[INFO] cloning repository https://github.com/AilurusRP/rustlings_answers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AilurusRP/rustlings_answers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAilurusRP%2Frustlings_answers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAilurusRP%2Frustlings_answers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 65d8cb6257c62515206dbec522dc83d97c7e6b30 [INFO] checking AilurusRP/rustlings_answers/65d8cb6257c62515206dbec522dc83d97c7e6b30 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAilurusRP%2Frustlings_answers" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AilurusRP/rustlings_answers on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AilurusRP/rustlings_answers [INFO] finished tweaking git repo https://github.com/AilurusRP/rustlings_answers [INFO] tweaked toml for git repo https://github.com/AilurusRP/rustlings_answers written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AilurusRP/rustlings_answers 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c33838abd5a238e12c186d5855e6bba55483be56cfcf6b7d3605c47b831af76 [INFO] running `Command { std: "docker" "start" "-a" "3c33838abd5a238e12c186d5855e6bba55483be56cfcf6b7d3605c47b831af76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c33838abd5a238e12c186d5855e6bba55483be56cfcf6b7d3605c47b831af76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c33838abd5a238e12c186d5855e6bba55483be56cfcf6b7d3605c47b831af76", kill_on_drop: false }` [INFO] [stdout] 3c33838abd5a238e12c186d5855e6bba55483be56cfcf6b7d3605c47b831af76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7307970c430148dd30a623e4b51f2f2ec5df514296d3d32936067b2df0d540c2 [INFO] running `Command { std: "docker" "start" "-a" "7307970c430148dd30a623e4b51f2f2ec5df514296d3d32936067b2df0d540c2", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking home v0.5.3 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Checking escargot v0.4.0 [INFO] [stderr] Checking rustlings v5.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s [INFO] running `Command { std: "docker" "inspect" "7307970c430148dd30a623e4b51f2f2ec5df514296d3d32936067b2df0d540c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7307970c430148dd30a623e4b51f2f2ec5df514296d3d32936067b2df0d540c2", kill_on_drop: false }` [INFO] [stdout] 7307970c430148dd30a623e4b51f2f2ec5df514296d3d32936067b2df0d540c2