[INFO] fetching crate procinfo 0.4.2...
[INFO] testing procinfo-0.4.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate procinfo 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate procinfo 0.4.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate procinfo 0.4.2
[INFO] finished tweaking crates.io crate procinfo 0.4.2
[INFO] tweaked toml for crates.io crate procinfo 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36bb7e438213669ac6968003e5ced8ce1b00880dcc31d36334b38b459dcb4b55
[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" "36bb7e438213669ac6968003e5ced8ce1b00880dcc31d36334b38b459dcb4b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36bb7e438213669ac6968003e5ced8ce1b00880dcc31d36334b38b459dcb4b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36bb7e438213669ac6968003e5ced8ce1b00880dcc31d36334b38b459dcb4b55", kill_on_drop: false }`
[INFO] [stdout] 36bb7e438213669ac6968003e5ced8ce1b00880dcc31d36334b38b459dcb4b55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce24beea7ad59784c45f98fb2a98139f693f4c7707ae0cb6b07ebe7912bb356
[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" "8ce24beea7ad59784c45f98fb2a98139f693f4c7707ae0cb6b07ebe7912bb356", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling procinfo v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/parsers.rs:154:1
[INFO] [stdout]     |
[INFO] [stdout] 154 | / named!(pub parse_kb<usize>,
[INFO] [stdout] 155 | |        chain!(space ~ bytes: parse_usize ~ space ~ tag!("kB"), || { bytes }));
[INFO] [stdout]     | |______________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]   --> src/loadavg.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / named!(parse_loadavg<LoadAvg>,
[INFO] [stdout] 35 | |        chain!(load_avg_1_min:   parse_f32   ~ space ~
[INFO] [stdout] 36 | |               load_avg_5_min:   parse_f32   ~ space ~
[INFO] [stdout] 37 | |               load_avg_10_min:  parse_f32   ~ space ~
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |                              tasks_total: tasks_total,
[INFO] [stdout] 46 | |                              last_created_pid: last_created_pid } }));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/loadavg.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut file = try!(File::open("/proc/loadavg"));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/loadavg.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     map_result(parse_loadavg(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |     map_result(parse_limits(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 168 |     limits_file(&mut try!(File::open(&format!("/proc/{}/limits", pid))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |     limits_file(&mut try!(File::open("/proc/self/limits")))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:236:18
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:236:56
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |     mountinfo_file(&mut try!(File::open(&format!("/proc/{}/mountinfo", pid))))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:249:25
[INFO] [stdout]     |
[INFO] [stdout] 249 |     mountinfo_file(&mut try!(File::open("/proc/self/mountinfo")))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:307:27
[INFO] [stdout]     |
[INFO] [stdout] 307 |     map_result(parse_stat(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:312:20
[INFO] [stdout]     |
[INFO] [stdout] 312 |     stat_file(&mut try!(File::open(&format!("/proc/{}/stat", pid))))
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:317:20
[INFO] [stdout]     |
[INFO] [stdout] 317 |     stat_file(&mut try!(File::open("/proc/self/stat")))
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]   --> src/pid/statm.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / named!(parse_statm<Statm>,
[INFO] [stdout] 32 | |     chain!(size: parse_usize     ~ space ~
[INFO] [stdout] 33 | |            resident: parse_usize ~ space ~
[INFO] [stdout] 34 | |            share: parse_usize    ~ space ~
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |                         text: text,
[INFO] [stdout] 43 | |                         data: data } }));
[INFO] [stdout]    | |_________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     map_result(parse_statm(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |     statm_file(&mut try!(File::open(&format!("/proc/{}/statm", pid))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |     statm_file(&mut try!(File::open("/proc/self/statm")))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:197:1
[INFO] [stdout]     |
[INFO] [stdout] 197 | / named!(parse_uid<(uid_t, uid_t, uid_t, uid_t)>, chain!(tag!("Uid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stdout] 198 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stdout] 199 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stdout]     | |_________________________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:200:1
[INFO] [stdout]     |
[INFO] [stdout] 200 | / named!(parse_gid<(gid_t, gid_t, gid_t, gid_t)>, chain!(tag!("Gid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stdout] 201 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stdout] 202 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stdout]     | |_________________________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:251:1
[INFO] [stdout]     |
[INFO] [stdout] 251 | named!(parse_cpus_allowed_list<()>, chain!(tag!("Cpus_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:252:1
[INFO] [stdout]     |
[INFO] [stdout] 252 | named!(parse_mems_allowed_list<()>, chain!(tag!("Mems_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:333:29
[INFO] [stdout]     |
[INFO] [stdout] 333 |     map_result(parse_status(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |     status_file(&mut try!(File::open(&format!("/proc/{}/status", pid))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:343:22
[INFO] [stdout]     |
[INFO] [stdout] 343 |     status_file(&mut try!(File::open("/proc/self/status")))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sys/fs/file_max.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut file = try!(File::open(FILE_MAX_PATH));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sys/fs/file_max.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     map_result(parse_file_max(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | /// Parses a line to a string.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | /// Parses a clock_t in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | /// Parses an i32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:117:1
[INFO] [stdout]     |
[INFO] [stdout] 117 | /// Parses an i64 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:121:1
[INFO] [stdout]     |
[INFO] [stdout] 121 | /// Parses an isize in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | /// Parses a u32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | /// Parses a u64 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:133:1
[INFO] [stdout]     |
[INFO] [stdout] 133 | /// Parses a usize in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:137:1
[INFO] [stdout]     |
[INFO] [stdout] 137 | /// Parses a f32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:141:1
[INFO] [stdout]     |
