./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71774aeec0d0f8840a1b18b633767b26c38c9eb9d26569d28cdf01c44c9881ac --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:29:04,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:29:04,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:29:04,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:29:04,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:29:04,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:29:04,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:29:04,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:29:04,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:29:04,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:29:04,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:29:04,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:29:04,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:29:04,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:29:04,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:29:04,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:29:04,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:29:04,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:29:04,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:29:04,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:29:04,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:29:04,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:29:04,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:29:04,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:29:04,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:29:04,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:29:04,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:29:04,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:29:04,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:29:04,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:29:04,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:29:04,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:29:04,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:29:04,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:29:04,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:29:04,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:29:04,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:29:04,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:29:04,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:29:04,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:29:04,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:29:04,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 15:29:04,914 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:29:04,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:29:04,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:29:04,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:29:04,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:29:04,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:29:04,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:29:04,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:29:04,917 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:29:04,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:29:04,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:29:04,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:29:04,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:29:04,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:29:04,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:29:04,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:29:04,918 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:29:04,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:29:04,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:29:04,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:29:04,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:29:04,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:29:04,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:29:04,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:29:04,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:29:04,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:29:04,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:29:04,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:29:04,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:29:04,920 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:29:04,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:29:04,921 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71774aeec0d0f8840a1b18b633767b26c38c9eb9d26569d28cdf01c44c9881ac [2022-11-25 15:29:05,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:29:05,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:29:05,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:29:05,268 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:29:05,269 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:29:05,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i [2022-11-25 15:29:08,282 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:29:08,878 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:29:08,881 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i [2022-11-25 15:29:08,914 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/data/16925cbe1/596e685596284c638b6f2d67f3a9fba5/FLAG47fb26705 [2022-11-25 15:29:08,929 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/data/16925cbe1/596e685596284c638b6f2d67f3a9fba5 [2022-11-25 15:29:08,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:29:08,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:29:08,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:29:08,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:29:08,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:29:08,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:29:08" (1/1) ... [2022-11-25 15:29:08,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f5a236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:08, skipping insertion in model container [2022-11-25 15:29:08,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:29:08" (1/1) ... [2022-11-25 15:29:08,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:29:09,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:29:09,342 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4496,4509] [2022-11-25 15:29:09,357 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4556,4569] [2022-11-25 15:29:10,413 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:10,419 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,420 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,421 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,422 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,423 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,426 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:10,438 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,439 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:10,439 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,442 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,443 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,445 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,446 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:10,447 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,448 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,449 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:10,554 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 15:29:10,555 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 15:29:10,556 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 15:29:10,561 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-25 15:29:10,564 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-25 15:29:10,564 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-25 15:29:10,902 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 15:29:10,903 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-25 15:29:10,905 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-25 15:29:10,906 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-25 15:29:10,907 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-25 15:29:10,909 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-25 15:29:10,910 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-25 15:29:10,911 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-25 15:29:10,912 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-25 15:29:10,912 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-25 15:29:10,913 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-25 15:29:11,142 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-25 15:29:11,173 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,175 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,178 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,179 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,181 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,183 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,188 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,189 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,189 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,190 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,191 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,191 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,238 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 15:29:11,257 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,258 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,258 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,259 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,259 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,260 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,260 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,261 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 15:29:11,261 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,262 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,262 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,263 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,263 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,263 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,267 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,268 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,268 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,269 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,272 