[INFO] fetching crate streaming-iterator 0.1.5...
[INFO] building streaming-iterator-0.1.5 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate streaming-iterator 0.1.5 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate streaming-iterator 0.1.5 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streaming-iterator 0.1.5
[INFO] finished tweaking crates.io crate streaming-iterator 0.1.5
[INFO] tweaked toml for crates.io crate streaming-iterator 0.1.5 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a0bc66ccaf5dba8fa0347470507b9c67cc1e42e4d5d5b7b0c9c3105c00e96fb
[INFO] running `Command { std: "docker" "start" "-a" "8a0bc66ccaf5dba8fa0347470507b9c67cc1e42e4d5d5b7b0c9c3105c00e96fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a0bc66ccaf5dba8fa0347470507b9c67cc1e42e4d5d5b7b0c9c3105c00e96fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0bc66ccaf5dba8fa0347470507b9c67cc1e42e4d5d5b7b0c9c3105c00e96fb", kill_on_drop: false }`
[INFO] [stdout] 8a0bc66ccaf5dba8fa0347470507b9c67cc1e42e4d5d5b7b0c9c3105c00e96fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93472d36addb56770446ec5b117719ded0d898251711e5247261c335ebb6f403
[INFO] running `Command { std: "docker" "start" "-a" "93472d36addb56770446ec5b117719ded0d898251711e5247261c335ebb6f403", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling streaming-iterator v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "93472d36addb56770446ec5b117719ded0d898251711e5247261c335ebb6f403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93472d36addb56770446ec5b117719ded0d898251711e5247261c335ebb6f403", kill_on_drop: false }`
[INFO] [stdout] 93472d36addb56770446ec5b117719ded0d898251711e5247261c335ebb6f403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d81dd131433ba811a91b0e2678e8f40e110fa1aa5abe6f4a1653321a1e178d60
[INFO] running `Command { std: "docker" "start" "-a" "d81dd131433ba811a91b0e2678e8f40e110fa1aa5abe6f4a1653321a1e178d60", kill_on_drop: false }`
[INFO] [stderr]    Compiling streaming-iterator v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:2099:28
[INFO] [stdout]      |
[INFO] [stdout] 2099 |     fn _is_object_safe(_: &StreamingIterator<Item = ()>) {}
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StreamingIterator<Item = ()>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d81dd131433ba811a91b0e2678e8f40e110fa1aa5abe6f4a1653321a1e178d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81dd131433ba811a91b0e2678e8f40e110fa1aa5abe6f4a1653321a1e178d60", kill_on_drop: false }`
[INFO] [stdout] d81dd131433ba811a91b0e2678e8f40e110fa1aa5abe6f4a1653321a1e178d60