[INFO] [stdout] 141 | /// Parses a sequence of whitespace seperated u32s.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | /// Parses a sequence of whitespace seperated i32s.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:147:1
[INFO] [stdout]     |
[INFO] [stdout] 147 | /// Parses a bit into a boolean
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | /// Parses a usize followed by a kB unit tag.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:157:1
[INFO] [stdout]     |
[INFO] [stdout] 157 | /// Parses a u32 in base-16 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | /// Parses a u32 in base-8 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:167:1
[INFO] [stdout]     |
[INFO] [stdout] 167 | /// Parses a u64 in base-16 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:180:1
[INFO] [stdout]     |
[INFO] [stdout] 180 | /// Parses a list of u32 masks into an array of bytes in `BitVec` format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:181:1
[INFO] [stdout]     |
[INFO] [stdout] 181 | ///
[INFO] [stdout]     | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:182:1
[INFO] [stdout]     |
[INFO] [stdout] 182 | /// See cpuset(7) for the format being parsed.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/loadavg.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | /// Parses the loadavg file format.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | /// Consumes a space, main fields separator and optional fields separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | /// Consumes an hypen, the optional fields terminator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:93:1
[INFO] [stdout]    |
[INFO] [stdout] 93 | /// Consumes a colon, the major-minor separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | /// Consumes a dot, the fs sub-type separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | /// Parses a space-terminated string field in a mountinfo entry
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:121:1
[INFO] [stdout]     |
[INFO] [stdout] 121 | /// Parses a comma-separated list of mount options.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:183:1
[INFO] [stdout]     |
[INFO] [stdout] 183 | /// Parses a fs type label, with optional dotted sub-type.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | /// Parses a mount source.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:198:1
[INFO] [stdout]     |
[INFO] [stdout] 198 | /// Parses a comma-separated list of options.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:205:1
[INFO] [stdout]     |
[INFO] [stdout] 205 | /// Parses a mountpoint entry according to mountinfo file format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/stat.rs:166:1
[INFO] [stdout]     |
[INFO] [stdout] 166 | /// Parse the stat state format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/statm.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// Parses the statm file format.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/status.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | /// Parse the status state format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/pid/limits.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::{self};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 61 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "8ce24beea7ad59784c45f98fb2a98139f693f4c7707ae0cb6b07ebe7912bb356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce24beea7ad59784c45f98fb2a98139f693f4c7707ae0cb6b07ebe7912bb356", kill_on_drop: false }`
[INFO] [stdout] 8ce24beea7ad59784c45f98fb2a98139f693f4c7707ae0cb6b07ebe7912bb356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e4a0c1889e2380932f95115e31096f39e4b22e892c71d1bf197ce54a09f35ee
[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" "6e4a0c1889e2380932f95115e31096f39e4b22e892c71d1bf197ce54a09f35ee", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/parsers.rs:154:1
[INFO] [stdout]     |
[INFO] [stdout] 154 | / named!(pub parse_kb<usize>,
[INFO] [stdout] 155 | |        chain!(space ~ bytes: parse_usize ~ space ~ tag!("kB"), || { bytes }));
[INFO] [stdout]     | |______________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]   --> src/loadavg.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / named!(parse_loadavg<LoadAvg>,
[INFO] [stdout] 35 | |        chain!(load_avg_1_min:   parse_f32   ~ space ~
[INFO] [stdout] 36 | |               load_avg_5_min:   parse_f32   ~ space ~
[INFO] [stdout] 37 | |               load_avg_10_min:  parse_f32   ~ space ~
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |                              tasks_total: tasks_total,
[INFO] [stdout] 46 | |                              last_created_pid: last_created_pid } }));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/loadavg.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut file = try!(File::open("/proc/loadavg"));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/loadavg.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     map_result(parse_loadavg(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |     map_result(parse_limits(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 168 |     limits_file(&mut try!(File::open(&format!("/proc/{}/limits", pid))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |     limits_file(&mut try!(File::open("/proc/self/limits")))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:236:18
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:236:56
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |     mountinfo_file(&mut try!(File::open(&format!("/proc/{}/mountinfo", pid))))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:249:25
[INFO] [stdout]     |
[INFO] [stdout] 249 |     mountinfo_file(&mut try!(File::open("/proc/self/mountinfo")))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:307:27
[INFO] [stdout]     |
[INFO] [stdout] 307 |     map_result(parse_stat(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:312:20
[INFO] [stdout]     |
[INFO] [stdout] 312 |     stat_file(&mut try!(File::open(&format!("/proc/{}/stat", pid))))
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:317:20
[INFO] [stdout]     |
[INFO] [stdout] 317 |     stat_file(&mut try!(File::open("/proc/self/stat")))
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]   --> src/pid/statm.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / named!(parse_statm<Statm>,
[INFO] [stdout] 32 | |     chain!(size: parse_usize     ~ space ~
[INFO] [stdout] 33 | |            resident: parse_usize ~ space ~
[INFO] [stdout] 34 | |            share: parse_usize    ~ space ~
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |                         text: text,
[INFO] [stdout] 43 | |                         data: data } }));
[INFO] [stdout]    | |_________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     map_result(parse_statm(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |     statm_file(&mut try!(File::open(&format!("/proc/{}/statm", pid))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |     statm_file(&mut try!(File::open("/proc/self/statm")))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:197:1
[INFO] [stdout]     |
[INFO] [stdout] 197 | / named!(parse_uid<(uid_t, uid_t, uid_t, uid_t)>, chain!(tag!("Uid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stdout] 198 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stdout] 199 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stdout]     | |_________________________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:200:1
