[INFO] fetching crate async-ping 0.2.1...
[INFO] checking async-ping-0.2.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate async-ping 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate async-ping 0.2.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-ping 0.2.1
[INFO] finished tweaking crates.io crate async-ping 0.2.1
[INFO] tweaked toml for crates.io crate async-ping 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding pnet_base v0.33.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_macros v0.33.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_macros_support v0.33.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_packet v0.33.0 (available: v0.35.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2a93c25f592f310b9a6f99ae04cb836ecb0cbb6f61c26e0f1a91eba7cc4fc22
[INFO] running `Command { std: "docker" "start" "-a" "e2a93c25f592f310b9a6f99ae04cb836ecb0cbb6f61c26e0f1a91eba7cc4fc22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2a93c25f592f310b9a6f99ae04cb836ecb0cbb6f61c26e0f1a91eba7cc4fc22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a93c25f592f310b9a6f99ae04cb836ecb0cbb6f61c26e0f1a91eba7cc4fc22", kill_on_drop: false }`
[INFO] [stdout] e2a93c25f592f310b9a6f99ae04cb836ecb0cbb6f61c26e0f1a91eba7cc4fc22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f4dca1c2b808fd406e9697b73f74679178399612d54f5de40672e012d7c95dc
[INFO] running `Command { std: "docker" "start" "-a" "2f4dca1c2b808fd406e9697b73f74679178399612d54f5de40672e012d7c95dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking wrapping-macro v0.2.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking os_info v3.8.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking pnet_base v0.33.0
[INFO] [stderr]     Checking pnet_macros_support v0.33.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking icmp-client v0.2.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling pnet_macros v0.33.0
[INFO] [stderr]     Checking pnet_packet v0.33.0
[INFO] [stderr]     Checking icmp-packet v0.1.0
[INFO] [stderr]     Checking async-ping v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "2f4dca1c2b808fd406e9697b73f74679178399612d54f5de40672e012d7c95dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4dca1c2b808fd406e9697b73f74679178399612d54f5de40672e012d7c95dc", kill_on_drop: false }`
[INFO] [stdout] 2f4dca1c2b808fd406e9697b73f74679178399612d54f5de40672e012d7c95dc