[INFO] fetching crate zapper 0.9.1... [INFO] checking zapper-0.9.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate zapper 0.9.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate zapper 0.9.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate zapper 0.9.1 [INFO] finished tweaking crates.io crate zapper 0.9.1 [INFO] tweaked toml for crates.io crate zapper 0.9.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 68 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding criterion v0.2.11 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding handlebars v0.32.4 (latest: v5.1.2) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding pest v1.0.6 (latest: v2.7.9) [INFO] [stderr] Adding pest_derive v1.0.8 (latest: v2.7.9) [INFO] [stderr] Adding proc-macro2 v0.3.8 (latest: v1.0.79) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.3.15 (latest: v1.0.35) [INFO] [stderr] Adding quote v0.5.2 (latest: v1.0.35) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_xoshiro v0.1.0 (latest: v0.6.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding syn v0.11.11 (latest: v2.0.58) [INFO] [stderr] Adding syn v0.13.11 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.0.4 (latest: v0.2.4) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pest v1.0.6 [INFO] [stderr] Downloaded pest_derive v1.0.8 [INFO] [stderr] Downloaded zapper_derive v0.9.0 [INFO] [stderr] Downloaded handlebars v0.32.4 [INFO] [stderr] Downloaded syn v0.13.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1485a791a0474533b8d48dddae6a2859711bd17e2b0ab01aea70ec56641fb277 [INFO] running `Command { std: "docker" "start" "-a" "1485a791a0474533b8d48dddae6a2859711bd17e2b0ab01aea70ec56641fb277", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1485a791a0474533b8d48dddae6a2859711bd17e2b0ab01aea70ec56641fb277", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1485a791a0474533b8d48dddae6a2859711bd17e2b0ab01aea70ec56641fb277", kill_on_drop: false }` [INFO] [stdout] 1485a791a0474533b8d48dddae6a2859711bd17e2b0ab01aea70ec56641fb277 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be0a1f18355ac7b79bc5b13236ed5ec20b29e171a612ab0b64a5266a58a365d0 [INFO] running `Command { std: "docker" "start" "-a" "be0a1f18355ac7b79bc5b13236ed5ec20b29e171a612ab0b64a5266a58a365d0", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling zapper_derive v0.9.0 [INFO] [stderr] Checking handlebars v0.32.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking zapper v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | fn num_constant(&self, &str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | fn str_constant(&'a self, &str) -> Option>; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | fn num_var(&str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | fn str_var(&str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | fn filter(&str) -> Option<(FilterEnum, usize, FilterInput)>; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | fn num_var(&self, NumEnum) -> f64; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: NumEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:47:23 [INFO] [stdout] | [INFO] [stdout] 47 | fn str_var(&self, StrEnum) -> Cow; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StrEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 49 | fn filter_num(&self, FilterEnum, &[f64], f64) -> f64; [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FilterEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:49:38 [INFO] [stdout] | [INFO] [stdout] 49 | fn filter_num(&self, FilterEnum, &[f64], f64) -> f64; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[f64]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:49:46 [INFO] [stdout] | [INFO] [stdout] 49 | fn filter_num(&self, FilterEnum, &[f64], f64) -> f64; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:25 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FilterEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:37 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[f64]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:45 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StrEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:54 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut String` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:26 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FilterEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:38 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[f64]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:46 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Cow` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:56 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut String` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:124:18 [INFO] [stdout] | [INFO] [stdout] 124 | runner: &Runner, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 124 | runner: &dyn Runner, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:125:22 [INFO] [stdout] | [INFO] [stdout] 125 | output: &mut Write, [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 125 | output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:145:18 [INFO] [stdout] | [INFO] [stdout] 145 | runner: &Runner, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 145 | runner: &dyn Runner, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:146:22 [INFO] [stdout] | [INFO] [stdout] 146 | output: &mut Write, [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 146 | output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: the item `Tokenizer` is imported redundantly [INFO] [stdout] --> src/ast.