[INFO] [stdout]     |
[INFO] [stdout] 200 | / named!(parse_gid<(gid_t, gid_t, gid_t, gid_t)>, chain!(tag!("Gid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stdout] 201 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stdout] 202 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stdout]     | |_________________________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:251:1
[INFO] [stdout]     |
[INFO] [stdout] 251 | named!(parse_cpus_allowed_list<()>, chain!(tag!("Cpus_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:252:1
[INFO] [stdout]     |
[INFO] [stdout] 252 | named!(parse_mems_allowed_list<()>, chain!(tag!("Mems_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:333:29
[INFO] [stdout]     |
[INFO] [stdout] 333 |     map_result(parse_status(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |     status_file(&mut try!(File::open(&format!("/proc/{}/status", pid))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:343:22
[INFO] [stdout]     |
[INFO] [stdout] 343 |     status_file(&mut try!(File::open("/proc/self/status")))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sys/fs/file_max.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut file = try!(File::open(FILE_MAX_PATH));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sys/fs/file_max.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     map_result(parse_file_max(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | /// Parses a line to a string.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | /// Parses a clock_t in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | /// Parses an i32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:117:1
[INFO] [stdout]     |
[INFO] [stdout] 117 | /// Parses an i64 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:121:1
[INFO] [stdout]     |
[INFO] [stdout] 121 | /// Parses an isize in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | /// Parses a u32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | /// Parses a u64 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:133:1
[INFO] [stdout]     |
[INFO] [stdout] 133 | /// Parses a usize in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:137:1
[INFO] [stdout]     |
[INFO] [stdout] 137 | /// Parses a f32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:141:1
[INFO] [stdout]     |
[INFO] [stdout] 141 | /// Parses a sequence of whitespace seperated u32s.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | /// Parses a sequence of whitespace seperated i32s.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:147:1
[INFO] [stdout]     |
[INFO] [stdout] 147 | /// Parses a bit into a boolean
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | /// Parses a usize followed by a kB unit tag.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:157:1
[INFO] [stdout]     |
[INFO] [stdout] 157 | /// Parses a u32 in base-16 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | /// Parses a u32 in base-8 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:167:1
[INFO] [stdout]     |
[INFO] [stdout] 167 | /// Parses a u64 in base-16 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:180:1
[INFO] [stdout]     |
[INFO] [stdout] 180 | /// Parses a list of u32 masks into an array of bytes in `BitVec` format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:181:1
[INFO] [stdout]     |
[INFO] [stdout] 181 | ///
[INFO] [stdout]     | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:182:1
[INFO] [stdout]     |
[INFO] [stdout] 182 | /// See cpuset(7) for the format being parsed.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/loadavg.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | /// Parses the loadavg file format.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling procinfo v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | /// Consumes a space, main fields separator and optional fields separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | /// Consumes an hypen, the optional fields terminator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:93:1
[INFO] [stdout]    |
[INFO] [stdout] 93 | /// Consumes a colon, the major-minor separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | /// Consumes a dot, the fs sub-type separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | /// Parses a space-terminated string field in a mountinfo entry
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:121:1
[INFO] [stdout]     |
[INFO] [stdout] 121 | /// Parses a comma-separated list of mount options.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:183:1
[INFO] [stdout]     |
[INFO] [stdout] 183 | /// Parses a fs type label, with optional dotted sub-type.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | /// Parses a mount source.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:198:1
[INFO] [stdout]     |
[INFO] [stdout] 198 | /// Parses a comma-separated list of options.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:205:1
[INFO] [stdout]     |
[INFO] [stdout] 205 | /// Parses a mountpoint entry according to mountinfo file format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/stat.rs:166:1
[INFO] [stdout]     |
[INFO] [stdout] 166 | /// Parse the stat state format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/statm.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// Parses the statm file format.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/status.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | /// Parse the status state format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/pid/limits.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::{self};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 61 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/parsers.rs:154:1
[INFO] [stdout]     |
[INFO] [stdout] 154 | / named!(pub parse_kb<usize>,
[INFO] [stdout] 155 | |        chain!(space ~ bytes: parse_usize ~ space ~ tag!("kB"), || { bytes }));
[INFO] [stdout]     | |______________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]   --> src/loadavg.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / named!(parse_loadavg<LoadAvg>,
[INFO] [stdout] 35 | |        chain!(load_avg_1_min:   parse_f32   ~ space ~
[INFO] [stdout] 36 | |               load_avg_5_min:   parse_f32   ~ space ~
[INFO] [stdout] 37 | |               load_avg_10_min:  parse_f32   ~ space ~
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |                              tasks_total: tasks_total,
[INFO] [stdout] 46 | |                              last_created_pid: last_created_pid } }));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/loadavg.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut file = try!(File::open("/proc/loadavg"));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/loadavg.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     map_result(parse_loadavg(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |     map_result(parse_limits(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 168 |     limits_file(&mut try!(File::open(&format!("/proc/{}/limits", pid))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/limits.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |     limits_file(&mut try!(File::open("/proc/self/limits")))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:236:18
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:236:56
