[INFO] fetching crate savory-derive 0.5.1...
[INFO] building savory-derive-0.5.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate savory-derive 0.5.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate savory-derive 0.5.1
[INFO] finished tweaking crates.io crate savory-derive 0.5.1
[INFO] tweaked toml for crates.io crate savory-derive 0.5.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate savory-derive 0.5.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.10.2 (available: v0.21.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb982409c2fc8e6a54b088f6b61388c05bb9bc8644cb9eb277c0ddd1708b8b52
[INFO] running `Command { std: "docker" "start" "-a" "fb982409c2fc8e6a54b088f6b61388c05bb9bc8644cb9eb277c0ddd1708b8b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb982409c2fc8e6a54b088f6b61388c05bb9bc8644cb9eb277c0ddd1708b8b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb982409c2fc8e6a54b088f6b61388c05bb9bc8644cb9eb277c0ddd1708b8b52", kill_on_drop: false }`
[INFO] [stdout] fb982409c2fc8e6a54b088f6b61388c05bb9bc8644cb9eb277c0ddd1708b8b52
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a98439cefc687d1b4bf830dcaec437cdb523e42e2172547a09afe304c2d204d
[INFO] running `Command { std: "docker" "start" "-a" "7a98439cefc687d1b4bf830dcaec437cdb523e42e2172547a09afe304c2d204d", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling savory-derive v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `path_only` is never used
[INFO] [stdout]    --> src/element.rs:487:8
[INFO] [stdout]     |
[INFO] [stdout] 485 | pub trait TypeExt {
[INFO] [stdout]     |           ------- method in this trait
[INFO] [stdout] 486 |     fn get_option_ty(&self) -> Option<&syn::Type>;
[INFO] [stdout] 487 |     fn path_only(&self) -> Option<syn::punctuated::Punctuated<&syn::Ident, syn::Token![,]>>;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[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 7.37s
[INFO] running `Command { std: "docker" "inspect" "7a98439cefc687d1b4bf830dcaec437cdb523e42e2172547a09afe304c2d204d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a98439cefc687d1b4bf830dcaec437cdb523e42e2172547a09afe304c2d204d", kill_on_drop: false }`
[INFO] [stdout] 7a98439cefc687d1b4bf830dcaec437cdb523e42e2172547a09afe304c2d204d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76832329a57223354ebee67bf8e9a1023cb4d210834c04489e4275598b7e8722
[INFO] running `Command { std: "docker" "start" "-a" "76832329a57223354ebee67bf8e9a1023cb4d210834c04489e4275598b7e8722", kill_on_drop: false }`
[INFO] [stderr]    Compiling savory-derive v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `path_only` is never used
[INFO] [stdout]    --> src/element.rs:487:8
[INFO] [stdout]     |
[INFO] [stdout] 485 | pub trait TypeExt {
[INFO] [stdout]     |           ------- method in this trait
[INFO] [stdout] 486 |     fn get_option_ty(&self) -> Option<&syn::Type>;
[INFO] [stdout] 487 |     fn path_only(&self) -> Option<syn::punctuated::Punctuated<&syn::Ident, syn::Token![,]>>;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `path_only` is never used
[INFO] [stdout]    --> src/element.rs:487:8
[INFO] [stdout]     |
[INFO] [stdout] 485 | pub trait TypeExt {
[INFO] [stdout]     |           ------- method in this trait
[INFO] [stdout] 486 |     fn get_option_ty(&self) -> Option<&syn::Type>;
[INFO] [stdout] 487 |     fn path_only(&self) -> Option<syn::punctuated::Punctuated<&syn::Ident, syn::Token![,]>>;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[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 1.12s
[INFO] running `Command { std: "docker" "inspect" "76832329a57223354ebee67bf8e9a1023cb4d210834c04489e4275598b7e8722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76832329a57223354ebee67bf8e9a1023cb4d210834c04489e4275598b7e8722", kill_on_drop: false }`
[INFO] [stdout] 76832329a57223354ebee67bf8e9a1023cb4d210834c04489e4275598b7e8722