[INFO] updating cached repository https://github.com/thepowersgang/rust-logiccircuit
[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] d07dca5db92ae2c02e1c332681fa2bf88c895874
[INFO] checking thepowersgang/rust-logiccircuit against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepowersgang%2Frust-logiccircuit" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thepowersgang/rust-logiccircuit on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thepowersgang/rust-logiccircuit
[INFO] finished tweaking git repo https://github.com/thepowersgang/rust-logiccircuit
[INFO] tweaked toml for git repo https://github.com/thepowersgang/rust-logiccircuit written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/thepowersgang/rust-logiccircuit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/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[INFO] the lockfile is outdated, regenerating it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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 5aea15ad5f180f4a41653616542165bf26ce842ba69e88cfff59555d6495dbe2
[INFO] running `"docker" "start" "-a" "5aea15ad5f180f4a41653616542165bf26ce842ba69e88cfff59555d6495dbe2"`
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking logiccircuit v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cct_mesh/flat.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub inst: Box<::elements::Element+'static>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[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/cct_mesh/mod.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     inst: Box<::elements::Element+'static>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cct_mesh/mod.rs:124:20
[INFO] [stderr]     |
[INFO] [stderr] 124 | impl Clone for Box<::elements::Element+'static>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cct_mesh/mod.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn clone(&self) -> Box<::elements::Element+'static> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/cct_mesh/mod.rs:283:12
[INFO] [stderr]     |
[INFO] [stderr] 283 |         for i in (0 .. size) {
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/parse/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse/lex.rs:40:34
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub type InStream<'a> = &'a mut (::std::iter::Iterator<Item=char> + 'a);
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator<Item=char> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:267:8
[INFO] [stderr]     |
[INFO] [stderr] 267 |             '1' ... '7' => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:279:7
[INFO] [stderr]     |
[INFO] [stderr] 279 |         '1' ... '9' => {
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:283:6
[INFO] [stderr]     |
[INFO] [stderr] 283 |         'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:283:16
[INFO] [stderr]     |
[INFO] [stderr] 283 |         'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/parse/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / macro_rules! exp_enum{
[INFO] [stderr] 20 | |     ($val:expr, $exp:ident) => (match $val { $exp(x) => x, _ => panic!("Expected enum {}", $exp) })
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/parse/mod.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / macro_rules! parse_try{
[INFO] [stderr] 23 | |     ($e:expr, $rv:expr) => (match $e {Ok(v) => v, Err(e) => {error!("Read error: {}", e); return $rv}})
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/parse/mod.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |             for _ in (0 .. count) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/parse/mod.rs:211:13
[INFO] [stderr]     |
[INFO] [stderr] 211 |             for _ in (0 .. count) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/elements.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn dup(&self) -> Box<Element+'static>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/elements.rs:25:36
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub type NewEleResult = Result<Box<Element+'static>,String>;
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/elements.rs:29:11
[INFO] [stderr]    |
[INFO] [stderr] 29 |     for i in (0 .. count as usize)
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/elements.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             } as Box<Element>
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:102:29
[INFO] [stderr]     |
[INFO] [stderr] 102 |         (box self.clone()) as Box<Element>
[INFO] [stderr]     |                                   ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/elements.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             for i in (0 .. inlines.len())
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:142:39
[INFO] [stderr]     |
[INFO] [stderr] 142 |         return Ok( box ElementENABLE as Box<Element> );
[INFO] [stderr]     |                                             ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:154:23
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:155:28
[INFO] [stderr]     |
[INFO] [stderr] 155 |         box ElementENABLE as Box<Element>
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:190:81
[INFO] [stderr]     |
[INFO] [stderr] 190 |         return Ok( box ElementPULSE { dir_is_falling: dir, last_value: false } as Box<Element> );
[INFO] [stderr]     |                                                                                       ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:203:27