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |     mountinfo_file(&mut try!(File::open(&format!("/proc/{}/mountinfo", pid))))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/mountinfo.rs:249:25
[INFO] [stdout]     |
[INFO] [stdout] 249 |     mountinfo_file(&mut try!(File::open("/proc/self/mountinfo")))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:307:27
[INFO] [stdout]     |
[INFO] [stdout] 307 |     map_result(parse_stat(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:312:20
[INFO] [stdout]     |
[INFO] [stdout] 312 |     stat_file(&mut try!(File::open(&format!("/proc/{}/stat", pid))))
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/stat.rs:317:20
[INFO] [stdout]     |
[INFO] [stdout] 317 |     stat_file(&mut try!(File::open("/proc/self/stat")))
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]   --> src/pid/statm.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / named!(parse_statm<Statm>,
[INFO] [stdout] 32 | |     chain!(size: parse_usize     ~ space ~
[INFO] [stdout] 33 | |            resident: parse_usize ~ space ~
[INFO] [stdout] 34 | |            share: parse_usize    ~ space ~
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |                         text: text,
[INFO] [stdout] 43 | |                         data: data } }));
[INFO] [stdout]    | |_________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     map_result(parse_statm(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |     statm_file(&mut try!(File::open(&format!("/proc/{}/statm", pid))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pid/statm.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |     statm_file(&mut try!(File::open("/proc/self/statm")))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:197:1
[INFO] [stdout]     |
[INFO] [stdout] 197 | / named!(parse_uid<(uid_t, uid_t, uid_t, uid_t)>, chain!(tag!("Uid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stdout] 198 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stdout] 199 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stdout]     | |_________________________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:200:1
[INFO] [stdout]     |
[INFO] [stdout] 200 | / named!(parse_gid<(gid_t, gid_t, gid_t, gid_t)>, chain!(tag!("Gid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stdout] 201 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stdout] 202 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stdout]     | |_________________________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:251:1
[INFO] [stdout]     |
[INFO] [stdout] 251 | named!(parse_cpus_allowed_list<()>, chain!(tag!("Cpus_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stdout]    --> src/pid/status.rs:252:1
[INFO] [stdout]     |
[INFO] [stdout] 252 | named!(parse_mems_allowed_list<()>, chain!(tag!("Mems_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:333:29
[INFO] [stdout]     |
[INFO] [stdout] 333 |     map_result(parse_status(try!(read_to_end(file, &mut buf))))
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |     status_file(&mut try!(File::open(&format!("/proc/{}/status", pid))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/pid/status.rs:343:22
[INFO] [stdout]     |
[INFO] [stdout] 343 |     status_file(&mut try!(File::open("/proc/self/status")))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sys/fs/file_max.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut file = try!(File::open(FILE_MAX_PATH));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sys/fs/file_max.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     map_result(parse_file_max(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | /// Parses a line to a string.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | /// Parses a clock_t in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | /// Parses an i32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:117:1
[INFO] [stdout]     |
[INFO] [stdout] 117 | /// Parses an i64 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:121:1
[INFO] [stdout]     |
[INFO] [stdout] 121 | /// Parses an isize in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | /// Parses a u32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | /// Parses a u64 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:133:1
[INFO] [stdout]     |
[INFO] [stdout] 133 | /// Parses a usize in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:137:1
[INFO] [stdout]     |
[INFO] [stdout] 137 | /// Parses a f32 in base-10 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:141:1
[INFO] [stdout]     |
[INFO] [stdout] 141 | /// Parses a sequence of whitespace seperated u32s.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | /// Parses a sequence of whitespace seperated i32s.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:147:1
[INFO] [stdout]     |
[INFO] [stdout] 147 | /// Parses a bit into a boolean
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | /// Parses a usize followed by a kB unit tag.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:157:1
[INFO] [stdout]     |
[INFO] [stdout] 157 | /// Parses a u32 in base-16 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | /// Parses a u32 in base-8 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:167:1
[INFO] [stdout]     |
[INFO] [stdout] 167 | /// Parses a u64 in base-16 format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:180:1
[INFO] [stdout]     |
[INFO] [stdout] 180 | /// Parses a list of u32 masks into an array of bytes in `BitVec` format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:181:1
[INFO] [stdout]     |
[INFO] [stdout] 181 | ///
[INFO] [stdout]     | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/parsers.rs:182:1
[INFO] [stdout]     |
[INFO] [stdout] 182 | /// See cpuset(7) for the format being parsed.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/loadavg.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | /// Parses the loadavg file format.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | /// Consumes a space, main fields separator and optional fields separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | /// Consumes an hypen, the optional fields terminator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:93:1
[INFO] [stdout]    |
[INFO] [stdout] 93 | /// Consumes a colon, the major-minor separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | /// Consumes a dot, the fs sub-type separator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/mountinfo.rs:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | /// Parses a space-terminated string field in a mountinfo entry
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:121:1
[INFO] [stdout]     |
[INFO] [stdout] 121 | /// Parses a comma-separated list of mount options.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:183:1
[INFO] [stdout]     |
[INFO] [stdout] 183 | /// Parses a fs type label, with optional dotted sub-type.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | /// Parses a mount source.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:198:1
[INFO] [stdout]     |
[INFO] [stdout] 198 | /// Parses a comma-separated list of options.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/mountinfo.rs:205:1
[INFO] [stdout]     |
[INFO] [stdout] 205 | /// Parses a mountpoint entry according to mountinfo file format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/stat.rs:166:1
