[INFO] fetching crate internal-iterator 0.2.0...
[INFO] testing internal-iterator-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate internal-iterator 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate internal-iterator 0.2.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate internal-iterator 0.2.0
[INFO] finished tweaking crates.io crate internal-iterator 0.2.0
[INFO] tweaked toml for crates.io crate internal-iterator 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 30f33450e6c88fce996ffb78e664bff34123b2c9d57fabebeddf328e583ca2d8
[INFO] running `Command { std: "docker" "start" "-a" "30f33450e6c88fce996ffb78e664bff34123b2c9d57fabebeddf328e583ca2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30f33450e6c88fce996ffb78e664bff34123b2c9d57fabebeddf328e583ca2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f33450e6c88fce996ffb78e664bff34123b2c9d57fabebeddf328e583ca2d8", kill_on_drop: false }`
[INFO] [stdout] 30f33450e6c88fce996ffb78e664bff34123b2c9d57fabebeddf328e583ca2d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.60.0" "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] 5dd6d2d3657ea9feedcf591f5f6c3b40a4c38aba664d6218a5c9fabd4f883616
[INFO] running `Command { std: "docker" "start" "-a" "5dd6d2d3657ea9feedcf591f5f6c3b40a4c38aba664d6218a5c9fabd4f883616", kill_on_drop: false }`
[INFO] [stderr]    Compiling internal-iterator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "5dd6d2d3657ea9feedcf591f5f6c3b40a4c38aba664d6218a5c9fabd4f883616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd6d2d3657ea9feedcf591f5f6c3b40a4c38aba664d6218a5c9fabd4f883616", kill_on_drop: false }`
[INFO] [stdout] 5dd6d2d3657ea9feedcf591f5f6c3b40a4c38aba664d6218a5c9fabd4f883616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.60.0" "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] 71ff6c14ab9c23d18f57dd6231de67e5b33a5b05c95a7d1ee9137863cf0ca1f0
[INFO] running `Command { std: "docker" "start" "-a" "71ff6c14ab9c23d18f57dd6231de67e5b33a5b05c95a7d1ee9137863cf0ca1f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling internal-iterator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "71ff6c14ab9c23d18f57dd6231de67e5b33a5b05c95a7d1ee9137863cf0ca1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ff6c14ab9c23d18f57dd6231de67e5b33a5b05c95a7d1ee9137863cf0ca1f0", kill_on_drop: false }`
[INFO] [stdout] 71ff6c14ab9c23d18f57dd6231de67e5b33a5b05c95a7d1ee9137863cf0ca1f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f19f22f3c006be86649874dece22eac0b3fd941836f63bd90652157c19f9342
[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" "7f19f22f3c006be86649874dece22eac0b3fd941836f63bd90652157c19f9342", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/internal_iterator-6add444f57213ed0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::readme_example ... ok
[INFO] [stdout] test tests::take_short_circuit ... ok
[INFO] [stdout] test tests::take_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests internal-iterator
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test src/lib.rs - InternalIterator::find_map (line 168) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::all (line 198) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::flat_map (line 405) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::collect (line 267) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::filter_map (line 354) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::count (line 306) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::find (line 375) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::any (line 213) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::chain (line 229) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::inspect (line 447) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::enumerate (line 323) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::last (line 473) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::max (line 510) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::filter (line 337) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::min (line 552) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::copied (line 288) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::cloned (line 249) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::nth (line 609) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::map (line 489) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::position (line 627) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::next (line 598) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::take (line 674) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::skip (line 654) ... ok
[INFO] [stdout] test src/lib.rs - IteratorExt::into_internal (line 761) ... ok
[INFO] [stdout] test src/lib.rs - InternalIterator::try_for_each (line 143) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f19f22f3c006be86649874dece22eac0b3fd941836f63bd90652157c19f9342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f19f22f3c006be86649874dece22eac0b3fd941836f63bd90652157c19f9342", kill_on_drop: false }`
[INFO] [stdout] 7f19f22f3c006be86649874dece22eac0b3fd941836f63bd90652157c19f9342