[INFO] fetching crate py27-marshal 0.4.0... [INFO] checking py27-marshal-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate py27-marshal 0.4.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate py27-marshal 0.4.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate py27-marshal 0.4.0 [INFO] finished tweaking crates.io crate py27-marshal 0.4.0 [INFO] tweaked toml for crates.io crate py27-marshal 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding num-derive v0.3.3 (available: v0.4.2) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 373950815b90a6ce82d8f7d46a372f5cfc60117802090f3a41a3af0c76c13ab4 [INFO] running `Command { std: "docker" "start" "-a" "373950815b90a6ce82d8f7d46a372f5cfc60117802090f3a41a3af0c76c13ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "373950815b90a6ce82d8f7d46a372f5cfc60117802090f3a41a3af0c76c13ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "373950815b90a6ce82d8f7d46a372f5cfc60117802090f3a41a3af0c76c13ab4", kill_on_drop: false }` [INFO] [stdout] 373950815b90a6ce82d8f7d46a372f5cfc60117802090f3a41a3af0c76c13ab4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aafd72836d4cf2119c37d67f81cd39738611cc43b1de8f3f35bb9ea1e34f4127 [INFO] running `Command { std: "docker" "start" "-a" "aafd72836d4cf2119c37d67f81cd39738611cc43b1de8f3f35bb9ea1e34f4127", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking bstr v1.10.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Checking py27-marshal v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ByteSlice` [INFO] [stdout] --> src/lib.rs:540:25 [INFO] [stdout] | [INFO] [stdout] 540 | use bstr::{BString, ByteSlice}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:288:24 [INFO] [stdout] | [INFO] [stdout] 288 | Self::Long(x) => Type::Long, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:289:26 [INFO] [stdout] | [INFO] [stdout] 289 | &Self::Float(x) => Type::Float, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:290:28 [INFO] [stdout] | [INFO] [stdout] 290 | &Self::Complex(x) => Type::Complex, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:291:25 [INFO] [stdout] | [INFO] [stdout] 291 | Self::Bytes(x) => Type::Bytes, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:292:26 [INFO] [stdout] | [INFO] [stdout] 292 | Self::String(x) => Type::String, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:293:25 [INFO] [stdout] | [INFO] [stdout] 293 | Self::Tuple(x) => Type::Tuple, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:294:24 [INFO] [stdout] | [INFO] [stdout] 294 | Self::List(x) => Type::List, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:295:24 [INFO] [stdout] | [INFO] [stdout] 295 | Self::Dict(x) => Type::Dict, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:296:23 [INFO] [stdout] | [INFO] [stdout] 296 | Self::Set(x) => Type::Set, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:297:29 [INFO] [stdout] | [INFO] [stdout] 297 | Self::FrozenSet(x) => Type::FrozenSet, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:298:24 [INFO] [stdout] | [INFO] [stdout] 298 | Self::Code(x) => Type::Code, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `has_posonlyargcount` is never read [INFO] [stdout] --> src/read.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct RFile { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 56 | has_posonlyargcount: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lib.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(FromPrimitive, ToPrimitive, Debug, Copy, Clone)] [INFO] [stdout] | ^------------ [INFO] [stdout] | | [INFO] [stdout] | `FromPrimitive` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_Type` [INFO] [stdout] 25 | #[repr(u8)] [INFO] [stdout] 26 | pub enum Type { [INFO] [stdout] | ---- `Type` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lib.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(FromPrimitive, ToPrimitive, Debug, Copy, Clone)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `ToPrimitive` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_Type` [INFO] [stdout] 25 | #[repr(u8)] [INFO] [stdout] 26 | pub enum Type { [INFO] [stdout] | ---- `Type` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:288:24 [INFO] [stdout] | [INFO] [stdout] 288 | Self::Long(x) => Type::Long, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:289:26 [INFO] [stdout] | [INFO] [stdout] 289 | &Self::Float(x) => Type::Float, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:290:28 [INFO] [stdout] | [INFO] [stdout] 290 | &Self::Complex(x) => Type::Complex, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:291:25 [INFO] [stdout] | [INFO] [stdout] 291 | Self::Bytes(x) => Type::Bytes, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:292:26 [INFO] [stdout] | [INFO] [stdout] 292 | Self::String(x) => Type::String, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:293:25 [INFO] [stdout] | [INFO] [stdout] 293 | Self::Tuple(x) => Type::Tuple, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:294:24 [INFO] [stdout] | [INFO] [stdout] 294 | Self::List(x) => Type::List, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:295:24 [INFO] [stdout] | [INFO] [stdout] 295 | Self::Dict(x) => Type::Dict, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:296:23 [INFO] [stdout] | [INFO] [stdout] 296 | Self::Set(x) => Type::Set, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:297:29 [INFO] [stdout] | [INFO] [stdout] 297 | Self::FrozenSet(x) => Type::FrozenSet, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:298:24 [INFO] [stdout] | [INFO] [stdout] 298 | Self::Code(x) => Type::Code, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `has_posonlyargcount` is never read [INFO] [stdout] --> src/read.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct RFile { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 56 | has_posonlyargcount: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lib.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(FromPrimitive, ToPrimitive, Debug, Copy, Clone)] [INFO] [stdout] | ^------------ [INFO] [stdout] | | [INFO] [stdout] | `FromPrimitive` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_Type` [INFO] [stdout] 25 | #[repr(u8)] [INFO] [stdout] 26 | pub enum Type { [INFO] [stdout] | ---- `Type` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lib.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(FromPrimitive, ToPrimitive, Debug, Copy, Clone)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `ToPrimitive` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_Type` [INFO] [stdout] 25 | #[repr(u8)] [INFO] [stdout] 26 | pub enum Type { [INFO] [stdout] | ---- `Type` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `Command { std: "docker" "inspect" "aafd72836d4cf2119c37d67f81cd39738611cc43b1de8f3f35bb9ea1e34f4127", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aafd72836d4cf2119c37d67f81cd39738611cc43b1de8f3f35bb9ea1e34f4127", kill_on_drop: false }` [INFO] [stdout] aafd72836d4cf2119c37d67f81cd39738611cc43b1de8f3f35bb9ea1e34f4127