[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2024-spring-Cai1Hsu [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-2024-spring-Cai1Hsu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2024-spring-Cai1Hsu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2024-spring-Cai1Hsu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1cfdc284ad5f47cd849399e02e3c1e63e7b1e174 [INFO] checking LearningOS/rust-rustlings-2024-spring-Cai1Hsu/1cfdc284ad5f47cd849399e02e3c1e63e7b1e174 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2024-spring-Cai1Hsu" "/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/rust-rustlings-2024-spring-Cai1Hsu on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2024-spring-Cai1Hsu [INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2024-spring-Cai1Hsu [INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2024-spring-Cai1Hsu written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2024-spring-Cai1Hsu 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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fca9ef9a024e8a9d1f6047bbc190b43739e116fdb3f1423b30157fc6946e1c70 [INFO] running `Command { std: "docker" "start" "-a" "fca9ef9a024e8a9d1f6047bbc190b43739e116fdb3f1423b30157fc6946e1c70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fca9ef9a024e8a9d1f6047bbc190b43739e116fdb3f1423b30157fc6946e1c70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fca9ef9a024e8a9d1f6047bbc190b43739e116fdb3f1423b30157fc6946e1c70", kill_on_drop: false }` [INFO] [stdout] fca9ef9a024e8a9d1f6047bbc190b43739e116fdb3f1423b30157fc6946e1c70 [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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13cddef40b883b20816c36dea6ef2e03b6de6186247c8507b1e16dbddf81b4a7 [INFO] running `Command { std: "docker" "start" "-a" "13cddef40b883b20816c36dea6ef2e03b6de6186247c8507b1e16dbddf81b4a7", kill_on_drop: false }` [INFO] [stderr] Checking rustlings v5.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "13cddef40b883b20816c36dea6ef2e03b6de6186247c8507b1e16dbddf81b4a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13cddef40b883b20816c36dea6ef2e03b6de6186247c8507b1e16dbddf81b4a7", kill_on_drop: false }` [INFO] [stdout] 13cddef40b883b20816c36dea6ef2e03b6de6186247c8507b1e16dbddf81b4a7