[INFO] [stdout]     |
[INFO] [stdout] 166 | /// Parse the stat state format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/pid/statm.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// Parses the statm file format.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/pid/status.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | /// Parse the status state format.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/pid/limits.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::{self};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 61 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.68s
[INFO] running `Command { std: "docker" "inspect" "6e4a0c1889e2380932f95115e31096f39e4b22e892c71d1bf197ce54a09f35ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4a0c1889e2380932f95115e31096f39e4b22e892c71d1bf197ce54a09f35ee", kill_on_drop: false }`
[INFO] [stdout] 6e4a0c1889e2380932f95115e31096f39e4b22e892c71d1bf197ce54a09f35ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d462175b8cd26e4caba59ef995ce6055da13ba029ad355664b42226cf127701
[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" "9d462175b8cd26e4caba59ef995ce6055da13ba029ad355664b42226cf127701", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/parsers.rs:154:1
[INFO] [stderr]     |
[INFO] [stderr] 154 | / named!(pub parse_kb<usize>,
[INFO] [stderr] 155 | |        chain!(space ~ bytes: parse_usize ~ space ~ tag!("kB"), || { bytes }));
[INFO] [stderr]     | |______________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]   --> src/loadavg.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / named!(parse_loadavg<LoadAvg>,
[INFO] [stderr] 35 | |        chain!(load_avg_1_min:   parse_f32   ~ space ~
[INFO] [stderr] 36 | |               load_avg_5_min:   parse_f32   ~ space ~
[INFO] [stderr] 37 | |               load_avg_10_min:  parse_f32   ~ space ~
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |                              tasks_total: tasks_total,
[INFO] [stderr] 46 | |                              last_created_pid: last_created_pid } }));
[INFO] [stderr]    | |______________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/loadavg.rs:51:20
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut file = try!(File::open("/proc/loadavg"));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/loadavg.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |     map_result(parse_loadavg(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/limits.rs:163:29
[INFO] [stderr]     |
[INFO] [stderr] 163 |     map_result(parse_limits(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/limits.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |     limits_file(&mut try!(File::open(&format!("/proc/{}/limits", pid))))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/limits.rs:173:22
[INFO] [stderr]     |
[INFO] [stderr] 173 |     limits_file(&mut try!(File::open("/proc/self/limits")))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:236:18
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:236:56
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stderr]     |                                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:244:25
[INFO] [stderr]     |
[INFO] [stderr] 244 |     mountinfo_file(&mut try!(File::open(&format!("/proc/{}/mountinfo", pid))))
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |     mountinfo_file(&mut try!(File::open("/proc/self/mountinfo")))
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/stat.rs:307:27
[INFO] [stderr]     |
[INFO] [stderr] 307 |     map_result(parse_stat(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/stat.rs:312:20
[INFO] [stderr]     |
[INFO] [stderr] 312 |     stat_file(&mut try!(File::open(&format!("/proc/{}/stat", pid))))
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/stat.rs:317:20
[INFO] [stderr]     |
[INFO] [stderr] 317 |     stat_file(&mut try!(File::open("/proc/self/stat")))
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]   --> src/pid/statm.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / named!(parse_statm<Statm>,
[INFO] [stderr] 32 | |     chain!(size: parse_usize     ~ space ~
[INFO] [stderr] 33 | |            resident: parse_usize ~ space ~
[INFO] [stderr] 34 | |            share: parse_usize    ~ space ~
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |                         text: text,
[INFO] [stderr] 43 | |                         data: data } }));
[INFO] [stderr]    | |_________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/pid/statm.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |     map_result(parse_statm(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/pid/statm.rs:53:21
[INFO] [stderr]    |
[INFO] [stderr] 53 |     statm_file(&mut try!(File::open(&format!("/proc/{}/statm", pid))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/pid/statm.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |     statm_file(&mut try!(File::open("/proc/self/statm")))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:197:1
[INFO] [stderr]     |
[INFO] [stderr] 197 | / named!(parse_uid<(uid_t, uid_t, uid_t, uid_t)>, chain!(tag!("Uid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stderr] 198 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stderr] 199 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stderr]     | |_________________________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:200:1
[INFO] [stderr]     |
[INFO] [stderr] 200 | / named!(parse_gid<(gid_t, gid_t, gid_t, gid_t)>, chain!(tag!("Gid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stderr] 201 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stderr] 202 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stderr]     | |_________________________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:251:1
[INFO] [stderr]     |
[INFO] [stderr] 251 | named!(parse_cpus_allowed_list<()>, chain!(tag!("Cpus_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:252:1
[INFO] [stderr]     |
[INFO] [stderr] 252 | named!(parse_mems_allowed_list<()>, chain!(tag!("Mems_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/status.rs:333:29
[INFO] [stderr]     |
[INFO] [stderr] 333 |     map_result(parse_status(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/status.rs:338:22
[INFO] [stderr]     |
[INFO] [stderr] 338 |     status_file(&mut try!(File::open(&format!("/proc/{}/status", pid))))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/status.rs:343:22
[INFO] [stderr]     |
[INFO] [stderr] 343 |     status_file(&mut try!(File::open("/proc/self/status")))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sys/fs/file_max.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut file = try!(File::open(FILE_MAX_PATH));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sys/fs/file_max.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     map_result(parse_file_max(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:105:1
[INFO] [stderr]     |
[INFO] [stderr] 105 | /// Parses a line to a string.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | /// Parses a clock_t in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | /// Parses an i32 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:117:1
[INFO] [stderr]     |
[INFO] [stderr] 117 | /// Parses an i64 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | /// Parses an isize in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:125:1
