[INFO] fetching crate guest-server 0.1.5...
[INFO] building guest-server-0.1.5 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate guest-server 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate guest-server 0.1.5 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 guest-server 0.1.5
[INFO] finished tweaking crates.io crate guest-server 0.1.5
[INFO] tweaked toml for crates.io crate guest-server 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d53a90f1e7fd5f605a178bcf22de890d1178bc1abd03dd54ce0c92f3a7479997
[INFO] running `Command { std: "docker" "start" "-a" "d53a90f1e7fd5f605a178bcf22de890d1178bc1abd03dd54ce0c92f3a7479997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d53a90f1e7fd5f605a178bcf22de890d1178bc1abd03dd54ce0c92f3a7479997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53a90f1e7fd5f605a178bcf22de890d1178bc1abd03dd54ce0c92f3a7479997", kill_on_drop: false }`
[INFO] [stdout] d53a90f1e7fd5f605a178bcf22de890d1178bc1abd03dd54ce0c92f3a7479997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2be99788ec7c66c42cecab0c408d3a07e127d0d926845beddf2d4a56649ea018
[INFO] running `Command { std: "docker" "start" "-a" "2be99788ec7c66c42cecab0c408d3a07e127d0d926845beddf2d4a56649ea018", kill_on_drop: false }`
[INFO] [stderr]    Compiling guest-server v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "2be99788ec7c66c42cecab0c408d3a07e127d0d926845beddf2d4a56649ea018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be99788ec7c66c42cecab0c408d3a07e127d0d926845beddf2d4a56649ea018", kill_on_drop: false }`
[INFO] [stdout] 2be99788ec7c66c42cecab0c408d3a07e127d0d926845beddf2d4a56649ea018
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dd222af7052470ae5a67585b67df67e0beb773514f9a3634c64be1a3037ff6e5
[INFO] running `Command { std: "docker" "start" "-a" "dd222af7052470ae5a67585b67df67e0beb773514f9a3634c64be1a3037ff6e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling guest-server v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "dd222af7052470ae5a67585b67df67e0beb773514f9a3634c64be1a3037ff6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd222af7052470ae5a67585b67df67e0beb773514f9a3634c64be1a3037ff6e5", kill_on_drop: false }`
[INFO] [stdout] dd222af7052470ae5a67585b67df67e0beb773514f9a3634c64be1a3037ff6e5