[INFO] updating cached repository m-r-r/helianto
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/m-r-r/helianto
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/m-r-r/helianto" "work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/m-r-r/helianto" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/m-r-r/helianto"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/m-r-r/helianto'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0358bfa89ac9b06ec81f2e21fa015a44669e9f78
[INFO] sha for GitHub repo m-r-r/helianto: 0358bfa89ac9b06ec81f2e21fa015a44669e9f78
[INFO] validating manifest of m-r-r/helianto on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of m-r-r/helianto on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing m-r-r/helianto
[INFO] finished frobbing m-r-r/helianto
[INFO] frobbed toml for m-r-r/helianto written to work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto/Cargo.toml
[INFO] started frobbing m-r-r/helianto
[INFO] finished frobbing m-r-r/helianto
[INFO] frobbed toml for m-r-r/helianto written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/m-r-r/helianto/Cargo.toml
[INFO] crate m-r-r/helianto already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing m-r-r/helianto against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e0bfdef8af495028e22d64ddcb33db9f7c5ad8e2d153426b3749fb77470a580e
[INFO] running `"docker" "start" "-a" "e0bfdef8af495028e22d64ddcb33db9f7c5ad8e2d153426b3749fb77470a580e"`
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling stdio_logger v0.1.1
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling pulldown-cmark v0.0.7
[INFO] [stderr]    Compiling handlebars v0.16.1
[INFO] [stderr]    Compiling helianto v0.1.0-beta1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:58:20
[INFO] [stderr]    |
[INFO] [stderr] 58 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:27:31
[INFO] [stderr]    |
[INFO] [stderr] 27 | const CREATED_FIELD: &'static Field = &Date("created") as &Field;
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:27:60
[INFO] [stderr]    |
[INFO] [stderr] 27 | const CREATED_FIELD: &'static Field = &Date("created") as &Field;
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 | const MODIFIED_FIELD: &'static Field = &Date("modified") as &Field;
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:28:62
[INFO] [stderr]    |
[INFO] [stderr] 28 | const MODIFIED_FIELD: &'static Field = &Date("modified") as &Field;
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 | const KEYWORDS_FIELD: &'static Field = &Keywords("keywords") as &Field;
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:29:66
[INFO] [stderr]    |
[INFO] [stderr] 29 | const KEYWORDS_FIELD: &'static Field = &Keywords("keywords") as &Field;
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:62:33
[INFO] [stderr]    |
[INFO] [stderr] 62 |     readers: HashMap<String, Rc<Reader>>,
[INFO] [stderr]    |                                 ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:63:24
[INFO] [stderr]    |
[INFO] [stderr] 63 |     generators: Vec<Rc<Generator>>,
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Generator`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:56
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn get_reader(&self, path: &Path) -> Option<Rc<Reader>> {
[INFO] [stderr]     |                                                        ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:163:45
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn build_document(&mut self, reader: Rc<Reader>, path: &Path) -> Result<()> {
[INFO] [stderr]     |                                             ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/utils.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/document.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/readers/markdown.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/utils.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/document.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FromRaw`
[INFO] [stderr]   --> src/document.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 | use utils::{DateTime, FromRaw};
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/readers/markdown.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             return process::exit(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |         return print_usage(&program, opts);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |         return print_version();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         return process::exit(1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             return process::exit(1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         return init_content(source_dir.as_ref());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |         return process::exit(2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.47s
[INFO] running `"docker" "inspect" "e0bfdef8af495028e22d64ddcb33db9f7c5ad8e2d153426b3749fb77470a580e"`
[INFO] running `"docker" "rm" "-f" "e0bfdef8af495028e22d64ddcb33db9f7c5ad8e2d153426b3749fb77470a580e"`