[INFO] [stderr]     |
[INFO] [stderr] 125 | /// Parses a u32 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:129:1
[INFO] [stderr]     |
[INFO] [stderr] 129 | /// Parses a u64 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | /// Parses a usize in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:137:1
[INFO] [stderr]     |
[INFO] [stderr] 137 | /// Parses a f32 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | /// Parses a sequence of whitespace seperated u32s.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:144:1
[INFO] [stderr]     |
[INFO] [stderr] 144 | /// Parses a sequence of whitespace seperated i32s.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:147:1
[INFO] [stderr]     |
[INFO] [stderr] 147 | /// Parses a bit into a boolean
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | /// Parses a usize followed by a kB unit tag.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:157:1
[INFO] [stderr]     |
[INFO] [stderr] 157 | /// Parses a u32 in base-16 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:162:1
[INFO] [stderr]     |
[INFO] [stderr] 162 | /// Parses a u32 in base-8 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:167:1
[INFO] [stderr]     |
[INFO] [stderr] 167 | /// Parses a u64 in base-16 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:180:1
[INFO] [stderr]     |
[INFO] [stderr] 180 | /// Parses a list of u32 masks into an array of bytes in `BitVec` format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:181:1
[INFO] [stderr]     |
[INFO] [stderr] 181 | ///
[INFO] [stderr]     | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | /// See cpuset(7) for the format being parsed.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/loadavg.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | /// Parses the loadavg file format.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | /// Consumes a space, main fields separator and optional fields separator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | /// Consumes an hypen, the optional fields terminator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:93:1
[INFO] [stderr]    |
[INFO] [stderr] 93 | /// Consumes a colon, the major-minor separator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:96:1
[INFO] [stderr]    |
[INFO] [stderr] 96 | /// Consumes a dot, the fs sub-type separator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | /// Parses a space-terminated string field in a mountinfo entry
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | /// Parses a comma-separated list of mount options.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:183:1
[INFO] [stderr]     |
[INFO] [stderr] 183 | /// Parses a fs type label, with optional dotted sub-type.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | /// Parses a mount source.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | /// Parses a comma-separated list of options.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:205:1
[INFO] [stderr]     |
[INFO] [stderr] 205 | /// Parses a mountpoint entry according to mountinfo file format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/stat.rs:166:1
[INFO] [stderr]     |
[INFO] [stderr] 166 | /// Parse the stat state format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/statm.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | /// Parses the statm file format.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/status.rs:178:1
[INFO] [stderr]     |
[INFO] [stderr] 178 | /// Parse the status state format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/pid/limits.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str::{self};
[INFO] [stderr]   |                ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 61 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/parsers.rs:154:1
[INFO] [stderr]     |
[INFO] [stderr] 154 | / named!(pub parse_kb<usize>,
[INFO] [stderr] 155 | |        chain!(space ~ bytes: parse_usize ~ space ~ tag!("kB"), || { bytes }));
[INFO] [stderr]     | |______________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]   --> src/loadavg.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / named!(parse_loadavg<LoadAvg>,
[INFO] [stderr] 35 | |        chain!(load_avg_1_min:   parse_f32   ~ space ~
[INFO] [stderr] 36 | |               load_avg_5_min:   parse_f32   ~ space ~
[INFO] [stderr] 37 | |               load_avg_10_min:  parse_f32   ~ space ~
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |                              tasks_total: tasks_total,
[INFO] [stderr] 46 | |                              last_created_pid: last_created_pid } }));
[INFO] [stderr]    | |______________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/loadavg.rs:51:20
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut file = try!(File::open("/proc/loadavg"));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/loadavg.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |     map_result(parse_loadavg(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/limits.rs:163:29
[INFO] [stderr]     |
[INFO] [stderr] 163 |     map_result(parse_limits(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/limits.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |     limits_file(&mut try!(File::open(&format!("/proc/{}/limits", pid))))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/limits.rs:173:22
[INFO] [stderr]     |
[INFO] [stderr] 173 |     limits_file(&mut try!(File::open("/proc/self/limits")))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:236:18
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:236:56
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mi = try!(map_result(parse_mountinfo_entry(try!(line).as_bytes())));
[INFO] [stderr]     |                                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:244:25
[INFO] [stderr]     |
[INFO] [stderr] 244 |     mountinfo_file(&mut try!(File::open(&format!("/proc/{}/mountinfo", pid))))
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/mountinfo.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |     mountinfo_file(&mut try!(File::open("/proc/self/mountinfo")))
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/stat.rs:307:27
[INFO] [stderr]     |
[INFO] [stderr] 307 |     map_result(parse_stat(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/stat.rs:312:20
[INFO] [stderr]     |
[INFO] [stderr] 312 |     stat_file(&mut try!(File::open(&format!("/proc/{}/stat", pid))))
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/stat.rs:317:20
[INFO] [stderr]     |
[INFO] [stderr] 317 |     stat_file(&mut try!(File::open("/proc/self/stat")))
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]   --> src/pid/statm.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / named!(parse_statm<Statm>,
[INFO] [stderr] 32 | |     chain!(size: parse_usize     ~ space ~
[INFO] [stderr] 33 | |            resident: parse_usize ~ space ~
[INFO] [stderr] 34 | |            share: parse_usize    ~ space ~
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |                         text: text,
[INFO] [stderr] 43 | |                         data: data } }));
[INFO] [stderr]    | |_________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/pid/statm.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |     map_result(parse_statm(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/pid/statm.rs:53:21
