[INFO] fetching crate pn-dcp 0.3.0...
[INFO] checking pn-dcp-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate pn-dcp 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate pn-dcp 0.3.0 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 pn-dcp 0.3.0
[INFO] finished tweaking crates.io crate pn-dcp 0.3.0
[INFO] tweaked toml for crates.io crate pn-dcp 0.3.0 written to /workspace/builds/worker-2-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 30 packages to latest compatible versions
[INFO] [stderr]       Adding pn-dcp-macro v0.1.0 (available: v0.3.0)
[INFO] [stderr]       Adding pnet v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_base v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_datalink v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_macros v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_macros_support v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_packet v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_sys v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding pnet_transport v0.34.0 (available: v0.35.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e0e10fb6156f1183fbde5eb8a2fdafe139e0456dc48442bea16ebfe7a3482c76
[INFO] running `Command { std: "docker" "start" "-a" "e0e10fb6156f1183fbde5eb8a2fdafe139e0456dc48442bea16ebfe7a3482c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0e10fb6156f1183fbde5eb8a2fdafe139e0456dc48442bea16ebfe7a3482c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e10fb6156f1183fbde5eb8a2fdafe139e0456dc48442bea16ebfe7a3482c76", kill_on_drop: false }`
[INFO] [stdout] e0e10fb6156f1183fbde5eb8a2fdafe139e0456dc48442bea16ebfe7a3482c76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 71a804e25ba0d987efddf71f7542a6672efcef14ad1fe061de3ace97081059a8
[INFO] running `Command { std: "docker" "start" "-a" "71a804e25ba0d987efddf71f7542a6672efcef14ad1fe061de3ace97081059a8", kill_on_drop: false }`
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling pnet v0.34.0
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking pnet_sys v0.34.0
[INFO] [stderr]     Checking pnet_base v0.34.0
[INFO] [stderr]     Checking pnet_macros_support v0.34.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking pnet_datalink v0.34.0
[INFO] [stderr]    Compiling pn-dcp-macro v0.1.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling pnet_macros v0.34.0
[INFO] [stderr]     Checking pnet_packet v0.34.0
[INFO] [stderr]     Checking pnet_transport v0.34.0
[INFO] [stderr]     Checking pn-dcp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.06s
[INFO] running `Command { std: "docker" "inspect" "71a804e25ba0d987efddf71f7542a6672efcef14ad1fe061de3ace97081059a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a804e25ba0d987efddf71f7542a6672efcef14ad1fe061de3ace97081059a8", kill_on_drop: false }`
[INFO] [stdout] 71a804e25ba0d987efddf71f7542a6672efcef14ad1fe061de3ace97081059a8