[INFO] fetching crate veriform_derive 0.2.0...
[INFO] testing veriform_derive-0.2.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate veriform_derive 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate veriform_derive 0.2.0
[INFO] finished tweaking crates.io crate veriform_derive 0.2.0
[INFO] tweaked toml for crates.io crate veriform_derive 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate veriform_derive 0.2.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.10.2 (available: v0.23.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] [stderr]       Adding synstructure v0.12.6 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a7f286c15aa8c5dc7d746971925df18a4272487079262bde1f0110d8dafde37
[INFO] running `Command { std: "docker" "start" "-a" "0a7f286c15aa8c5dc7d746971925df18a4272487079262bde1f0110d8dafde37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a7f286c15aa8c5dc7d746971925df18a4272487079262bde1f0110d8dafde37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7f286c15aa8c5dc7d746971925df18a4272487079262bde1f0110d8dafde37", kill_on_drop: false }`
[INFO] [stdout] 0a7f286c15aa8c5dc7d746971925df18a4272487079262bde1f0110d8dafde37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46511b607261860dd27e8b7319e4f1bbf49da18f3e41f02a47df9e46eca0a563
[INFO] running `Command { std: "docker" "start" "-a" "46511b607261860dd27e8b7319e4f1bbf49da18f3e41f02a47df9e46eca0a563", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling veriform_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size`, `min`, and `max` are never read
[INFO] [stdout]   --> src/field.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) struct Attrs {
[INFO] [stdout]    |                   ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     size: Option<usize>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     min: Option<usize>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     max: Option<usize>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Attrs` has a derived impl for the trait `Debug`, 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "46511b607261860dd27e8b7319e4f1bbf49da18f3e41f02a47df9e46eca0a563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46511b607261860dd27e8b7319e4f1bbf49da18f3e41f02a47df9e46eca0a563", kill_on_drop: false }`
[INFO] [stdout] 46511b607261860dd27e8b7319e4f1bbf49da18f3e41f02a47df9e46eca0a563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f44a14e0db4dcb35ff47347db0a1dddba45f9db5eb959a2806f4c03bfac185af
[INFO] running `Command { std: "docker" "start" "-a" "f44a14e0db4dcb35ff47347db0a1dddba45f9db5eb959a2806f4c03bfac185af", kill_on_drop: false }`
[INFO] [stderr]    Compiling veriform_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size`, `min`, and `max` are never read
[INFO] [stdout]   --> src/field.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) struct Attrs {
[INFO] [stdout]    |                   ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     size: Option<usize>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     min: Option<usize>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     max: Option<usize>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Attrs` has a derived impl for the trait `Debug`, 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 `size`, `min`, and `max` are never read
[INFO] [stdout]   --> src/field.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) struct Attrs {
[INFO] [stdout]    |                   ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     size: Option<usize>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     min: Option<usize>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     max: Option<usize>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Attrs` has a derived impl for the trait `Debug`, 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "f44a14e0db4dcb35ff47347db0a1dddba45f9db5eb959a2806f4c03bfac185af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44a14e0db4dcb35ff47347db0a1dddba45f9db5eb959a2806f4c03bfac185af", kill_on_drop: false }`
[INFO] [stdout] f44a14e0db4dcb35ff47347db0a1dddba45f9db5eb959a2806f4c03bfac185af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b02894f47ced9a3e8e5f24d8f1979864cc86c8b8fa01942f6422d732cc1fab9b
[INFO] running `Command { std: "docker" "start" "-a" "b02894f47ced9a3e8e5f24d8f1979864cc86c8b8fa01942f6422d732cc1fab9b", kill_on_drop: false }`
[INFO] [stderr] warning: fields `size`, `min`, and `max` are never read
[INFO] [stderr]   --> src/field.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub(crate) struct Attrs {
[INFO] [stderr]    |                   ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 45 |     size: Option<usize>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     min: Option<usize>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     max: Option<usize>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Attrs` has a derived impl for the trait `Debug`, 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: `veriform_derive` (lib) generated 1 warning
[INFO] [stderr] warning: `veriform_derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/veriform_derive-444f8a4752802896)
[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 veriform_derive
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/field.rs - field::Attrs (line 15) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b02894f47ced9a3e8e5f24d8f1979864cc86c8b8fa01942f6422d732cc1fab9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02894f47ced9a3e8e5f24d8f1979864cc86c8b8fa01942f6422d732cc1fab9b", kill_on_drop: false }`
[INFO] [stdout] b02894f47ced9a3e8e5f24d8f1979864cc86c8b8fa01942f6422d732cc1fab9b