[INFO] [stderr]    |
[INFO] [stderr] 53 |     statm_file(&mut try!(File::open(&format!("/proc/{}/statm", pid))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/pid/statm.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |     statm_file(&mut try!(File::open("/proc/self/statm")))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:197:1
[INFO] [stderr]     |
[INFO] [stderr] 197 | / named!(parse_uid<(uid_t, uid_t, uid_t, uid_t)>, chain!(tag!("Uid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stderr] 198 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stderr] 199 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stderr]     | |_________________________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:200:1
[INFO] [stderr]     |
[INFO] [stderr] 200 | / named!(parse_gid<(gid_t, gid_t, gid_t, gid_t)>, chain!(tag!("Gid:\t") ~ real: parse_u32 ~ space ~ effective: parse_u32
[INFO] [stderr] 201 | |                                                                       ~ space ~ saved: parse_u32 ~ space ~ fs: parse_u32 ~ line_ending,
[INFO] [stderr] 202 | |                                                                    || { (real, effective, saved, fs) }));
[INFO] [stderr]     | |_________________________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:251:1
[INFO] [stderr]     |
[INFO] [stderr] 251 | named!(parse_cpus_allowed_list<()>, chain!(tag!("Cpus_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `chain`: please use [`do_parse!`](macro.do_parse.html) instead
[INFO] [stderr]    --> src/pid/status.rs:252:1
[INFO] [stderr]     |
[INFO] [stderr] 252 | named!(parse_mems_allowed_list<()>, chain!(tag!("Mems_allowed_list:\t") ~ not_line_ending ~ line_ending, || { () }));
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/status.rs:333:29
[INFO] [stderr]     |
[INFO] [stderr] 333 |     map_result(parse_status(try!(read_to_end(file, &mut buf))))
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/status.rs:338:22
[INFO] [stderr]     |
[INFO] [stderr] 338 |     status_file(&mut try!(File::open(&format!("/proc/{}/status", pid))))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/pid/status.rs:343:22
[INFO] [stderr]     |
[INFO] [stderr] 343 |     status_file(&mut try!(File::open("/proc/self/status")))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sys/fs/file_max.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut file = try!(File::open(FILE_MAX_PATH));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sys/fs/file_max.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     map_result(parse_file_max(try!(read_to_end(&mut file, &mut buf))))
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:105:1
[INFO] [stderr]     |
[INFO] [stderr] 105 | /// Parses a line to a string.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | /// Parses a clock_t in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | /// Parses an i32 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:117:1
[INFO] [stderr]     |
[INFO] [stderr] 117 | /// Parses an i64 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | /// Parses an isize in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:125:1
[INFO] [stderr]     |
[INFO] [stderr] 125 | /// Parses a u32 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stdout] running 28 tests
[INFO] [stderr]    --> src/parsers.rs:129:1
[INFO] [stderr]     |
[INFO] [stderr] 129 | /// Parses a u64 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | /// Parses a usize in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:137:1
[INFO] [stderr]     |
[INFO] [stderr] 137 | /// Parses a f32 in base-10 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | /// Parses a sequence of whitespace seperated u32s.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:144:1
[INFO] [stderr]     |
[INFO] [stderr] 144 | /// Parses a sequence of whitespace seperated i32s.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:147:1
[INFO] [stderr]     |
[INFO] [stderr] 147 | /// Parses a bit into a boolean
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | /// Parses a usize followed by a kB unit tag.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:157:1
[INFO] [stderr]     |
[INFO] [stderr] 157 | /// Parses a u32 in base-16 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:162:1
[INFO] [stderr]     |
[INFO] [stderr] 162 | /// Parses a u32 in base-8 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:167:1
[INFO] [stderr]     |
[INFO] [stderr] 167 | /// Parses a u64 in base-16 format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:180:1
[INFO] [stderr]     |
[INFO] [stderr] 180 | /// Parses a list of u32 masks into an array of bytes in `BitVec` format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:181:1
[INFO] [stderr]     |
[INFO] [stderr] 181 | ///
[INFO] [stderr]     | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parsers.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | /// See cpuset(7) for the format being parsed.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/loadavg.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | /// Parses the loadavg file format.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | /// Consumes a space, main fields separator and optional fields separator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | /// Consumes an hypen, the optional fields terminator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:93:1
[INFO] [stderr]    |
[INFO] [stderr] 93 | /// Consumes a colon, the major-minor separator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:96:1
[INFO] [stderr]    |
[INFO] [stderr] 96 | /// Consumes a dot, the fs sub-type separator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/mountinfo.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | /// Parses a space-terminated string field in a mountinfo entry
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | /// Parses a comma-separated list of mount options.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:183:1
[INFO] [stderr]     |
[INFO] [stderr] 183 | /// Parses a fs type label, with optional dotted sub-type.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | /// Parses a mount source.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | /// Parses a comma-separated list of options.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/mountinfo.rs:205:1
[INFO] [stderr]     |
[INFO] [stderr] 205 | /// Parses a mountpoint entry according to mountinfo file format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/stat.rs:166:1
[INFO] [stderr]     |
[INFO] [stderr] 166 | /// Parse the stat state format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/pid/statm.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | /// Parses the statm file format.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/pid/status.rs:178:1
[INFO] [stderr]     |
[INFO] [stderr] 178 | /// Parse the status state format.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/pid/limits.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str::{self};
[INFO] [stderr]   |                ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 61 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/procinfo-8a31926fd17fd2b7
[INFO] [stdout] test net::dev::test::no_interfaces ... ok
[INFO] [stdout] test loadavg::tests::test_loadavg ... ok
[INFO] [stdout] test parsers::tests::test_parse_f32 ... ok
