./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 13:59:53,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:59:53,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:59:53,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:59:53,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:59:53,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:59:53,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:59:53,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:59:53,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:59:53,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:59:53,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:59:53,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:59:53,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:59:53,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:59:53,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:59:53,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:59:53,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:59:53,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:59:53,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:59:53,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:59:53,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:59:53,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:59:53,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:59:53,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:59:53,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:59:53,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:59:53,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:59:53,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:59:53,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:59:53,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:59:53,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:59:53,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:59:53,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:59:53,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:59:53,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:59:53,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:59:53,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:59:53,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:59:53,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:59:53,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:59:53,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:59:53,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 13:59:53,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:59:53,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:59:53,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:59:53,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:59:53,461 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:59:53,461 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:59:53,462 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:59:53,462 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 13:59:53,462 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:59:53,462 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:59:53,469 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 13:59:53,470 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 13:59:53,470 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:59:53,470 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 13:59:53,471 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 13:59:53,471 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 13:59:53,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:59:53,472 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 13:59:53,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 13:59:53,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 13:59:53,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:59:53,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:59:53,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:59:53,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:59:53,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:59:53,474 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 13:59:53,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:59:53,474 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:59:53,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:59:53,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:59:53,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:59:53,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:59:53,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:59:53,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:59:53,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:59:53,478 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 13:59:53,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 13:59:53,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:59:53,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:59:53,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:59:53,479 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2021-11-19 13:59:53,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:59:53,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:59:53,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:59:53,819 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:59:53,820 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:59:53,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/pthread/queue_longer.i [2021-11-19 13:59:53,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/data/fd2abdfc5/f7e005a5bb324d25bfe18a533967f77b/FLAGc5ea0eb97 [2021-11-19 13:59:54,492 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:59:54,493 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i [2021-11-19 13:59:54,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/data/fd2abdfc5/f7e005a5bb324d25bfe18a533967f77b/FLAGc5ea0eb97 [2021-11-19 13:59:54,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/data/fd2abdfc5/f7e005a5bb324d25bfe18a533967f77b [2021-11-19 13:59:54,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:59:54,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:59:54,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:59:54,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:59:54,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:59:54,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:59:54" (1/1) ... [2021-11-19 13:59:54,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72eb3cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:54, skipping insertion in model container [2021-11-19 13:59:54,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:59:54" (1/1) ... [2021-11-19 13:59:54,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:59:54,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:59:55,415 WARN L230 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2021-11-19 13:59:55,421 WARN L230 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2021-11-19 13:59:55,424 WARN L230 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2021-11-19 13:59:55,429 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:59:55,440 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 13:59:55,484 WARN L230 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2021-11-19 13:59:55,486 WARN L230 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2021-11-19 13:59:55,489 WARN L230 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_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2021-11-19 13:59:55,492 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:59:55,554 INFO L208 MainTranslator]: Completed translation [2021-11-19 13:59:55,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55 WrapperNode [2021-11-19 13:59:55,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:59:55,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 13:59:55,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 13:59:55,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 13:59:55,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,616 INFO L137 Inliner]: procedures = 274, calls = 62, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2021-11-19 13:59:55,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 13:59:55,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 13:59:55,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 13:59:55,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 13:59:55,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 13:59:55,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 13:59:55,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 13:59:55,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 13:59:55,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (1/1) ... [2021-11-19 13:59:55,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:59:55,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 13:59:55,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 13:59:55,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ab60c6-eca5-4f08-9fbf-9e6b8ad1520e/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 13:59:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-19 13:59:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-19 13:59:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-19 13:59:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-19 13:59:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 13:59:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 13:59:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 13:59:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 13:59:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-19 13:59:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 13:59:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 13:59:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 13:59:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 13:59:55,785 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 13:59:56,029 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 13:59:56,031 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 13:59:56,424 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 13:59:56,437 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 13:59:56,438 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-19 13:59:56,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:59:56 BoogieIcfgContainer [2021-11-19 13:59:56,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 13:59:56,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 13:59:56,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 13:59:56,452 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 13:59:56,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 01:59:54" (1/3) ... [2021-11-19 13:59:56,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695a3c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:59:56, skipping insertion in model container [2021-11-19 13:59:56,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:59:55" (2/3) ... [2021-11-19 13:59:56,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695a3c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:59:56, skipping insertion in model container [2021-11-19 13:59:56,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:59:56" (3/3) ... [2021-11-19 13:59:56,461 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2021-11-19 13:59:56,467 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 13:59:56,468 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 13:59:56,469 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-19 13:59:56,469 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 13:59:56,568 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,568 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,569 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,569 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,569 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,569 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,577 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,577 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,577 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,577 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,579 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,579 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,579 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,579 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,579 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,580 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,580 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,580 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,580 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,581 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,581 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,581 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,581 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,582 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,582 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,582 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,590 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,591 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,591 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,591 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,591 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,602 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,602 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,605 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,606 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,606 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,606 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,606 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,606 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,607 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,607 