[INFO] fetching crate stream-flatten-iters 0.2.0...
[INFO] testing stream-flatten-iters-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stream-flatten-iters 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate stream-flatten-iters 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stream-flatten-iters 0.2.0
[INFO] finished tweaking crates.io crate stream-flatten-iters 0.2.0
[INFO] tweaked toml for crates.io crate stream-flatten-iters 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0224285cb52ed56a5ea5f621c0fb2884b6bab07f25aa953b2ff219bc556f9452
[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" "0224285cb52ed56a5ea5f621c0fb2884b6bab07f25aa953b2ff219bc556f9452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0224285cb52ed56a5ea5f621c0fb2884b6bab07f25aa953b2ff219bc556f9452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0224285cb52ed56a5ea5f621c0fb2884b6bab07f25aa953b2ff219bc556f9452", kill_on_drop: false }`
[INFO] [stdout] 0224285cb52ed56a5ea5f621c0fb2884b6bab07f25aa953b2ff219bc556f9452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] cdbeab5a003fcd2473f56553b25f01c3b64fb89155b671a9d4595f7742ad8070
[INFO] running `Command { std: "docker" "start" "-a" "cdbeab5a003fcd2473f56553b25f01c3b64fb89155b671a9d4595f7742ad8070", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v0.4.29
[INFO] [stderr]    Compiling pin-project v0.4.29
[INFO] [stderr]    Compiling stream-flatten-iters v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `project`: consider naming projected type by passing `project` argument to #[pin_project] attribute instead, see release note <https://github.com/taiki-e/pin-project/releases/tag/v0.4.21> for details
[INFO] [stdout]   --> src/try_flatten_iters.rs:99:7
[INFO] [stdout]    |
[INFO] [stdout] 99 |     #[project]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "cdbeab5a003fcd2473f56553b25f01c3b64fb89155b671a9d4595f7742ad8070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdbeab5a003fcd2473f56553b25f01c3b64fb89155b671a9d4595f7742ad8070", kill_on_drop: false }`
[INFO] [stdout] cdbeab5a003fcd2473f56553b25f01c3b64fb89155b671a9d4595f7742ad8070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b73794e13eb6d63cdb01ec8238b8417456b1efd3d2e8338661fdd6d0d2ef1c2d
[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" "b73794e13eb6d63cdb01ec8238b8417456b1efd3d2e8338661fdd6d0d2ef1c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stdout] warning: use of deprecated macro `project`: consider naming projected type by passing `project` argument to #[pin_project] attribute instead, see release note <https://github.com/taiki-e/pin-project/releases/tag/v0.4.21> for details
[INFO] [stdout]   --> src/try_flatten_iters.rs:99:7
[INFO] [stdout]    |
[INFO] [stdout] 99 |     #[project]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling stream-flatten-iters v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `project`: consider naming projected type by passing `project` argument to #[pin_project] attribute instead, see release note <https://github.com/taiki-e/pin-project/releases/tag/v0.4.21> for details
[INFO] [stdout]   --> src/try_flatten_iters.rs:99:7
[INFO] [stdout]    |
[INFO] [stdout] 99 |     #[project]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.05s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/stream_flatten_iters-e3c0757ca94fed6a)
[INFO] running `Command { std: "docker" "inspect" "b73794e13eb6d63cdb01ec8238b8417456b1efd3d2e8338661fdd6d0d2ef1c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73794e13eb6d63cdb01ec8238b8417456b1efd3d2e8338661fdd6d0d2ef1c2d", kill_on_drop: false }`
[INFO] [stdout] b73794e13eb6d63cdb01ec8238b8417456b1efd3d2e8338661fdd6d0d2ef1c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] a8dd26df1fb7a8a5d213e98b2640a6e4e629711fd9fa1108d044acad2f5af663
[INFO] running `Command { std: "docker" "start" "-a" "a8dd26df1fb7a8a5d213e98b2640a6e4e629711fd9fa1108d044acad2f5af663", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `project`: consider naming projected type by passing `project` argument to #[pin_project] attribute instead, see release note <https://github.com/taiki-e/pin-project/releases/tag/v0.4.21> for details
[INFO] [stderr]   --> src/try_flatten_iters.rs:99:7
[INFO] [stderr]    |
[INFO] [stderr] 99 |     #[project]
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stream-flatten-iters` (lib) generated 1 warning
[INFO] [stderr] warning: `stream-flatten-iters` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stream_flatten_iters-e3c0757ca94fed6a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test flatten_iters::tests::test_basic ... ok
[INFO] [stdout] test try_flatten_iters::tests::test_basic ... ok
[INFO] [stdout] test try_flatten_iters::tests::test_error ... ok
[INFO] [stdout] test try_flatten_iters::tests::test_empty ... ok
[INFO] [stdout] test try_flatten_iters::tests::test_error_with_collect ... ok
[INFO] [stdout] test flatten_iters::tests::test_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stream-flatten-iters
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8dd26df1fb7a8a5d213e98b2640a6e4e629711fd9fa1108d044acad2f5af663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8dd26df1fb7a8a5d213e98b2640a6e4e629711fd9fa1108d044acad2f5af663", kill_on_drop: false }`
[INFO] [stdout] a8dd26df1fb7a8a5d213e98b2640a6e4e629711fd9fa1108d044acad2f5af663