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,273 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,282 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,283 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,283 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:29:11,328 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:29:11,342 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4496,4509] [2022-11-25 15:29:11,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4556,4569] [2022-11-25 15:29:11,461 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,463 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,464 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,464 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,465 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,465 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,467 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,473 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,473 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,473 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,474 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,483 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,485 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,490 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,490 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,491 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,491 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,500 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 15:29:11,504 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 15:29:11,505 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 15:29:11,510 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-25 15:29:11,512 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-25 15:29:11,512 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-25 15:29:11,548 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 15:29:11,550 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-25 15:29:11,551 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-25 15:29:11,552 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-25 15:29:11,553 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-25 15:29:11,554 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-25 15:29:11,555 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-25 15:29:11,555 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-25 15:29:11,556 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-25 15:29:11,559 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-25 15:29:11,560 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-25 15:29:11,616 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-25 15:29:11,630 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,639 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,643 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,645 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,647 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,649 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,650 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,651 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,651 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,654 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,654 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,655 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-11-25 15:29:11,676 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 15:29:11,682 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,682 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,683 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,683 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,683 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,684 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,684 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,685 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 15:29:11,686 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,686 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,686 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,687 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,687 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,688 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,689 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,689 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,689 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,690 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,692 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,693 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,702 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,703 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,704 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 15:29:11,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:29:11,979 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:29:11,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11 WrapperNode [2022-11-25 15:29:11,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:29:11,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:29:11,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:29:11,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:29:11,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,199 INFO L138 Inliner]: procedures = 697, calls = 1917, calls flagged for inlining = 60, calls inlined = 15, statements flattened = 1032 [2022-11-25 15:29:12,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:29:12,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:29:12,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:29:12,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:29:12,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,329 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:29:12,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:29:12,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:29:12,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:29:12,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (1/1) ... [2022-11-25 15:29:12,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:29:12,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:12,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:29:12,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:29:12,456 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2022-11-25 15:29:12,456 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2022-11-25 15:29:12,456 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-25 15:29:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-25 15:29:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:29:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-25 15:29:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-25 15:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-25 15:29:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-25 15:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-25 15:29:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-25 15:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2022-11-25 15:29:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2022-11-25 15:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 15:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-25 15:29:12,460 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-25 15:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-25 15:29:12,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-25 15:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2022-11-25 15:29:12,462 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2022-11-25 15:29:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2022-11-25 15:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2022-11-25 15:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-11-25 15:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-11-25 15:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:29:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-25 15:29:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-25 15:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-25 15:29:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-25 15:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 15:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-25 15:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-25 15:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-25 15:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-25 15:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-25 15:29:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-25 15:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 15:29:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 15:29:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 15:29:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 15:29:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-11-25 15:29:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-11-25 15:29:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-11-25 15:29:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-11-25 15:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2022-11-25 15:29:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2022-11-25 15:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-25 15:29:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-25 15:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-25 15:29:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-25 15:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-25 15:29:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-25 15:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2022-11-25 15:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2022-11-25 15:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 15:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 15:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2022-11-25 15:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2022-11-25 15:29:12,996 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:29:12,999 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:29:14,987 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:29:14,998 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:29:14,998 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-25 15:29:15,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:29:15 BoogieIcfgContainer [2022-11-25 