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,607 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,607 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,608 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,608 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,608 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,611 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,611 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,613 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,613 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,613 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,613 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,613 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,614 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,614 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,614 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,614 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,616 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,616 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,616 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,616 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,616 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,617 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,617 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,617 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,617 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,619 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,619 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,619 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,620 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,620 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,620 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,620 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,620 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,620 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,621 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,621 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,621 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,621 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,621 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,622 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,622 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,622 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,622 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,622 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,622 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,623 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,623 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,623 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,624 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,626 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,626 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,626 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,626 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,626 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,627 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,627 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,627 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,627 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,628 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,628 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,634 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,635 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,635 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,636 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,642 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,643 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,643 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,643 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,643 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,643 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,644 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,644 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,644 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,644 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,644 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,644 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,645 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,645 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,645 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,645 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,645 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,646 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,646 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,646 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,646 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,646 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,647 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,647 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,647 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,647 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,647 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,648 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,648 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,648 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,648 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,648 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,649 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,649 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,649 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,649 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,649 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,650 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,650 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,650 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,650 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,650 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,651 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,651 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,651 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,651 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,651 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,652 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,652 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,652 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,652 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,652 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,653 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,653 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,653 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,653 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,653 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,653 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,654 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,654 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,654 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,654 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,654 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,654 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,655 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,655 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,655 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,655 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,655 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,655 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,656 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,656 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,656 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,656 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,656 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,656 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,657 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,658 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,658 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,658 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,658 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,659 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,659 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,659 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,659 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,659 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,660 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,660 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,660 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,660 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,660 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,660 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,661 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,661 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,661 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,661 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,661 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,661 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,662 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,662 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,662 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,662 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,662 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,662 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,663 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,664 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,664 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,664 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,664 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,664 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,664 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,665 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,665 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,665 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,667 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,668 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,668 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,668 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,668 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,668 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,669 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,669 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,669 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,672 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,672 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,672 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,672 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,672 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,672 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,682 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,682 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,682 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,682 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,682 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,682 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,683 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,684 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,685 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,685 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,687 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,695 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,695 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,695 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,696 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,696 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,697 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,697 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,697 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,697 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,698 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,699 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,700 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,701 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,702 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,702 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,702 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,704 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,704 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,704 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,705 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,705 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,705 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,705 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,705 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,705 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,707 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,707 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,707 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,707 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,708 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,709 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,709 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,712 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,713 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,713 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,713 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,713 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,713 