[INFO] fetching crate diesel_codegen_syntex 0.9.0...
[INFO] checking diesel_codegen_syntex-0.9.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate diesel_codegen_syntex 0.9.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate diesel_codegen_syntex 0.9.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diesel_codegen_syntex 0.9.0
[INFO] finished tweaking crates.io crate diesel_codegen_syntex 0.9.0
[INFO] tweaked toml for crates.io crate diesel_codegen_syntex 0.9.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d093d072e37008b248293211da850af8c4a584d466486fea1e9391186c72912c
[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" "d093d072e37008b248293211da850af8c4a584d466486fea1e9391186c72912c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d093d072e37008b248293211da850af8c4a584d466486fea1e9391186c72912c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d093d072e37008b248293211da850af8c4a584d466486fea1e9391186c72912c", kill_on_drop: false }`
[INFO] [stdout] d093d072e37008b248293211da850af8c4a584d466486fea1e9391186c72912c
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08fcd7e5fc62d89d18947fa7991b78dcc3b4373d7d8d9fa50717183c69a06ce7
[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" "08fcd7e5fc62d89d18947fa7991b78dcc3b4373d7d8d9fa50717183c69a06ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling pq-sys v0.2.7
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking syntex_pos v0.44.0
[INFO] [stderr]     Checking dotenv v0.8.0
[INFO] [stderr]    Compiling diesel_codegen_syntex v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> build.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 ) -> Box<base::MacResult + 'cx> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn base::MacResult + 'cx`
[INFO] [stdout] ...
[INFO] [stdout] 31 |         register_quote_macro!(quote_ty, expand_quote_ty);
[INFO] [stdout]    |         ------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]    = note: this warning originates in the macro `register_quote_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]   --> build.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 ) -> Box<base::MacResult + 'cx> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn base::MacResult + 'cx`
[INFO] [stdout] ...
[INFO] [stdout] 32 |         register_quote_macro!(quote_item, expand_quote_item);
[INFO] [stdout]    |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]    = note: this warning originates in the macro `register_quote_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]   --> build.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 ) -> Box<base::MacResult + 'cx> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn base::MacResult + 'cx`
[INFO] [stdout] ...
[INFO] [stdout] 33 |         register_quote_macro!(quote_tokens, expand_quote_tokens);
[INFO] [stdout]    |         --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]    = note: this warning originates in the macro `register_quote_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]   --> build.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 ) -> Box<base::MacResult + 'cx> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn base::MacResult + 'cx`
[INFO] [stdout] ...
[INFO] [stdout] 34 |         register_quote_macro!(quote_expr, expand_quote_expr);
[INFO] [stdout]    |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]    = note: this warning originates in the macro `register_quote_macro` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking syntex_errors v0.44.0
[INFO] [stderr]     Checking diesel v0.9.1
[INFO] [stderr]     Checking syntex_syntax v0.44.1
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking diesel_codegen_shared v0.9.0
[INFO] [stderr]     Checking syntex v0.44.0
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate diesel;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:16:43
[INFO] [stdout]    |
[INFO] [stdout] 16 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:105:45
[INFO] [stdout]     |
[INFO] [stdout] 105 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:190:50
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:487:50
[INFO] [stdout]     |
[INFO] [stdout] 487 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:594:48
[INFO] [stdout]     |
[INFO] [stdout] 594 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:699:13
[INFO] [stdout]     |
[INFO] [stdout] 699 |      -> Box<MacResult+ 'cx> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult+ 'cx`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1192:29