[INFO] [stderr]     |
[INFO] [stderr] 203 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:236:90
[INFO] [stderr]     |
[INFO] [stderr] 236 |         return Ok( box ElementHOLD { hold_time: time, times: ::from_elem(n_inputs, 0) } as Box<Element> );
[INFO] [stderr]     |                                                                                                ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:248:23
[INFO] [stderr]     |
[INFO] [stderr] 248 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:249:27
[INFO] [stderr]     |
[INFO] [stderr] 249 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 328 | def_logic!{ ElementNXOR, false, |v:bool,i:bool| v^i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 328 | def_logic!{ ElementNXOR, false, |v:bool,i:bool| v^i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 328 | def_logic!{ ElementNXOR, false, |v:bool,i:bool| v^i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 329 | def_logic!{ ElementNOR,  false, |v:bool,i:bool| v|i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 329 | def_logic!{ ElementNOR,  false, |v:bool,i:bool| v|i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 329 | def_logic!{ ElementNOR,  false, |v:bool,i:bool| v|i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 330 | def_logic!{ ElementXOR,  false, |v:bool,i:bool| v^i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 330 | def_logic!{ ElementXOR,  false, |v:bool,i:bool| v^i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 330 | def_logic!{ ElementXOR,  false, |v:bool,i:bool| v^i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 331 | def_logic!{ ElementAND,  true,  |v:bool,i:bool| v&i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 331 | def_logic!{ ElementAND,  true,  |v:bool,i:bool| v&i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 331 | def_logic!{ ElementAND,  true,  |v:bool,i:bool| v&i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 332 | def_logic!{ ElementOR,   false, |v:bool,i:bool| v|i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 332 | def_logic!{ ElementOR,   false, |v:bool,i:bool| v|i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 332 | def_logic!{ ElementOR,   false, |v:bool,i:bool| v|i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:339:36
[INFO] [stderr]     |
[INFO] [stderr] 339 |         return Ok( box ElementNOT as Box<Element> );
[INFO] [stderr]     |                                          ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:351:23
[INFO] [stderr]     |
[INFO] [stderr] 351 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:352:25
[INFO] [stderr]     |
[INFO] [stderr] 352 |         box ElementNOT as Box<Element>
[INFO] [stderr]     |                               ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:384:88
[INFO] [stderr]     |
[INFO] [stderr] 384 |         Ok( box ElementLATCH { vals: ::from_elem(size, false), ..Default::default() } as Box<Element> )
[INFO] [stderr]     |                                                                                              ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:396:23
[INFO] [stderr]     |
[INFO] [stderr] 396 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:397:29
[INFO] [stderr]     |
[INFO] [stderr] 397 |         (box self.clone()) as Box<Element>
[INFO] [stderr]     |                                   ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:456:66
[INFO] [stderr]     |
[INFO] [stderr] 456 |         return Ok( box ElementMUX{bits: bits, bussize: bussize} as Box<Element> );
[INFO] [stderr]     |                                                                        ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:468:23
[INFO] [stderr]     |
[INFO] [stderr] 468 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:469:66
[INFO] [stderr]     |
[INFO] [stderr] 469 |         box ElementMUX { bits:self.bits, bussize:self.bussize } as Box<Element>
[INFO] [stderr]     |                                                                        ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/elements.rs:476:72
[INFO] [stderr]     |
[INFO] [stderr] 476 |         let ofs = 1 + (self.bits as usize) + index * (self.bussize as usize);;
[INFO] [stderr]     |                                                                              ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/elements.rs:479:13
[INFO] [stderr]     |
[INFO] [stderr] 479 |             for i in (0 .. self.bussize as usize)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:510:50
[INFO] [stderr]     |
[INFO] [stderr] 510 |         return Ok( box ElementDEMUX{bits: bits} as Box<Element> );
[INFO] [stderr]     |                                                        ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:523:23
[INFO] [stderr]     |
[INFO] [stderr] 523 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:524:46
[INFO] [stderr]     |
[INFO] [stderr] 524 |         box ElementDEMUX { bits:self.bits } as Box<Element>
[INFO] [stderr]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/elements.rs:535:13
[INFO] [stderr]     |
[INFO] [stderr] 535 |             for i in (0 .. bussize)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:562:72
[INFO] [stderr]     |
[INFO] [stderr] 562 |         return Ok( box ElementSEQUENCER { count: count, position: 0 } as Box<Element> );
[INFO] [stderr]     |                                                                              ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:574:23