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,714 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,714 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,714 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,714 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,714 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,715 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,715 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,715 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,715 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,715 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,715 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,716 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,716 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,716 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,716 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,716 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,716 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,724 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,724 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,724 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,724 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,724 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,725 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,725 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,725 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,725 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,725 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,725 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,726 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,726 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,726 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,726 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,726 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,727 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,727 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,727 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,727 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,727 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,727 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,728 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,728 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,728 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,728 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,731 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,732 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,732 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,732 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,732 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,735 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,735 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,735 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,735 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,735 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,736 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,745 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:59:56,747 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-19 13:59:56,804 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 13:59:56,811 INFO L339 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=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 13:59:56,811 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-19 13:59:56,829 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-19 13:59:56,843 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 263 places, 271 transitions, 558 flow [2021-11-19 13:59:56,846 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 263 places, 271 transitions, 558 flow [2021-11-19 13:59:56,848 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 263 places, 271 transitions, 558 flow [2021-11-19 13:59:56,952 INFO L129 PetriNetUnfolder]: 15/269 cut-off events. [2021-11-19 13:59:56,952 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-19 13:59:56,968 INFO L84 FinitePrefix]: Finished finitePrefix Result has 278 conditions, 269 events. 15/269 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 372 event pairs, 0 based on Foata normal form. 0/251 useless extension candidates. Maximal degree in co-relation 195. Up to 2 conditions per place. [2021-11-19 13:59:56,984 INFO L116 LiptonReduction]: Number of co-enabled transitions 16892 [2021-11-19 14:00:12,198 INFO L131 LiptonReduction]: Checked pairs total: 34257 [2021-11-19 14:00:12,199 INFO L133 LiptonReduction]: Total number of compositions: 247 [2021-11-19 14:00:12,219 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 63 places, 66 transitions, 148 flow [2021-11-19 14:00:12,300 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1023 states, 1018 states have (on average 2.805500982318271) internal successors, (2856), 1022 states have internal predecessors, (2856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:12,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 1023 states, 1018 states have (on average 2.805500982318271) internal successors, (2856), 1022 states have internal predecessors, (2856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-11-19 14:00:12,312 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:12,313 INFO L514 BasicCegarLoop]: trace histogram [1] [2021-11-19 14:00:12,313 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:12,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:12,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1066, now seen corresponding path program 1 times [2021-11-19 14:00:12,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:12,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102877718] [2021-11-19 14:00:12,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:12,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:12,447 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:12,447 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102877718] [2021-11-19 14:00:12,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102877718] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:12,448 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:12,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-11-19 14:00:12,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951681921] [2021-11-19 14:00:12,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:12,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:00:12,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:12,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:00:12,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:00:12,484 INFO L87 Difference]: Start difference. First operand has 1023 states, 1018 states have (on average 2.805500982318271) internal successors, (2856), 1022 states have internal predecessors, (2856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:12,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:12,652 INFO L93 Difference]: Finished difference Result 1022 states and 2761 transitions. [2021-11-19 14:00:12,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:00:12,655 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2021-11-19 14:00:12,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:12,690 INFO L225 Difference]: With dead ends: 1022 [2021-11-19 14:00:12,690 INFO L226 Difference]: Without dead ends: 1020 [2021-11-19 14:00:12,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:00:12,697 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:12,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 7 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:00:12,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-11-19 14:00:12,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2021-11-19 14:00:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 1017 states have (on average 2.7099311701081614) internal successors, (2756), 1019 states have internal predecessors, (2756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 2756 transitions. [2021-11-19 14:00:12,830 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 2756 transitions. Word has length 1 [2021-11-19 14:00:12,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:12,830 INFO L470 AbstractCegarLoop]: Abstraction has 1020 states and 2756 transitions. [2021-11-19 14:00:12,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:12,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2756 transitions. [2021-11-19 14:00:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-19 14:00:12,833 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:12,833 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:12,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 14:00:12,834 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:12,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:12,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1999395830, now seen corresponding path program 1 times [2021-11-19 14:00:12,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:12,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783335738] [2021-11-19 14:00:12,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:12,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:13,008 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:13,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783335738] [2021-11-19 14:00:13,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783335738] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:13,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:13,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:00:13,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338435750] [2021-11-19 14:00:13,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:13,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:00:13,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:13,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:00:13,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:00:13,011 INFO L87 Difference]: Start difference. First operand 1020 states and 2756 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:13,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:13,156 INFO L93 Difference]: Finished difference Result 1020 states and 2722 transitions. [2021-11-19 14:00:13,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:00:13,157 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-19 14:00:13,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:13,167 INFO L225 Difference]: With dead ends: 1020 [2021-11-19 14:00:13,168 INFO L226 Difference]: Without dead ends: 1020 [2021-11-19 14:00:13,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:00:13,170 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 21 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:13,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 15 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:00:13,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-11-19 14:00:13,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2021-11-19 14:00:13,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 1017 states have (on average 2.6764995083579155) internal successors, (2722), 1019 states have internal predecessors, (2722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 2722 transitions. [2021-11-19 14:00:13,233 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 2722 transitions. Word has length 11 [2021-11-19 14:00:13,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:13,234 INFO L470 AbstractCegarLoop]: Abstraction has 1020 states and 2722 transitions. [2021-11-19 14:00:13,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2722 transitions. [2021-11-19 14:00:13,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-19 14:00:13,237 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:13,237 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:13,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 14:00:13,238 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:13,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:13,238 INFO L85 PathProgramCache]: Analyzing trace with hash -544090567, now seen corresponding path program 1 times [2021-11-19 14:00:13,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:13,239 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702114533] [2021-11-19 14:00:13,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:13,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:13,385 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:13,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702114533] [2021-11-19 14:00:13,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702114533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:13,386 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:13,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 14:00:13,386 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473178430] [2021-11-19 14:00:13,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:13,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:00:13,387 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:13,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:00:13,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:00:13,388 INFO L87 Difference]: Start difference. First operand 1020 states and 2722 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:13,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:13,513 INFO L93 Difference]: Finished difference Result 880 states and 2294 transitions. [2021-11-19 14:00:13,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:00:13,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-19 14:00:13,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:13,522 INFO L225 Difference]: With dead ends: 880 [2021-11-19 14:00:13,522 INFO L226 Difference]: Without dead ends: 854 [2021-11-19 