[INFO] fetching crate mtl 0.1.5...
[INFO] checking mtl-0.1.5 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate mtl 0.1.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mtl 0.1.5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtl 0.1.5
[INFO] finished tweaking crates.io crate mtl 0.1.5
[INFO] tweaked toml for crates.io crate mtl 0.1.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 975ef6295571b47b4a79417e7df30d0da80c149f5325c257be746a221ad11efe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "975ef6295571b47b4a79417e7df30d0da80c149f5325c257be746a221ad11efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975ef6295571b47b4a79417e7df30d0da80c149f5325c257be746a221ad11efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975ef6295571b47b4a79417e7df30d0da80c149f5325c257be746a221ad11efe", kill_on_drop: false }`
[INFO] [stdout] 975ef6295571b47b4a79417e7df30d0da80c149f5325c257be746a221ad11efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e05031e73cdbc8e23f7451df45166a13c8ca5ecdbda2eb1a5ec270d1d28c7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3e05031e73cdbc8e23f7451df45166a13c8ca5ecdbda2eb1a5ec270d1d28c7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mtl v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures, fixed_size_array)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         try!(write!(f, "<MatrixSubView dim={:?}, {:?}>", self.dim, view));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         try!(writeln!(f, ""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 try!(write!(f, "[["));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 try!(write!(f, " ["));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 try!(write!(f, "{:-4.}", self[j][i]));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     try!(write!(f, "]"));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/view.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |                     try!(write!(f, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/view.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 try!(write!(f, "]"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/view.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 try!(writeln!(f, ""));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:752:21
[INFO] [stdout]     |
[INFO] [stdout] 752 |                     try!(writeln!(f, "  {:?}\t{}", (rows[i], cols[i]), data[i]));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:759:25
[INFO] [stdout]     |
[INFO] [stdout] 759 |                         try!(writeln!(f, "  {:?}\t{}", (i, j), val));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:767:25
[INFO] [stdout]     |
[INFO] [stdout] 767 |                         try!(writeln!(f, "  {:?}\t{}", (i, j), val));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:774:25
[INFO] [stdout]     |
[INFO] [stdout] 774 |                         try!(writeln!(f, "  {:?}\t{}", (i, j), data[i][pos]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:780:21
[INFO] [stdout]     |
[INFO] [stdout] 780 |                     try!(writeln!(f, "  {:?}\t{}", key, value));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:784:17
[INFO] [stdout]     |
[INFO] [stdout] 784 |                 try!(write!(f, "{}", this.to_coo()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:482:9
[INFO] [stdout]     |
[INFO] [stdout] 482 |         try!(write!(f, "<Matrix dim={:?}, {:?}>", self.dim, self.data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         try!(writeln!(f, ""));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:492:17
[INFO] [stdout]     |
[INFO] [stdout] 492 |                 try!(write!(f, "[["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 try!(write!(f, " ["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:497:17
[INFO] [stdout]     |
[INFO] [stdout] 497 |                 try!(write!(f, "{:-4.}", self[j][i]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:499:21
[INFO] [stdout]     |
[INFO] [stdout] 499 |                     try!(write!(f, "]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:501:21
[INFO] [stdout]     |
[INFO] [stdout] 501 |                     try!(write!(f, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:505:17
[INFO] [stdout]     |
[INFO] [stdout] 505 |                 try!(write!(f, "]"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:507:17
[INFO] [stdout]     |
[INFO] [stdout] 507 |                 try!(writeln!(f, ""));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ndarray/subref.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 |     open_mesh: Vec<Box<ArrayIx + 'a>>
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ndarray/subref.rs:17:54
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new<'b>(arr: &'b Array<T>, open_mesh: Vec<Box<ArrayIx + 'b>>) -> RefArray<'b, T> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 |     open_mesh: Vec<Box<ArrayIx + 'a>>
[INFO] [stdout]     |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:122:58
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn new<'b>(arr: &'b mut Array<T>, open_mesh: Vec<Box<ArrayIx + 'b>>) -> RefMutArray<'b, T> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:193:44
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn slice<'a>(&'a self, ix: Vec<Box<ArrayIx>>) -> RefArray<'a, T> {
[INFO] [stdout]     |                                            ^^^^^^^ help: use `dyn`: `dyn ArrayIx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:197:52
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn slice_mut<'a>(&'a mut self, ix: Vec<Box<ArrayIx>>) -> RefMutArray<'a, T> {
[INFO] [stdout]     |                                                    ^^^^^^^ help: use `dyn`: `dyn ArrayIx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/ndarray/mod.rs:158:1
[INFO] [stdout]     |
[INFO] [stdout] 158 | / macro_rules! ix {
[INFO] [stdout] 159 | |     ($($arg:expr),*) => (
[INFO] [stdout] 160 | |         vec![$( Box::new($arg) as Box<ArrayIx> ),*]
[INFO] [stdout] 161 | |     )
[INFO] [stdout] 162 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:20
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![warn(bad_style, unused, unused_import_braces,