[INFO] [stdout]      |
[INFO] [stdout] 1192 |      -> Result<PathBuf, Box<Error>> {
[INFO] [stdout]      |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1207:34
[INFO] [stdout]      |
[INFO] [stdout] 1207 |      -> Result<P<ast::Expr>, Box<Error>> {
[INFO] [stdout]      |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1210:13
[INFO] [stdout]      |
[INFO] [stdout] 1210 |             try!(migration_paths_in_directory ( & path
[INFO] [stdout]      |             ^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:1:9
[INFO] [stdout]      |
[INFO] [stdout] 1    | #![deny(warnings)]
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1214:34
[INFO] [stdout]      |
[INFO] [stdout] 1214 |         Ok(cx.expr_vec_slice(sp, try!(exprs)))
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1217:34
[INFO] [stdout]      |
[INFO] [stdout] 1217 |      -> Result<P<ast::Expr>, Box<Error>> {
[INFO] [stdout]      |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1219:23
[INFO] [stdout]      |
[INFO] [stdout] 1219 |         let version = try!(version_from_path ( path ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1372:47
[INFO] [stdout]      |
[INFO] [stdout] 1372 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1580:61
[INFO] [stdout]      |
[INFO] [stdout] 1580 | ...                   tts: &[TokenTree]) -> Box<MacResult+ 'cx> {
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult+ 'cx`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1599:20
[INFO] [stdout]      |
[INFO] [stdout] 1599 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1599:36
[INFO] [stdout]      |
[INFO] [stdout] 1599 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1600:28
[INFO] [stdout]      |
[INFO] [stdout] 1600 |         let database_url = try!(database_url ( cx , sp , exprs ));
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1601:26
[INFO] [stdout]      |
[INFO] [stdout] 1601 |         let table_name = try!(next_str_lit ( cx , sp , exprs ));
[INFO] [stdout]      |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1616:13
[INFO] [stdout]      |
[INFO] [stdout] 1616 |      -> Box<MacResult+ 'cx> {
[INFO] [stdout]      |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult+ 'cx`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1630:20
[INFO] [stdout]      |
[INFO] [stdout] 1630 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1630:36
[INFO] [stdout]      |
[INFO] [stdout] 1630 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1632:28
[INFO] [stdout]      |
[INFO] [stdout] 1632 |         let database_url = try!(next_str_lit ( cx , sp , & mut exprs ));
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1635:22
[INFO] [stdout]      |
[INFO] [stdout] 1635 |                 Some(try!(next_str_lit ( cx , sp , & mut exprs )))
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1717:34
[INFO] [stdout]      |
[INFO] [stdout] 1717 |      -> Result<P<ast::Item>, Box<MacResult>> {
[INFO] [stdout]      |                                  ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1781:36
[INFO] [stdout]      |
[INFO] [stdout] 1781 |      -> Result<InternedString, Box<MacResult>> {
[INFO] [stdout]      |                                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1900:28
[INFO] [stdout]      |
[INFO] [stdout] 1900 |      -> Result<String, Box<MacResult>> {
[INFO] [stdout]      |                            ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1901:28
[INFO] [stdout]      |
[INFO] [stdout] 1901 |         let database_url = try!(next_str_lit ( cx , sp , exprs ));
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1919:50
[INFO] [stdout]      |
[INFO] [stdout] 1919 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1940:13
[INFO] [stdout]      |
[INFO] [stdout] 1940 |             try!(changeset_options_attr . map (
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate diesel;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:16:43
[INFO] [stdout]    |
[INFO] [stdout] 16 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:105:45
[INFO] [stdout]     |
[INFO] [stdout] 105 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:190:50
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:487:50
[INFO] [stdout]     |
[INFO] [stdout] 487 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:594:48
[INFO] [stdout]     |
[INFO] [stdout] 594 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:699:13
[INFO] [stdout]     |
[INFO] [stdout] 699 |      -> Box<MacResult+ 'cx> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult+ 'cx`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1192:29