[INFO] [stdout] test parsers::tests::test_parse_i32s ... ok
[INFO] [stdout] test parsers::tests::test_parse_u32_hex ... ok
[INFO] [stdout] test parsers::tests::test_reverse ... ok
[INFO] [stdout] test parsers::tests::test_u32_mask_list ... ok
[INFO] [stdout] test loadavg::tests::test_parse_loadavg ... ok
[INFO] [stdout] test parsers::tests::test_parse_u32s ... ok
[INFO] [stdout] test parsers::tests::test_parse_i32 ... ok
[INFO] [stdout] test parsers::tests::test_parse_i64 ... ok
[INFO] [stdout] test net::dev::test::two_interfaces ... ok
[INFO] [stdout] test pid::cwd::tests::test_cwd_self ... ok
[INFO] [stdout] test pid::limits::tests::test_limits ... ok
[INFO] [stdout] test parsers::tests::test_parse_bit ... ok
[INFO] [stdout] test net::dev::test::parse_native ... ok
[INFO] [stdout] test pid::mountinfo::tests::test_parse_mountinfo_entry ... ok
[INFO] [stdout] test pid::mountinfo::tests::test_parse_mountinfo_error ... ok
[INFO] [stdout] test pid::limits::tests::test_parse_limits ... ok
[INFO] [stdout] test pid::stat::tests::test_stat ... ok
[INFO] [stdout] test pid::statm::tests::test_statm ... ok
[INFO] [stdout] test pid::statm::tests::test_parse_statm ... ok
[INFO] [stdout] test pid::stat::tests::test_parse_command ... ok
[INFO] [stdout] test pid::stat::tests::test_parse_stat ... ok
[INFO] [stdout] test pid::status::tests::test_parse_status ... ok
[INFO] [stdout] test sys::fs::file_max::tests::test_file_max ... ok
[INFO] [stdout] test pid::mountinfo::tests::test_mountinfo ... ok
[INFO] [stdout] test pid::status::tests::test_status ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- pid::status::tests::test_status stdout ----
[INFO] [stdout] thread 'pid::status::tests::test_status' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: InvalidInput, error: "unable to parse whole input, remaining: Ok(\"CoreDumping:\\t0\\nTHP_enabled:\\t1\\nThreads:\\t3\\nSigQ:\\t1/128221\\nSigPnd:\\t0000000000000000\\nShdPnd:\\t0000000000000000\\nSigBlk:\\t0000000000000000\\nSigIgn:\\t0000000000001000\\nSigCgt:\\t0000000180000440\\nCapInh:\\t00000000a80425fb\\nCapPrm:\\t00000000a80425fb\\nCapEff:\\t00000000a80425fb\\nCapBnd:\\t00000000a80425fb\\nCapAmb:\\t0000000000000000\\nNoNewPrivs:\\t0\\nSeccomp:\\t2\\nSpeculation_Store_Bypass:\\tvulnerable\\nCpus_allowed:\\t00000000,00000000,00000000,0000ffff\\nCpus_allowed_list:\\t0-15\\nMems_allowed:\\t00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000001\\nMems_allowed_list:\\t0\\nvoluntary_ctxt_switches:\\t5\\nnonvoluntary_ctxt_switches:\\t2\\n\")" }', src/pid/status.rs:355:23
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55766946fe90 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stdout]    1:     0x55766946fe90 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55766946fe90 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55766946fe90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he009dcaaa75eed60
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x557669494c4c - core::fmt::write::h77b4746b0dea1dd3
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x55766940b326 - std::io::Write::write_fmt::h3a40d9c04f88bb58
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15
[INFO] [stdout]    6:     0x55766946a0fd - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h1b3d263673641f53
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9
[INFO] [stdout]    7:     0x557669472565 - std::sys_common::backtrace::_print::h2d880c9e69a21be9
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    8:     0x557669472565 - std::sys_common::backtrace::print::h5f02b1bb49f36879
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    9:     0x557669472565 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50
[INFO] [stdout]   10:     0x5576694721b2 - std::panicking::default_hook::hb52d73f0da9a4bb8
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9
[INFO] [stdout]   11:     0x557669472d01 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17
[INFO] [stdout]   12:     0x557669472847 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13
[INFO] [stdout]   13:     0x55766947034c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   14:     0x5576694727a9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5
[INFO] [stdout]   15:     0x557669492bb1 - core::panicking::panic_fmt::ha0bb065d9a260792
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14
[INFO] [stdout]   16:     0x5576694929d3 - core::option::expect_none_failed::h7e1dd0a94971eb61
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5
[INFO] [stdout]   17:     0x557669384e67 - core::result::Result<T,E>::unwrap::hdb502d5242d756c6
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23
[INFO] [stdout]   18:     0x5576693f3980 - procinfo::pid::status::tests::test_status::hc576653c503f4e48
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pid/status.rs:355:9
[INFO] [stdout]   19:     0x5576693f393a - procinfo::pid::status::tests::test_status::{{closure}}::h25620116efe5ca7b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pid/status.rs:354:5
[INFO] [stdout]   20:     0x557669362eee - core::ops::function::FnOnce::call_once::h86e288e3d2c0c654
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x557669432e73 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x557669432e73 - test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5
[INFO] [stdout]   23:     0x55766943131a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   24:     0x55766943131a - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   25:     0x55766943131a - std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   26:     0x55766943131a - std::panicking::try::hc531439ab6159192
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   27:     0x55766943131a - std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   28:     0x55766943131a - test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18
[INFO] [stdout]   29:     0x55766943131a - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39
[INFO] [stdout]   30:     0x55766940a6a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55766940f6a3 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   32:     0x55766940f6a3 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   33:     0x55766940f6a3 - std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   34:     0x55766940f6a3 - std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   35:     0x55766940f6a3 - std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   36:     0x55766940f6a3 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   37:     0x55766940f6a3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55766947915a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   39:     0x55766947915a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   40:     0x55766947915a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7ff62cb5c609 - start_thread
[INFO] [stdout]   42:     0x7ff62c92e293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     pid::status::tests::test_status
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 27 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "9d462175b8cd26e4caba59ef995ce6055da13ba029ad355664b42226cf127701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d462175b8cd26e4caba59ef995ce6055da13ba029ad355664b42226cf127701", kill_on_drop: false }`
[INFO] [stdout] 9d462175b8cd26e4caba59ef995ce6055da13ba029ad355664b42226cf127701