[INFO] fetching crate pi_async_macro 0.2.3...
[INFO] testing pi_async_macro-0.2.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate pi_async_macro 0.2.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate pi_async_macro 0.2.3
[INFO] finished tweaking crates.io crate pi_async_macro 0.2.3
[INFO] tweaked toml for crates.io crate pi_async_macro 0.2.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_async_macro 0.2.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi_async_macro 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91cb3441b3d9ecd7e984c8ddd26da3d93520600850e85c6f4a97e500b35e516d
[INFO] running `Command { std: "docker" "start" "-a" "91cb3441b3d9ecd7e984c8ddd26da3d93520600850e85c6f4a97e500b35e516d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91cb3441b3d9ecd7e984c8ddd26da3d93520600850e85c6f4a97e500b35e516d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cb3441b3d9ecd7e984c8ddd26da3d93520600850e85c6f4a97e500b35e516d", kill_on_drop: false }`
[INFO] [stdout] 91cb3441b3d9ecd7e984c8ddd26da3d93520600850e85c6f4a97e500b35e516d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cec12620ad565b13bf3a4786573f302f334d81fd7a1654cfaac42ee33527a249
[INFO] running `Command { std: "docker" "start" "-a" "cec12620ad565b13bf3a4786573f302f334d81fd7a1654cfaac42ee33527a249", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling pi_async_macro v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> src/lib.rs:338:25
[INFO] [stdout]     |
[INFO] [stdout] 338 |             if let Some(pool_type) = pool_type {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> src/lib.rs:399:25
[INFO] [stdout]     |
[INFO] [stdout] 399 |             if let Some(pool_type) = pool_type {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "cec12620ad565b13bf3a4786573f302f334d81fd7a1654cfaac42ee33527a249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec12620ad565b13bf3a4786573f302f334d81fd7a1654cfaac42ee33527a249", kill_on_drop: false }`
[INFO] [stdout] cec12620ad565b13bf3a4786573f302f334d81fd7a1654cfaac42ee33527a249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87765fdcfdbb958791ee4ea3ed5806d28bd0521131cbf913beed20bc7e33b3b
[INFO] running `Command { std: "docker" "start" "-a" "a87765fdcfdbb958791ee4ea3ed5806d28bd0521131cbf913beed20bc7e33b3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_async_macro v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> src/lib.rs:338:25
[INFO] [stdout]     |
[INFO] [stdout] 338 |             if let Some(pool_type) = pool_type {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> src/lib.rs:399:25
[INFO] [stdout]     |
[INFO] [stdout] 399 |             if let Some(pool_type) = pool_type {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> src/lib.rs:338:25
[INFO] [stdout]     |
[INFO] [stdout] 338 |             if let Some(pool_type) = pool_type {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> src/lib.rs:399:25
[INFO] [stdout]     |
[INFO] [stdout] 399 |             if let Some(pool_type) = pool_type {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "a87765fdcfdbb958791ee4ea3ed5806d28bd0521131cbf913beed20bc7e33b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87765fdcfdbb958791ee4ea3ed5806d28bd0521131cbf913beed20bc7e33b3b", kill_on_drop: false }`
[INFO] [stdout] a87765fdcfdbb958791ee4ea3ed5806d28bd0521131cbf913beed20bc7e33b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f83d18fef636573d060adbb1b3ab8e15f3fe89063bc251b51b9204c82016b93d
[INFO] running `Command { std: "docker" "start" "-a" "f83d18fef636573d060adbb1b3ab8e15f3fe89063bc251b51b9204c82016b93d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `pool_type`
[INFO] [stderr]    --> src/lib.rs:338:25
[INFO] [stderr]     |
[INFO] [stderr] 338 |             if let Some(pool_type) = pool_type {
[INFO] [stderr]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool_type`
[INFO] [stderr]    --> src/lib.rs:399:25
[INFO] [stderr]     |
[INFO] [stderr] 399 |             if let Some(pool_type) = pool_type {
[INFO] [stderr]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stderr] 
[INFO] [stderr] warning: `pi_async_macro` (lib) generated 2 warnings (run `cargo fix --lib -p pi_async_macro` to apply 2 suggestions)
[INFO] [stderr] warning: `pi_async_macro` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pi_async_macro-f97d67d8f3029ab8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pi_async_macro
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f83d18fef636573d060adbb1b3ab8e15f3fe89063bc251b51b9204c82016b93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83d18fef636573d060adbb1b3ab8e15f3fe89063bc251b51b9204c82016b93d", kill_on_drop: false }`
[INFO] [stdout] f83d18fef636573d060adbb1b3ab8e15f3fe89063bc251b51b9204c82016b93d