15:29:15,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:29:15,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:29:15,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:29:15,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:29:15,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:29:08" (1/3) ... [2022-11-25 15:29:15,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@138c2a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:29:15, skipping insertion in model container [2022-11-25 15:29:15,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:29:11" (2/3) ... [2022-11-25 15:29:15,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@138c2a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:29:15, skipping insertion in model container [2022-11-25 15:29:15,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:29:15" (3/3) ... [2022-11-25 15:29:15,013 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_pop_harness.i [2022-11-25 15:29:15,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:29:15,034 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 15:29:15,097 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:29:15,104 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3427aa5c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:29:15,104 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 15:29:15,110 INFO L276 IsEmpty]: Start isEmpty. Operand has 440 states, 255 states have (on average 1.2549019607843137) internal successors, (320), 258 states have internal predecessors, (320), 156 states have call successors, (156), 27 states have call predecessors, (156), 27 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2022-11-25 15:29:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-25 15:29:15,127 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:15,128 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:15,128 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:15,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:15,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1618864345, now seen corresponding path program 1 times [2022-11-25 15:29:15,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:15,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703675126] [2022-11-25 15:29:15,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:15,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:29:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:15,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 15:29:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:15,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 15:29:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 15:29:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:29:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 15:29:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:29:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:29:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 15:29:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-25 15:29:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-25 15:29:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 15:29:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:29:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:29:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-25 15:29:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:29:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 15:29:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-25 15:29:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:29:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 15:29:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:29:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-11-25 15:29:16,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:16,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703675126] [2022-11-25 15:29:16,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703675126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:16,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:29:16,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 15:29:16,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647601971] [2022-11-25 15:29:16,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:16,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:29:16,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:16,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:29:16,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:29:16,414 INFO L87 Difference]: Start difference. First operand has 440 states, 255 states have (on average 1.2549019607843137) internal successors, (320), 258 states have internal predecessors, (320), 156 states have call successors, (156), 27 states have call predecessors, (156), 27 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 15:29:20,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:20,659 INFO L93 Difference]: Finished difference Result 1047 states and 1782 transitions. [2022-11-25 15:29:20,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:29:20,665 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 133 [2022-11-25 15:29:20,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:20,685 INFO L225 Difference]: With dead ends: 1047 [2022-11-25 15:29:20,685 INFO L226 Difference]: Without dead ends: 613 [2022-11-25 15:29:20,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:29:20,701 INFO L413 NwaCegarLoop]: 603 mSDtfsCounter, 326 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 1161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:20,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 1036 Invalid, 1161 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [496 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-25 15:29:20,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2022-11-25 15:29:20,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 433. [2022-11-25 15:29:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 249 states have (on average 1.2289156626506024) internal successors, (306), 252 states have internal predecessors, (306), 156 states have call successors, (156), 27 states have call predecessors, (156), 26 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2022-11-25 15:29:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 616 transitions. [2022-11-25 15:29:20,811 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 616 transitions. Word has length 133 [2022-11-25 15:29:20,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:20,813 INFO L495 AbstractCegarLoop]: Abstraction has 433 states and 616 transitions. [2022-11-25 15:29:20,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 15:29:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 616 transitions. [2022-11-25 15:29:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-25 15:29:20,817 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:20,817 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:20,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:29:20,818 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:20,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:20,818 INFO L85 PathProgramCache]: Analyzing trace with hash 348864297, now seen corresponding path program 1 times [2022-11-25 15:29:20,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:20,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325857942] [2022-11-25 15:29:20,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:20,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:29:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 15:29:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 15:29:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 15:29:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:29:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 15:29:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:29:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:29:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 15:29:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-25 15:29:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-25 15:29:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 15:29:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:29:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:29:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-25 15:29:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:29:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 15:29:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-25 15:29:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:29:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 15:29:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:29:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:21,718 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-11-25 15:29:21,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:21,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325857942] [2022-11-25 15:29:21,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325857942] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:29:21,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461661890] [2022-11-25 15:29:21,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:21,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:21,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:21,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:21,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 15:29:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:22,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 2437 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 15:29:22,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:22,489 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-25 15:29:22,489 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:22,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461661890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:22,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:29:22,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2022-11-25 15:29:22,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409221236] [2022-11-25 15:29:22,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:22,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:29:22,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:22,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:29:22,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-11-25 15:29:22,494 INFO L87 