[INFO] fetching crate docstrings 0.1.1...
[INFO] checking docstrings-0.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate docstrings 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate docstrings 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate docstrings 0.1.1
[INFO] finished tweaking crates.io crate docstrings 0.1.1
[INFO] tweaked toml for crates.io crate docstrings 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v0.8.2
[INFO] [stderr]   Downloaded pulldown-cmark v0.0.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba460791d85f48f17722fe62d6c153ece7b2fe559e11ad211fd7432f29782275
[INFO] running `Command { std: "docker" "start" "-a" "ba460791d85f48f17722fe62d6c153ece7b2fe559e11ad211fd7432f29782275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba460791d85f48f17722fe62d6c153ece7b2fe559e11ad211fd7432f29782275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba460791d85f48f17722fe62d6c153ece7b2fe559e11ad211fd7432f29782275", kill_on_drop: false }`
[INFO] [stdout] ba460791d85f48f17722fe62d6c153ece7b2fe559e11ad211fd7432f29782275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f4712178fe28999109920ab5cf66c5e83e9a4ba8ce48d32b8b10c8068912ac4
[INFO] running `Command { std: "docker" "start" "-a" "7f4712178fe28999109920ab5cf66c5e83e9a4ba8ce48d32b8b10c8068912ac4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pulldown-cmark v0.0.14
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking docstrings v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |             sections.push(try!(section(events)));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:7:23
[INFO] [stdout]    |
[INFO] [stdout] 7  | #![deny(missing_docs, warnings, unsafe_code, missing_debug_implementations)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:77:31
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 sections.push(try!(section(events))),
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |             DocSection::Parameters(try!(list(events, &headline))),
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:98:40
[INFO] [stdout]    |
[INFO] [stdout] 98 |             DocSection::TypeParameters(try!(list(events, &headline))),
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/extractors.rs:100:44
[INFO] [stdout]     |
[INFO] [stdout] 100 |             DocSection::LifetimeParameters(try!(list(events, &headline))),
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/extractors.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 try!(list(events, &headline))),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/extractors.rs:123:56
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Some(Event::Start(Tag::Item)) => list.push(try!(list_item(events))),
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         teaser: try!(extractors::teaser(events)),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         description: try!(extractors::description(events)),
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |         sections: try!(extractors::sections(events)),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |             sections.push(try!(section(events)));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:7:23
[INFO] [stdout]    |
[INFO] [stdout] 7  | #![deny(missing_docs, warnings, unsafe_code, missing_debug_implementations)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:77:31
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 sections.push(try!(section(events))),
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |             DocSection::Parameters(try!(list(events, &headline))),
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/extractors.rs:98:40
[INFO] [stdout]    |
[INFO] [stdout] 98 |             DocSection::TypeParameters(try!(list(events, &headline))),
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/extractors.rs:100:44
[INFO] [stdout]     |
[INFO] [stdout] 100 |             DocSection::LifetimeParameters(try!(list(events, &headline))),
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/extractors.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 try!(list(events, &headline))),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/extractors.rs:123:56
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Some(Event::Start(Tag::Item)) => list.push(try!(list_item(events))),
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         teaser: try!(extractors::teaser(events)),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         description: try!(extractors::description(events)),
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |         sections: try!(extractors::sections(events)),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/to_md.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     res.trim_right().into()
[INFO] [stdout]    |         ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/extractors.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |         docs = docs.trim_left_matches(": ").into();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/to_md.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     res.trim_right().into()
[INFO] [stdout]    |         ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/extractors.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |         docs = docs.trim_left_matches(": ").into();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "7f4712178fe28999109920ab5cf66c5e83e9a4ba8ce48d32b8b10c8068912ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4712178fe28999109920ab5cf66c5e83e9a4ba8ce48d32b8b10c8068912ac4", kill_on_drop: false }`
[INFO] [stdout] 7f4712178fe28999109920ab5cf66c5e83e9a4ba8ce48d32b8b10c8068912ac4
