[INFO] updating cached repository https://github.com/dwrensha/shortmantout
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07abf67c67baa3927206cd10cb146126a675ae63
[INFO] checking dwrensha/shortmantout against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwrensha%2Fshortmantout" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dwrensha/shortmantout on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dwrensha/shortmantout
[INFO] finished tweaking git repo https://github.com/dwrensha/shortmantout
[INFO] tweaked toml for git repo https://github.com/dwrensha/shortmantout written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dwrensha/shortmantout already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a768b498c27af039af3f0f335b2080cd5e153426331d67657d8574060997c57
[INFO] running `"docker" "start" "-a" "7a768b498c27af039af3f0f335b2080cd5e153426331d67657d8574060997c57"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking nibble_vec v0.0.4
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking radix_trie v0.0.8
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking carrycoat v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:105:53
[INFO] [stderr]     |
[INFO] [stderr] 105 |         for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(path))).split('\n' as u8) {
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let word = try!(maybe_word);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(try!(::std::fs::File::open(path)).read_to_end(&mut portmantout));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:123:14
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(try!(::std::fs::File::open(path)).read_to_end(&mut portmantout));
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:352:20
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let mut file = try!(::std::fs::File::create(&filename));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:367:25
[INFO] [stderr]     |
[INFO] [stderr] 367 |                         try!(file.write_all(&particle.chars));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:368:25
[INFO] [stderr]     |
[INFO] [stderr] 368 |                         try!(file.write_all(padding));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:374:25
[INFO] [stderr]     |
[INFO] [stderr] 374 |                         try!(file.write_all(&particle.chars[.. write_len]));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:381:17
[INFO] [stderr]     |
[INFO] [stderr] 381 |                 try!(file.write_all(&particle.chars));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:581:21
[INFO] [stderr]     |
[INFO] [stderr] 581 |     let mut state = try!(State::from_particle_file(&args[1]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:584:9
[INFO] [stderr]     |
[INFO] [stderr] 584 |         try!(state.resume(&args[4]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:592:51
[INFO] [stderr]     |
[INFO] [stderr] 592 |     for maybe_joiner in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[2]))).split('\n' as u8) {
[INFO] [stderr]     |                                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let joiner = try!(maybe_joiner);
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:601:49
[INFO] [stderr]     |
[INFO] [stderr] 601 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[3]))).split('\n' as u8) {
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:602:20
[INFO] [stderr]     |
[INFO] [stderr] 602 |         let word = try!(maybe_word);
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:609:23
[INFO] [stderr]     |
[INFO] [stderr] 609 |     let mut urandom = try!(::std::fs::File::open("/dev/urandom"));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:612:21
[INFO] [stderr]     |
[INFO] [stderr] 612 |         seed[idx] = try!(urandom.read_u32::<LittleEndian>());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:619:5
[INFO] [stderr]     |
[INFO] [stderr] 619 |     try!(write_portmantout(&state));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:631:13
[INFO] [stderr]     |
[INFO] [stderr] 631 |             try!(write_portmantout(&state));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:636:17
[INFO] [stderr]     |
[INFO] [stderr] 636 |                 try!(::std::io::stdout().flush());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]    --> src/search.rs:470:5
[INFO] [stderr]     |
[INFO] [stderr] 470 |     'outer: while particles_trie.len() > 0 {
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/search.rs:572:51
[INFO] [stderr]     |
[INFO] [stderr] 572 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     try!(try!(::std::fs::File::open(&args[1])).read_to_end(&mut portmantout));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:138:10
[INFO] [stderr]     |
[INFO] [stderr] 138 |     try!(try!(::std::fs::File::open(&args[1])).read_to_end(&mut portmantout));
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:148:49
[INFO] [stderr]     |
[INFO] [stderr] 148 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[2]))).split('\n' as u8) {
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:149:35
[INFO] [stderr]     |
[INFO] [stderr] 149 |         words.insert(BytesTrieKey(try!(maybe_word)), ());
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:164:49
[INFO] [stderr]     |
[INFO] [stderr] 164 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[3]))).split('\n' as u8) {
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |         reduced_words.push(try!(maybe_word));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/verify.rs:128:51
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:27:49
[INFO] [stderr]    |
[INFO] [stderr] 27 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[1]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:27:49
[INFO] [stderr]    |
[INFO] [stderr] 27 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[1]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:36:51
[INFO] [stderr]    |
[INFO] [stderr] 36 |     for maybe_joiner in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[2]))).split('\n' as u8) {
[INFO] [stderr]    |                                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let joiner = try!(maybe_joiner);
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:45:49
[INFO] [stderr]    |
[INFO] [stderr] 45 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[3]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/join.rs:16:51
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/join.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     'outer: while particles_trie.len() > 0 {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:36:51
[INFO] [stderr]    |
[INFO] [stderr] 36 |     for maybe_joiner in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[2]))).split('\n' as u8) {
