[INFO] fetching crate sub-strs 0.23.0... [INFO] checking sub-strs-0.23.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate sub-strs 0.23.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate sub-strs 0.23.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate sub-strs 0.23.0 [INFO] finished tweaking crates.io crate sub-strs 0.23.0 [INFO] tweaked toml for crates.io crate sub-strs 0.23.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2bb2b226c02766f71da1da0678c24c34c91030ee0dab0fe3f961ba252592351 [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" "b2bb2b226c02766f71da1da0678c24c34c91030ee0dab0fe3f961ba252592351", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2bb2b226c02766f71da1da0678c24c34c91030ee0dab0fe3f961ba252592351", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2bb2b226c02766f71da1da0678c24c34c91030ee0dab0fe3f961ba252592351", kill_on_drop: false }` [INFO] [stdout] b2bb2b226c02766f71da1da0678c24c34c91030ee0dab0fe3f961ba252592351 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6e901076d3d3e76cc5320a519d86730076330d98a1a853239856b46b073f46ce [INFO] running `Command { std: "docker" "start" "-a" "6e901076d3d3e76cc5320a519d86730076330d98a1a853239856b46b073f46ce", kill_on_drop: false }` [INFO] [stderr] Checking sub-strs v0.23.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.64s [INFO] running `Command { std: "docker" "inspect" "6e901076d3d3e76cc5320a519d86730076330d98a1a853239856b46b073f46ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e901076d3d3e76cc5320a519d86730076330d98a1a853239856b46b073f46ce", kill_on_drop: false }` [INFO] [stdout] 6e901076d3d3e76cc5320a519d86730076330d98a1a853239856b46b073f46ce