14:00:13,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:00:13,524 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 39 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:13,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 11 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:00:13,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2021-11-19 14:00:13,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 854. [2021-11-19 14:00:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 854 states, 851 states have (on average 2.6227967097532314) internal successors, (2232), 853 states have internal predecessors, (2232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:13,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 2232 transitions. [2021-11-19 14:00:13,563 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 2232 transitions. Word has length 13 [2021-11-19 14:00:13,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:13,564 INFO L470 AbstractCegarLoop]: Abstraction has 854 states and 2232 transitions. [2021-11-19 14:00:13,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:13,564 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2232 transitions. [2021-11-19 14:00:13,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-19 14:00:13,566 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:13,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:13,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 14:00:13,567 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:13,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:13,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1567354837, now seen corresponding path program 1 times [2021-11-19 14:00:13,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:13,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946614681] [2021-11-19 14:00:13,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:13,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:14,017 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:14,017 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946614681] [2021-11-19 14:00:14,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946614681] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:14,018 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:14,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:00:14,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935253648] [2021-11-19 14:00:14,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:14,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:00:14,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:14,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:00:14,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:00:14,019 INFO L87 Difference]: Start difference. First operand 854 states and 2232 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:14,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:14,371 INFO L93 Difference]: Finished difference Result 853 states and 2229 transitions. [2021-11-19 14:00:14,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:00:14,372 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-19 14:00:14,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:14,380 INFO L225 Difference]: With dead ends: 853 [2021-11-19 14:00:14,380 INFO L226 Difference]: Without dead ends: 853 [2021-11-19 14:00:14,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:00:14,382 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 3 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:14,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 16 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:00:14,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2021-11-19 14:00:14,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 853. [2021-11-19 14:00:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 850 states have (on average 2.6223529411764708) internal successors, (2229), 852 states have internal predecessors, (2229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 2229 transitions. [2021-11-19 14:00:14,421 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 2229 transitions. Word has length 13 [2021-11-19 14:00:14,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:14,422 INFO L470 AbstractCegarLoop]: Abstraction has 853 states and 2229 transitions. [2021-11-19 14:00:14,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2229 transitions. [2021-11-19 14:00:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-19 14:00:14,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:14,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:14,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 14:00:14,425 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:14,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:14,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1983299724, now seen corresponding path program 1 times [2021-11-19 14:00:14,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:14,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802981512] [2021-11-19 14:00:14,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:14,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:15,123 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:15,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802981512] [2021-11-19 14:00:15,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802981512] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:15,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:15,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-19 14:00:15,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397450698] [2021-11-19 14:00:15,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:15,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:00:15,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:15,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:00:15,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:00:15,125 INFO L87 Difference]: Start difference. First operand 853 states and 2229 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:15,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:15,766 INFO L93 Difference]: Finished difference Result 919 states and 2391 transitions. [2021-11-19 14:00:15,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:00:15,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-19 14:00:15,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:15,777 INFO L225 Difference]: With dead ends: 919 [2021-11-19 14:00:15,777 INFO L226 Difference]: Without dead ends: 919 [2021-11-19 14:00:15,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:00:15,779 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 47 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:15,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 21 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-19 14:00:15,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2021-11-19 14:00:15,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 897. [2021-11-19 14:00:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 894 states have (on average 2.6140939597315436) internal successors, (2337), 896 states have internal predecessors, (2337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 2337 transitions. [2021-11-19 14:00:15,822 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 2337 transitions. Word has length 14 [2021-11-19 14:00:15,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:15,822 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 2337 transitions. [2021-11-19 14:00:15,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2337 transitions. [2021-11-19 14:00:15,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-19 14:00:15,824 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:15,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:15,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 14:00:15,825 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:15,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:15,826 INFO L85 PathProgramCache]: Analyzing trace with hash -437948402, now seen corresponding path program 2 times [2021-11-19 14:00:15,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:15,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011559772] [2021-11-19 14:00:15,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:15,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:16,251 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:16,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011559772] [2021-11-19 14:00:16,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011559772] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:16,252 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:16,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-19 14:00:16,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045151259] [2021-11-19 14:00:16,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:16,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:00:16,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:16,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:00:16,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:00:16,254 INFO L87 Difference]: Start difference. First operand 897 states and 2337 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:16,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:16,756 INFO L93 Difference]: Finished difference Result 941 states and 2445 transitions. [2021-11-19 14:00:16,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:00:16,757 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-19 14:00:16,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:16,765 INFO L225 Difference]: With dead ends: 941 [2021-11-19 14:00:16,765 INFO L226 Difference]: Without dead ends: 941 [2021-11-19 14:00:16,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:00:16,766 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 31 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:16,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 26 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:00:16,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2021-11-19 14:00:16,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 875. [2021-11-19 14:00:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 875 states, 872 states have (on average 2.618119266055046) internal successors, (2283), 874 states have internal predecessors, (2283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:16,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 875 states and 2283 transitions. [2021-11-19 14:00:16,833 INFO L78 Accepts]: Start accepts. Automaton has 875 states and 2283 transitions. Word has length 14 [2021-11-19 14:00:16,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:16,833 INFO L470 AbstractCegarLoop]: Abstraction has 875 states and 2283 transitions. [2021-11-19 14:00:16,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 2283 transitions. [2021-11-19 14:00:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-19 14:00:16,835 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:16,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:16,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 14:00:16,835 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:16,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:16,838 INFO L85 PathProgramCache]: Analyzing trace with hash -788945072, now seen corresponding path program 3 times [2021-11-19 14:00:16,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:16,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476481817] [2021-11-19 14:00:16,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:16,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:17,213 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:17,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476481817] [2021-11-19 14:00:17,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476481817] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:17,214 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:17,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-19 14:00:17,214 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475487832] [2021-11-19 14:00:17,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:17,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:00:17,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:17,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:00:17,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:00:17,216 INFO L87 Difference]: Start difference. First operand 875 states and 2283 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:17,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:17,637 INFO L93 Difference]: Finished difference Result 864 states and 2245 transitions. [2021-11-19 14:00:17,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:00:17,638 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-19 14:00:17,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:17,645 INFO L225 Difference]: With dead ends: 864 [2021-11-19 14:00:17,645 INFO L226 Difference]: Without dead ends: 864 [2021-11-19 14:00:17,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:00:17,646 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 31 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:17,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 26 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:00:17,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2021-11-19 14:00:17,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 842. [2021-11-19 14:00:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 842 states, 839 states have (on average 2.6114421930870084) internal successors, (2191), 841 states have internal predecessors, (2191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 842 states and 2191 transitions. [2021-11-19 14:00:17,677 INFO L78 Accepts]: Start accepts. Automaton has 842 states and 2191 transitions. Word has length 14 [2021-11-19 