[INFO] [stderr]     |
[INFO] [stderr] 574 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:575:27
[INFO] [stderr]     |
[INFO] [stderr] 575 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:633:107
[INFO] [stderr]     |
[INFO] [stderr] 633 |         return Ok( box ElementMEMORY_DRAM {wordsize: wordsize, addrbits: addrbits, ..Default::default()} as Box<Element> );
[INFO] [stderr]     |                                                                                                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:645:23
[INFO] [stderr]     |
[INFO] [stderr] 645 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:646:27
[INFO] [stderr]     |
[INFO] [stderr] 646 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/simulator.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |         for i in (idx .. vals.len()) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/simulator.rs:184:11
[INFO] [stderr]     |
[INFO] [stderr] 184 |     for i in (0 .. count as usize)
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/main.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |         for _ in (0 .. step_count)
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/main.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |     for ticknum in (0 .. test.exec_limit())
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cct_mesh/flat.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub inst: Box<::elements::Element+'static>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[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/cct_mesh/mod.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     inst: Box<::elements::Element+'static>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cct_mesh/mod.rs:124:20
[INFO] [stderr]     |
[INFO] [stderr] 124 | impl Clone for Box<::elements::Element+'static>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cct_mesh/mod.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn clone(&self) -> Box<::elements::Element+'static> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::elements::Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/cct_mesh/mod.rs:283:12
[INFO] [stderr]     |
[INFO] [stderr] 283 |         for i in (0 .. size) {
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/parse/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse/lex.rs:40:34
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub type InStream<'a> = &'a mut (::std::iter::Iterator<Item=char> + 'a);
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator<Item=char> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:267:8
[INFO] [stderr]     |
[INFO] [stderr] 267 |             '1' ... '7' => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:279:7
[INFO] [stderr]     |
[INFO] [stderr] 279 |         '1' ... '9' => {
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:283:6
[INFO] [stderr]     |
[INFO] [stderr] 283 |         'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse/lex.rs:283:16
[INFO] [stderr]     |
[INFO] [stderr] 283 |         'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/parse/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / macro_rules! exp_enum{
[INFO] [stderr] 20 | |     ($val:expr, $exp:ident) => (match $val { $exp(x) => x, _ => panic!("Expected enum {}", $exp) })
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/parse/mod.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / macro_rules! parse_try{
[INFO] [stderr] 23 | |     ($e:expr, $rv:expr) => (match $e {Ok(v) => v, Err(e) => {error!("Read error: {}", e); return $rv}})
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/parse/mod.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |             for _ in (0 .. count) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/parse/mod.rs:211:13
[INFO] [stderr]     |
[INFO] [stderr] 211 |             for _ in (0 .. count) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/elements.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn dup(&self) -> Box<Element+'static>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/elements.rs:25:36
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub type NewEleResult = Result<Box<Element+'static>,String>;
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/elements.rs:29:11
[INFO] [stderr]    |
[INFO] [stderr] 29 |     for i in (0 .. count as usize)
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/elements.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             } as Box<Element>
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:102:29
[INFO] [stderr]     |
[INFO] [stderr] 102 |         (box self.clone()) as Box<Element>
[INFO] [stderr]     |                                   ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/elements.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             for i in (0 .. inlines.len())
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:142:39
[INFO] [stderr]     |
[INFO] [stderr] 142 |         return Ok( box ElementENABLE as Box<Element> );
[INFO] [stderr]     |                                             ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:154:23
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:155:28
[INFO] [stderr]     |
[INFO] [stderr] 155 |         box ElementENABLE as Box<Element>
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:190:81
[INFO] [stderr]     |
[INFO] [stderr] 190 |         return Ok( box ElementPULSE { dir_is_falling: dir, last_value: false } as Box<Element> );