Difference]: Start difference. First operand 433 states and 616 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:29:23,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:23,815 INFO L93 Difference]: Finished difference Result 832 states and 1201 transitions. [2022-11-25 15:29:23,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:29:23,816 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 133 [2022-11-25 15:29:23,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:23,820 INFO L225 Difference]: With dead ends: 832 [2022-11-25 15:29:23,820 INFO L226 Difference]: Without dead ends: 435 [2022-11-25 15:29:23,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-11-25 15:29:23,824 INFO L413 NwaCegarLoop]: 556 mSDtfsCounter, 631 mSDsluCounter, 1585 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:23,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 2141 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 15:29:23,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2022-11-25 15:29:23,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2022-11-25 15:29:23,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 250 states have (on average 1.228) internal successors, (307), 254 states have internal predecessors, (307), 156 states have call successors, (156), 27 states have call predecessors, (156), 27 states have return successors, (167), 154 states have call predecessors, (167), 154 states have call successors, (167) [2022-11-25 15:29:23,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 630 transitions. [2022-11-25 15:29:23,906 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 630 transitions. Word has length 133 [2022-11-25 15:29:23,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:23,908 INFO L495 AbstractCegarLoop]: Abstraction has 435 states and 630 transitions. [2022-11-25 15:29:23,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:29:23,909 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 630 transitions. [2022-11-25 15:29:23,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-25 15:29:23,911 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:23,911 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:23,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 15:29:24,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-25 15:29:24,128 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:24,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:24,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1757484055, now seen corresponding path program 1 times [2022-11-25 15:29:24,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:24,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771811777] [2022-11-25 15:29:24,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:24,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:29:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 15:29:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 15:29:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 15:29:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:29:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 15:29:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:29:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:29:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 15:29:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-25 15:29:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:29:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 15:29:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 15:29:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:29:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 15:29:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 15:29:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:29:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 15:29:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 15:29:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:24,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-25 15:29:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:25,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 15:29:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:25,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 15:29:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:25,022 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-11-25 15:29:25,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:25,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771811777] [2022-11-25 15:29:25,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771811777] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:29:25,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622053440] [2022-11-25 15:29:25,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:25,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:25,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:25,025 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:25,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 15:29:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:25,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 2487 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 15:29:25,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-25 15:29:25,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:25,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622053440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:25,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:29:25,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2022-11-25 15:29:25,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762962061] [2022-11-25 15:29:25,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:25,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 15:29:25,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:25,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 15:29:25,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-25 15:29:25,927 INFO L87 Difference]: Start difference. First operand 435 states and 630 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 4 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-25 15:29:27,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:29:29,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:29,638 INFO L93 Difference]: Finished difference Result 855 states and 1272 transitions. [2022-11-25 15:29:29,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 15:29:29,639 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 4 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) Word has length 141 [2022-11-25 15:29:29,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:29,647 INFO L225 Difference]: With dead ends: 855 [2022-11-25 15:29:29,647 INFO L226 Difference]: Without dead ends: 456 [2022-11-25 15:29:29,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2022-11-25 15:29:29,656 INFO L413 NwaCegarLoop]: 535 mSDtfsCounter, 689 mSDsluCounter, 2548 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 3083 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:29,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 3083 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-25 15:29:29,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2022-11-25 15:29:29,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 454. [2022-11-25 15:29:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 266 states have (on average 1.236842105263158) internal successors, (329), 270 states have internal predecessors, (329), 158 states have call successors, (158), 27 states have call predecessors, (158), 28 states have return successors, (186), 157 states have call predecessors, (186), 156 states have call successors, (186) [2022-11-25 15:29:29,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 673 transitions. [2022-11-25 15:29:29,717 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 673 transitions. Word has length 141 [2022-11-25 15:29:29,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:29,718 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 673 transitions. [2022-11-25 15:29:29,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 4 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-25 15:29:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 673 transitions. [2022-11-25 15:29:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-25 15:29:29,720 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:29,721 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:29,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 15:29:29,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:29,932 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:29,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:29,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1778270991, now seen corresponding path program 1 times [2022-11-25 15:29:29,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:29,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585869994] [2022-11-25 15:29:29,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:29,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:30,050 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:29:30,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1223933258] [2022-11-25 15:29:30,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:30,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:30,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:30,052 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:30,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 15:29:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:30,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 2628 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 15:29:30,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-25 15:29:30,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:30,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:30,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585869994] [2022-11-25 15:29:30,887 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:29:30,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223933258] [2022-11-25 15:29:30,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223933258] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:30,888 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:29:30,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 15:29:30,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197596331] [2022-11-25 15:29:30,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:30,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 