[INFO] cloning repository https://github.com/LearningOS/learn_rust_rustlings-xieyan110 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/learn_rust_rustlings-xieyan110" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Flearn_rust_rustlings-xieyan110", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Flearn_rust_rustlings-xieyan110'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 799ce7db099d8bd67ed86db449a8c01c8c7381a5 [INFO] checking LearningOS/learn_rust_rustlings-xieyan110/799ce7db099d8bd67ed86db449a8c01c8c7381a5 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Flearn_rust_rustlings-xieyan110" "/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/LearningOS/learn_rust_rustlings-xieyan110 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LearningOS/learn_rust_rustlings-xieyan110 [INFO] finished tweaking git repo https://github.com/LearningOS/learn_rust_rustlings-xieyan110 [INFO] tweaked toml for git repo https://github.com/LearningOS/learn_rust_rustlings-xieyan110 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/learn_rust_rustlings-xieyan110 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Locking 1 package to latest compatible version [INFO] [stderr] Updating rustlings v4.7.1 (/workspace/builds/worker-3-tc1/source) -> v4.8.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c36370d17366bdbfe9c0d987379de3e8ee7ae32618a1b13972b17fc3aa7e344a [INFO] running `Command { std: "docker" "start" "-a" "c36370d17366bdbfe9c0d987379de3e8ee7ae32618a1b13972b17fc3aa7e344a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c36370d17366bdbfe9c0d987379de3e8ee7ae32618a1b13972b17fc3aa7e344a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c36370d17366bdbfe9c0d987379de3e8ee7ae32618a1b13972b17fc3aa7e344a", kill_on_drop: false }` [INFO] [stdout] c36370d17366bdbfe9c0d987379de3e8ee7ae32618a1b13972b17fc3aa7e344a [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" "-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcc5bcb19d9e240f3ab1b07a5afa7a7f27174d7faf55c31bafd86217a284304f [INFO] running `Command { std: "docker" "start" "-a" "fcc5bcb19d9e240f3ab1b07a5afa7a7f27174d7faf55c31bafd86217a284304f", kill_on_drop: false }` [INFO] [stderr] Checking rustlings v4.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "fcc5bcb19d9e240f3ab1b07a5afa7a7f27174d7faf55c31bafd86217a284304f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcc5bcb19d9e240f3ab1b07a5afa7a7f27174d7faf55c31bafd86217a284304f", kill_on_drop: false }` [INFO] [stdout] fcc5bcb19d9e240f3ab1b07a5afa7a7f27174d7faf55c31bafd86217a284304f