[INFO] [stdout]     |                    ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_macros)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matrix/mod.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<T> MatrixStorage<T> for FixedSizeArray<T> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FixedSizeArray<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures, fixed_size_array)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         try!(write!(f, "<MatrixSubView dim={:?}, {:?}>", self.dim, view));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         try!(writeln!(f, ""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 try!(write!(f, "[["));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 try!(write!(f, " ["));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 try!(write!(f, "{:-4.}", self[j][i]));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/matrix/view.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     try!(write!(f, "]"));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/view.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |                     try!(write!(f, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/view.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 try!(write!(f, "]"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/view.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 try!(writeln!(f, ""));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:752:21
[INFO] [stdout]     |
[INFO] [stdout] 752 |                     try!(writeln!(f, "  {:?}\t{}", (rows[i], cols[i]), data[i]));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:759:25
[INFO] [stdout]     |
[INFO] [stdout] 759 |                         try!(writeln!(f, "  {:?}\t{}", (i, j), val));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:767:25
[INFO] [stdout]     |
[INFO] [stdout] 767 |                         try!(writeln!(f, "  {:?}\t{}", (i, j), val));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:774:25
[INFO] [stdout]     |
[INFO] [stdout] 774 |                         try!(writeln!(f, "  {:?}\t{}", (i, j), data[i][pos]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:780:21
[INFO] [stdout]     |
[INFO] [stdout] 780 |                     try!(writeln!(f, "  {:?}\t{}", key, value));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/sparse/mod.rs:784:17
[INFO] [stdout]     |
[INFO] [stdout] 784 |                 try!(write!(f, "{}", this.to_coo()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:482:9
[INFO] [stdout]     |
[INFO] [stdout] 482 |         try!(write!(f, "<Matrix dim={:?}, {:?}>", self.dim, self.data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         try!(writeln!(f, ""));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:492:17
[INFO] [stdout]     |
[INFO] [stdout] 492 |                 try!(write!(f, "[["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 try!(write!(f, " ["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:497:17
[INFO] [stdout]     |
[INFO] [stdout] 497 |                 try!(write!(f, "{:-4.}", self[j][i]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:499:21
[INFO] [stdout]     |
[INFO] [stdout] 499 |                     try!(write!(f, "]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:501:21
[INFO] [stdout]     |
[INFO] [stdout] 501 |                     try!(write!(f, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:505:17
[INFO] [stdout]     |
[INFO] [stdout] 505 |                 try!(write!(f, "]"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:507:17
[INFO] [stdout]     |
[INFO] [stdout] 507 |                 try!(writeln!(f, ""));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ndarray/subref.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 |     open_mesh: Vec<Box<ArrayIx + 'a>>
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ndarray/subref.rs:17:54
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new<'b>(arr: &'b Array<T>, open_mesh: Vec<Box<ArrayIx + 'b>>) -> RefArray<'b, T> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 |     open_mesh: Vec<Box<ArrayIx + 'a>>
[INFO] [stdout]     |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:122:58
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn new<'b>(arr: &'b mut Array<T>, open_mesh: Vec<Box<ArrayIx + 'b>>) -> RefMutArray<'b, T> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ArrayIx + 'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:193:44
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn slice<'a>(&'a self, ix: Vec<Box<ArrayIx>>) -> RefArray<'a, T> {
[INFO] [stdout]     |                                            ^^^^^^^ help: use `dyn`: `dyn ArrayIx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/subref.rs:197:52
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn slice_mut<'a>(&'a mut self, ix: Vec<Box<ArrayIx>>) -> RefMutArray<'a, T> {
[INFO] [stdout]     |                                                    ^^^^^^^ help: use `dyn`: `dyn ArrayIx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/mod.rs:160:39
[INFO] [stdout]     |
[INFO] [stdout] 160 |         vec![$( Box::new($arg) as Box<ArrayIx> ),*]
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn ArrayIx`
[INFO] [stdout] ...
[INFO] [stdout] 687 |     let v2 = ix!([1, 2, 3], [2, 0]);
[INFO] [stdout]     |              ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ndarray/mod.rs:160:39
[INFO] [stdout]     |
[INFO] [stdout] 160 |         vec![$( Box::new($arg) as Box<ArrayIx> ),*]
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn ArrayIx`
[INFO] [stdout] ...
[INFO] [stdout] 693 |     println!("SUB => \n{}", v.slice(ix!(3.., [2,0])));
[INFO] [stdout]     |                                     --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matrix/mod.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<T> MatrixStorage<T> for FixedSizeArray<T> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FixedSizeArray<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/matrix/mod.rs:517:72
[INFO] [stdout]     |
[INFO] [stdout] 517 |     let mut m1 = Matrix::from_vec_and_dim(vec![1i32, 2, 3, 4], (2, 2));;
[INFO] [stdout]     |                                                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:20
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![warn(bad_style, unused, unused_import_braces,
[INFO] [stdout]     |                    ^^^^^^
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mtl`.
[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] [stdout] error: aborting due to previous error; 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e3e05031e73cdbc8e23f7451df45166a13c8ca5ecdbda2eb1a5ec270d1d28c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e05031e73cdbc8e23f7451df45166a13c8ca5ecdbda2eb1a5ec270d1d28c7f", kill_on_drop: false }`
[INFO] [stdout] e3e05031e73cdbc8e23f7451df45166a13c8ca5ecdbda2eb1a5ec270d1d28c7f