15:29:30,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:30,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 15:29:30,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:29:30,891 INFO L87 Difference]: Start difference. First operand 454 states and 673 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-25 15:29:33,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:33,919 INFO L93 Difference]: Finished difference Result 880 states and 1345 transitions. [2022-11-25 15:29:33,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 15:29:33,920 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 156 [2022-11-25 15:29:33,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:33,926 INFO L225 Difference]: With dead ends: 880 [2022-11-25 15:29:33,926 INFO L226 Difference]: Without dead ends: 462 [2022-11-25 15:29:33,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-11-25 15:29:33,936 INFO L413 NwaCegarLoop]: 550 mSDtfsCounter, 655 mSDsluCounter, 2083 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 677 SdHoareTripleChecker+Valid, 2633 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:33,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [677 Valid, 2633 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-25 15:29:33,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2022-11-25 15:29:33,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 454. [2022-11-25 15:29:33,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 266 states have (on average 1.236842105263158) internal successors, (329), 270 states have internal predecessors, (329), 158 states have call successors, (158), 27 states have call predecessors, (158), 28 states have return successors, (186), 157 states have call predecessors, (186), 156 states have call successors, (186) [2022-11-25 15:29:33,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 673 transitions. [2022-11-25 15:29:33,986 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 673 transitions. Word has length 156 [2022-11-25 15:29:33,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:33,986 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 673 transitions. [2022-11-25 15:29:33,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-25 15:29:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 673 transitions. [2022-11-25 15:29:33,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-25 15:29:33,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:33,991 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:34,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 15:29:34,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:34,201 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:34,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:34,201 INFO L85 PathProgramCache]: Analyzing trace with hash 723207826, now seen corresponding path program 1 times [2022-11-25 15:29:34,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:34,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309414364] [2022-11-25 15:29:34,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:34,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:34,304 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:29:34,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [437327752] [2022-11-25 15:29:34,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:34,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:34,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:34,307 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:34,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 15:29:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:35,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 2700 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 15:29:35,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-25 15:29:35,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:35,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:35,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309414364] [2022-11-25 15:29:35,253 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:29:35,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437327752] [2022-11-25 15:29:35,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437327752] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:35,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:29:35,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 15:29:35,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682827259] [2022-11-25 15:29:35,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:35,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 15:29:35,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:35,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 15:29:35,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:29:35,256 INFO L87 Difference]: Start difference. First operand 454 states and 673 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 5 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2022-11-25 15:29:39,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:39,218 INFO L93 Difference]: Finished difference Result 890 states and 1349 transitions. [2022-11-25 15:29:39,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-25 15:29:39,219 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 5 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) Word has length 172 [2022-11-25 15:29:39,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:39,223 INFO L225 Difference]: With dead ends: 890 [2022-11-25 15:29:39,224 INFO L226 Difference]: Without dead ends: 472 [2022-11-25 15:29:39,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-11-25 15:29:39,227 INFO L413 NwaCegarLoop]: 529 mSDtfsCounter, 720 mSDsluCounter, 3011 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 770 SdHoareTripleChecker+Valid, 3540 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:39,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [770 Valid, 3540 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-11-25 15:29:39,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2022-11-25 15:29:39,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 454. [2022-11-25 15:29:39,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 266 states have (on average 1.236842105263158) internal successors, (329), 270 states have internal predecessors, (329), 158 states have call successors, (158), 27 states have call predecessors, (158), 28 states have return successors, (186), 157 states have call predecessors, (186), 156 states have call successors, (186) [2022-11-25 15:29:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 673 transitions. [2022-11-25 15:29:39,263 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 673 transitions. Word has length 172 [2022-11-25 15:29:39,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:39,264 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 673 transitions. [2022-11-25 15:29:39,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 5 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2022-11-25 15:29:39,264 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 673 transitions. [2022-11-25 15:29:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-25 15:29:39,267 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:39,267 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:39,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 15:29:39,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:39,477 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:39,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:39,477 INFO L85 PathProgramCache]: Analyzing trace with hash -662536810, now seen corresponding path program 2 times [2022-11-25 15:29:39,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:39,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039308440] [2022-11-25 15:29:39,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:39,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:39,570 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:29:39,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1712960464] [2022-11-25 15:29:39,571 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 15:29:39,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:39,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:39,572 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:39,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 15:29:40,523 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 15:29:40,523 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 15:29:40,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 2841 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 15:29:40,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-25 15:29:40,725 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:40,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:40,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039308440] [2022-11-25 15:29:40,725 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:29:40,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712960464] [2022-11-25 15:29:40,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712960464] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:40,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:29:40,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 15:29:40,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864224580] [2022-11-25 15:29:40,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:40,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 15:29:40,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:40,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 15:29:40,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:29:40,730 INFO L87 Difference]: Start difference. First operand 454 states and 673 transitions. Second operand has 7 states, 6 states have (on average 13.833333333333334) internal successors, (83), 7 states have internal predecessors, (83), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-25 15:29:43,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:43,223 INFO L93 Difference]: Finished difference Result 842 states and 1269 transitions. [2022-11-25 15:29:43,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:29:43,224 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.833333333333334) internal successors, (83), 7 states have internal predecessors, (83), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 187 [2022-11-25 