[INFO] cloning repository https://github.com/Embers-of-the-Fire/datastruct-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Embers-of-the-Fire/datastruct-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbers-of-the-Fire%2Fdatastruct-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbers-of-the-Fire%2Fdatastruct-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebe394975cc909b0e048a5486ce7c1cf32032326
[INFO] checking Embers-of-the-Fire/datastruct-rs/ebe394975cc909b0e048a5486ce7c1cf32032326 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbers-of-the-Fire%2Fdatastruct-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Embers-of-the-Fire/datastruct-rs 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 git repo https://github.com/Embers-of-the-Fire/datastruct-rs
[INFO] finished tweaking git repo https://github.com/Embers-of-the-Fire/datastruct-rs
[INFO] tweaked toml for git repo https://github.com/Embers-of-the-Fire/datastruct-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Embers-of-the-Fire/datastruct-rs 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 81920564b75d252292f376e1425c550561ed7674909ef8206f2a386486811ec3
[INFO] running `Command { std: "docker" "start" "-a" "81920564b75d252292f376e1425c550561ed7674909ef8206f2a386486811ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81920564b75d252292f376e1425c550561ed7674909ef8206f2a386486811ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81920564b75d252292f376e1425c550561ed7674909ef8206f2a386486811ec3", kill_on_drop: false }`
[INFO] [stdout] 81920564b75d252292f376e1425c550561ed7674909ef8206f2a386486811ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e4d6df3ef5e89acd6c912aeb4ca7ae10081e54fe53d23d7fe51306cc60cbb5fa
[INFO] running `Command { std: "docker" "start" "-a" "e4d6df3ef5e89acd6c912aeb4ca7ae10081e54fe53d23d7fe51306cc60cbb5fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking datastruct_derive v0.1.1 (/opt/rustwide/workdir/datastruct_derive)
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]   --> datastruct_derive/src/generate.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct RichStructContent {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 15 |     pub config: StructConfig,
[INFO] [stdout] 16 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 17 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RichStructContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]    --> datastruct_derive/src/generate.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub struct StructFieldContent {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 260 |     pub config: FieldConfig,
[INFO] [stdout] 261 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 262 |     pub vis: Visibility,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StructFieldContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]   --> datastruct_derive/src/generate.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct RichStructContent {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 15 |     pub config: StructConfig,
[INFO] [stdout] 16 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 17 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RichStructContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]    --> datastruct_derive/src/generate.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub struct StructFieldContent {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 260 |     pub config: FieldConfig,
[INFO] [stdout] 261 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 262 |     pub vis: Visibility,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StructFieldContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]   --> datastruct_derive/src/generate.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct RichStructContent {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 15 |     pub config: StructConfig,
[INFO] [stdout] 16 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 17 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RichStructContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]    --> datastruct_derive/src/generate.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub struct StructFieldContent {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 260 |     pub config: FieldConfig,
[INFO] [stdout] 261 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 262 |     pub vis: Visibility,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StructFieldContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking datastruct v0.1.1 (/opt/rustwide/workdir/datastruct)
[INFO] [stderr]     Checking libtest v0.1.1 (/opt/rustwide/workdir/libtest)
[INFO] [stdout] warning: struct `NotAllDefault` is never constructed
[INFO] [stdout]   --> libtest/src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct NotAllDefault {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Debuggable` is never constructed
[INFO] [stdout]   --> libtest/src/lib.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct Debuggable {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PartlyEq` is never constructed
[INFO] [stdout]   --> libtest/src/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct PartlyEq {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `val2` is never read
[INFO] [stdout]   --> libtest/src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct Debuggable {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     val2: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Debuggable` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `do_not_check_eq` is never read
[INFO] [stdout]   --> libtest/src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct PartlyEq {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |     do_not_check_eq: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PartlyEq` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `private_key` is never read
[INFO] [stdout]    --> libtest/src/lib.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |     struct Person {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 175 |         private_key: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.52s
[INFO] running `Command { std: "docker" "inspect" "e4d6df3ef5e89acd6c912aeb4ca7ae10081e54fe53d23d7fe51306cc60cbb5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d6df3ef5e89acd6c912aeb4ca7ae10081e54fe53d23d7fe51306cc60cbb5fa", kill_on_drop: false }`
[INFO] [stdout] e4d6df3ef5e89acd6c912aeb4ca7ae10081e54fe53d23d7fe51306cc60cbb5fa