[INFO] fetching crate racker-plugin 0.1.0...
[INFO] building racker-plugin-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate racker-plugin 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate racker-plugin 0.1.0 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 racker-plugin 0.1.0
[INFO] finished tweaking crates.io crate racker-plugin 0.1.0
[INFO] tweaked toml for crates.io crate racker-plugin 0.1.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding libloading v0.7.4 (available: v0.8.6)
[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] 2c68a8e8a8920ec6263aaaf9327f8b7b6c840e446a6f5a90aa311ec2b0d31a87
[INFO] running `Command { std: "docker" "start" "-a" "2c68a8e8a8920ec6263aaaf9327f8b7b6c840e446a6f5a90aa311ec2b0d31a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c68a8e8a8920ec6263aaaf9327f8b7b6c840e446a6f5a90aa311ec2b0d31a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c68a8e8a8920ec6263aaaf9327f8b7b6c840e446a6f5a90aa311ec2b0d31a87", kill_on_drop: false }`
[INFO] [stdout] 2c68a8e8a8920ec6263aaaf9327f8b7b6c840e446a6f5a90aa311ec2b0d31a87
[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] 47db6f3dc62bfde1f7bcd399eb22d6bce537c730a67b8cfe1902a3b24b341ea6
[INFO] running `Command { std: "docker" "start" "-a" "47db6f3dc62bfde1f7bcd399eb22d6bce537c730a67b8cfe1902a3b24b341ea6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling racker-plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "47db6f3dc62bfde1f7bcd399eb22d6bce537c730a67b8cfe1902a3b24b341ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47db6f3dc62bfde1f7bcd399eb22d6bce537c730a67b8cfe1902a3b24b341ea6", kill_on_drop: false }`
[INFO] [stdout] 47db6f3dc62bfde1f7bcd399eb22d6bce537c730a67b8cfe1902a3b24b341ea6
[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] b466dcc5cd1a1aa0f528becd89f0c220c036f9d592ede2416d17d5a63bf3c697
[INFO] running `Command { std: "docker" "start" "-a" "b466dcc5cd1a1aa0f528becd89f0c220c036f9d592ede2416d17d5a63bf3c697", kill_on_drop: false }`
[INFO] [stderr]    Compiling racker-plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "b466dcc5cd1a1aa0f528becd89f0c220c036f9d592ede2416d17d5a63bf3c697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b466dcc5cd1a1aa0f528becd89f0c220c036f9d592ede2416d17d5a63bf3c697", kill_on_drop: false }`
[INFO] [stdout] b466dcc5cd1a1aa0f528becd89f0c220c036f9d592ede2416d17d5a63bf3c697