[INFO] [stderr]    |                                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let joiner = try!(maybe_joiner);
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:45:49
[INFO] [stderr]    |
[INFO] [stderr] 45 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[3]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/join.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/join.rs:16:51
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/join.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     'outer: while particles_trie.len() > 0 {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lower_bound.rs:29:49
[INFO] [stderr]    |
[INFO] [stderr] 29 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[1]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lower_bound.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lower_bound.rs:19:51
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     try!(try!(::std::fs::File::open(&args[1])).read_to_end(&mut portmantout));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:138:10
[INFO] [stderr]     |
[INFO] [stderr] 138 |     try!(try!(::std::fs::File::open(&args[1])).read_to_end(&mut portmantout));
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:148:49
[INFO] [stderr]     |
[INFO] [stderr] 148 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[2]))).split('\n' as u8) {
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:149:35
[INFO] [stderr]     |
[INFO] [stderr] 149 |         words.insert(BytesTrieKey(try!(maybe_word)), ());
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:164:49
[INFO] [stderr]     |
[INFO] [stderr] 164 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[3]))).split('\n' as u8) {
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/verify.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |         reduced_words.push(try!(maybe_word));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/verify.rs:128:51
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generate.rs:27:49
[INFO] [stderr]    |
[INFO] [stderr] 27 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[1]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generate.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generate.rs:16:51
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lower_bound.rs:29:49
[INFO] [stderr]    |
[INFO] [stderr] 29 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[1]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lower_bound.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lower_bound.rs:19:51
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generate.rs:27:49
[INFO] [stderr]    |
[INFO] [stderr] 27 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[1]))).split('\n' as u8) {
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generate.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let word = try!(maybe_word);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generate.rs:16:51
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:105:53
[INFO] [stderr]     |
[INFO] [stderr] 105 |         for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(path))).split('\n' as u8) {
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let word = try!(maybe_word);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(try!(::std::fs::File::open(path)).read_to_end(&mut portmantout));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:123:14
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(try!(::std::fs::File::open(path)).read_to_end(&mut portmantout));
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:352:20
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let mut file = try!(::std::fs::File::create(&filename));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:367:25
[INFO] [stderr]     |
[INFO] [stderr] 367 |                         try!(file.write_all(&particle.chars));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:368:25
[INFO] [stderr]     |
[INFO] [stderr] 368 |                         try!(file.write_all(padding));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:374:25
[INFO] [stderr]     |
[INFO] [stderr] 374 |                         try!(file.write_all(&particle.chars[.. write_len]));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:381:17
[INFO] [stderr]     |
[INFO] [stderr] 381 |                 try!(file.write_all(&particle.chars));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:581:21
[INFO] [stderr]     |
[INFO] [stderr] 581 |     let mut state = try!(State::from_particle_file(&args[1]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:584:9
[INFO] [stderr]     |
[INFO] [stderr] 584 |         try!(state.resume(&args[4]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:592:51
[INFO] [stderr]     |
[INFO] [stderr] 592 |     for maybe_joiner in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[2]))).split('\n' as u8) {
[INFO] [stderr]     |                                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let joiner = try!(maybe_joiner);
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:601:49
[INFO] [stderr]     |
[INFO] [stderr] 601 |     for maybe_word in ::std::io::BufReader::new(try!(::std::fs::File::open(&args[3]))).split('\n' as u8) {
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:602:20
[INFO] [stderr]     |
[INFO] [stderr] 602 |         let word = try!(maybe_word);
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:609:23
[INFO] [stderr]     |
[INFO] [stderr] 609 |     let mut urandom = try!(::std::fs::File::open("/dev/urandom"));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:612:21
[INFO] [stderr]     |
[INFO] [stderr] 612 |         seed[idx] = try!(urandom.read_u32::<LittleEndian>());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:619:5
[INFO] [stderr]     |
[INFO] [stderr] 619 |     try!(write_portmantout(&state));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:631:13
[INFO] [stderr]     |
[INFO] [stderr] 631 |             try!(write_portmantout(&state));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/search.rs:636:17
[INFO] [stderr]     |
[INFO] [stderr] 636 |                 try!(::std::io::stdout().flush());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]    --> src/search.rs:470:5
[INFO] [stderr]     |
[INFO] [stderr] 470 |     'outer: while particles_trie.len() > 0 {
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/search.rs:572:51
[INFO] [stderr]     |
[INFO] [stderr] 572 | fn main_result() -> ::std::result::Result<(), Box<::std::error::Error>> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `"docker" "inspect" "7a768b498c27af039af3f0f335b2080cd5e153426331d67657d8574060997c57"`
[INFO] running `"docker" "rm" "-f" "7a768b498c27af039af3f0f335b2080cd5e153426331d67657d8574060997c57"`
[INFO] [stdout] 7a768b498c27af039af3f0f335b2080cd5e153426331d67657d8574060997c57