[INFO] fetching crate syntex_errors 0.59.1...
[INFO] checking syntex_errors-0.59.1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate syntex_errors 0.59.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate syntex_errors 0.59.1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syntex_errors 0.59.1
[INFO] finished tweaking crates.io crate syntex_errors 0.59.1
[INFO] tweaked toml for crates.io crate syntex_errors 0.59.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb4cec7bc903d7f8d9a7eb4437ff69ede3f3d142e62678ad044953f53ac9d8c4
[INFO] running `Command { std: "docker" "start" "-a" "bb4cec7bc903d7f8d9a7eb4437ff69ede3f3d142e62678ad044953f53ac9d8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb4cec7bc903d7f8d9a7eb4437ff69ede3f3d142e62678ad044953f53ac9d8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4cec7bc903d7f8d9a7eb4437ff69ede3f3d142e62678ad044953f53ac9d8c4", kill_on_drop: false }`
[INFO] [stdout] bb4cec7bc903d7f8d9a7eb4437ff69ede3f3d142e62678ad044953f53ac9d8c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42161ce80ecd44f0d401e96e0e9898238b0b169b31fee67fdd11032d1fa98857
[INFO] running `Command { std: "docker" "start" "-a" "42161ce80ecd44f0d401e96e0e9898238b0b169b31fee67fdd11032d1fa98857", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking syntex_pos v0.59.1
[INFO] [stderr]     Checking syntex_errors v0.59.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:124:40
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(bare_trait_objects)]` implied by `#[deny(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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:133:46
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:136:55
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   expected_extra: &fmt::Display,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:137:52
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   found_extra: &fmt::Display)
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:124:49
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:130:55
[INFO] [stdout]     |
[INFO] [stdout] 130 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   expected_extra: &fmt::Display,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:134:61
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   found_extra: &fmt::Display)
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 |     cm: Option<Rc<CodeMapper>>,
[INFO] [stdout]     |                   ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:112:66
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn stderr(color_config: ColorConfig, code_map: Option<Rc<CodeMapper>>) -> EmitterWriter {
[INFO] [stdout]     |                                                                  ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:127:25
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new(dst: Box<Write + Send>, code_map: Option<Rc<CodeMapper>>) -> EmitterWriter {
[INFO] [stdout]     |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:127:60
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new(dst: Box<Write + Send>, code_map: Option<Rc<CodeMapper>>) -> EmitterWriter {
[INFO] [stdout]     |                                                            ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: the item `libc` is imported redundantly
[INFO] [stdout]     --> src/emitter.rs:1257:9
[INFO] [stdout]      |
[INFO] [stdout] 1257 |     use libc;
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      | 
[INFO] [stdout]     ::: src/lib.rs:17:1
[INFO] [stdout]      |
[INFO] [stdout] 17   | extern crate libc;
[INFO] [stdout]      | ------------------ the item `libc` is already imported here
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:14:9
[INFO] [stdout]      |
[INFO] [stdout] 14   | #![deny(warnings)]
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/emitter.rs:1277:27
[INFO] [stdout]      |
[INFO] [stdout] 1277 | pub type BufferedStderr = term::Terminal<Output = BufferedWriter> + Send;
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output = BufferedWriter> + Send`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/emitter.rs:1282:13
[INFO] [stdout]      |
[INFO] [stdout] 1282 |     Raw(Box<Write + Send>),
[INFO] [stdout]      |             ^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/snippet.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     codemap: Rc<CodeMapper>,
[INFO] [stdout]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lock.rs:113:48
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn acquire_global_lock(_name: &str) -> Box<Any> {
[INFO] [stdout]     |                                                ^^^ help: use `dyn`: `dyn Any`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:112:37
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn splice_lines(&self, cm: &CodeMapper) -> Vec<String> {
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: the item `Loc` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:113:35
[INFO] [stdout]     |
[INFO] [stdout] 42  | use syntax_pos::{BytePos, Loc, FileLinesResult, FileName, MultiSpan, Span, NO_EXPANSION};
[INFO] [stdout]     |                           --- the item `Loc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 113 |         use syntax_pos::{CharPos, Loc, Pos};
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:253:26
[INFO] [stdout]     |
[INFO] [stdout] 253 |     emitter: RefCell<Box<Emitter>>,
[INFO] [stdout]     |                          ^^^^^^^ help: use `dyn`: `dyn Emitter`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:264:43