14:00:17,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:17,677 INFO L470 AbstractCegarLoop]: Abstraction has 842 states and 2191 transitions. [2021-11-19 14:00:17,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2191 transitions. [2021-11-19 14:00:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-19 14:00:17,679 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:17,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:17,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 14:00:17,680 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:17,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:17,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1315574975, now seen corresponding path program 1 times [2021-11-19 14:00:17,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:17,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449091958] [2021-11-19 14:00:17,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:17,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:17,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:17,954 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:17,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449091958] [2021-11-19 14:00:17,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449091958] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:17,955 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:17,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 14:00:17,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978031971] [2021-11-19 14:00:17,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:17,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 14:00:17,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:17,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 14:00:17,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:00:17,956 INFO L87 Difference]: Start difference. First operand 842 states and 2191 transitions. Second operand has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:18,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:18,353 INFO L93 Difference]: Finished difference Result 840 states and 2187 transitions. [2021-11-19 14:00:18,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 14:00:18,354 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-19 14:00:18,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:18,362 INFO L225 Difference]: With dead ends: 840 [2021-11-19 14:00:18,362 INFO L226 Difference]: Without dead ends: 840 [2021-11-19 14:00:18,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:00:18,363 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 14 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:18,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 35 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:00:18,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2021-11-19 14:00:18,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 840. [2021-11-19 14:00:18,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 840 states, 837 states have (on average 2.6129032258064515) internal successors, (2187), 839 states have internal predecessors, (2187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:18,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 2187 transitions. [2021-11-19 14:00:18,394 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 2187 transitions. Word has length 14 [2021-11-19 14:00:18,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:18,394 INFO L470 AbstractCegarLoop]: Abstraction has 840 states and 2187 transitions. [2021-11-19 14:00:18,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2187 transitions. [2021-11-19 14:00:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-19 14:00:18,396 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:18,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:18,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 14:00:18,396 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:18,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:18,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1306185366, now seen corresponding path program 1 times [2021-11-19 14:00:18,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:18,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508427726] [2021-11-19 14:00:18,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:18,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:18,752 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:18,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508427726] [2021-11-19 14:00:18,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508427726] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:18,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:18,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-19 14:00:18,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515119363] [2021-11-19 14:00:18,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:18,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:00:18,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:18,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:00:18,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:00:18,755 INFO L87 Difference]: Start difference. First operand 840 states and 2187 transitions. Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:19,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:19,349 INFO L93 Difference]: Finished difference Result 927 states and 2407 transitions. [2021-11-19 14:00:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 14:00:19,350 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-19 14:00:19,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:19,357 INFO L225 Difference]: With dead ends: 927 [2021-11-19 14:00:19,357 INFO L226 Difference]: Without dead ends: 905 [2021-11-19 14:00:19,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-11-19 14:00:19,359 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 90 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:19,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 30 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:00:19,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2021-11-19 14:00:19,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 851. [2021-11-19 14:00:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 851 states, 848 states have (on average 2.609669811320755) internal successors, (2213), 850 states have internal predecessors, (2213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 851 states and 2213 transitions. [2021-11-19 14:00:19,390 INFO L78 Accepts]: Start accepts. Automaton has 851 states and 2213 transitions. Word has length 15 [2021-11-19 14:00:19,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:19,391 INFO L470 AbstractCegarLoop]: Abstraction has 851 states and 2213 transitions. [2021-11-19 14:00:19,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2213 transitions. [2021-11-19 14:00:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-19 14:00:19,392 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:19,392 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:19,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 14:00:19,393 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:19,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:19,393 INFO L85 PathProgramCache]: Analyzing trace with hash 2138687480, now seen corresponding path program 2 times [2021-11-19 14:00:19,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:19,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798001407] [2021-11-19 14:00:19,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:19,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:19,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:19,675 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:19,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798001407] [2021-11-19 14:00:19,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798001407] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:19,675 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:19,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-19 14:00:19,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76244509] [2021-11-19 14:00:19,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:19,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:00:19,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:19,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:00:19,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:00:19,677 INFO L87 Difference]: Start difference. First operand 851 states and 2213 transitions. Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:20,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:20,201 INFO L93 Difference]: Finished difference Result 957 states and 2487 transitions. [2021-11-19 14:00:20,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:00:20,202 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-19 14:00:20,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:20,209 INFO L225 Difference]: With dead ends: 957 [2021-11-19 14:00:20,209 INFO L226 Difference]: Without dead ends: 951 [2021-11-19 14:00:20,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:00:20,211 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 79 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:20,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 33 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:00:20,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 951 states. [2021-11-19 14:00:20,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 951 to 840. [2021-11-19 14:00:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 840 states, 837 states have (on average 2.6117084826762245) internal successors, (2186), 839 states have internal predecessors, (2186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:20,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 2186 transitions. [2021-11-19 14:00:20,240 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 2186 transitions. Word has length 15 [2021-11-19 14:00:20,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:20,241 INFO L470 AbstractCegarLoop]: Abstraction has 840 states and 2186 transitions. [2021-11-19 14:00:20,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2186 transitions. [2021-11-19 14:00:20,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-19 14:00:20,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:20,242 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:20,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-19 14:00:20,243 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:20,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:20,243 INFO L85 PathProgramCache]: Analyzing trace with hash 2130643910, now seen corresponding path program 3 times [2021-11-19 14:00:20,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:20,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989426107] [2021-11-19 14:00:20,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:20,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:20,545 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:20,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989426107] [2021-11-19 14:00:20,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989426107] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:20,546 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:20,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-19 14:00:20,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335326293] [2021-11-19 14:00:20,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:20,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:00:20,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:20,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:00:20,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:00:20,547 INFO L87 Difference]: Start difference. First operand 840 states and 2186 transitions. Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:21,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:00:21,042 INFO L93 Difference]: Finished difference Result 881 states and 2292 transitions. [2021-11-19 14:00:21,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 14:00:21,043 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-19 14:00:21,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:00:21,050 INFO L225 Difference]: With dead ends: 881 [2021-11-19 14:00:21,050 INFO L226 Difference]: Without dead ends: 877 [2021-11-19 14:00:21,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:00:21,052 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 101 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:00:21,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 28 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:00:21,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2021-11-19 14:00:21,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 829. [2021-11-19 14:00:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 829 states, 826 states have (on average 2.6138014527845037) internal successors, (2159), 828 states have internal predecessors, (2159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 829 states and 2159 transitions. [2021-11-19 14:00:21,096 INFO L78 Accepts]: Start accepts. Automaton has 829 states and 2159 transitions. Word has length 15 [2021-11-19 14:00:21,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:00:21,097 INFO L470 AbstractCegarLoop]: Abstraction has 829 states and 2159 transitions. [2021-11-19 14:00:21,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:21,097 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2159 transitions. [2021-11-19 14:00:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-19 14:00:21,098 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:00:21,098 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:00:21,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-19 14:00:21,099 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:00:21,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:00:21,099 INFO L85 PathProgramCache]: Analyzing trace with hash 2128106870, now seen corresponding path program 4 times [2021-11-19 14:00:21,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:00:21,099 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932707872] [2021-11-19 14:00:21,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:00:21,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:00:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:00:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:00:30,283 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:00:30,283 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932707872] [2021-11-19 14:00:30,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932707872] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:00:30,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:00:30,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-19 14:00:30,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35181831] [2021-11-19 14:00:30,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:00:30,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-19 14:00:30,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:00:30,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-19 14:00:30,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-19 14:00:30,284 INFO L87 Difference]: Start difference. First operand 829 states and 2159 transitions. Second operand has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:00:43,795 WARN L227 SmtUtils]: Spent 5.55s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:00:57,113 WARN L227 SmtUtils]: Spent 7.85s on a formula simplification that was a NOOP. DAG size: 119 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:01:01,827 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:04,838 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:19,823 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:20,829 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:25,774 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:37,402 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:41,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:41,372 INFO L93 Difference]: Finished difference Result 837 states and 2186 transitions. [2021-11-19 14:01:41,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 14:01:41,374 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-19 14:01:41,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:41,382 INFO L225 Difference]: With dead ends: 837 [2021-11-19 14:01:41,382 INFO L226 Difference]: Without dead ends: 835 [2021-11-19 14:01:41,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 20.3s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-11-19 14:01:41,383 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 85 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 18 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:41,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85 Valid, 32 Invalid, 628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 608 Invalid, 2 Unknown, 0 Unchecked, 53.2s Time] [2021-11-19 14:01:41,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2021-11-19 14:01:41,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 796. [2021-11-19 14:01:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 795 states have (on average 2.6163522012578615) internal successors, (2080), 795 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 2080 transitions. [2021-11-19 14:01:41,412 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 2080 transitions. Word has length 15 [2021-11-19 14:01:41,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:41,413 INFO L470 AbstractCegarLoop]: Abstraction has 796 states and 2080 transitions. [2021-11-19 14:01:41,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 2080 transitions. [2021-11-19 14:01:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-19 14:01:41,415 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:41,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:41,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-19 14:01:41,416 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:41,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:41,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1799262680, now seen corresponding path program 1 times [2021-11-19 14:01:41,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:41,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573449256] [2021-11-19 14:01:41,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:41,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:41,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:41,451 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:41,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573449256] [2021-11-19 14:01:41,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573449256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:41,451 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:41,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:01:41,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379145995] [2021-11-19 14:01:41,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:41,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:01:41,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:41,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:01:41,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:01:41,454 INFO L87 Difference]: Start difference. First operand 796 states and 2080 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:41,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:41,552 INFO L93 Difference]: Finished difference Result 360 states and 775 transitions. [2021-11-19 14:01:41,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:01:41,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-19 14:01:41,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:41,555 INFO L225 Difference]: With dead ends: 360 [2021-11-19 14:01:41,555 INFO L226 Difference]: Without dead ends: 354 [2021-11-19 14:01:41,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:01:41,557 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 43 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:41,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 5 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:01:41,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-11-19 14:01:41,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 288. [2021-11-19 14:01:41,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 287 states have (on average 2.181184668989547) internal successors, (626), 287 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:41,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 626 transitions. [2021-11-19 14:01:41,568 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 626 transitions. Word has length 35 [2021-11-19 14:01:41,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:41,569 INFO L470 AbstractCegarLoop]: Abstraction has 288 states and 626 transitions. [2021-11-19 14:01:41,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:41,569 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 626 transitions. [2021-11-19 14:01:41,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-19 14:01:41,573 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:41,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:41,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-19 14:01:41,574 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:41,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:41,575 INFO L85 PathProgramCache]: Analyzing trace with hash -204471270, now seen corresponding path program 1 times [2021-11-19 14:01:41,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:41,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373391556] [2021-11-19 14:01:41,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:41,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:42,065 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:42,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373391556] [2021-11-19 14:01:42,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373391556] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:42,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:42,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:01:42,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533949837] [2021-11-19 14:01:42,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:42,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:01:42,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:42,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:01:42,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:01:42,068 INFO L87 Difference]: Start difference. First operand 288 states and 626 transitions. Second operand has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:42,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:42,949 INFO L93 Difference]: Finished difference Result 369 states and 797 transitions. [2021-11-19 14:01:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:01:42,950 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-19 14:01:42,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:42,953 INFO L225 Difference]: With dead ends: 369 [2021-11-19 14:01:42,953 INFO L226 Difference]: Without dead ends: 369 [2021-11-19 14:01:42,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=315, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:01:42,954 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 98 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 591 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:42,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 40 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 591 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-19 14:01:42,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-11-19 14:01:42,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 357. [2021-11-19 14:01:42,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 356 states have (on average 2.1713483146067416) internal successors, (773), 356 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:42,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 773 transitions. [2021-11-19 14:01:42,968 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 773 transitions. Word has length 36 [2021-11-19 14:01:42,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:42,968 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 773 transitions. [2021-11-19 14:01:42,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 773 transitions. [2021-11-19 14:01:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-19 14:01:42,971 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:42,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:42,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-19 14:01:42,973 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:42,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:42,974 INFO L85 PathProgramCache]: Analyzing trace with hash 827670712, now seen corresponding path program 2 times [2021-11-19 14:01:42,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:42,974 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057722033] [2021-11-19 14:01:42,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:42,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:43,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:43,500 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:43,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057722033] [2021-11-19 14:01:43,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057722033] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:43,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:43,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:01:43,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612678937] [2021-11-19 14:01:43,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:43,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:01:43,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:43,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:01:43,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:01:43,502 INFO L87 Difference]: Start difference. First operand 357 states and 773 transitions. Second operand has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:44,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:44,260 INFO L93 Difference]: Finished difference Result 409 states and 880 transitions. [2021-11-19 14:01:44,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:01:44,261 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-19 14:01:44,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:44,265 INFO L225 Difference]: With dead ends: 409 [2021-11-19 14:01:44,265 INFO L226 Difference]: Without dead ends: 409 [2021-11-19 14:01:44,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-11-19 14:01:44,266 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 87 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:44,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [87 Valid, 37 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-19 14:01:44,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2021-11-19 14:01:44,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 328. [2021-11-19 14:01:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 327 states have (on average 2.168195718654434) internal successors, (709), 327 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 709 transitions. [2021-11-19 14:01:44,281 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 709 transitions. Word has length 36 [2021-11-19 14:01:44,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:44,282 INFO L470 AbstractCegarLoop]: Abstraction has 328 states and 709 transitions. [2021-11-19 14:01:44,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:44,282 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 