[INFO] fetching crate b2c2-stat 0.1.5...
[INFO] building b2c2-stat-0.1.5 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate b2c2-stat 0.1.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate b2c2-stat 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 b2c2-stat 0.1.5
[INFO] finished tweaking crates.io crate b2c2-stat 0.1.5
[INFO] tweaked toml for crates.io crate b2c2-stat 0.1.5 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 2 packages to latest compatible versions
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded b2c2-common v0.1.1
[INFO] [stderr]   Downloaded b2c2-casl2 v0.1.4
[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] dce6b4f19a747f9387964f46e6eb65438cfddc45f900d21a66155046b4c10544
[INFO] running `Command { std: "docker" "start" "-a" "dce6b4f19a747f9387964f46e6eb65438cfddc45f900d21a66155046b4c10544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dce6b4f19a747f9387964f46e6eb65438cfddc45f900d21a66155046b4c10544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce6b4f19a747f9387964f46e6eb65438cfddc45f900d21a66155046b4c10544", kill_on_drop: false }`
[INFO] [stdout] dce6b4f19a747f9387964f46e6eb65438cfddc45f900d21a66155046b4c10544
[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] fdc4b2a88614f0484d56df2ccac74a1aa6c7d86a19929723fa3d788f1c381bb3
[INFO] running `Command { std: "docker" "start" "-a" "fdc4b2a88614f0484d56df2ccac74a1aa6c7d86a19929723fa3d788f1c381bb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling b2c2-common v0.1.1
[INFO] [stderr]    Compiling b2c2-casl2 v0.1.4
[INFO] [stderr]    Compiling b2c2-stat v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "fdc4b2a88614f0484d56df2ccac74a1aa6c7d86a19929723fa3d788f1c381bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc4b2a88614f0484d56df2ccac74a1aa6c7d86a19929723fa3d788f1c381bb3", kill_on_drop: false }`
[INFO] [stdout] fdc4b2a88614f0484d56df2ccac74a1aa6c7d86a19929723fa3d788f1c381bb3
[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] 1a1d5fa91832d0df4e44d4ed1c66bf7efb89041f4fc8238ad0e0737c7c1023a9
[INFO] running `Command { std: "docker" "start" "-a" "1a1d5fa91832d0df4e44d4ed1c66bf7efb89041f4fc8238ad0e0737c7c1023a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling b2c2-stat v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "1a1d5fa91832d0df4e44d4ed1c66bf7efb89041f4fc8238ad0e0737c7c1023a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1d5fa91832d0df4e44d4ed1c66bf7efb89041f4fc8238ad0e0737c7c1023a9", kill_on_drop: false }`
[INFO] [stdout] 1a1d5fa91832d0df4e44d4ed1c66bf7efb89041f4fc8238ad0e0737c7c1023a9