15:29:43,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:43,228 INFO L225 Difference]: With dead ends: 842 [2022-11-25 15:29:43,229 INFO L226 Difference]: Without dead ends: 456 [2022-11-25 15:29:43,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-11-25 15:29:43,232 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 643 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 2665 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:43,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [665 Valid, 2665 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-25 15:29:43,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2022-11-25 15:29:43,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456. [2022-11-25 15:29:43,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 267 states have (on average 1.2359550561797752) internal successors, (330), 272 states have internal predecessors, (330), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (197), 157 states have call predecessors, (197), 156 states have call successors, (197) [2022-11-25 15:29:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 685 transitions. [2022-11-25 15:29:43,264 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 685 transitions. Word has length 187 [2022-11-25 15:29:43,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:43,265 INFO L495 AbstractCegarLoop]: Abstraction has 456 states and 685 transitions. [2022-11-25 15:29:43,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.833333333333334) internal successors, (83), 7 states have internal predecessors, (83), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-25 15:29:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 685 transitions. [2022-11-25 15:29:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-25 15:29:43,268 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:43,269 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:43,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 15:29:43,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:43,480 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:43,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:43,481 INFO L85 PathProgramCache]: Analyzing trace with hash 324653212, now seen corresponding path program 1 times [2022-11-25 15:29:43,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:43,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097169472] [2022-11-25 15:29:43,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:43,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:43,649 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:29:43,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [138131966] [2022-11-25 15:29:43,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:43,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:43,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:43,660 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:43,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 15:29:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:44,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 15:29:44,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-25 15:29:44,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:44,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:44,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097169472] [2022-11-25 15:29:44,574 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:29:44,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138131966] [2022-11-25 15:29:44,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138131966] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:44,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:29:44,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 15:29:44,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257957497] [2022-11-25 15:29:44,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:44,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 15:29:44,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:44,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 15:29:44,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:29:44,577 INFO L87 Difference]: Start difference. First operand 456 states and 685 transitions. Second operand has 8 states, 7 states have (on average 12.285714285714286) internal successors, (86), 8 states have internal predecessors, (86), 5 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 5 states have call successors, (24) [2022-11-25 15:29:46,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:29:49,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:49,004 INFO L93 Difference]: Finished difference Result 847 states and 1294 transitions. [2022-11-25 15:29:49,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 15:29:49,004 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.285714285714286) internal successors, (86), 8 states have internal predecessors, (86), 5 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 5 states have call successors, (24) Word has length 210 [2022-11-25 15:29:49,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:49,009 INFO L225 Difference]: With dead ends: 847 [2022-11-25 15:29:49,009 INFO L226 Difference]: Without dead ends: 459 [2022-11-25 15:29:49,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2022-11-25 15:29:49,012 INFO L413 NwaCegarLoop]: 549 mSDtfsCounter, 667 mSDsluCounter, 2597 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 3146 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:49,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [689 Valid, 3146 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-11-25 15:29:49,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2022-11-25 15:29:49,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 457. [2022-11-25 15:29:49,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 268 states have (on average 1.2350746268656716) internal successors, (331), 273 states have internal predecessors, (331), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (197), 157 states have call predecessors, (197), 156 states have call successors, (197) [2022-11-25 15:29:49,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 686 transitions. [2022-11-25 15:29:49,045 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 686 transitions. Word has length 210 [2022-11-25 15:29:49,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:49,045 INFO L495 AbstractCegarLoop]: Abstraction has 457 states and 686 transitions. [2022-11-25 15:29:49,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.285714285714286) internal successors, (86), 8 states have internal predecessors, (86), 5 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 5 states have call successors, (24) [2022-11-25 15:29:49,046 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 686 transitions. [2022-11-25 15:29:49,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-25 15:29:49,049 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:49,049 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:49,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 15:29:49,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:49,261 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:49,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:49,261 INFO L85 PathProgramCache]: Analyzing trace with hash 836482535, now seen corresponding path program 1 times [2022-11-25 15:29:49,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:49,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165266604] [2022-11-25 15:29:49,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:49,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:49,356 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:29:49,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [617394476] [2022-11-25 15:29:49,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:49,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:49,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:49,358 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:49,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 15:29:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:29:50,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 2963 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 15:29:50,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-25 15:29:50,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 15:29:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-25 15:29:50,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:50,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165266604] [2022-11-25 15:29:50,844 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:29:50,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617394476] [2022-11-25 15:29:50,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617394476] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 15:29:50,844 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 15:29:50,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-25 15:29:50,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171205863] [2022-11-25 15:29:50,845 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 15:29:50,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 15:29:50,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:50,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 15:29:50,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2022-11-25 15:29:50,847 INFO L87 Difference]: Start difference. First operand 457 states and 686 transitions. Second operand has 14 states, 12 states have (on average 9.916666666666666) internal successors, (119), 14 states have internal predecessors, (119), 9 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (42), 5 states have call predecessors, (42), 9 states have call successors, (42) [2022-11-25 15:29:55,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:29:55,415 INFO L93 Difference]: Finished difference Result 865 states and 1328 transitions. [2022-11-25 15:29:55,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 15:29:55,416 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 9.916666666666666) internal successors, (119), 14 states have internal predecessors, (119), 9 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (42), 5 states have call predecessors, (42), 9 states have call successors, (42) Word has length 211 [2022-11-25 15:29:55,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:29:55,422 INFO L225 Difference]: With dead ends: 865 [2022-11-25 15:29:55,422 INFO