[INFO] fetching crate proc-easy 0.3.0...
[INFO] checking proc-easy-0.3.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate proc-easy 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate proc-easy 0.3.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-easy 0.3.0
[INFO] finished tweaking crates.io crate proc-easy 0.3.0
[INFO] tweaked toml for crates.io crate proc-easy 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c0cf4589f896f25b29571dc9aba3a139dd2179c910708c8cbd55e6017e07be8
[INFO] running `Command { std: "docker" "start" "-a" "1c0cf4589f896f25b29571dc9aba3a139dd2179c910708c8cbd55e6017e07be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c0cf4589f896f25b29571dc9aba3a139dd2179c910708c8cbd55e6017e07be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0cf4589f896f25b29571dc9aba3a139dd2179c910708c8cbd55e6017e07be8", kill_on_drop: false }`
[INFO] [stdout] 1c0cf4589f896f25b29571dc9aba3a139dd2179c910708c8cbd55e6017e07be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdfd5fedad2d1fb298982167e577329ef505b24b60830d317c855e0c6de29b27
[INFO] running `Command { std: "docker" "start" "-a" "cdfd5fedad2d1fb298982167e577329ef505b24b60830d317c855e0c6de29b27", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.76
[INFO] [stderr]     Checking proc-easy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:238:32
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub struct EasyPeekHack<'a, T>(&'a PhantomData<T>);
[INFO] [stdout]     |            ------------        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:238:32
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub struct EasyPeekHack<'a, T>(&'a PhantomData<T>);
[INFO] [stdout]     |            ------------        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Default` is never used
[INFO] [stdout]     --> src/lib.rs:2156:11
[INFO] [stdout]      |
[INFO] [stdout] 2156 |     trait Default {}
[INFO] [stdout]      |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]     --> src/lib.rs:1254:27
[INFO] [stdout]      |
[INFO] [stdout] 1254 |               $(#[$vmeta])* $vvis $vtype,
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2293 | /         easy_argument_value! {
[INFO] [stdout] 2294 | |             pub struct Clear(pub kw::clear, pub ReferenceExpr);
[INFO] [stdout]      | |                        ----- field in this struct
[INFO] [stdout] 2295 | |         }
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing this field
[INFO] [stdout]      = note: this warning originates in the macro `easy_argument_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]     --> src/lib.rs:1254:27
[INFO] [stdout]      |
[INFO] [stdout] 1254 |               $(#[$vmeta])* $vvis $vtype,
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2297 | /         easy_argument_value! {
[INFO] [stdout] 2298 | |             pub struct Load(pub kw::load, pub ReferenceExpr);
[INFO] [stdout]      | |                        ---- field in this struct
[INFO] [stdout] 2299 | |         }
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing this field
[INFO] [stdout]      = note: this warning originates in the macro `easy_argument_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]     --> src/lib.rs:1254:27
[INFO] [stdout]      |
[INFO] [stdout] 1254 |               $(#[$vmeta])* $vvis $vtype,
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2308 | /         easy_argument_value! {
[INFO] [stdout] 2309 | |             pub struct Store(pub kw::store, pub ReferenceExpr);
[INFO] [stdout]      | |                        ----- field in this struct
[INFO] [stdout] 2310 | |         }
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing this field
[INFO] [stdout]      = note: this warning originates in the macro `easy_argument_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "cdfd5fedad2d1fb298982167e577329ef505b24b60830d317c855e0c6de29b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdfd5fedad2d1fb298982167e577329ef505b24b60830d317c855e0c6de29b27", kill_on_drop: false }`
[INFO] [stdout] cdfd5fedad2d1fb298982167e577329ef505b24b60830d317c855e0c6de29b27