[INFO] fetching crate docstrings 0.1.1...
[INFO] checking docstrings-0.1.1 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate docstrings 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate docstrings 0.1.1 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fbc563d177d5d34558f5c55c3d495d47dc2d2c120a549715ef779053d03f616
[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" "7fbc563d177d5d34558f5c55c3d495d47dc2d2c120a549715ef779053d03f616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fbc563d177d5d34558f5c55c3d495d47dc2d2c120a549715ef779053d03f616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbc563d177d5d34558f5c55c3d495d47dc2d2c120a549715ef779053d03f616", kill_on_drop: false }`
[INFO] [stdout] 7fbc563d177d5d34558f5c55c3d495d47dc2d2c120a549715ef779053d03f616
[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=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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24716148dafc70b9a37459686164ec2797c46ed332ab40067db644a7ed471133
[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" "24716148dafc70b9a37459686164ec2797c46ed332ab40067db644a7ed471133", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.0.14
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking docstrings v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: 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: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `docstrings`
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "24716148dafc70b9a37459686164ec2797c46ed332ab40067db644a7ed471133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24716148dafc70b9a37459686164ec2797c46ed332ab40067db644a7ed471133", kill_on_drop: false }`
[INFO] [stdout] 24716148dafc70b9a37459686164ec2797c46ed332ab40067db644a7ed471133