[INFO] fetching crate peekmore 0.5.6...
[INFO] testing peekmore-0.5.6 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate peekmore 0.5.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate peekmore 0.5.6 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peekmore 0.5.6
[INFO] finished tweaking crates.io crate peekmore 0.5.6
[INFO] tweaked toml for crates.io crate peekmore 0.5.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 478d5e9424d51044115bf443ed7a5780cd6f02ee5503eab8d270b902cc6eb792
[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" "478d5e9424d51044115bf443ed7a5780cd6f02ee5503eab8d270b902cc6eb792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478d5e9424d51044115bf443ed7a5780cd6f02ee5503eab8d270b902cc6eb792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478d5e9424d51044115bf443ed7a5780cd6f02ee5503eab8d270b902cc6eb792", kill_on_drop: false }`
[INFO] [stdout] 478d5e9424d51044115bf443ed7a5780cd6f02ee5503eab8d270b902cc6eb792
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25ca4817d1bfb89c4f19642df1ebd26b7f7324910ef001b01b6c93c9979db2ed
[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" "25ca4817d1bfb89c4f19642df1ebd26b7f7324910ef001b01b6c93c9979db2ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling peekmore v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "25ca4817d1bfb89c4f19642df1ebd26b7f7324910ef001b01b6c93c9979db2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ca4817d1bfb89c4f19642df1ebd26b7f7324910ef001b01b6c93c9979db2ed", kill_on_drop: false }`
[INFO] [stdout] 25ca4817d1bfb89c4f19642df1ebd26b7f7324910ef001b01b6c93c9979db2ed
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 2f80c4a82a7f3b463fa4499a676c51630e6c580d5d3b1b1fc7f63fe4ead5c79b
[INFO] running `Command { std: "docker" "start" "-a" "2f80c4a82a7f3b463fa4499a676c51630e6c580d5d3b1b1fc7f63fe4ead5c79b", kill_on_drop: false }`
[INFO] [stderr]    Compiling peekmore v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "2f80c4a82a7f3b463fa4499a676c51630e6c580d5d3b1b1fc7f63fe4ead5c79b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f80c4a82a7f3b463fa4499a676c51630e6c580d5d3b1b1fc7f63fe4ead5c79b", kill_on_drop: false }`
[INFO] [stdout] 2f80c4a82a7f3b463fa4499a676c51630e6c580d5d3b1b1fc7f63fe4ead5c79b
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90fc13f0dc6d449dccdee6a6711d170ecee3f4ce06474960de6558ac6313b82b
[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" "90fc13f0dc6d449dccdee6a6711d170ecee3f4ce06474960de6558ac6313b82b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 53 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/peekmore-ecd16d5eccbef0c6
[INFO] [stdout] test tests::check_advance_chain ... ok
[INFO] [stdout] test tests::check_move_backward ... ok
[INFO] [stdout] test tests::check_move_backward_or_reset_empty ... ok
[INFO] [stdout] test tests::check_move_backward_beyond_consumed_verify_cursor_position ... ok
[INFO] [stdout] test tests::check_move_forward_while ... ok
[INFO] [stdout] test tests::check_move_forward_while_empty ... ok
[INFO] [stdout] test tests::check_peek_backward_beyond_consumed_verify_cursor_position ... ok
[INFO] [stdout] test tests::check_peek_backward_or_first_empty ... ok
[INFO] [stdout] test tests::check_peek_forward ... ok
[INFO] [stdout] test tests::check_peek_window_moves_with_consume ... ok
[INFO] [stdout] test tests::check_peek_backward ... ok
[INFO] [stdout] test tests::check_peek_nth ... ok
[INFO] [stdout] test tests::peek_forward_with_reassignment ... ok
[INFO] [stdout] test tests::check_move_previous ... ok
[INFO] [stdout] test tests::check_move_forward ... ok
[INFO] [stdout] test tests::check_peek_nth_empty ... ok
[INFO] [stdout] test tests::check_move_backward_or_reset_beyond_consumed_verify_cursor_position ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::check_move_nth ... ok
[INFO] [stdout] test tests::check_advance_separately ... ok
[INFO] [stdout] test tests::check_move_backward_or_reset ... ok
[INFO] [stdout] test tests::check_move_forward_while_some ... ok
[INFO] [stdout] test tests::check_move_nth_empty ... ok
[INFO] [stdout] test tests::peek_forward_without_reassignment_advance_and_peek_combined ... ok
[INFO] [stdout] test tests::peek_forward_without_reassignment_advance_and_peek_combined_and_reset_view ... ok
[INFO] [stdout] test tests::peek_forward_without_reassignment_separately_advance_and_peek ... ok
[INFO] [stdout] test tests::peek_n_empty ... ok
[INFO] [stdout] test tests::peek_n_from_start_smaller_than_input_len ... ok
[INFO] [stdout] test tests::peek_range_out_of_bounds ... ok
[INFO] [stdout] test tests::peek_n_from_start_bigger_than_input_len ... ok
[INFO] [stdout] test tests::readme_example ... ok
[INFO] [stdout] test tests::peek_n_match ... ok
[INFO] [stdout] test tests::peek_previous_beyond_none ... ok
[INFO] [stdout] test tests::peek_range_from_start_eq_to_input_len ... ok
[INFO] [stdout] test tests::peek_range_empty ... ok
[INFO] [stdout] test tests::peek_range_match ... ok
[INFO] [stdout] test tests::peek_n_zero ... ok
[INFO] [stdout] test tests::check_peek_backward_or_first_beyond_consumed_verify_cursor_position ... ok
[INFO] [stdout] test tests::peek_range_from_start_bigger_than_input_len ... ok
[INFO] [stdout] test tests::peek_previous ... ok
[INFO] [stdout] test tests::peek_range_from_start_smaller_than_input_len ... ok
[INFO] [stdout] test tests::peek_range_from_middle ... ok
[INFO] [stdout] test tests::test_with_inherited_feature_count ... ok
[INFO] [stdout] test tests::test_with_consume_and_reset ... ok
[INFO] [stdout] test tests::peek_n_from_start_eq_to_input_len ... ok
[INFO] [stdout] test tests::truncate_to_iterator_fill_queue ... ok
[INFO] [stdout] test tests::truncate_to_iterator_cursor_and_queue_equal_length ... ok
[INFO] [stdout] test tests::truncate_to_iterator_on_single_element_collection ... ok
[INFO] [stdout] test tests::truncate_iterator_to_cursor_is_noop_when_queue_is_empty_from_iteration ... ok
[INFO] [stdout] test tests::truncate_to_iterator_on_empty_collection ... ok
[INFO] [stdout] test tests::truncate_iterator_to_cursor_is_noop_when_queue_is_empty_from_no_peeking ... ok
[INFO] [stdout] test tests::test_with_consume ... ok
[INFO] [stdout] test tests::peek_range_panic_on_invalid_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests peekmore
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 190) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 228) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 277) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek_range (line 652) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek_n (line 701) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 250) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 208) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 301) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::truncate_iterator_to_cursor (line 604) ... ok
[INFO] [stdout] test src/lib.rs - PeekMoreIterator<I>::peek (line 334) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90fc13f0dc6d449dccdee6a6711d170ecee3f4ce06474960de6558ac6313b82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90fc13f0dc6d449dccdee6a6711d170ecee3f4ce06474960de6558ac6313b82b", kill_on_drop: false }`
[INFO] [stdout] 90fc13f0dc6d449dccdee6a6711d170ecee3f4ce06474960de6558ac6313b82b