[INFO] fetching crate opp 0.0.7...
[INFO] building opp-0.0.7 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate opp 0.0.7 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate opp 0.0.7 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opp 0.0.7
[INFO] finished tweaking crates.io crate opp 0.0.7
[INFO] tweaked toml for crates.io crate opp 0.0.7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate opp 0.0.7 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bf78499a560e483b12cd46e420616ba8f194a07ac217ca88c3490f0c8f84212
[INFO] running `Command { std: "docker" "start" "-a" "1bf78499a560e483b12cd46e420616ba8f194a07ac217ca88c3490f0c8f84212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bf78499a560e483b12cd46e420616ba8f194a07ac217ca88c3490f0c8f84212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf78499a560e483b12cd46e420616ba8f194a07ac217ca88c3490f0c8f84212", kill_on_drop: false }`
[INFO] [stdout] 1bf78499a560e483b12cd46e420616ba8f194a07ac217ca88c3490f0c8f84212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90dd5c70b30473484c2e87f37dc7e582572ae234fb87f636f92b6c3c4f5ea1c3
[INFO] running `Command { std: "docker" "start" "-a" "90dd5c70b30473484c2e87f37dc7e582572ae234fb87f636f92b6c3c4f5ea1c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling opp v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "90dd5c70b30473484c2e87f37dc7e582572ae234fb87f636f92b6c3c4f5ea1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90dd5c70b30473484c2e87f37dc7e582572ae234fb87f636f92b6c3c4f5ea1c3", kill_on_drop: false }`
[INFO] [stdout] 90dd5c70b30473484c2e87f37dc7e582572ae234fb87f636f92b6c3c4f5ea1c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5bc6e07a9f3c404e3a43dc99364ca614377bd49980a6c3b533b744856a03b3d
[INFO] running `Command { std: "docker" "start" "-a" "c5bc6e07a9f3c404e3a43dc99364ca614377bd49980a6c3b533b744856a03b3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling opp v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "c5bc6e07a9f3c404e3a43dc99364ca614377bd49980a6c3b533b744856a03b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5bc6e07a9f3c404e3a43dc99364ca614377bd49980a6c3b533b744856a03b3d", kill_on_drop: false }`
[INFO] [stdout] c5bc6e07a9f3c404e3a43dc99364ca614377bd49980a6c3b533b744856a03b3d