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   cm: Option<Rc<CodeMapper>>)
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:272:32
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         e: Box<Emitter>)
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn Emitter`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:124:40
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(bare_trait_objects)]` implied by `#[deny(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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:133:46
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:136:55
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   expected_extra: &fmt::Display,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic.rs:137:52
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   found_extra: &fmt::Display)
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:124:49
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:130:55
[INFO] [stdout]     |
[INFO] [stdout] 130 | ...                   label: &fmt::Display,
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   expected_extra: &fmt::Display,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diagnostic_builder.rs:134:61
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   found_extra: &fmt::Display)
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 |     cm: Option<Rc<CodeMapper>>,
[INFO] [stdout]     |                   ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:112:66
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn stderr(color_config: ColorConfig, code_map: Option<Rc<CodeMapper>>) -> EmitterWriter {
[INFO] [stdout]     |                                                                  ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:127:25
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new(dst: Box<Write + Send>, code_map: Option<Rc<CodeMapper>>) -> EmitterWriter {
[INFO] [stdout]     |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:127:60
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new(dst: Box<Write + Send>, code_map: Option<Rc<CodeMapper>>) -> EmitterWriter {
[INFO] [stdout]     |                                                            ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: the item `libc` is imported redundantly
[INFO] [stdout]     --> src/emitter.rs:1257:9
[INFO] [stdout]      |
[INFO] [stdout] 1257 |     use libc;
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      | 
[INFO] [stdout]     ::: src/lib.rs:17:1
[INFO] [stdout]      |
[INFO] [stdout] 17   | extern crate libc;
[INFO] [stdout]      | ------------------ the item `libc` is already imported here
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:14:9
[INFO] [stdout]      |
[INFO] [stdout] 14   | #![deny(warnings)]
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/emitter.rs:1277:27
[INFO] [stdout]      |
[INFO] [stdout] 1277 | pub type BufferedStderr = term::Terminal<Output = BufferedWriter> + Send;
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output = BufferedWriter> + Send`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/emitter.rs:1282:13
[INFO] [stdout]      |
[INFO] [stdout] 1282 |     Raw(Box<Write + Send>),
[INFO] [stdout]      |             ^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/snippet.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     codemap: Rc<CodeMapper>,
[INFO] [stdout]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lock.rs:113:48
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn acquire_global_lock(_name: &str) -> Box<Any> {
[INFO] [stdout]     |                                                ^^^ help: use `dyn`: `dyn Any`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:112:37
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn splice_lines(&self, cm: &CodeMapper) -> Vec<String> {
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: the item `Loc` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:113:35
[INFO] [stdout]     |
[INFO] [stdout] 42  | use syntax_pos::{BytePos, Loc, FileLinesResult, FileName, MultiSpan, Span, NO_EXPANSION};
[INFO] [stdout]     |                           --- the item `Loc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 113 |         use syntax_pos::{CharPos, Loc, Pos};
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:253:26
[INFO] [stdout]     |
[INFO] [stdout] 253 |     emitter: RefCell<Box<Emitter>>,
[INFO] [stdout]     |                          ^^^^^^^ help: use `dyn`: `dyn Emitter`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:264:43
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   cm: Option<Rc<CodeMapper>>)
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn CodeMapper`
[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] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:272:32
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         e: Box<Emitter>)
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn Emitter`
[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] [stderr] error: could not compile `syntex_errors`
[INFO] [stdout] error: aborting due to 22 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[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 22 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "42161ce80ecd44f0d401e96e0e9898238b0b169b31fee67fdd11032d1fa98857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42161ce80ecd44f0d401e96e0e9898238b0b169b31fee67fdd11032d1fa98857", kill_on_drop: false }`
[INFO] [stdout] 42161ce80ecd44f0d401e96e0e9898238b0b169b31fee67fdd11032d1fa98857