[INFO] cloning repository https://github.com/SamandarIbragimov/lucky_numbers-rust-parallel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SamandarIbragimov/lucky_numbers-rust-parallel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamandarIbragimov%2Flucky_numbers-rust-parallel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamandarIbragimov%2Flucky_numbers-rust-parallel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c6d9319746801b83dcd2b7f326e5e942989dfaa [INFO] building SamandarIbragimov/lucky_numbers-rust-parallel 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%2FSamandarIbragimov%2Flucky_numbers-rust-parallel" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SamandarIbragimov/lucky_numbers-rust-parallel 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/SamandarIbragimov/lucky_numbers-rust-parallel [INFO] finished tweaking git repo https://github.com/SamandarIbragimov/lucky_numbers-rust-parallel [INFO] tweaked toml for git repo https://github.com/SamandarIbragimov/lucky_numbers-rust-parallel written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SamandarIbragimov/lucky_numbers-rust-parallel 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d63d9bc8303656e7d7b860848ae2644cef159a352c6f2f9cf3b2ea5826667c6a [INFO] running `Command { std: "docker" "start" "-a" "d63d9bc8303656e7d7b860848ae2644cef159a352c6f2f9cf3b2ea5826667c6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d63d9bc8303656e7d7b860848ae2644cef159a352c6f2f9cf3b2ea5826667c6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d63d9bc8303656e7d7b860848ae2644cef159a352c6f2f9cf3b2ea5826667c6a", kill_on_drop: false }` [INFO] [stdout] d63d9bc8303656e7d7b860848ae2644cef159a352c6f2f9cf3b2ea5826667c6a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d6af2e3e3aeb847f00d8aba1e2efa00a9cf30ebf9584d3bc8963f8f00486febd [INFO] running `Command { std: "docker" "start" "-a" "d6af2e3e3aeb847f00d8aba1e2efa00a9cf30ebf9584d3bc8963f8f00486febd", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling getrandom v0.2.10 [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 rayon v1.8.0 [INFO] [stderr] Compiling ucases v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s [INFO] running `Command { std: "docker" "inspect" "d6af2e3e3aeb847f00d8aba1e2efa00a9cf30ebf9584d3bc8963f8f00486febd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6af2e3e3aeb847f00d8aba1e2efa00a9cf30ebf9584d3bc8963f8f00486febd", kill_on_drop: false }` [INFO] [stdout] d6af2e3e3aeb847f00d8aba1e2efa00a9cf30ebf9584d3bc8963f8f00486febd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 932050bf9d55fcdb2fd07c163725668718873a61442dcb00a6d6ffeda41a3bb2 [INFO] running `Command { std: "docker" "start" "-a" "932050bf9d55fcdb2fd07c163725668718873a61442dcb00a6d6ffeda41a3bb2", kill_on_drop: false }` [INFO] [stderr] Compiling ucases v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "932050bf9d55fcdb2fd07c163725668718873a61442dcb00a6d6ffeda41a3bb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "932050bf9d55fcdb2fd07c163725668718873a61442dcb00a6d6ffeda41a3bb2", kill_on_drop: false }` [INFO] [stdout] 932050bf9d55fcdb2fd07c163725668718873a61442dcb00a6d6ffeda41a3bb2