[INFO] fetching crate datastruct_derive 0.1.1...
[INFO] testing datastruct_derive-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate datastruct_derive 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate datastruct_derive 0.1.1
[INFO] finished tweaking crates.io crate datastruct_derive 0.1.1
[INFO] tweaked toml for crates.io crate datastruct_derive 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate datastruct_derive 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f3e763150d9046afcd2f99be907bfc64ce5a6cc8c48ac754392fd01a3488332
[INFO] running `Command { std: "docker" "start" "-a" "6f3e763150d9046afcd2f99be907bfc64ce5a6cc8c48ac754392fd01a3488332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f3e763150d9046afcd2f99be907bfc64ce5a6cc8c48ac754392fd01a3488332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3e763150d9046afcd2f99be907bfc64ce5a6cc8c48ac754392fd01a3488332", kill_on_drop: false }`
[INFO] [stdout] 6f3e763150d9046afcd2f99be907bfc64ce5a6cc8c48ac754392fd01a3488332
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e04696b766156b69289bfe6b955afd6985e10e6b2751610a6aa02d8d350256e7
[INFO] running `Command { std: "docker" "start" "-a" "e04696b766156b69289bfe6b955afd6985e10e6b2751610a6aa02d8d350256e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling datastruct_derive v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]   --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]    --> 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "e04696b766156b69289bfe6b955afd6985e10e6b2751610a6aa02d8d350256e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04696b766156b69289bfe6b955afd6985e10e6b2751610a6aa02d8d350256e7", kill_on_drop: false }`
[INFO] [stdout] e04696b766156b69289bfe6b955afd6985e10e6b2751610a6aa02d8d350256e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d2de967ec9fdb7b7e08e5c2bfcb0f2dba1998b76903e160a409aa714e1187c
[INFO] running `Command { std: "docker" "start" "-a" "a0d2de967ec9fdb7b7e08e5c2bfcb0f2dba1998b76903e160a409aa714e1187c", kill_on_drop: false }`
[INFO] [stderr]    Compiling datastruct_derive v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]   --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]    --> 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]   --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attrs` and `vis` are never read
[INFO] [stdout]    --> 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "a0d2de967ec9fdb7b7e08e5c2bfcb0f2dba1998b76903e160a409aa714e1187c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d2de967ec9fdb7b7e08e5c2bfcb0f2dba1998b76903e160a409aa714e1187c", kill_on_drop: false }`
[INFO] [stdout] a0d2de967ec9fdb7b7e08e5c2bfcb0f2dba1998b76903e160a409aa714e1187c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7ebf0d8606b0ba1d6b3e35f989109197bc8561073f3d3a3512597c4f1f40932
[INFO] running `Command { std: "docker" "start" "-a" "e7ebf0d8606b0ba1d6b3e35f989109197bc8561073f3d3a3512597c4f1f40932", kill_on_drop: false }`
[INFO] [stderr] warning: fields `attrs` and `vis` are never read
[INFO] [stderr]   --> src/generate.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct RichStructContent {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 15 |     pub config: StructConfig,
[INFO] [stderr] 16 |     pub attrs: Vec<Attribute>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 17 |     pub vis: Visibility,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RichStructContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `attrs` and `vis` are never read
[INFO] [stderr]    --> src/generate.rs:261:9
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub struct StructFieldContent {
[INFO] [stderr]     |            ------------------ fields in this struct
[INFO] [stderr] 260 |     pub config: FieldConfig,
[INFO] [stderr] 261 |     pub attrs: Vec<Attribute>,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 262 |     pub vis: Visibility,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `StructFieldContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `datastruct_derive` (lib) generated 2 warnings
[INFO] [stderr] warning: `datastruct_derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/datastruct_derive-f564a73b640bf9a5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests datastruct_derive
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7ebf0d8606b0ba1d6b3e35f989109197bc8561073f3d3a3512597c4f1f40932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ebf0d8606b0ba1d6b3e35f989109197bc8561073f3d3a3512597c4f1f40932", kill_on_drop: false }`
[INFO] [stdout] e7ebf0d8606b0ba1d6b3e35f989109197bc8561073f3d3a3512597c4f1f40932