[INFO] fetching crate structsy-derive 0.5.2...
[INFO] building structsy-derive-0.5.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate structsy-derive 0.5.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate structsy-derive 0.5.2
[INFO] finished tweaking crates.io crate structsy-derive 0.5.2
[INFO] tweaked toml for crates.io crate structsy-derive 0.5.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate structsy-derive 0.5.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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 v0.14.4 (available: v0.21.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 514e11034822f9b4d1119693dc089ad352fa2a6575097eab7365ecc860b6ec0a
[INFO] running `Command { std: "docker" "start" "-a" "514e11034822f9b4d1119693dc089ad352fa2a6575097eab7365ecc860b6ec0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514e11034822f9b4d1119693dc089ad352fa2a6575097eab7365ecc860b6ec0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514e11034822f9b4d1119693dc089ad352fa2a6575097eab7365ecc860b6ec0a", kill_on_drop: false }`
[INFO] [stdout] 514e11034822f9b4d1119693dc089ad352fa2a6575097eab7365ecc860b6ec0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bec1a074ceb5c66641daeceb9b6629e63785affb91ae6e5dc8835be66510efb
[INFO] running `Command { std: "docker" "start" "-a" "9bec1a074ceb5c66641daeceb9b6629e63785affb91ae6e5dc8835be66510efb", kill_on_drop: false }`
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling structsy-derive v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/queries.rs:114:49
[INFO] [stdout]     |
[INFO] [stdout] 114 |                     if let Type::Path(ref p) = t.borrow() {
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `syn::Type` does not implement `Borrow`, so calling `borrow` on `&syn::Type` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 114 -                     if let Type::Path(ref p) = t.borrow() {
[INFO] [stdout] 114 +                     if let Type::Path(ref p) = t {
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `syn::Type`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/macros.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |         $mac!([$(#[$m])* #[derive(Clone)]
[INFO] [stdout]     |                          ++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "9bec1a074ceb5c66641daeceb9b6629e63785affb91ae6e5dc8835be66510efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bec1a074ceb5c66641daeceb9b6629e63785affb91ae6e5dc8835be66510efb", kill_on_drop: false }`
[INFO] [stdout] 9bec1a074ceb5c66641daeceb9b6629e63785affb91ae6e5dc8835be66510efb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 558d13f612b8bd4d6c69350767b87fbc130cf8d720cb87d4078a4ae4d752ed32
[INFO] running `Command { std: "docker" "start" "-a" "558d13f612b8bd4d6c69350767b87fbc130cf8d720cb87d4078a4ae4d752ed32", kill_on_drop: false }`
[INFO] [stderr]    Compiling structsy-derive v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/queries.rs:114:49
[INFO] [stdout]     |
[INFO] [stdout] 114 |                     if let Type::Path(ref p) = t.borrow() {
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `syn::Type` does not implement `Borrow`, so calling `borrow` on `&syn::Type` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 114 -                     if let Type::Path(ref p) = t.borrow() {
[INFO] [stdout] 114 +                     if let Type::Path(ref p) = t {
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `syn::Type`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/macros.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |         $mac!([$(#[$m])* #[derive(Clone)]
[INFO] [stdout]     |                          ++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/queries.rs:114:49
[INFO] [stdout]     |
[INFO] [stdout] 114 |                     if let Type::Path(ref p) = t.borrow() {
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `syn::Type` does not implement `Borrow`, so calling `borrow` on `&syn::Type` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 114 -                     if let Type::Path(ref p) = t.borrow() {
[INFO] [stdout] 114 +                     if let Type::Path(ref p) = t {
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `syn::Type`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/macros.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |         $mac!([$(#[$m])* #[derive(Clone)]
[INFO] [stdout]     |                          ++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "558d13f612b8bd4d6c69350767b87fbc130cf8d720cb87d4078a4ae4d752ed32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558d13f612b8bd4d6c69350767b87fbc130cf8d720cb87d4078a4ae4d752ed32", kill_on_drop: false }`
[INFO] [stdout] 558d13f612b8bd4d6c69350767b87fbc130cf8d720cb87d4078a4ae4d752ed32