[INFO] fetching crate pipa 0.4.1...
[INFO] checking pipa-0.4.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate pipa 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pipa 0.4.1
[INFO] finished tweaking crates.io crate pipa 0.4.1
[INFO] tweaked toml for crates.io crate pipa 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pipa 0.4.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dcceaad4ad639b1788c7ac062017c04bf0ebcd520be44772980b2ca998fe1c6
[INFO] running `Command { std: "docker" "start" "-a" "7dcceaad4ad639b1788c7ac062017c04bf0ebcd520be44772980b2ca998fe1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dcceaad4ad639b1788c7ac062017c04bf0ebcd520be44772980b2ca998fe1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcceaad4ad639b1788c7ac062017c04bf0ebcd520be44772980b2ca998fe1c6", kill_on_drop: false }`
[INFO] [stdout] 7dcceaad4ad639b1788c7ac062017c04bf0ebcd520be44772980b2ca998fe1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d5c290c266ad1566a4ff57624bddad6dab419aeaeedf6d4d6726e715e4dc5cc
[INFO] running `Command { std: "docker" "start" "-a" "6d5c290c266ad1566a4ff57624bddad6dab419aeaeedf6d4d6726e715e4dc5cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking pipa v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stdout] warning: unused variable: `i32`
[INFO] [stdout]    --> tests/mixed_test.rs:266:24
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let ret = p!(5 => |i32| 2 => |n: i32| n + 5);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: `i32` is captured in macro and introduced a unused variable
[INFO] [stdout]    --> tests/mixed_test.rs:266:15
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let ret = p!(5 => |i32| 2 => |n: i32| n + 5);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `p` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i32`
[INFO] [stdout]    --> tests/mixed_test.rs:274:24
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let ret = p!(5 => |i32| {2} => |n: i32| n + 5);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: `i32` is captured in macro and introduced a unused variable
[INFO] [stdout]    --> tests/mixed_test.rs:274:15
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let ret = p!(5 => |i32| {2} => |n: i32| n + 5);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `p` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i32`
[INFO] [stdout]    --> tests/mixed_test.rs:282:24
[INFO] [stdout]     |
[INFO] [stdout] 282 |     let ret = p!(5 => |i32| -> i32 {2} => |n: i32| n + 5);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: `i32` is captured in macro and introduced a unused variable
[INFO] [stdout]    --> tests/mixed_test.rs:282:15
[INFO] [stdout]     |
[INFO] [stdout] 282 |     let ret = p!(5 => |i32| -> i32 {2} => |n: i32| n + 5);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `p` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.85s
[INFO] running `Command { std: "docker" "inspect" "6d5c290c266ad1566a4ff57624bddad6dab419aeaeedf6d4d6726e715e4dc5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5c290c266ad1566a4ff57624bddad6dab419aeaeedf6d4d6726e715e4dc5cc", kill_on_drop: false }`
[INFO] [stdout] 6d5c290c266ad1566a4ff57624bddad6dab419aeaeedf6d4d6726e715e4dc5cc