[INFO] fetching crate stream_generator 0.1.0...
[INFO] testing stream_generator-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate stream_generator 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate stream_generator 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stream_generator 0.1.0
[INFO] finished tweaking crates.io crate stream_generator 0.1.0
[INFO] tweaked toml for crates.io crate stream_generator 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 166c730c4505e326a0a66832d7bcd6fa8a5a95c2ed6b7036eab20a2c3c9ed06b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "166c730c4505e326a0a66832d7bcd6fa8a5a95c2ed6b7036eab20a2c3c9ed06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "166c730c4505e326a0a66832d7bcd6fa8a5a95c2ed6b7036eab20a2c3c9ed06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166c730c4505e326a0a66832d7bcd6fa8a5a95c2ed6b7036eab20a2c3c9ed06b", kill_on_drop: false }`
[INFO] [stdout] 166c730c4505e326a0a66832d7bcd6fa8a5a95c2ed6b7036eab20a2c3c9ed06b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05cf77f431a3ec4606e36b92dc711f3a964231f7c5c49c096209e38025c2f04a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05cf77f431a3ec4606e36b92dc711f3a964231f7c5c49c096209e38025c2f04a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling stream_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.69s
[INFO] running `Command { std: "docker" "inspect" "05cf77f431a3ec4606e36b92dc711f3a964231f7c5c49c096209e38025c2f04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cf77f431a3ec4606e36b92dc711f3a964231f7c5c49c096209e38025c2f04a", kill_on_drop: false }`
[INFO] [stdout] 05cf77f431a3ec4606e36b92dc711f3a964231f7c5c49c096209e38025c2f04a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 203a659eb634d3588f5ba4dc3851abe018fd28a9780d5a1b1ce85d0a5c524a86
[INFO] running `Command { std: "docker" "start" "-a" "203a659eb634d3588f5ba4dc3851abe018fd28a9780d5a1b1ce85d0a5c524a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling stream_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.77s
[INFO] running `Command { std: "docker" "inspect" "203a659eb634d3588f5ba4dc3851abe018fd28a9780d5a1b1ce85d0a5c524a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203a659eb634d3588f5ba4dc3851abe018fd28a9780d5a1b1ce85d0a5c524a86", kill_on_drop: false }`
[INFO] [stdout] 203a659eb634d3588f5ba4dc3851abe018fd28a9780d5a1b1ce85d0a5c524a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3bfac33b6831c5677147577ed718621d3a445ec83eebed67afde21d29b75fc12
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3bfac33b6831c5677147577ed718621d3a445ec83eebed67afde21d29b75fc12", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stream_generator-60dd7e47d4bfbd61)
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::convert_err ... ok
[INFO] [stdout] test tests::empty_stream ... ok
[INFO] [stdout] test tests::yield_then_err ... ok
[INFO] [stdout] test tests::multi_try ... ok
[INFO] [stdout] test tests::return_stream ... ok
[INFO] [stdout] test tests::backpressure ... ok
[INFO] [stdout] test tests::yield_single_value ... ok
[INFO] [stdout] test tests::single_err ... ok
[INFO] [stdout] test tests::borrow_self ... ok
[INFO] [stdout] test tests::stream_in_stream ... ok
[INFO] [stdout] test tests::consume_channel ... ok
[INFO] [stdout] test tests::noop_stream ... ok
[INFO] [stdout] test tests::yield_multi_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stream_generator
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - generate_try_stream (line 75) ... ok
[INFO] [stdout] test src/lib.rs - generate_stream (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bfac33b6831c5677147577ed718621d3a445ec83eebed67afde21d29b75fc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfac33b6831c5677147577ed718621d3a445ec83eebed67afde21d29b75fc12", kill_on_drop: false }`
[INFO] [stdout] 3bfac33b6831c5677147577ed718621d3a445ec83eebed67afde21d29b75fc12