[INFO] fetching crate data_chain 0.1.1...
[INFO] documenting data_chain-0.1.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate data_chain 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate data_chain 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate data_chain 0.1.1
[INFO] finished tweaking crates.io crate data_chain 0.1.1
[INFO] tweaked toml for crates.io crate data_chain 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v0.4.3
[INFO] [stderr]   Downloaded bincode v0.5.9
[INFO] [stderr]   Downloaded sodiumoxide v0.0.16
[INFO] [stderr]   Downloaded maidsafe_utilities v0.5.4
[INFO] [stderr]   Downloaded sha1 v0.1.1
[INFO] [stderr]   Downloaded deque v0.3.2
[INFO] [stderr]   Downloaded ws v0.4.8
[INFO] [stderr]   Downloaded log4rs v0.3.3
[INFO] [stderr]   Downloaded libsodium-sys v0.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01d82709f401ba121741d1352f45b8237dceeb27459fbdf281ad2427d40fba18
[INFO] running `Command { std: "docker" "start" "-a" "01d82709f401ba121741d1352f45b8237dceeb27459fbdf281ad2427d40fba18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01d82709f401ba121741d1352f45b8237dceeb27459fbdf281ad2427d40fba18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d82709f401ba121741d1352f45b8237dceeb27459fbdf281ad2427d40fba18", kill_on_drop: false }`
[INFO] [stdout] 01d82709f401ba121741d1352f45b8237dceeb27459fbdf281ad2427d40fba18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966c024b786476945a3bdea9a8d9ebb13193e5bc3350ca76fac4a02e464e4877
[INFO] running `Command { std: "docker" "start" "-a" "966c024b786476945a3bdea9a8d9ebb13193e5bc3350ca76fac4a02e464e4877", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking deque v0.3.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling libsodium-sys v0.0.16
[INFO] [stderr]     Checking toml v0.1.30
[INFO] [stderr]     Checking sha1 v0.1.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rayon v0.4.3
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking log4rs v0.3.3
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking sodiumoxide v0.0.16
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking bincode v0.5.9
[INFO] [stderr]     Checking ws v0.4.8
[INFO] [stderr]     Checking maidsafe_utilities v0.5.4
[INFO] [stderr]  Documenting data_chain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]    --> src/lib.rs:221:22
[INFO] [stdout]     |
[INFO] [stdout] 221 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `drop_with_repr_extern` has been removed: drop flags have been removed
[INFO] [stdout]    --> src/lib.rs:223:21
[INFO] [stdout]     |
[INFO] [stdout] 223 | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:222:32
[INFO] [stdout]     |
[INFO] [stdout] 222 |           unknown_crate_types, warnings)]
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]    --> src/lib.rs:224:61
[INFO] [stdout]     |
[INFO] [stdout] 224 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stdout]    --> src/lib.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]    --> src/lib.rs:225:32
[INFO] [stdout]     |
[INFO] [stdout] 225 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `fat_ptr_transmutes` has been removed: was accidentally removed back in 2014
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 | #![allow(box_pointers, fat_ptr_transmutes, missing_copy_implementations,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/data_chain.rs:285:42
[INFO] [stdout]     |
[INFO] [stdout] 285 |         self.chain.iter_mut().rev().find((|x| x.identifier().is_link() && x.valid))
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:227:46
[INFO] [stdout]     |
[INFO] [stdout] 227 |         unused_comparisons, unused_features, unused_parens, while_true)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]    --> src/lib.rs:64:41
[INFO] [stdout]     |
[INFO] [stdout] 64  | //! Please also see [github repository][1],
[INFO] [stdout]     |                                         ^ no item named `1` in scope
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:222:32
[INFO] [stdout]     |
[INFO] [stdout] 222 |           unknown_crate_types, warnings)]
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` implied by `#[warn(warnings)]`
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `3`
[INFO] [stdout]   --> src/lib.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 | //! [RFC][3]
[INFO] [stdout]    |           ^ no item named `3` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]    --> src/lib.rs:211:6
[INFO] [stdout]     |
[INFO] [stdout] 211 | //! [1]: https://github.com/dirvine/data_chain/tree/master
[INFO] [stdout]     |      ^ no item named `1` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `3`
[INFO] [stdout]    --> src/lib.rs:212:6
[INFO] [stdout]     |
[INFO] [stdout] 212 | //! [3]: https://github.com/dirvine/data_chain/blob/master/docs/0029-data-blocks.md
[INFO] [stdout]     |      ^ no item named `3` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stdout]    --> src/lib.rs:26:1
[INFO] [stdout]     |
[INFO] [stdout] 26  | / //! #data_chain
[INFO] [stdout] 27  | | //! Data blocks can be chained to provide verifiable assuredness that they contain network valid
[INFO] [stdout] 28  | | //! data and not injected.
[INFO] [stdout] 29  | | //!
[INFO] [stdout] ...   |
[INFO] [stdout] 211 | | //! [1]: https://github.com/dirvine/data_chain/tree/master
[INFO] [stdout] 212 | | //! [3]: https://github.com/dirvine/data_chain/blob/master/docs/0029-data-blocks.md
[INFO] [stdout]     | |___________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:222:32
[INFO] [stdout]     |
[INFO] [stdout] 222 |           unknown_crate_types, warnings)]
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_codeblock_attributes)]` implied by `#[warn(warnings)]`
[INFO] [stdout]     = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:211:10
[INFO] [stdout]     |
[INFO] [stdout] 211 | //! [1]: https://github.com/dirvine/data_chain/tree/master
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/dirvine/data_chain/tree/master>`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:222:32
[INFO] [stdout]     |
[INFO] [stdout] 222 |           unknown_crate_types, warnings)]
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` implied by `#[warn(warnings)]`
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:212:10
[INFO] [stdout]     |
[INFO] [stdout] 212 | //! [3]: https://github.com/dirvine/data_chain/blob/master/docs/0029-data-blocks.md
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/dirvine/data_chain/blob/master/docs/0029-data-blocks.md>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `Command { std: "docker" "inspect" "966c024b786476945a3bdea9a8d9ebb13193e5bc3350ca76fac4a02e464e4877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966c024b786476945a3bdea9a8d9ebb13193e5bc3350ca76fac4a02e464e4877", kill_on_drop: false }`
[INFO] [stdout] 966c024b786476945a3bdea9a8d9ebb13193e5bc3350ca76fac4a02e464e4877
