[INFO] cloning repository https://github.com/mimanshu-maheshwari/arg-parse-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mimanshu-maheshwari/arg-parse-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimanshu-maheshwari%2Farg-parse-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimanshu-maheshwari%2Farg-parse-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0a5b8216f271c6865a237f9ffd373833cbcfb471 [INFO] building mimanshu-maheshwari/arg-parse-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%2Fmimanshu-maheshwari%2Farg-parse-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mimanshu-maheshwari/arg-parse-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/mimanshu-maheshwari/arg-parse-rust [INFO] finished tweaking git repo https://github.com/mimanshu-maheshwari/arg-parse-rust [INFO] tweaked toml for git repo https://github.com/mimanshu-maheshwari/arg-parse-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mimanshu-maheshwari/arg-parse-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 74da42a0dfed308b13e1286cd0469c297e83ebdeb48f3edb7460fea90187e32c [INFO] running `Command { std: "docker" "start" "-a" "74da42a0dfed308b13e1286cd0469c297e83ebdeb48f3edb7460fea90187e32c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74da42a0dfed308b13e1286cd0469c297e83ebdeb48f3edb7460fea90187e32c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74da42a0dfed308b13e1286cd0469c297e83ebdeb48f3edb7460fea90187e32c", kill_on_drop: false }` [INFO] [stdout] 74da42a0dfed308b13e1286cd0469c297e83ebdeb48f3edb7460fea90187e32c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 410963895fb34b56cceaf6428579289bddd0b00c8534c27340e09f8eb02fa1bb [INFO] running `Command { std: "docker" "start" "-a" "410963895fb34b56cceaf6428579289bddd0b00c8534c27340e09f8eb02fa1bb", kill_on_drop: false }` [INFO] [stderr] Compiling arg-parse v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "410963895fb34b56cceaf6428579289bddd0b00c8534c27340e09f8eb02fa1bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "410963895fb34b56cceaf6428579289bddd0b00c8534c27340e09f8eb02fa1bb", kill_on_drop: false }` [INFO] [stdout] 410963895fb34b56cceaf6428579289bddd0b00c8534c27340e09f8eb02fa1bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9577c9037335f7ef75af21150a71d4c5061df5265e58271a98dc8575bac86dfe [INFO] running `Command { std: "docker" "start" "-a" "9577c9037335f7ef75af21150a71d4c5061df5265e58271a98dc8575bac86dfe", kill_on_drop: false }` [INFO] [stderr] Compiling arg-parse v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "9577c9037335f7ef75af21150a71d4c5061df5265e58271a98dc8575bac86dfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9577c9037335f7ef75af21150a71d4c5061df5265e58271a98dc8575bac86dfe", kill_on_drop: false }` [INFO] [stdout] 9577c9037335f7ef75af21150a71d4c5061df5265e58271a98dc8575bac86dfe