[INFO] fetching crate rs-snowflake 0.5.0...
[INFO] checking rs-snowflake-0.5.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate rs-snowflake 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rs-snowflake 0.5.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-snowflake 0.5.0
[INFO] finished tweaking crates.io crate rs-snowflake 0.5.0
[INFO] tweaked toml for crates.io crate rs-snowflake 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8be42bf51c2bd50d7f1c898d0a8d5f6ba4d6fbf70a5e228156b4285c63572232
[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" "8be42bf51c2bd50d7f1c898d0a8d5f6ba4d6fbf70a5e228156b4285c63572232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8be42bf51c2bd50d7f1c898d0a8d5f6ba4d6fbf70a5e228156b4285c63572232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be42bf51c2bd50d7f1c898d0a8d5f6ba4d6fbf70a5e228156b4285c63572232", kill_on_drop: false }`
[INFO] [stdout] 8be42bf51c2bd50d7f1c898d0a8d5f6ba4d6fbf70a5e228156b4285c63572232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92b3d01f508eb2205ea48d8d9b35f420376190786e5cba5e2b3a77bb6251553f
[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" "92b3d01f508eb2205ea48d8d9b35f420376190786e5cba5e2b3a77bb6251553f", kill_on_drop: false }`
[INFO] [stderr]     Checking rs-snowflake v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0624]: associated function `generate_ids` is private
[INFO] [stdout]   --> benches/basic.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     b.iter(|| snowflake_id_bucket.generate_ids());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^ private associated function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs-snowflake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "92b3d01f508eb2205ea48d8d9b35f420376190786e5cba5e2b3a77bb6251553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b3d01f508eb2205ea48d8d9b35f420376190786e5cba5e2b3a77bb6251553f", kill_on_drop: false }`
[INFO] [stdout] 92b3d01f508eb2205ea48d8d9b35f420376190786e5cba5e2b3a77bb6251553f