[INFO] fetching crate instrs-derive 0.1.0...
[INFO] checking instrs-derive-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate instrs-derive 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate instrs-derive 0.1.0
[INFO] finished tweaking crates.io crate instrs-derive 0.1.0
[INFO] tweaked toml for crates.io crate instrs-derive 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate instrs-derive 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote_into_macro v0.2.0
[INFO] [stderr]   Downloaded quote_into v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 831b0817031c2df22e7c6c9856adb968165493b623a169e771a9c54fbb88f045
[INFO] running `Command { std: "docker" "start" "-a" "831b0817031c2df22e7c6c9856adb968165493b623a169e771a9c54fbb88f045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "831b0817031c2df22e7c6c9856adb968165493b623a169e771a9c54fbb88f045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831b0817031c2df22e7c6c9856adb968165493b623a169e771a9c54fbb88f045", kill_on_drop: false }`
[INFO] [stdout] 831b0817031c2df22e7c6c9856adb968165493b623a169e771a9c54fbb88f045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac82c2c1cb99871d2da3c19d786cc5fa6593e4f0d381072700d092b6b99161cc
[INFO] running `Command { std: "docker" "start" "-a" "ac82c2c1cb99871d2da3c19d786cc5fa6593e4f0d381072700d092b6b99161cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking proc-macro2 v1.0.101
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling quote_into_macro v0.2.0
[INFO] [stderr]     Checking quote_into v0.2.0
[INFO] [stderr]     Checking instrs-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream as TStream`
[INFO] [stdout]  --> src/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use proc_macro::TokenStream as TStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TokenStream`
[INFO] [stdout]  --> src/info.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::{TokenStream, Literal};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream as TStream`
[INFO] [stdout]  --> src/info.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use proc_macro::TokenStream as TStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quote_into::quote_into`
[INFO] [stdout]  --> src/info.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote_into::quote_into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spanned::Spanned`
[INFO] [stdout]  --> src/info.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{*, spanned::Spanned};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro2::TokenStream`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use proc_macro2::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spanned::Spanned`
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::{*, spanned::Spanned};
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream as TStream`
[INFO] [stdout]  --> src/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use proc_macro::TokenStream as TStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TokenStream`
[INFO] [stdout]  --> src/info.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::{TokenStream, Literal};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream as TStream`
[INFO] [stdout]  --> src/info.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use proc_macro::TokenStream as TStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quote_into::quote_into`
[INFO] [stdout]  --> src/info.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote_into::quote_into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spanned::Spanned`
[INFO] [stdout]  --> src/info.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{*, spanned::Spanned};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro2::TokenStream`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use proc_macro2::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spanned::Spanned`
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::{*, spanned::Spanned};
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idents` is never used
[INFO] [stdout]   --> src/util.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn idents(fields: &Fields, s: &mut TokenStream) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generics` is never read
[INFO] [stdout]   --> src/info.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct Info {
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] 18 |     pub name: Ident,
[INFO] [stdout] 19 |     pub generics: Generics,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idents` is never used
[INFO] [stdout]   --> src/util.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn idents(fields: &Fields, s: &mut TokenStream) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generics` is never read
[INFO] [stdout]   --> src/info.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct Info {
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] 18 |     pub name: Ident,
[INFO] [stdout] 19 |     pub generics: Generics,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "ac82c2c1cb99871d2da3c19d786cc5fa6593e4f0d381072700d092b6b99161cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac82c2c1cb99871d2da3c19d786cc5fa6593e4f0d381072700d092b6b99161cc", kill_on_drop: false }`
[INFO] [stdout] ac82c2c1cb99871d2da3c19d786cc5fa6593e4f0d381072700d092b6b99161cc