709 transitions. [2021-11-19 14:01:44,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-19 14:01:44,284 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:44,284 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:44,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-19 14:01:44,285 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:44,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:44,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1004680786, now seen corresponding path program 3 times [2021-11-19 14:01:44,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:44,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150053129] [2021-11-19 14:01:44,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:44,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:44,912 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:44,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150053129] [2021-11-19 14:01:44,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150053129] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:44,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:44,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:01:44,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859915075] [2021-11-19 14:01:44,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:44,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:01:44,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:44,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:01:44,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:01:44,915 INFO L87 Difference]: Start difference. First operand 328 states and 709 transitions. Second operand has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:45,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:45,552 INFO L93 Difference]: Finished difference Result 395 states and 848 transitions. [2021-11-19 14:01:45,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:01:45,553 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-19 14:01:45,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:45,556 INFO L225 Difference]: With dead ends: 395 [2021-11-19 14:01:45,556 INFO L226 Difference]: Without dead ends: 395 [2021-11-19 14:01:45,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=102, Invalid=318, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:01:45,557 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 115 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:45,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 32 Invalid, 523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:01:45,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2021-11-19 14:01:45,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 328. [2021-11-19 14:01:45,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 327 states have (on average 2.168195718654434) internal successors, (709), 327 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 709 transitions. [2021-11-19 14:01:45,569 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 709 transitions. Word has length 36 [2021-11-19 14:01:45,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:45,570 INFO L470 AbstractCegarLoop]: Abstraction has 328 states and 709 transitions. [2021-11-19 14:01:45,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 709 transitions. [2021-11-19 14:01:45,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-19 14:01:45,571 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:45,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:45,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-19 14:01:45,572 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:45,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:45,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1081356956, now seen corresponding path program 4 times [2021-11-19 14:01:45,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:45,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680706518] [2021-11-19 14:01:45,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:45,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:46,794 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:46,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680706518] [2021-11-19 14:01:46,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680706518] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:46,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:46,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-19 14:01:46,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349971615] [2021-11-19 14:01:46,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:46,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-19 14:01:46,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:46,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-19 14:01:46,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-11-19 14:01:46,797 INFO L87 Difference]: Start difference. First operand 328 states and 709 transitions. Second operand has 16 states, 16 states have (on average 2.25) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:48,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:48,249 INFO L93 Difference]: Finished difference Result 595 states and 1303 transitions. [2021-11-19 14:01:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-19 14:01:48,250 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.25) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-19 14:01:48,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:48,255 INFO L225 Difference]: With dead ends: 595 [2021-11-19 14:01:48,255 INFO L226 Difference]: Without dead ends: 595 [2021-11-19 14:01:48,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 7 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=175, Invalid=475, Unknown=0, NotChecked=0, Total=650 [2021-11-19 14:01:48,257 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 311 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 661 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:48,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [311 Valid, 42 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 661 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-19 14:01:48,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2021-11-19 14:01:48,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 498. [2021-11-19 14:01:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 497 states have (on average 2.2132796780684103) internal successors, (1100), 497 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:48,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 1100 transitions. [2021-11-19 14:01:48,275 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 1100 transitions. Word has length 36 [2021-11-19 14:01:48,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:48,276 INFO L470 AbstractCegarLoop]: Abstraction has 498 states and 1100 transitions. [2021-11-19 14:01:48,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.25) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1100 transitions. [2021-11-19 14:01:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-19 14:01:48,278 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:48,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:48,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-19 14:01:48,279 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:48,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:48,280 INFO L85 PathProgramCache]: Analyzing trace with hash -841039827, now seen corresponding path program 1 times [2021-11-19 14:01:48,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:48,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369369202] [2021-11-19 14:01:48,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:48,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:48,939 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:48,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369369202] [2021-11-19 14:01:48,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369369202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:48,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:48,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:01:48,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224065471] [2021-11-19 14:01:48,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:48,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:01:48,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:48,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:01:48,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:01:48,941 INFO L87 Difference]: Start difference. First operand 498 states and 1100 transitions. Second operand has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:49,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:49,950 INFO L93 Difference]: Finished difference Result 444 states and 967 transitions. [2021-11-19 14:01:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:01:49,951 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-19 14:01:49,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:49,955 INFO L225 Difference]: With dead ends: 444 [2021-11-19 14:01:49,955 INFO L226 Difference]: Without dead ends: 444 [2021-11-19 14:01:49,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:01:49,956 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 145 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:49,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 29 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 14:01:49,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2021-11-19 14:01:49,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 434. [2021-11-19 14:01:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 433 states have (on average 2.187066974595843) internal successors, (947), 433 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:49,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 947 transitions. [2021-11-19 14:01:49,973 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 947 transitions. Word has length 37 [2021-11-19 14:01:49,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:49,973 INFO L470 AbstractCegarLoop]: Abstraction has 434 states and 947 transitions. [2021-11-19 14:01:49,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 947 transitions. [2021-11-19 14:01:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:01:49,975 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:49,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:49,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-19 14:01:49,977 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:49,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:49,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1492594638, now seen corresponding path program 1 times [2021-11-19 14:01:49,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:49,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365184608] [2021-11-19 14:01:49,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:49,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:52,826 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:52,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365184608] [2021-11-19 14:01:52,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365184608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:52,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:52,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-19 14:01:52,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839284921] [2021-11-19 14:01:52,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:52,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-19 14:01:52,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:52,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-19 14:01:52,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:01:52,829 INFO L87 Difference]: Start difference. First operand 434 states and 947 transitions. Second operand has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:56,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:56,728 INFO L93 Difference]: Finished difference Result 612 states and 1310 transitions. [2021-11-19 14:01:56,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-19 14:01:56,729 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-19 14:01:56,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:56,734 INFO L225 Difference]: With dead ends: 612 [2021-11-19 14:01:56,735 INFO L226 Difference]: Without dead ends: 580 [2021-11-19 14:01:56,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=161, Invalid=1171, Unknown=0, NotChecked=0, Total=1332 [2021-11-19 14:01:56,737 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 122 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 1811 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:56,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 131 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1811 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-19 14:01:56,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-19 14:01:56,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 522. [2021-11-19 14:01:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 521 states have (on average 2.1381957773512474) internal successors, (1114), 521 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:56,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 1114 transitions. [2021-11-19 14:01:56,762 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 1114 transitions. Word has length 38 [2021-11-19 14:01:56,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:56,764 INFO L470 AbstractCegarLoop]: Abstraction has 522 states and 1114 transitions. [2021-11-19 14:01:56,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:01:56,764 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1114 transitions. [2021-11-19 14:01:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:01:56,766 