[INFO] fetching crate peruse 0.3.0... [INFO] checking peruse-0.3.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate peruse 0.3.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate peruse 0.3.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate peruse 0.3.0 [INFO] finished tweaking crates.io crate peruse 0.3.0 [INFO] tweaked toml for crates.io crate peruse 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 74c6a9d8b8ef1f2261c215026c4cdadb076fa5ed76dd3bebc4a828e9e9f3fa24 [INFO] running `Command { std: "docker" "start" "-a" "74c6a9d8b8ef1f2261c215026c4cdadb076fa5ed76dd3bebc4a828e9e9f3fa24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74c6a9d8b8ef1f2261c215026c4cdadb076fa5ed76dd3bebc4a828e9e9f3fa24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74c6a9d8b8ef1f2261c215026c4cdadb076fa5ed76dd3bebc4a828e9e9f3fa24", kill_on_drop: false }` [INFO] [stdout] 74c6a9d8b8ef1f2261c215026c4cdadb076fa5ed76dd3bebc4a828e9e9f3fa24 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aca350d858a7590634ca0d7582aa66df95a7a91eaaf037e52c45de01574fc512 [INFO] running `Command { std: "docker" "start" "-a" "aca350d858a7590634ca0d7582aa66df95a7a91eaaf037e52c45de01574fc512", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking peruse v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:62:46 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn recursive Box>>(f: F) -> RecursiveParser { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:75:34 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn boxed(b: Box>) -> BoxedParser { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:152:18 [INFO] [stdout] | [INFO] [stdout] 152 | mapper: Rc T>>, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(P::O) -> T` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:222:66 [INFO] [stdout] | [INFO] [stdout] 222 | pub struct RecursiveParser where F: Fn() -> Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:226:79 [INFO] [stdout] | [INFO] [stdout] 226 | impl Parser for RecursiveParser where F: Fn() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:237:89 [INFO] [stdout] | [INFO] [stdout] 237 | impl ParserCombinator for RecursiveParser where F: Fn() -> Box> {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:239:79 [INFO] [stdout] | [INFO] [stdout] 239 | impl Clone for RecursiveParser where F: Fn() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:330:18 [INFO] [stdout] | [INFO] [stdout] 330 | parser: Rc>> [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/slice_parsers.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | pub type SliceParser = Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/slice_parsers.rs:49:19 [INFO] [stdout] | [INFO] [stdout] 49 | matcher: Rc Option>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> Option` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/string_parsers.rs:7:28 [INFO] [stdout] | [INFO] [stdout] 7 | pub type StringParser = Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/slice_parser_tests.rs:57:23 [INFO] [stdout] | [INFO] [stdout] 57 | fn recurse() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/slice_parser_tests.rs:179:26 [INFO] [stdout] | [INFO] [stdout] 179 | fn expression() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:62:46 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn recursive Box>>(f: F) -> RecursiveParser { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:75:34 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn boxed(b: Box>) -> BoxedParser { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:152:18 [INFO] [stdout] | [INFO] [stdout] 152 | mapper: Rc T>>, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(P::O) -> T` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:222:66 [INFO] [stdout] | [INFO] [stdout] 222 | pub struct RecursiveParser where F: Fn() -> Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:226:79 [INFO] [stdout] | [INFO] [stdout] 226 | impl Parser for RecursiveParser where F: Fn() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:237:89 [INFO] [stdout] | [INFO] [stdout] 237 | impl ParserCombinator for RecursiveParser where F: Fn() -> Box> {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:239:79 [INFO] [stdout] | [INFO] [stdout] 239 | impl Clone for RecursiveParser where F: Fn() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/parsers.rs:330:18 [INFO] [stdout] | [INFO] [stdout] 330 | parser: Rc>> [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/slice_parsers.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | pub type SliceParser = Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/slice_parsers.rs:49:19 [INFO] [stdout] | [INFO] [stdout] 49 | matcher: Rc Option>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> Option` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/peruse/string_parsers.rs:7:28 [INFO] [stdout] | [INFO] [stdout] 7 | pub type StringParser = Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Parser` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parsers::*` [INFO] [stdout] --> src/peruse/slice_parser_tests.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use parsers::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `slice_parsers::*` [INFO] [stdout] --> src/peruse/slice_parser_tests.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use slice_parsers::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parsers::*` [INFO] [stdout] --> src/peruse/string_parser_tests.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use parsers::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `string_parsers::*` [INFO] [stdout] --> src/peruse/string_parser_tests.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use string_parsers::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/peruse/string_parser_tests.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.47s [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "aca350d858a7590634ca0d7582aa66df95a7a91eaaf037e52c45de01574fc512", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aca350d858a7590634ca0d7582aa66df95a7a91eaaf037e52c45de01574fc512", kill_on_drop: false }` [INFO] [stdout] aca350d858a7590634ca0d7582aa66df95a7a91eaaf037e52c45de01574fc512