start" "-a" "a8b9a116a28b89660301eb631302aa4579f876a236fa5e2186e706ecb580fae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling futuristic v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "a8b9a116a28b89660301eb631302aa4579f876a236fa5e2186e706ecb580fae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b9a116a28b89660301eb631302aa4579f876a236fa5e2186e706ecb580fae7", kill_on_drop: false }`
[INFO] [stdout] a8b9a116a28b89660301eb631302aa4579f876a236fa5e2186e706ecb580fae7
[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] acc92c0b226e368d8791294c26751dfb4017c137d2767dd36f015da8bf2609ba
[INFO] running `Command { std: "docker" "start" "-a" "acc92c0b226e368d8791294c26751dfb4017c137d2767dd36f015da8bf2609ba", 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/futuristic-577d52ce3c49f4cf)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test stream::zip_latest::tests::it_works ... ok
[INFO] [stdout] test future::tests::it_works ... ok
[INFO] [stdout] test stream::zip_latest::tests::zipping_latest_of_2_empty_streams_gives_empty_stream ... ok
[INFO] [stdout] test stream::zip_latest_all::tests::zipping_latest_of_empty_and_infinite_streams_gives_empty_stream ... ok
[INFO] [stdout] test stream::zip_latest_with::tests::it_works ... ok
[INFO] [stdout] test stream::zip_latest_all::tests::zipping_latest_of_2_empty_streams_gives_empty_stream ... ok
[INFO] [stdout] test stream::zip_latest_with_all::tests::it_works ... ok
[INFO] [stdout] test stream::zip_latest::tests::zipping_latest_of_empty_and_infinite_streams_gives_empty_stream ... ok
[INFO] [stdout] test sink::fork::tests::it_works ... ok
[INFO] [stderr]    Doc-tests futuristic
[INFO] [stdout] test stream::zip_latest_all::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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" "acc92c0b226e368d8791294c26751dfb4017c137d2767dd36f015da8bf2609ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc92c0b226e368d8791294c26751dfb4017c137d2767dd36f015da8bf2609ba", kill_on_drop: false }`
[INFO] [stdout] acc92c0b226e368d8791294c26751dfb4017c137d2767dd36f015da8bf2609ba