[INFO] fetching crate trie-bench 0.25.0...
[INFO] checking trie-bench-0.25.0 against beta for pr-78714
[INFO] extracting crate trie-bench 0.25.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate trie-bench 0.25.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trie-bench 0.25.0
[INFO] finished tweaking crates.io crate trie-bench 0.25.0
[INFO] tweaked toml for crates.io crate trie-bench 0.25.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 0ebf090516cfe12631c9242a64882de3a34204768b99c4728380c90e5cf41330
[INFO] running `Command { std: "docker" "start" "-a" "0ebf090516cfe12631c9242a64882de3a34204768b99c4728380c90e5cf41330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ebf090516cfe12631c9242a64882de3a34204768b99c4728380c90e5cf41330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebf090516cfe12631c9242a64882de3a34204768b99c4728380c90e5cf41330", kill_on_drop: false }`
[INFO] [stdout] 0ebf090516cfe12631c9242a64882de3a34204768b99c4728380c90e5cf41330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 745794d9a2a34d2a168c86dbae5a839f0f59a9d48f99ac939bac36b094e51dcf
[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" "745794d9a2a34d2a168c86dbae5a839f0f59a9d48f99ac939bac36b094e51dcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Checking trie-standardmap v0.15.2
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]     Checking memory-db v0.24.1
[INFO] [stderr]     Checking trie-bench v0.25.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.89s
[INFO] running `Command { std: "docker" "inspect" "745794d9a2a34d2a168c86dbae5a839f0f59a9d48f99ac939bac36b094e51dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "745794d9a2a34d2a168c86dbae5a839f0f59a9d48f99ac939bac36b094e51dcf", kill_on_drop: false }`
[INFO] [stdout] 745794d9a2a34d2a168c86dbae5a839f0f59a9d48f99ac939bac36b094e51dcf