[INFO] [stdout]      |
[INFO] [stdout] 1192 |      -> Result<PathBuf, Box<Error>> {
[INFO] [stdout]      |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1207:34
[INFO] [stdout]      |
[INFO] [stdout] 1207 |      -> Result<P<ast::Expr>, Box<Error>> {
[INFO] [stdout]      |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1210:13
[INFO] [stdout]      |
[INFO] [stdout] 1210 |             try!(migration_paths_in_directory ( & path
[INFO] [stdout]      |             ^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:1:9
[INFO] [stdout]      |
[INFO] [stdout] 1    | #![deny(warnings)]
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1214:34
[INFO] [stdout]      |
[INFO] [stdout] 1214 |         Ok(cx.expr_vec_slice(sp, try!(exprs)))
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1217:34
[INFO] [stdout]      |
[INFO] [stdout] 1217 |      -> Result<P<ast::Expr>, Box<Error>> {
[INFO] [stdout]      |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1219:23
[INFO] [stdout]      |
[INFO] [stdout] 1219 |         let version = try!(version_from_path ( path ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1372:47
[INFO] [stdout]      |
[INFO] [stdout] 1372 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1580:61
[INFO] [stdout]      |
[INFO] [stdout] 1580 | ...                   tts: &[TokenTree]) -> Box<MacResult+ 'cx> {
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult+ 'cx`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1599:20
[INFO] [stdout]      |
[INFO] [stdout] 1599 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1599:36
[INFO] [stdout]      |
[INFO] [stdout] 1599 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1600:28
[INFO] [stdout]      |
[INFO] [stdout] 1600 |         let database_url = try!(database_url ( cx , sp , exprs ));
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1601:26
[INFO] [stdout]      |
[INFO] [stdout] 1601 |         let table_name = try!(next_str_lit ( cx , sp , exprs ));
[INFO] [stdout]      |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1616:13
[INFO] [stdout]      |
[INFO] [stdout] 1616 |      -> Box<MacResult+ 'cx> {
[INFO] [stdout]      |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult+ 'cx`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1630:20
[INFO] [stdout]      |
[INFO] [stdout] 1630 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1630:36
[INFO] [stdout]      |
[INFO] [stdout] 1630 |      -> Result<Box<MacResult>, Box<MacResult>> {
[INFO] [stdout]      |                                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1632:28
[INFO] [stdout]      |
[INFO] [stdout] 1632 |         let database_url = try!(next_str_lit ( cx , sp , & mut exprs ));
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1635:22
[INFO] [stdout]      |
[INFO] [stdout] 1635 |                 Some(try!(next_str_lit ( cx , sp , & mut exprs )))
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1717:34
[INFO] [stdout]      |
[INFO] [stdout] 1717 |      -> Result<P<ast::Item>, Box<MacResult>> {
[INFO] [stdout]      |                                  ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1781:36
[INFO] [stdout]      |
[INFO] [stdout] 1781 |      -> Result<InternedString, Box<MacResult>> {
[INFO] [stdout]      |                                    ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1900:28
[INFO] [stdout]      |
[INFO] [stdout] 1900 |      -> Result<String, Box<MacResult>> {
[INFO] [stdout]      |                            ^^^^^^^^^ help: use `dyn`: `dyn MacResult`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1901:28
[INFO] [stdout]      |
[INFO] [stdout] 1901 |         let database_url = try!(next_str_lit ( cx , sp , exprs ));
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1919:50
[INFO] [stdout]      |
[INFO] [stdout] 1919 | ...                   push: &mut FnMut(Annotatable)) {
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/diesel_codegen_syntex-8bb0c8a034b2b3ec/out/lib.rs:1940:13
[INFO] [stdout]      |
[INFO] [stdout] 1940 |             try!(changeset_options_attr . map (
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.81s
[INFO] running `Command { std: "docker" "inspect" "08fcd7e5fc62d89d18947fa7991b78dcc3b4373d7d8d9fa50717183c69a06ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08fcd7e5fc62d89d18947fa7991b78dcc3b4373d7d8d9fa50717183c69a06ce7", kill_on_drop: false }`
[INFO] [stdout] 08fcd7e5fc62d89d18947fa7991b78dcc3b4373d7d8d9fa50717183c69a06ce7
