[INFO] fetching crate hotfix-dictionary 0.0.21... [INFO] checking hotfix-dictionary-0.0.21 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate hotfix-dictionary 0.0.21 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate hotfix-dictionary 0.0.21 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 hotfix-dictionary 0.0.21 [INFO] finished tweaking crates.io crate hotfix-dictionary 0.0.21 [INFO] tweaked toml for crates.io crate hotfix-dictionary 0.0.21 written to /workspace/builds/worker-6-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 128 packages [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding env_logger v0.8.4 (latest: v0.11.3) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding quick-xml v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding roxmltree v0.14.1 (latest: v0.19.0) [INFO] [stderr] Adding strum v0.25.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.25.3 (latest: v0.26.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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 quickcheck_macros v1.0.0 [INFO] [stderr] Downloaded quickcheck_derive v0.3.0 [INFO] [stderr] Downloaded quick-xml v0.29.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6c27546897e300addce7dfff7e9be407c9c7a91636424540c58cb96cf7096447 [INFO] running `Command { std: "docker" "start" "-a" "6c27546897e300addce7dfff7e9be407c9c7a91636424540c58cb96cf7096447", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c27546897e300addce7dfff7e9be407c9c7a91636424540c58cb96cf7096447", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c27546897e300addce7dfff7e9be407c9c7a91636424540c58cb96cf7096447", kill_on_drop: false }` [INFO] [stdout] 6c27546897e300addce7dfff7e9be407c9c7a91636424540c58cb96cf7096447 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf3bbb918165642780f413f1230420d9796757697dfa8aece19ea44164a30849 [INFO] running `Command { std: "docker" "start" "-a" "cf3bbb918165642780f413f1230420d9796757697dfa8aece19ea44164a30849", kill_on_drop: false }` [INFO] [stderr] Compiling smartstring v1.0.1 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking quick-xml v0.29.0 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking roxmltree v0.14.1 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling derive_arbitrary v1.3.2 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Compiling enum-as-inner v0.6.0 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Compiling quickcheck_derive v0.3.0 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking arbitrary v1.3.2 [INFO] [stderr] Checking hotfix-dictionary v0.0.21 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:456:29 [INFO] [stdout] | [INFO] [stdout] 456 | pub struct Abbreviation<'a>(&'a Dictionary, &'a AbbreviationData); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Abbreviation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 456 | pub struct Abbreviation<'a>((), &'a AbbreviationData); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/lib.rs:474:25 [INFO] [stdout] | [INFO] [stdout] 474 | pub struct Category<'a>(&'a Dictionary, &'a CategoryData); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Category` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 474 | pub struct Category<'a>((), ()); [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:573:25 [INFO] [stdout] | [INFO] [stdout] 573 | pub struct Datatype<'a>(&'a Dictionary, &'a DatatypeData); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Datatype` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 573 | pub struct Datatype<'a>((), &'a DatatypeData); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:1011:26 [INFO] [stdout] | [INFO] [stdout] 1011 | pub struct FieldEnum<'a>(&'a Dictionary, &'a FieldEnumData); [INFO] [stdout] | --------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `FieldEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 1011 | pub struct FieldEnum<'a>((), &'a FieldEnumData); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:456:29 [INFO] [stdout] | [INFO] [stdout] 456 | pub struct Abbreviation<'a>(&'a Dictionary, &'a AbbreviationData); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Abbreviation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 456 | pub struct Abbreviation<'a>((), &'a AbbreviationData); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/lib.rs:474:25 [INFO] [stdout] | [INFO] [stdout] 474 | pub struct Category<'a>(&'a Dictionary, &'a CategoryData); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Category` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 474 | pub struct Category<'a>((), ()); [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:573:25 [INFO] [stdout] | [INFO] [stdout] 573 | pub struct Datatype<'a>(&'a Dictionary, &'a DatatypeData); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Datatype` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 573 | pub struct Datatype<'a>((), &'a DatatypeData); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:1011:26 [INFO] [stdout] | [INFO] [stdout] 1011 | pub struct FieldEnum<'a>(&'a Dictionary, &'a FieldEnumData); [INFO] [stdout] | --------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `FieldEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 1011 | pub struct FieldEnum<'a>((), &'a FieldEnumData); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.63s [INFO] running `Command { std: "docker" "inspect" "cf3bbb918165642780f413f1230420d9796757697dfa8aece19ea44164a30849", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf3bbb918165642780f413f1230420d9796757697dfa8aece19ea44164a30849", kill_on_drop: false }` [INFO] [stdout] cf3bbb918165642780f413f1230420d9796757697dfa8aece19ea44164a30849