[INFO] fetching crate bench-trie 0.12.0...
[INFO] checking bench-trie-0.12.0 against beta for pr-78714
[INFO] extracting crate bench-trie 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bench-trie 0.12.0 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 bench-trie 0.12.0
[INFO] finished tweaking crates.io crate bench-trie 0.12.0
[INFO] tweaked toml for crates.io crate bench-trie 0.12.0 written to /workspace/builds/worker-0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+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] 08e2f391e0900edc8ab2d37b110623ed2f6c8c6166cbd69c6342163dcb307a30
[INFO] running `Command { std: "docker" "start" "-a" "08e2f391e0900edc8ab2d37b110623ed2f6c8c6166cbd69c6342163dcb307a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e2f391e0900edc8ab2d37b110623ed2f6c8c6166cbd69c6342163dcb307a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e2f391e0900edc8ab2d37b110623ed2f6c8c6166cbd69c6342163dcb307a30", kill_on_drop: false }`
[INFO] [stdout] 08e2f391e0900edc8ab2d37b110623ed2f6c8c6166cbd69c6342163dcb307a30
[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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02705dbffc5cd49216a4471e21c69c10aef28817ba81f8ad58b8154d61353a46
[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" "02705dbffc5cd49216a4471e21c69c10aef28817ba81f8ad58b8154d61353a46", kill_on_drop: false }`
[INFO] [stderr]     Checking hash-db v0.12.4
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking hashmap_core v0.1.11
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking hash256-std-hasher v0.12.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking trie-root v0.12.4
[INFO] [stderr]     Checking keccak-hasher v0.12.4
[INFO] [stderr]     Checking elastic-array v0.10.3
[INFO] [stderr]     Checking susy-codec v3.5.1
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.1
[INFO] [stderr]     Checking trie-db v0.12.4
[INFO] [stderr]     Checking susy-trie-standardmap v0.12.2
[INFO] [stderr]     Checking parity-util-mem v0.1.0
[INFO] [stderr]     Checking memory-db v0.12.4
[INFO] [stderr]     Checking bench-trie v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.12s
[INFO] running `Command { std: "docker" "inspect" "02705dbffc5cd49216a4471e21c69c10aef28817ba81f8ad58b8154d61353a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02705dbffc5cd49216a4471e21c69c10aef28817ba81f8ad58b8154d61353a46", kill_on_drop: false }`
[INFO] [stdout] 02705dbffc5cd49216a4471e21c69c10aef28817ba81f8ad58b8154d61353a46