[INFO] fetching crate array_iterator 1.2.0...
[INFO] testing array_iterator-1.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate array_iterator 1.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate array_iterator 1.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array_iterator 1.2.0
[INFO] finished tweaking crates.io crate array_iterator 1.2.0
[INFO] tweaked toml for crates.io crate array_iterator 1.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] dece89777511b87fa63995c028bba4e1dc6aa2bcc3c3417d1458aafec634fc7e
[INFO] running `Command { std: "docker" "start" "-a" "dece89777511b87fa63995c028bba4e1dc6aa2bcc3c3417d1458aafec634fc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dece89777511b87fa63995c028bba4e1dc6aa2bcc3c3417d1458aafec634fc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dece89777511b87fa63995c028bba4e1dc6aa2bcc3c3417d1458aafec634fc7e", kill_on_drop: false }`
[INFO] [stdout] dece89777511b87fa63995c028bba4e1dc6aa2bcc3c3417d1458aafec634fc7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48ab4ce76b140932b050ec808695470a6fffd960eb13f3e36e9ab0894b726b4
[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" "f48ab4ce76b140932b050ec808695470a6fffd960eb13f3e36e9ab0894b726b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling array_iterator v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "f48ab4ce76b140932b050ec808695470a6fffd960eb13f3e36e9ab0894b726b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48ab4ce76b140932b050ec808695470a6fffd960eb13f3e36e9ab0894b726b4", kill_on_drop: false }`
[INFO] [stdout] f48ab4ce76b140932b050ec808695470a6fffd960eb13f3e36e9ab0894b726b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 200a2dedccbd67effbd272ed392e511c697bd0a34c9f179133d17b84320c5b5d
[INFO] running `Command { std: "docker" "start" "-a" "200a2dedccbd67effbd272ed392e511c697bd0a34c9f179133d17b84320c5b5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling array_iterator v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "200a2dedccbd67effbd272ed392e511c697bd0a34c9f179133d17b84320c5b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "200a2dedccbd67effbd272ed392e511c697bd0a34c9f179133d17b84320c5b5d", kill_on_drop: false }`
[INFO] [stdout] 200a2dedccbd67effbd272ed392e511c697bd0a34c9f179133d17b84320c5b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 755126b2de270acfdac42fb58a6a0f6f623c7e72924cbf0e751bd5244f06f169
[INFO] running `Command { std: "docker" "start" "-a" "755126b2de270acfdac42fb58a6a0f6f623c7e72924cbf0e751bd5244f06f169", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/array_iterator-a3d332e3161be6c3
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::interative_destruction ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::size_hint_iter ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_double_ended ... ok
[INFO] [stdout] test tests::len ... ok
[INFO] [stdout] test tests::no_leaks_partial ... ok
[INFO] [stdout] test tests::no_leaks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests array_iterator
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "755126b2de270acfdac42fb58a6a0f6f623c7e72924cbf0e751bd5244f06f169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755126b2de270acfdac42fb58a6a0f6f623c7e72924cbf0e751bd5244f06f169", kill_on_drop: false }`
[INFO] [stdout] 755126b2de270acfdac42fb58a6a0f6f623c7e72924cbf0e751bd5244f06f169