[INFO] fetching crate clacks_tl_codegen 0.0.5... [INFO] checking clacks_tl_codegen-0.0.5 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate clacks_tl_codegen 0.0.5 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate clacks_tl_codegen 0.0.5 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clacks_tl_codegen 0.0.5 [INFO] finished tweaking crates.io crate clacks_tl_codegen 0.0.5 [INFO] tweaked toml for crates.io crate clacks_tl_codegen 0.0.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 70 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding derivative v1.0.4 (latest: v2.2.0) [INFO] [stderr] Adding env_logger v0.4.3 (latest: v0.11.5) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.22) [INFO] [stderr] Adding pom v1.1.0 (latest: v3.4.0) [INFO] [stderr] Adding proc-macro2 v0.3.8 (latest: v1.0.86) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.5.2 (latest: v1.0.37) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [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_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.4) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding syn v0.13.11 (latest: v2.0.77) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.77) [INFO] [stderr] Adding term v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding toml v0.4.10 (latest: v0.8.19) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustfmt v0.10.0 [INFO] [stderr] Downloaded strings v0.1.1 [INFO] [stderr] Downloaded syntex_pos v0.59.1 [INFO] [stderr] Downloaded derivative v1.0.4 [INFO] [stderr] Downloaded extprim v1.7.1 [INFO] [stderr] Downloaded syntex_errors v0.59.1 [INFO] [stderr] Downloaded pom v1.1.0 [INFO] [stderr] Downloaded syntex_syntax v0.59.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2fe60a622b90b76d132320f83e38323da8d69cc76d129f928d599778e2d8edfa [INFO] running `Command { std: "docker" "start" "-a" "2fe60a622b90b76d132320f83e38323da8d69cc76d129f928d599778e2d8edfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fe60a622b90b76d132320f83e38323da8d69cc76d129f928d599778e2d8edfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fe60a622b90b76d132320f83e38323da8d69cc76d129f928d599778e2d8edfa", kill_on_drop: false }` [INFO] [stdout] 2fe60a622b90b76d132320f83e38323da8d69cc76d129f928d599778e2d8edfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfb32226c7987e11c37810088e6908cbc1f9c38184b405f2065bbcb5e209ce77 [INFO] running `Command { std: "docker" "start" "-a" "dfb32226c7987e11c37810088e6908cbc1f9c38184b405f2065bbcb5e209ce77", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking pom v1.1.0 [INFO] [stderr] Checking proc-macro2 v0.3.8 [INFO] [stderr] Checking quote v0.5.2 [INFO] [stderr] Checking syn v0.13.11 [INFO] [stderr] Compiling derivative v1.0.4 [INFO] [stderr] Checking clacks_tl_codegen v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:153:9 [INFO] [stdout] | [INFO] [stdout] 153 | ( sym(b'#').map(|_| Type::Int) | [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 157 | dotted_ident().map(Type::Named) [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 158 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 153 ~ sym(b'#').map(|_| Type::Int) | [INFO] [stdout] 154 | sym(b'!') * ident().map(Type::TypeParameter) | [INFO] [stdout] 155 | ty_flag() | [INFO] [stdout] 156 | ty_generic() | [INFO] [stdout] 157 ~ dotted_ident().map(Type::Named) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 163 | (space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) | [INFO] [stdout] | ^ [INFO] [stdout] 164 | ty()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 163 ~ space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) | [INFO] [stdout] 164 ~ ty() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | ( repeated_field() | [INFO] [stdout] | ^^ [INFO] [stdout] 181 | base_field() | [INFO] [stdout] 182 | ty().map(|ty| Field { name: None, ty: ty })) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 180 ~ repeated_field() | [INFO] [stdout] 181 | base_field() | [INFO] [stdout] 182 ~ ty().map(|ty| Field { name: None, ty: ty }) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | ( seq(b"---types---").map(|_| Delimiter::Types) | [INFO] [stdout] | ^^ [INFO] [stdout] 221 | seq(b"---functions---").map(|_| Delimiter::Functions) [INFO] [stdout] | ________________________________________________________________^ [INFO] [stdout] 222 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 220 ~ seq(b"---types---").map(|_| Delimiter::Types) | [INFO] [stdout] 221 ~ seq(b"---functions---").map(|_| Delimiter::Functions) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:153:9 [INFO] [stdout] | [INFO] [stdout] 153 | ( sym(b'#').map(|_| Type::Int) | [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 157 | dotted_ident().map(Type::Named) [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 158 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 153 ~ sym(b'#').map(|_| Type::Int) | [INFO] [stdout] 154 | sym(b'!') * ident().map(Type::TypeParameter) | [INFO] [stdout] 155 | ty_flag() | [INFO] [stdout] 156 | ty_generic() | [INFO] [stdout] 157 ~ dotted_ident().map(Type::Named) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 163 | (space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) | [INFO] [stdout] | ^ [INFO] [stdout] 164 | ty()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 163 ~ space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) | [INFO] [stdout] 164 ~ ty() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | ( repeated_field() | [INFO] [stdout] | ^^ [INFO] [stdout] 181 | base_field() | [INFO] [stdout] 182 | ty().map(|ty| Field { name: None, ty: ty })) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 180 ~ repeated_field() | [INFO] [stdout] 181 | base_field() | [INFO] [stdout] 182 ~ ty().map(|ty| Field { name: None, ty: ty }) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | ( seq(b"---types---").map(|_| Delimiter::Types) | [INFO] [stdout] | ^^ [INFO] [stdout] 221 | seq(b"---functions---").map(|_| Delimiter::Functions) [INFO] [stdout] | ________________________________________________________________^ [INFO] [stdout] 222 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 220 ~ seq(b"---types---").map(|_| Delimiter::Types) | [INFO] [stdout] 221 ~ seq(b"---functions---").map(|_| Delimiter::Functions) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1548:59 [INFO] [stdout] | [INFO] [stdout] 1548 | fn constructors_and_tl_ids<'this>(&'this self) -> Box<'this + Iterator)>> { [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] 1548 | fn constructors_and_tl_ids<'this>(&'this self) -> Box)>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1548:59 [INFO] [stdout] | [INFO] [stdout] 1548 | fn constructors_and_tl_ids<'this>(&'this self) -> Box<'this + Iterator)>> { [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] 1548 | fn constructors_and_tl_ids<'this>(&'this self) -> Box)>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:440:35 [INFO] [stdout] | [INFO] [stdout] 440 | Item::Constructor(mut c) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:440:35 [INFO] [stdout] | [INFO] [stdout] 440 | Item::Constructor(mut c) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | let mut cs = cs.resolve(&resolve_map); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | let mut cs = cs.resolve(&resolve_map); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:297:21 [INFO] [stdout] | [INFO] [stdout] 297 | &mut s[..1].make_ascii_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 297 | let _ = &mut s[..1].make_ascii_uppercase(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:297:21 [INFO] [stdout] | [INFO] [stdout] 297 | &mut s[..1].make_ascii_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 297 | let _ = &mut s[..1].make_ascii_uppercase(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.32s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: 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" "dfb32226c7987e11c37810088e6908cbc1f9c38184b405f2065bbcb5e209ce77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfb32226c7987e11c37810088e6908cbc1f9c38184b405f2065bbcb5e209ce77", kill_on_drop: false }` [INFO] [stdout] dfb32226c7987e11c37810088e6908cbc1f9c38184b405f2065bbcb5e209ce77