[INFO] [stdout] e0bfdef8af495028e22d64ddcb33db9f7c5ad8e2d153426b3749fb77470a580e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 55bf98fd4b28624a3599fc56e84e1c40fb4e767cbe7b68ecf6e9e1f727ce61e6
[INFO] running `"docker" "start" "-a" "55bf98fd4b28624a3599fc56e84e1c40fb4e767cbe7b68ecf6e9e1f727ce61e6"`
[INFO] [stderr]    Compiling helianto v0.1.0-beta1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:58:20
[INFO] [stderr]    |
[INFO] [stderr] 58 |         cause: Box<error::Error>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:27:31
[INFO] [stderr]    |
[INFO] [stderr] 27 | const CREATED_FIELD: &'static Field = &Date("created") as &Field;
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:27:60
[INFO] [stderr]    |
[INFO] [stderr] 27 | const CREATED_FIELD: &'static Field = &Date("created") as &Field;
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 | const MODIFIED_FIELD: &'static Field = &Date("modified") as &Field;
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:28:62
[INFO] [stderr]    |
[INFO] [stderr] 28 | const MODIFIED_FIELD: &'static Field = &Date("modified") as &Field;
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 | const KEYWORDS_FIELD: &'static Field = &Keywords("keywords") as &Field;
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/document.rs:29:66
[INFO] [stderr]    |
[INFO] [stderr] 29 | const KEYWORDS_FIELD: &'static Field = &Keywords("keywords") as &Field;
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:62:33
[INFO] [stderr]    |
[INFO] [stderr] 62 |     readers: HashMap<String, Rc<Reader>>,
[INFO] [stderr]    |                                 ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:63:24
[INFO] [stderr]    |
[INFO] [stderr] 63 |     generators: Vec<Rc<Generator>>,
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Generator`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:56
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn get_reader(&self, path: &Path) -> Option<Rc<Reader>> {
[INFO] [stderr]     |                                                        ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:163:45
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn build_document(&mut self, reader: Rc<Reader>, path: &Path) -> Result<()> {
[INFO] [stderr]     |                                             ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/utils.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/document.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/readers/markdown.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             return process::exit(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |         return print_usage(&program, opts);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |         return print_version();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         return process::exit(1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             return process::exit(1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         return init_content(source_dir.as_ref());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |         return process::exit(2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/utils.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/document.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FromRaw`
[INFO] [stderr]   --> src/document.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 | use utils::{DateTime, FromRaw};
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/readers/markdown.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `"docker" "inspect" "55bf98fd4b28624a3599fc56e84e1c40fb4e767cbe7b68ecf6e9e1f727ce61e6"`
[INFO] running `"docker" "rm" "-f" "55bf98fd4b28624a3599fc56e84e1c40fb4e767cbe7b68ecf6e9e1f727ce61e6"`
[INFO] [stdout] 55bf98fd4b28624a3599fc56e84e1c40fb4e767cbe7b68ecf6e9e1f727ce61e6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-r/helianto:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 872c50be22b9fc9337dcc2a5b251ce8ca1b526677713cb24d07c694a18c54d86
[INFO] running `"docker" "start" "-a" "872c50be22b9fc9337dcc2a5b251ce8ca1b526677713cb24d07c694a18c54d86"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/helianto-d05b70dcc9a503c1
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test metadata::test_text_from_raw ... ok
[INFO] [stdout] test document::test_from_raw ... ok
[INFO] [stdout] test utils::test_remove_leading_dot ... ok
[INFO] [stdout] test readers::markdown::extract_metadata ... ok
[INFO] [stdout] test readers::markdown::can_skip_to_metadata ... ok
[INFO] [stdout] test readers::markdown::can_skip_to_body ... ok
[INFO] [stdout] test readers::markdown::extract_title ... ok
[INFO] [stdout] test readers::markdown::can_skip_metadata ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/helianto-9b06a793f5f676fe
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests helianto
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "872c50be22b9fc9337dcc2a5b251ce8ca1b526677713cb24d07c694a18c54d86"`
[INFO] running `"docker" "rm" "-f" "872c50be22b9fc9337dcc2a5b251ce8ca1b526677713cb24d07c694a18c54d86"`
[INFO] [stdout] 872c50be22b9fc9337dcc2a5b251ce8ca1b526677713cb24d07c694a18c54d86