[INFO] fetching crate hot-ranking-algorithm 2.0.0...
[INFO] checking hot-ranking-algorithm-2.0.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate hot-ranking-algorithm 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hot-ranking-algorithm 2.0.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hot-ranking-algorithm 2.0.0
[INFO] finished tweaking crates.io crate hot-ranking-algorithm 2.0.0
[INFO] tweaked toml for crates.io crate hot-ranking-algorithm 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", 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] 13f488b8ef12bd3ef1c05d14d9106b11768da04c8a543a40501f9a77a8efe6e6
[INFO] running `Command { std: "docker" "start" "-a" "13f488b8ef12bd3ef1c05d14d9106b11768da04c8a543a40501f9a77a8efe6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13f488b8ef12bd3ef1c05d14d9106b11768da04c8a543a40501f9a77a8efe6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f488b8ef12bd3ef1c05d14d9106b11768da04c8a543a40501f9a77a8efe6e6", kill_on_drop: false }`
[INFO] [stdout] 13f488b8ef12bd3ef1c05d14d9106b11768da04c8a543a40501f9a77a8efe6e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c409ef88ad0ce3aaca33f7b41bcd5d6f2573c52a0f4f9d6b25ebf7b6479129b
[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" "2c409ef88ad0ce3aaca33f7b41bcd5d6f2573c52a0f4f9d6b25ebf7b6479129b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hot-ranking-algorithm v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "2c409ef88ad0ce3aaca33f7b41bcd5d6f2573c52a0f4f9d6b25ebf7b6479129b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c409ef88ad0ce3aaca33f7b41bcd5d6f2573c52a0f4f9d6b25ebf7b6479129b", kill_on_drop: false }`
[INFO] [stdout] 2c409ef88ad0ce3aaca33f7b41bcd5d6f2573c52a0f4f9d6b25ebf7b6479129b