[INFO] fetching crate dd_statechart 0.7.0...
[INFO] building dd_statechart-0.7.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate dd_statechart 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dd_statechart 0.7.0 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 dd_statechart 0.7.0
[INFO] finished tweaking crates.io crate dd_statechart 0.7.0
[INFO] tweaked toml for crates.io crate dd_statechart 0.7.0 written to /workspace/builds/worker-4-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 7 packages to latest compatible versions
[INFO] [stderr]       Adding roxmltree v0.14.1 (available: v0.20.0)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.11.0)
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6154a7813b80be1065a48b3bd1a1294614e77c0eac2f087e6aa64c1343cc28bd
[INFO] running `Command { std: "docker" "start" "-a" "6154a7813b80be1065a48b3bd1a1294614e77c0eac2f087e6aa64c1343cc28bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6154a7813b80be1065a48b3bd1a1294614e77c0eac2f087e6aa64c1343cc28bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6154a7813b80be1065a48b3bd1a1294614e77c0eac2f087e6aa64c1343cc28bd", kill_on_drop: false }`
[INFO] [stdout] 6154a7813b80be1065a48b3bd1a1294614e77c0eac2f087e6aa64c1343cc28bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a46415c222a649ca57aa88f04d2bd998d090d94143727e26319d1552bb880e62
[INFO] running `Command { std: "docker" "start" "-a" "a46415c222a649ca57aa88f04d2bd998d090d94143727e26319d1552bb880e62", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling roxmltree v0.14.1
[INFO] [stderr]    Compiling dd_statechart v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "a46415c222a649ca57aa88f04d2bd998d090d94143727e26319d1552bb880e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46415c222a649ca57aa88f04d2bd998d090d94143727e26319d1552bb880e62", kill_on_drop: false }`
[INFO] [stdout] a46415c222a649ca57aa88f04d2bd998d090d94143727e26319d1552bb880e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e55b45171930a80aa2e6076b5bcd053b6ccc0eb07315fa6fa74f5759c735380e
[INFO] running `Command { std: "docker" "start" "-a" "e55b45171930a80aa2e6076b5bcd053b6ccc0eb07315fa6fa74f5759c735380e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dd_statechart v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `GenericError` is never constructed
[INFO] [stdout]    --> src/lib.rs:545:12
[INFO] [stdout]     |
[INFO] [stdout] 545 |     struct GenericError {}
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "e55b45171930a80aa2e6076b5bcd053b6ccc0eb07315fa6fa74f5759c735380e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55b45171930a80aa2e6076b5bcd053b6ccc0eb07315fa6fa74f5759c735380e", kill_on_drop: false }`
[INFO] [stdout] e55b45171930a80aa2e6076b5bcd053b6ccc0eb07315fa6fa74f5759c735380e