[INFO] fetching crate smart-debug-derive 0.0.3...
[INFO] checking smart-debug-derive-0.0.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate smart-debug-derive 0.0.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate smart-debug-derive 0.0.3 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smart-debug-derive 0.0.3
[INFO] finished tweaking crates.io crate smart-debug-derive 0.0.3
[INFO] tweaked toml for crates.io crate smart-debug-derive 0.0.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b93629eaca98b846000dc5a52c96e994d1df8bde500bb12f7462959271bc08c
[INFO] running `Command { std: "docker" "start" "-a" "6b93629eaca98b846000dc5a52c96e994d1df8bde500bb12f7462959271bc08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b93629eaca98b846000dc5a52c96e994d1df8bde500bb12f7462959271bc08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b93629eaca98b846000dc5a52c96e994d1df8bde500bb12f7462959271bc08c", kill_on_drop: false }`
[INFO] [stdout] 6b93629eaca98b846000dc5a52c96e994d1df8bde500bb12f7462959271bc08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0550b76657c34ceddcc732bc1c1b456ca5a58e81e1de1a4fea422035cfe4525
[INFO] running `Command { std: "docker" "start" "-a" "a0550b76657c34ceddcc732bc1c1b456ca5a58e81e1de1a4fea422035cfe4525", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking similar v2.6.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking smart-debug-derive v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/attr/container.rs:160:10
[INFO] [stdout]     |
[INFO] [stdout] 160 |     Expr(Expr),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AttrValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 160 |     Expr(()),
[INFO] [stdout]     |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/attr/container.rs:161:10
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Call(Vec<Expr>),
[INFO] [stdout]     |     ---- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AttrValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Call(()),
[INFO] [stdout]     |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/attr/container.rs:160:10
[INFO] [stdout]     |
[INFO] [stdout] 160 |     Expr(Expr),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AttrValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 160 |     Expr(()),
[INFO] [stdout]     |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/attr/container.rs:161:10
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Call(Vec<Expr>),
[INFO] [stdout]     |     ---- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AttrValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Call(()),
[INFO] [stdout]     |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.05s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0550b76657c34ceddcc732bc1c1b456ca5a58e81e1de1a4fea422035cfe4525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0550b76657c34ceddcc732bc1c1b456ca5a58e81e1de1a4fea422035cfe4525", kill_on_drop: false }`
[INFO] [stdout] a0550b76657c34ceddcc732bc1c1b456ca5a58e81e1de1a4fea422035cfe4525