[INFO] [stderr]     |                                                                                       ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:203:27
[INFO] [stderr]     |
[INFO] [stderr] 203 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:236:90
[INFO] [stderr]     |
[INFO] [stderr] 236 |         return Ok( box ElementHOLD { hold_time: time, times: ::from_elem(n_inputs, 0) } as Box<Element> );
[INFO] [stderr]     |                                                                                                ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:248:23
[INFO] [stderr]     |
[INFO] [stderr] 248 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:249:27
[INFO] [stderr]     |
[INFO] [stderr] 249 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 328 | def_logic!{ ElementNXOR, false, |v:bool,i:bool| v^i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 328 | def_logic!{ ElementNXOR, false, |v:bool,i:bool| v^i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 328 | def_logic!{ ElementNXOR, false, |v:bool,i:bool| v^i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 329 | def_logic!{ ElementNOR,  false, |v:bool,i:bool| v|i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 329 | def_logic!{ ElementNOR,  false, |v:bool,i:bool| v|i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 329 | def_logic!{ ElementNOR,  false, |v:bool,i:bool| v|i, |v:bool| !v }
[INFO] [stderr]     | ------------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 330 | def_logic!{ ElementXOR,  false, |v:bool,i:bool| v^i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 330 | def_logic!{ ElementXOR,  false, |v:bool,i:bool| v^i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 330 | def_logic!{ ElementXOR,  false, |v:bool,i:bool| v^i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 331 | def_logic!{ ElementAND,  true,  |v:bool,i:bool| v&i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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] error[E0599]: no method named `downgrade` found for reference `&std::rc::Rc<std::cell::RefCell<cct_mesh::Link>>` in the current scope
[INFO] [stderr]    --> src/cct_mesh/mod.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |         self.reflink = Some(other.downgrade());
[INFO] [stderr]     |                             ------^^^^^^^^^
[INFO] [stderr]     |                             |     |
[INFO] [stderr]     |                             |     this is an associated function, not a method
[INFO] [stderr]     |                             help: use associated function syntax instead: `std::rc::Rc::<std::cell::RefCell<cct_mesh::Link>>::downgrade`
[INFO] [stderr]     |
[INFO] [stderr]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr]     = note: the candidate is defined in an impl for the type `std::rc::Rc<_>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 331 | def_logic!{ ElementAND,  true,  |v:bool,i:bool| v&i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 331 | def_logic!{ ElementAND,  true,  |v:bool,i:bool| v&i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:284:66
[INFO] [stderr]     |
[INFO] [stderr] 284 |             Ok( box $name { bussize: bussize, buscount: buscount } as Box<Element> )
[INFO] [stderr]     |                                                                           ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 332 | def_logic!{ ElementOR,   false, |v:bool,i:bool| v|i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:297:23
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] ...
[INFO] [stderr] 332 | def_logic!{ ElementOR,   false, |v:bool,i:bool| v|i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:298:67
[INFO] [stderr]     |
[INFO] [stderr] 298 |         box $name { bussize:self.bussize,buscount:self.buscount} as Box<Element>
[INFO] [stderr]     |                                                                         ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] ...
[INFO] [stderr] 332 | def_logic!{ ElementOR,   false, |v:bool,i:bool| v|i, |v| v }
[INFO] [stderr]     | ------------------------------------------------------------ in this macro invocation
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:339:36
[INFO] [stderr]     |
[INFO] [stderr] 339 |         return Ok( box ElementNOT as Box<Element> );
[INFO] [stderr]     |                                          ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:351:23
[INFO] [stderr]     |
[INFO] [stderr] 351 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:352:25
[INFO] [stderr]     |
[INFO] [stderr] 352 |         box ElementNOT as Box<Element>
[INFO] [stderr]     |                               ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:384:88
[INFO] [stderr]     |
[INFO] [stderr] 384 |         Ok( box ElementLATCH { vals: ::from_elem(size, false), ..Default::default() } as Box<Element> )
[INFO] [stderr]     |                                                                                              ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:396:23
[INFO] [stderr]     |
[INFO] [stderr] 396 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:397:29
[INFO] [stderr]     |
[INFO] [stderr] 397 |         (box self.clone()) as Box<Element>
[INFO] [stderr]     |                                   ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:456:66
[INFO] [stderr]     |
[INFO] [stderr] 456 |         return Ok( box ElementMUX{bits: bits, bussize: bussize} as Box<Element> );
