[INFO] fetching crate ringbuffer-iteration 0.1.0...
[INFO] testing ringbuffer-iteration-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate ringbuffer-iteration 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ringbuffer-iteration 0.1.0
[INFO] finished tweaking crates.io crate ringbuffer-iteration 0.1.0
[INFO] tweaked toml for crates.io crate ringbuffer-iteration 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringbuffer-iteration 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c8f0e6323adfb52f02f8eea7edef8e677fba2b5eb0633bb96a0695aab386a0e
[INFO] running `Command { std: "docker" "start" "-a" "4c8f0e6323adfb52f02f8eea7edef8e677fba2b5eb0633bb96a0695aab386a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c8f0e6323adfb52f02f8eea7edef8e677fba2b5eb0633bb96a0695aab386a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8f0e6323adfb52f02f8eea7edef8e677fba2b5eb0633bb96a0695aab386a0e", kill_on_drop: false }`
[INFO] [stdout] 4c8f0e6323adfb52f02f8eea7edef8e677fba2b5eb0633bb96a0695aab386a0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b30e02bb55bb8c043f6930915f9d77ee125db77b449772ecdf0ac77b49dc95e
[INFO] running `Command { std: "docker" "start" "-a" "0b30e02bb55bb8c043f6930915f9d77ee125db77b449772ecdf0ac77b49dc95e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringbuffer-iteration v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "0b30e02bb55bb8c043f6930915f9d77ee125db77b449772ecdf0ac77b49dc95e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b30e02bb55bb8c043f6930915f9d77ee125db77b449772ecdf0ac77b49dc95e", kill_on_drop: false }`
[INFO] [stdout] 0b30e02bb55bb8c043f6930915f9d77ee125db77b449772ecdf0ac77b49dc95e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 335d57e6cd7d9a261013e256afd549aa5f321d575e3f02d3935f033aa98e9422
[INFO] running `Command { std: "docker" "start" "-a" "335d57e6cd7d9a261013e256afd549aa5f321d575e3f02d3935f033aa98e9422", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringbuffer-iteration v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "335d57e6cd7d9a261013e256afd549aa5f321d575e3f02d3935f033aa98e9422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335d57e6cd7d9a261013e256afd549aa5f321d575e3f02d3935f033aa98e9422", kill_on_drop: false }`
[INFO] [stdout] 335d57e6cd7d9a261013e256afd549aa5f321d575e3f02d3935f033aa98e9422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 799f1431135e3a5ff8609ad36546e02192b5aaae59bbb4163538b0c12179c8c2
[INFO] running `Command { std: "docker" "start" "-a" "799f1431135e3a5ff8609ad36546e02192b5aaae59bbb4163538b0c12179c8c2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringbuffer_iteration-875b2381d8ff0b64)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::ac_rms::ac_rms_no_overflow ... ok
[INFO] [stdout] test tests::ac_rms::ac_rms_sine_dc_offset ... ok
[INFO] [stdout] test tests::mean::mean_larger_buffer ... ok
[INFO] [stdout] test tests::mean::test_windowed_mean ... ok
[INFO] [stdout] test tests::ac_rms::ac_rms_sine ... ok
[INFO] [stdout] test tests::mean::mean_wide_step_size ... ok
[INFO] [stdout] test tests::test_add_items ... ok
[INFO] [stdout] test tests::test_empty_and_full ... ok
[INFO] [stdout] test tests::test_item_overwrite ... ok
[INFO] [stdout] test tests::test_exactsize_iter_length_counts ... ok
[INFO] [stdout] test tests::test_reverse_iter ... ok
[INFO] [stdout] test tests::test_iterate_through_items ... ok
[INFO] [stdout] test tests::test_iterate_through_unfilled_buf ... ok
[INFO] [stdout] test tests::test_non_integer_storage ... ok
[INFO] [stdout] test tests::mean::mean_no_overflow ... ok
[INFO] [stdout] test tests::mean::mean_small_delta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ringbuffer_iteration
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "799f1431135e3a5ff8609ad36546e02192b5aaae59bbb4163538b0c12179c8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799f1431135e3a5ff8609ad36546e02192b5aaae59bbb4163538b0c12179c8c2", kill_on_drop: false }`
[INFO] [stdout] 799f1431135e3a5ff8609ad36546e02192b5aaae59bbb4163538b0c12179c8c2