[INFO] cloning repository https://github.com/Ultimate-Destroyer/2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ultimate-Destroyer/2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimate-Destroyer%2F2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimate-Destroyer%2F2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77fa495251af874a7f0a1725e34892d71233a65c
[INFO] building Ultimate-Destroyer/2048 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimate-Destroyer%2F2048" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ultimate-Destroyer/2048 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 git repo https://github.com/Ultimate-Destroyer/2048
[INFO] finished tweaking git repo https://github.com/Ultimate-Destroyer/2048
[INFO] tweaked toml for git repo https://github.com/Ultimate-Destroyer/2048 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ultimate-Destroyer/2048 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string_morph v0.1.0
[INFO] [stderr]   Downloaded crossterm v0.23.0
[INFO] [stderr]   Downloaded matrix_display v1.0.0
[INFO] [stderr]   Downloaded unicode_types v0.2.0
[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] d0e6f9f33be808c04860f983baa063f7e18f4d26939849fbfd5fcf2783bef139
[INFO] running `Command { std: "docker" "start" "-a" "d0e6f9f33be808c04860f983baa063f7e18f4d26939849fbfd5fcf2783bef139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0e6f9f33be808c04860f983baa063f7e18f4d26939849fbfd5fcf2783bef139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e6f9f33be808c04860f983baa063f7e18f4d26939849fbfd5fcf2783bef139", kill_on_drop: false }`
[INFO] [stdout] d0e6f9f33be808c04860f983baa063f7e18f4d26939849fbfd5fcf2783bef139
[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] e297043d796ada45c24bf1c1ca6ddc46e0af52622c812d83c2bf5d0a74345326
[INFO] running `Command { std: "docker" "start" "-a" "e297043d796ada45c24bf1c1ca6ddc46e0af52622c812d83c2bf5d0a74345326", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling string_morph v0.1.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling unicode_types v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling crossterm v0.23.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling matrix_display v1.0.0
[INFO] [stderr]    Compiling game-2048 v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.84s
[INFO] running `Command { std: "docker" "inspect" "e297043d796ada45c24bf1c1ca6ddc46e0af52622c812d83c2bf5d0a74345326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e297043d796ada45c24bf1c1ca6ddc46e0af52622c812d83c2bf5d0a74345326", kill_on_drop: false }`
[INFO] [stdout] e297043d796ada45c24bf1c1ca6ddc46e0af52622c812d83c2bf5d0a74345326
[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] e3f59c728af825b01c968771a5d42b61c214fad8aca5764dd5d4ca3a9ccfe139
[INFO] running `Command { std: "docker" "start" "-a" "e3f59c728af825b01c968771a5d42b61c214fad8aca5764dd5d4ca3a9ccfe139", kill_on_drop: false }`
[INFO] [stderr]    Compiling game-2048 v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e3f59c728af825b01c968771a5d42b61c214fad8aca5764dd5d4ca3a9ccfe139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f59c728af825b01c968771a5d42b61c214fad8aca5764dd5d4ca3a9ccfe139", kill_on_drop: false }`
[INFO] [stdout] e3f59c728af825b01c968771a5d42b61c214fad8aca5764dd5d4ca3a9ccfe139