[INFO] [stderr]     |                                                                        ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:468:23
[INFO] [stderr]     |
[INFO] [stderr] 468 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:469:66
[INFO] [stderr]     |
[INFO] [stderr] 469 |         box ElementMUX { bits:self.bits, bussize:self.bussize } as Box<Element>
[INFO] [stderr]     |                                                                        ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/elements.rs:476:72
[INFO] [stderr]     |
[INFO] [stderr] 476 |         let ofs = 1 + (self.bits as usize) + index * (self.bussize as usize);;
[INFO] [stderr]     |                                                                              ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/elements.rs:479:13
[INFO] [stderr]     |
[INFO] [stderr] 479 |             for i in (0 .. self.bussize as usize)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:510:50
[INFO] [stderr]     |
[INFO] [stderr] 510 |         return Ok( box ElementDEMUX{bits: bits} as Box<Element> );
[INFO] [stderr]     |                                                        ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:523:23
[INFO] [stderr]     |
[INFO] [stderr] 523 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:524:46
[INFO] [stderr]     |
[INFO] [stderr] 524 |         box ElementDEMUX { bits:self.bits } as Box<Element>
[INFO] [stderr]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/elements.rs:535:13
[INFO] [stderr]     |
[INFO] [stderr] 535 |             for i in (0 .. bussize)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:562:72
[INFO] [stderr]     |
[INFO] [stderr] 562 |         return Ok( box ElementSEQUENCER { count: count, position: 0 } as Box<Element> );
[INFO] [stderr]     |                                                                              ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:574:23
[INFO] [stderr]     |
[INFO] [stderr] 574 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:575:27
[INFO] [stderr]     |
[INFO] [stderr] 575 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:633:107
[INFO] [stderr]     |
[INFO] [stderr] 633 |         return Ok( box ElementMEMORY_DRAM {wordsize: wordsize, addrbits: addrbits, ..Default::default()} as Box<Element> );
[INFO] [stderr]     |                                                                                                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:645:23
[INFO] [stderr]     |
[INFO] [stderr] 645 |     fn dup(&self) -> Box<Element+'static> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Element+'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/elements.rs:646:27
[INFO] [stderr]     |
[INFO] [stderr] 646 |         box self.clone() as Box<Element>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn Element`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/simulator.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |         for i in (idx .. vals.len()) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/simulator.rs:184:11
[INFO] [stderr]     |
[INFO] [stderr] 184 |     for i in (0 .. count as usize)
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/main.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |         for _ in (0 .. step_count)
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/main.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |     for ticknum in (0 .. test.exec_limit())
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `downgrade` found for reference `&std::rc::Rc<std::cell::RefCell<cct_mesh::Link>>` in the current scope
[INFO] [stderr]    --> src/cct_mesh/mod.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |         self.reflink = Some(other.downgrade());
[INFO] [stderr]     |                             ------^^^^^^^^^
[INFO] [stderr]     |                             |     |
[INFO] [stderr]     |                             |     this is an associated function, not a method
[INFO] [stderr]     |                             help: use associated function syntax instead: `std::rc::Rc::<std::cell::RefCell<cct_mesh::Link>>::downgrade`
[INFO] [stderr]     |
[INFO] [stderr]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr]     = note: the candidate is defined in an impl for the type `std::rc::Rc<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `chars` found for mutable reference `&mut std::process::ChildStdout` in the current scope
[INFO] [stderr]    --> src/parse/mod.rs:538:35
[INFO] [stderr]     |
[INFO] [stderr] 538 |     let mut input_iter = output_pipe.chars().map(|r| r.unwrap());
[INFO] [stderr]     |                                      ^^^^^ method not found in `&mut std::process::ChildStdout`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `chars` found for mutable reference `&mut std::process::ChildStdout` in the current scope
[INFO] [stderr]    --> src/parse/mod.rs:538:35
[INFO] [stderr]     |
[INFO] [stderr] 538 |     let mut input_iter = output_pipe.chars().map(|r| r.unwrap());
[INFO] [stderr]     |                                      ^^^^^ method not found in `&mut std::process::ChildStdout`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `logiccircuit`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `logiccircuit`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5aea15ad5f180f4a41653616542165bf26ce842ba69e88cfff59555d6495dbe2"`
[INFO] running `"docker" "rm" "-f" "5aea15ad5f180f4a41653616542165bf26ce842ba69e88cfff59555d6495dbe2"`
[INFO] [stdout] 5aea15ad5f180f4a41653616542165bf26ce842ba69e88cfff59555d6495dbe2