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 275 | use super::*; [INFO] [stdout] | -------- the item `Tokenizer` is already imported here [INFO] [stdout] 276 | use tokenizer::Tokenizer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | fn num_constant(&self, &str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | fn str_constant(&'a self, &str) -> Option>; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | fn num_var(&str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | fn str_var(&str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | fn filter(&str) -> Option<(FilterEnum, usize, FilterInput)>; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | fn num_var(&self, NumEnum) -> f64; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: NumEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:47:23 [INFO] [stdout] | [INFO] [stdout] 47 | fn str_var(&self, StrEnum) -> Cow; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StrEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 49 | fn filter_num(&self, FilterEnum, &[f64], f64) -> f64; [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FilterEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:49:38 [INFO] [stdout] | [INFO] [stdout] 49 | fn filter_num(&self, FilterEnum, &[f64], f64) -> f64; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[f64]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:49:46 [INFO] [stdout] | [INFO] [stdout] 49 | fn filter_num(&self, FilterEnum, &[f64], f64) -> f64; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:25 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FilterEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:37 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[f64]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:45 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StrEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:52:54 [INFO] [stdout] | [INFO] [stdout] 52 | fn filter_id(&self, FilterEnum, &[f64], StrEnum, &mut String); [INFO] [stdout] | ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut String` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:26 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FilterEnum` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:38 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[f64]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:46 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Cow` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:53:56 [INFO] [stdout] | [INFO] [stdout] 53 | fn filter_str(&self, FilterEnum, &[f64], Cow, &mut String); [INFO] [stdout] | ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut String` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:124:18 [INFO] [stdout] | [INFO] [stdout] 124 | runner: &Runner, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 124 | runner: &dyn Runner, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:125:22 [INFO] [stdout] | [INFO] [stdout] 125 | output: &mut Write, [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 125 | output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:145:18 [INFO] [stdout] | [INFO] [stdout] 145 | runner: &Runner, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 145 | runner: &dyn Runner, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bytecode.rs:146:22 [INFO] [stdout] | [INFO] [stdout] 146 | output: &mut Write, [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 146 | output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11, syn v0.13.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "be0a1f18355ac7b79bc5b13236ed5ec20b29e171a612ab0b64a5266a58a365d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be0a1f18355ac7b79bc5b13236ed5ec20b29e171a612ab0b64a5266a58a365d0", kill_on_drop: false }` [INFO] [stdout] be0a1f18355ac7b79bc5b13236ed5ec20b29e171a612ab0b64a5266a58a365d0 [INFO] checking zapper-0.9.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate zapper 0.9.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate zapper 0.9.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate zapper 0.9.1 [INFO] finished tweaking crates.io crate zapper 0.9.1 [INFO] tweaked toml for crates.io crate zapper 0.9.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e6b54f94154820b6c48333aab6191e84780aa98e386571def6ab8e6f215db57 [INFO] running `Command { std: "docker" "start" "-a" "7e6b54f94154820b6c48333aab6191e84780aa98e386571def6ab8e6f215db57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e6b54f94154820b6c48333aab6191e84780aa98e386571def6ab8e6f215db57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e6b54f94154820b6c48333aab6191e84780aa98e386571def6ab8e6f215db57", kill_on_drop: false }` [INFO] [stdout] 7e6b54f94154820b6c48333aab6191e84780aa98e386571def6ab8e6f215db57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5468787d3a4fe0d79693da351f0db79b0e3871a0e281378b924e64a98e2edcd7 [INFO] running `Command { std: "docker" "start" "-a" "5468787d3a4fe0d79693da351f0db79b0e3871a0e281378b924e64a98e2edcd7", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25 [INFO] [stdout] | [INFO] [stdout] 370 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 371 | | NOTIFIED | PARKED => return, [INFO] [stdout] 372 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 373 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "5468787d3a4fe0d79693da351f0db79b0e3871a0e281378b924e64a98e2edcd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5468787d3a4fe0d79693da351f0db79b0e3871a0e281378b924e64a98e2edcd7", kill_on_drop: false }` [INFO] [stdout] 5468787d3a4fe0d79693da351f0db79b0e3871a0e281378b924e64a98e2edcd7