L226 Difference]: Without dead ends: 476 [2022-11-25 15:29:55,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 409 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2022-11-25 15:29:55,427 INFO L413 NwaCegarLoop]: 535 mSDtfsCounter, 1027 mSDsluCounter, 4053 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 418 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 4588 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 418 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-25 15:29:55,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 4588 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [418 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-25 15:29:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2022-11-25 15:29:55,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 470. [2022-11-25 15:29:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 280 states have (on average 1.2428571428571429) internal successors, (348), 284 states have internal predecessors, (348), 159 states have call successors, (159), 27 states have call predecessors, (159), 29 states have return successors, (198), 159 states have call predecessors, (198), 157 states have call successors, (198) [2022-11-25 15:29:55,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 705 transitions. [2022-11-25 15:29:55,464 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 705 transitions. Word has length 211 [2022-11-25 15:29:55,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:29:55,465 INFO L495 AbstractCegarLoop]: Abstraction has 470 states and 705 transitions. [2022-11-25 15:29:55,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 9.916666666666666) internal successors, (119), 14 states have internal predecessors, (119), 9 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (42), 5 states have call predecessors, (42), 9 states have call successors, (42) [2022-11-25 15:29:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 705 transitions. [2022-11-25 15:29:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-11-25 15:29:55,470 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:29:55,470 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:29:55,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-25 15:29:55,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:55,681 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:29:55,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:29:55,682 INFO L85 PathProgramCache]: Analyzing trace with hash -922986487, now seen corresponding path program 2 times [2022-11-25 15:29:55,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:29:55,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902734971] [2022-11-25 15:29:55,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:29:55,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:29:55,797 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:29:55,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1109047740] [2022-11-25 15:29:55,798 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 15:29:55,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:29:55,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:29:55,799 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:29:55,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 15:29:56,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 15:29:56,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 15:29:56,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 3245 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 15:29:56,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:29:57,103 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-25 15:29:57,104 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:29:57,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:29:57,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902734971] [2022-11-25 15:29:57,104 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:29:57,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109047740] [2022-11-25 15:29:57,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1109047740] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:29:57,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:29:57,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 15:29:57,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027020552] [2022-11-25 15:29:57,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:29:57,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 15:29:57,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:29:57,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 15:29:57,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:29:57,111 INFO L87 Difference]: Start difference. First operand 470 states and 705 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 5 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (23), 5 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-25 15:29:58,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:30:02,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:30:02,015 INFO L93 Difference]: Finished difference Result 878 states and 1329 transitions. [2022-11-25 15:30:02,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 15:30:02,016 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 5 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (23), 5 states have call predecessors, (23), 4 states have call successors, (23) Word has length 241 [2022-11-25 15:30:02,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:30:02,020 INFO L225 Difference]: With dead ends: 878 [2022-11-25 15:30:02,020 INFO L226 Difference]: Without dead ends: 482 [2022-11-25 15:30:02,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-25 15:30:02,024 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 64 mSDsluCounter, 3309 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 3888 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:30:02,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 3888 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-25 15:30:02,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2022-11-25 15:30:02,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 482. [2022-11-25 15:30:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 286 states have (on average 1.2412587412587412) internal successors, (355), 290 states have internal predecessors, (355), 164 states have call successors, (164), 28 states have call predecessors, (164), 30 states have return successors, (203), 164 states have call predecessors, (203), 162 states have call successors, (203) [2022-11-25 15:30:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 722 transitions. [2022-11-25 15:30:02,058 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 722 transitions. Word has length 241 [2022-11-25 15:30:02,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:30:02,059 INFO L495 AbstractCegarLoop]: Abstraction has 482 states and 722 transitions. [2022-11-25 15:30:02,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 5 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (23), 5 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-25 15:30:02,059 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 722 transitions. [2022-11-25 15:30:02,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-25 15:30:02,063 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:30:02,064 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:30:02,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-25 15:30:02,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-25 15:30:02,276 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:30:02,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:30:02,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1950759975, now seen corresponding path program 3 times [2022-11-25 15:30:02,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:30:02,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268116170] [2022-11-25 15:30:02,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:30:02,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:30:02,374 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 15:30:02,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1486305962] [2022-11-25 15:30:02,374 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 15:30:02,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:30:02,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:30:02,376 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:30:02,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae3cc46-0497-4482-8d80-8c1686e67429/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-25 15:30:03,830 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-25 15:30:03,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 15:30:03,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 2167 conjuncts, 161 conjunts are in the unsatisfiable core [2022-11-25 15:30:03,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:30:04,191 INFO L321 Elim1Store]: treesize reduction 64, result has 42.3 percent of original size [2022-11-25 15:30:04,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 59 [2022-11-25 15:31:53,754 WARN L233 SmtUtils]: Spent 1.06m on a formula simplification. DAG size of input: 398 DAG size of output: 139 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 15:31:53,755 INFO L321 Elim1Store]: treesize reduction 1221, result has 21.5 percent of original size [2022-11-25 15:31:53,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 81 case distinctions, treesize of input 410 treesize of output 655 [2022-11-25 15:31:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 136 proven. 