[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-zhang722", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-zhang722'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d8350661e1aafe53a708dec38ca6b443fe7c92e0 [INFO] checking LearningOS/rust-rustlings-2023-autumn-zhang722/d8350661e1aafe53a708dec38ca6b443fe7c92e0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-zhang722" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722 [INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722 [INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-zhang722 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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59a420949bf6a1191f1c7473fcd63cd13dd293faaef278561d75f5cc5d2ae1c7 [INFO] running `Command { std: "docker" "start" "-a" "59a420949bf6a1191f1c7473fcd63cd13dd293faaef278561d75f5cc5d2ae1c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59a420949bf6a1191f1c7473fcd63cd13dd293faaef278561d75f5cc5d2ae1c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59a420949bf6a1191f1c7473fcd63cd13dd293faaef278561d75f5cc5d2ae1c7", kill_on_drop: false }` [INFO] [stdout] 59a420949bf6a1191f1c7473fcd63cd13dd293faaef278561d75f5cc5d2ae1c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c28c93d4f441f29e895469113eddf12c09c67b6ada150d698e191ec9cec40ee [INFO] running `Command { std: "docker" "start" "-a" "3c28c93d4f441f29e895469113eddf12c09c67b6ada150d698e191ec9cec40ee", kill_on_drop: false }` [INFO] [stderr] Checking rustlings v5.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "3c28c93d4f441f29e895469113eddf12c09c67b6ada150d698e191ec9cec40ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c28c93d4f441f29e895469113eddf12c09c67b6ada150d698e191ec9cec40ee", kill_on_drop: false }` [INFO] [stdout] 3c28c93d4f441f29e895469113eddf12c09c67b6ada150d698e191ec9cec40ee