[INFO] cloning repository https://github.com/wetkeyboard/LeetCode_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wetkeyboard/LeetCode_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwetkeyboard%2FLeetCode_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwetkeyboard%2FLeetCode_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 958f67fc0d890361e6fb44875bef30666c088dd4 [INFO] building wetkeyboard/LeetCode_Rust 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%2Fwetkeyboard%2FLeetCode_Rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wetkeyboard/LeetCode_Rust 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/wetkeyboard/LeetCode_Rust [INFO] finished tweaking git repo https://github.com/wetkeyboard/LeetCode_Rust [INFO] tweaked toml for git repo https://github.com/wetkeyboard/LeetCode_Rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wetkeyboard/LeetCode_Rust 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 971310f597366db1a5c2a7e92f39c0e6472b09ea03ecbbf0c1893b1fecd7cae8 [INFO] running `Command { std: "docker" "start" "-a" "971310f597366db1a5c2a7e92f39c0e6472b09ea03ecbbf0c1893b1fecd7cae8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "971310f597366db1a5c2a7e92f39c0e6472b09ea03ecbbf0c1893b1fecd7cae8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "971310f597366db1a5c2a7e92f39c0e6472b09ea03ecbbf0c1893b1fecd7cae8", kill_on_drop: false }` [INFO] [stdout] 971310f597366db1a5c2a7e92f39c0e6472b09ea03ecbbf0c1893b1fecd7cae8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8a203308960401ebb94e77f1ac11a532d7e0d878f2698e5697606b4ca5f313ab [INFO] running `Command { std: "docker" "start" "-a" "8a203308960401ebb94e77f1ac11a532d7e0d878f2698e5697606b4ca5f313ab", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling leet_code v0.8.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.99s [INFO] running `Command { std: "docker" "inspect" "8a203308960401ebb94e77f1ac11a532d7e0d878f2698e5697606b4ca5f313ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a203308960401ebb94e77f1ac11a532d7e0d878f2698e5697606b4ca5f313ab", kill_on_drop: false }` [INFO] [stdout] 8a203308960401ebb94e77f1ac11a532d7e0d878f2698e5697606b4ca5f313ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2e22197556bc4eb5e7a289ab5bf0418f5af89578a0de27d6bd198287dfeccd9e [INFO] running `Command { std: "docker" "start" "-a" "2e22197556bc4eb5e7a289ab5bf0418f5af89578a0de27d6bd198287dfeccd9e", kill_on_drop: false }` [INFO] [stderr] Compiling leet_code v0.8.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 13.19s [INFO] running `Command { std: "docker" "inspect" "2e22197556bc4eb5e7a289ab5bf0418f5af89578a0de27d6bd198287dfeccd9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e22197556bc4eb5e7a289ab5bf0418f5af89578a0de27d6bd198287dfeccd9e", kill_on_drop: false }` [INFO] [stdout] 2e22197556bc4eb5e7a289ab5bf0418f5af89578a0de27d6bd198287dfeccd9e