6 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2022-11-25 15:31:54,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 15:32:02,145 WARN L233 SmtUtils]: Spent 6.01s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:32:08,898 WARN L233 SmtUtils]: Spent 6.75s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:32:17,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:32:17,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268116170] [2022-11-25 15:32:17,003 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 15:32:17,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486305962] [2022-11-25 15:32:17,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486305962] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:32:17,004 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:32:17,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2022-11-25 15:32:17,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016587718] [2022-11-25 15:32:17,004 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-11-25 15:32:17,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-25 15:32:17,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:32:17,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-25 15:32:17,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=784, Unknown=3, NotChecked=0, Total=870 [2022-11-25 15:32:17,007 INFO L87 Difference]: Start difference. First operand 482 states and 722 transitions. Second operand has 26 states, 22 states have (on average 4.454545454545454) internal successors, (98), 19 states have internal predecessors, (98), 7 states have call successors, (28), 4 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) [2022-11-25 15:32:22,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:32:34,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:33:07,380 WARN L233 SmtUtils]: Spent 30.99s on a formula simplification. DAG size of input: 150 DAG size of output: 83 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 15:33:45,123 WARN L233 SmtUtils]: Spent 31.15s on a formula simplification. DAG size of input: 83 DAG size of output: 81 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 15:33:47,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:33:49,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:34:15,646 WARN L233 SmtUtils]: Spent 14.97s on a formula simplification. DAG size of input: 131 DAG size of output: 72 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 15:34:17,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:34:35,704 WARN L233 SmtUtils]: Spent 13.10s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 15:34:48,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:34:53,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:34:56,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:34:58,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:01,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:05,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:07,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:11,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:15,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:17,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:19,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:23,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:25,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:27,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:28,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:32,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:34,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:36,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:38,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:39,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:43,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:44,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:35:47,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:04,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:07,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:12,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:15,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:19,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:22,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:24,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:26,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:29,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:32,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:34,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:37,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:39,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:50,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:53,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:36:56,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:00,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:03,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:05,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:10,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:13,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:19,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:22,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:24,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:27,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:32,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:34,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:37,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:39,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:47,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:50,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:51,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:53,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:56,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:37:58,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:01,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:03,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:05,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:09,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:12,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:15,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:17,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:21,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:23,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:25,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:33,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:41,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:43,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:46,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:49,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:51,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:53,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:55,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:38:57,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:00,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:07,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:10,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:18,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:22,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:24,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:26,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:28,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:32,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:41,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:49,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:51,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:54,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:39:56,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:03,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:05,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:09,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:13,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:20,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:31,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:36,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:40,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:41,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:45,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:47,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:49,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:51,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:54,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:40:56,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:00,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:02,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:04,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:12,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:15,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:23,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:26,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:29,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:31,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:33,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:35,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:37,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:39,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:41,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:51,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:53,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:41:55,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:06,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:12,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:32,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:34,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:36,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:38,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:44,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:47,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:52,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:54,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:56,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:42:58,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:01,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:03,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:05,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:06,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:08,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:12,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:14,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:16,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:22,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:23,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:26,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:34,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:55,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:43:59,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:44:02,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:44:04,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:44:06,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-25 15:44:07,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0]