[INFO] fetching crate rules_derive 0.2.0...
[INFO] checking rules_derive-0.2.0 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate rules_derive 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rules_derive 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rules_derive 0.2.0
[INFO] tweaked toml for crates.io crate rules_derive 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rules_derive 0.2.0 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rules_derive 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf561001bde3cf87b215c0aefee1a492e330246b8fde7fadfb4c170b75d759b
[INFO] running `Command { std: "docker" "start" "-a" "fcf561001bde3cf87b215c0aefee1a492e330246b8fde7fadfb4c170b75d759b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf561001bde3cf87b215c0aefee1a492e330246b8fde7fadfb4c170b75d759b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf561001bde3cf87b215c0aefee1a492e330246b8fde7fadfb4c170b75d759b", kill_on_drop: false }`
[INFO] [stdout] fcf561001bde3cf87b215c0aefee1a492e330246b8fde7fadfb4c170b75d759b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46e058f8e895cc3580a2eaf7a5ce219a63d1d90be0ec79bfc9da4d5e5e8ab3b
[INFO] running `Command { std: "docker" "start" "-a" "d46e058f8e895cc3580a2eaf7a5ce219a63d1d90be0ec79bfc9da4d5e5e8ab3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rules_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `TupleStruct` is never constructed
[INFO] [stdout]    --> examples/custom_clone_and_eq.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct TupleStruct(u8, pub u16, pub(crate) u8);
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `TupleStructWithWhere` is never constructed
[INFO] [stdout]    --> examples/custom_clone_and_eq.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct TupleStructWithWhere(u8, pub u16, pub(crate) u8)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `TupleStructWithWhereAndComma` is never constructed
[INFO] [stdout]    --> examples/custom_clone_and_eq.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct TupleStructWithWhereAndComma(u8, pub u16, pub(crate) u8)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `NamedStruct` is never constructed
[INFO] [stdout]    --> examples/custom_clone_and_eq.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct NamedStruct {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `NamedStructWithWhere` is never constructed
[INFO] [stdout]    --> examples/custom_clone_and_eq.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub struct NamedStructWithWhere
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rules_derive` (example "custom_clone_and_eq") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `Unnamed` is never constructed
[INFO] [stdout]   --> examples/heap_size.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Unnamed(u32, u32);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rules_derive` (example "heap_size") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d46e058f8e895cc3580a2eaf7a5ce219a63d1d90be0ec79bfc9da4d5e5e8ab3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46e058f8e895cc3580a2eaf7a5ce219a63d1d90be0ec79bfc9da4d5e5e8ab3b", kill_on_drop: false }`
[INFO] [stdout] d46e058f8e895cc3580a2eaf7a5ce219a63d1d90be0ec79bfc9da4d5e5e8ab3b
