[INFO] fetching crate leetcode-rust-cn 0.1.0... [INFO] checking leetcode-rust-cn-0.1.0 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] extracting crate leetcode-rust-cn 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate leetcode-rust-cn 0.1.0 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate leetcode-rust-cn 0.1.0 [INFO] finished tweaking crates.io crate leetcode-rust-cn 0.1.0 [INFO] tweaked toml for crates.io crate leetcode-rust-cn 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate leetcode-rust-cn 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36a033a5f8906192ebd3d9cda455bba3e7c3a790154c0f84d8673abc6ef28a49 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "36a033a5f8906192ebd3d9cda455bba3e7c3a790154c0f84d8673abc6ef28a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36a033a5f8906192ebd3d9cda455bba3e7c3a790154c0f84d8673abc6ef28a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a033a5f8906192ebd3d9cda455bba3e7c3a790154c0f84d8673abc6ef28a49", kill_on_drop: false }` [INFO] [stdout] 36a033a5f8906192ebd3d9cda455bba3e7c3a790154c0f84d8673abc6ef28a49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28a2aafc5631a87ce7cbc977586f3e8196e597869a530587e030c785343b942f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "28a2aafc5631a87ce7cbc977586f3e8196e597869a530587e030c785343b942f", kill_on_drop: false }` [INFO] [stderr] Checking leetcode-rust-cn v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "28a2aafc5631a87ce7cbc977586f3e8196e597869a530587e030c785343b942f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28a2aafc5631a87ce7cbc977586f3e8196e597869a530587e030c785343b942f", kill_on_drop: false }` [INFO] [stdout] 28a2aafc5631a87ce7cbc977586f3e8196e597869a530587e030c785343b942f