[INFO] fetching crate core_extensions_proc_macros 1.5.3...
[INFO] checking core_extensions_proc_macros-1.5.3 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate core_extensions_proc_macros 1.5.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate core_extensions_proc_macros 1.5.3 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core_extensions_proc_macros 1.5.3
[INFO] finished tweaking crates.io crate core_extensions_proc_macros 1.5.3
[INFO] tweaked toml for crates.io crate core_extensions_proc_macros 1.5.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a28b432ffcfc12cb45570a1b2ad370fc3f58e5e838ec5e7ce39f56e9ceb853b2
[INFO] running `Command { std: "docker" "start" "-a" "a28b432ffcfc12cb45570a1b2ad370fc3f58e5e838ec5e7ce39f56e9ceb853b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a28b432ffcfc12cb45570a1b2ad370fc3f58e5e838ec5e7ce39f56e9ceb853b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28b432ffcfc12cb45570a1b2ad370fc3f58e5e838ec5e7ce39f56e9ceb853b2", kill_on_drop: false }`
[INFO] [stdout] a28b432ffcfc12cb45570a1b2ad370fc3f58e5e838ec5e7ce39f56e9ceb853b2
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1c36f58131c700795a87432008a25277b3e558549ef95a6959371878067c47
[INFO] running `Command { std: "docker" "start" "-a" "0e1c36f58131c700795a87432008a25277b3e558549ef95a6959371878067c47", kill_on_drop: false }`
[INFO] [stderr]     Checking core_extensions_proc_macros v1.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `parse_path_and_args`
[INFO] [stdout]  --> src/splitting_generics.rs:6:76
[INFO] [stdout]   |
[INFO] [stdout] 6 |     parsing_shared::{MacroInvocation, out_parenthesized, parse_paren_args, parse_path_and_args},
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `String`, `ToString`
[INFO] [stdout]  --> src/tests.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use alloc::string::{String, ToString};
[INFO] [stdout]   |                     ^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse_path_and_args`
[INFO] [stdout]  --> src/splitting_generics.rs:6:76
[INFO] [stdout]   |
[INFO] [stdout] 6 |     parsing_shared::{MacroInvocation, out_parenthesized, parse_paren_args, parse_path_and_args},
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_tokens`
[INFO] [stdout]    --> src/splitting_generics.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             mut input_tokens, 
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: try removing the field
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/splitting_generics.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             mut input_tokens, 
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_token_stream` is never used
[INFO] [stdout]    --> src/parsing_shared.rs:110:19
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl MacroInvocation {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] 110 |     pub(crate) fn into_token_stream(mut self) -> TokenStream {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_tokens`
[INFO] [stdout]    --> src/splitting_generics.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             mut input_tokens, 
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: try removing the field
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/splitting_generics.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             mut input_tokens, 
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_try_proc` is never used
[INFO] [stdout]   --> src/test_utils.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) fn test_try_proc(
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_res` is never used
[INFO] [stdout]   --> src/test_utils.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn format_res(res: &Result<String, String>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map_both` is never used
[INFO] [stdout]   --> src/test_utils.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn map_both<T, U, F>(res: Result<T, T>, func: F) -> Result<U, U>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_token_stream` is never used
[INFO] [stdout]    --> src/parsing_shared.rs:110:19
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl MacroInvocation {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] 110 |     pub(crate) fn into_token_stream(mut self) -> TokenStream {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "0e1c36f58131c700795a87432008a25277b3e558549ef95a6959371878067c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1c36f58131c700795a87432008a25277b3e558549ef95a6959371878067c47", kill_on_drop: false }`
[INFO] [stdout] 0e1c36f58131c700795a87432008a25277b3e558549ef95a6959371878067c47