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:56,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:56,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-19 14:01:56,767 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:01:56,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:56,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1648872180, now seen corresponding path program 2 times [2021-11-19 14:01:56,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:01:56,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655476246] [2021-11-19 14:01:56,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:56,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:01:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:59,508 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:01:59,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655476246] [2021-11-19 14:01:59,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655476246] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:59,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:59,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-19 14:01:59,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131219735] [2021-11-19 14:01:59,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:59,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-19 14:01:59,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:01:59,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-19 14:01:59,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:01:59,511 INFO L87 Difference]: Start difference. First operand 522 states and 1114 transitions. Second operand has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:04,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:04,044 INFO L93 Difference]: Finished difference Result 699 states and 1476 transitions. [2021-11-19 14:02:04,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-19 14:02:04,045 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-19 14:02:04,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:04,049 INFO L225 Difference]: With dead ends: 699 [2021-11-19 14:02:04,049 INFO L226 Difference]: Without dead ends: 667 [2021-11-19 14:02:04,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=162, Invalid=1170, Unknown=0, NotChecked=0, Total=1332 [2021-11-19 14:02:04,051 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 137 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 1881 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:04,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 126 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1881 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-19 14:02:04,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2021-11-19 14:02:04,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 522. [2021-11-19 14:02:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 521 states have (on average 2.1381957773512474) internal successors, (1114), 521 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 1114 transitions. [2021-11-19 14:02:04,072 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 1114 transitions. Word has length 38 [2021-11-19 14:02:04,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:04,073 INFO L470 AbstractCegarLoop]: Abstraction has 522 states and 1114 transitions. [2021-11-19 14:02:04,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:04,073 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1114 transitions. [2021-11-19 14:02:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:02:04,075 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:04,076 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:04,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-19 14:02:04,076 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:02:04,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:04,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1540952546, now seen corresponding path program 3 times [2021-11-19 14:02:04,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:02:04,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418433873] [2021-11-19 14:02:04,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:04,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:02:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:02:06,706 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:02:06,706 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418433873] [2021-11-19 14:02:06,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418433873] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:02:06,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:02:06,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-19 14:02:06,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886594872] [2021-11-19 14:02:06,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:02:06,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-19 14:02:06,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:02:06,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-19 14:02:06,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:02:06,709 INFO L87 Difference]: Start difference. First operand 522 states and 1114 transitions. Second operand has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:10,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:10,380 INFO L93 Difference]: Finished difference Result 717 states and 1513 transitions. [2021-11-19 14:02:10,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-19 14:02:10,394 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-19 14:02:10,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:10,399 INFO L225 Difference]: With dead ends: 717 [2021-11-19 14:02:10,399 INFO L226 Difference]: Without dead ends: 685 [2021-11-19 14:02:10,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=161, Invalid=1171, Unknown=0, NotChecked=0, Total=1332 [2021-11-19 14:02:10,401 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 167 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:10,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [167 Valid, 102 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:02:10,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2021-11-19 14:02:10,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 534. [2021-11-19 14:02:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 534 states, 533 states have (on average 2.1425891181988743) internal successors, (1142), 533 states have internal predecessors, (1142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 1142 transitions. [2021-11-19 14:02:10,424 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 1142 transitions. Word has length 38 [2021-11-19 14:02:10,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:10,424 INFO L470 AbstractCegarLoop]: Abstraction has 534 states and 1142 transitions. [2021-11-19 14:02:10,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1142 transitions. [2021-11-19 14:02:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:02:10,427 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:10,427 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:10,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-19 14:02:10,428 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:02:10,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:10,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1846127082, now seen corresponding path program 4 times [2021-11-19 14:02:10,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:02:10,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943670005] [2021-11-19 14:02:10,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:10,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:02:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:02:13,119 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:02:13,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943670005] [2021-11-19 14:02:13,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943670005] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:02:13,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:02:13,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-19 14:02:13,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118693465] [2021-11-19 14:02:13,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:02:13,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-19 14:02:13,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:02:13,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-19 14:02:13,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:02:13,122 INFO L87 Difference]: Start difference. First operand 534 states and 1142 transitions. Second operand has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:16,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:16,839 INFO L93 Difference]: Finished difference Result 707 states and 1498 transitions. [2021-11-19 14:02:16,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-19 14:02:16,840 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-19 14:02:16,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:16,844 INFO L225 Difference]: With dead ends: 707 [2021-11-19 14:02:16,844 INFO L226 Difference]: Without dead ends: 675 [2021-11-19 14:02:16,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=160, Invalid=1172, Unknown=0, NotChecked=0, Total=1332 [2021-11-19 14:02:16,846 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 156 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 1687 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 1724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 1687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:16,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 118 Invalid, 1724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 1687 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 14:02:16,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-11-19 14:02:16,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 537. [2021-11-19 14:02:16,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 536 states have (on average 2.1436567164179103) internal successors, (1149), 536 states have internal predecessors, (1149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 1149 transitions. [2021-11-19 14:02:16,867 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 1149 transitions. Word has length 38 [2021-11-19 14:02:16,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:16,867 INFO L470 AbstractCegarLoop]: Abstraction has 537 states and 1149 transitions. [2021-11-19 14:02:16,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:16,868 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1149 transitions. [2021-11-19 14:02:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:02:16,869 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:16,870 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:16,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-19 14:02:16,870 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:02:16,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:16,871 INFO L85 PathProgramCache]: Analyzing trace with hash 57186064, now seen corresponding path program 5 times [2021-11-19 14:02:16,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:02:16,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111817200] [2021-11-19 14:02:16,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:16,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:02:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:02:19,471 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:02:19,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111817200] [2021-11-19 14:02:19,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111817200] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:02:19,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:02:19,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-19 14:02:19,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215159856] [2021-11-19 14:02:19,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:02:19,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-19 14:02:19,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:02:19,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-19 14:02:19,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:02:19,474 INFO L87 Difference]: Start difference. First operand 537 states and 1149 transitions. Second operand has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:23,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:23,700 INFO L93 Difference]: Finished difference Result 767 states and 1627 transitions. [2021-11-19 14:02:23,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-19 14:02:23,700 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-19 14:02:23,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:23,705 INFO L225 Difference]: With dead ends: 767 [2021-11-19 14:02:23,705 INFO L226 Difference]: Without dead ends: 735 [2021-11-19 14:02:23,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=157, Invalid=1103, Unknown=0, NotChecked=0, Total=1260 [2021-11-19 14:02:23,706 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 143 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 2028 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 2062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 2028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:23,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 133 Invalid, 2062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 2028 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-19 14:02:23,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2021-11-19 14:02:23,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 540. [2021-11-19 14:02:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 539 states have (on average 2.144712430426716) internal successors, (1156), 539 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:23,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 1156 transitions. [2021-11-19 14:02:23,727 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 1156 transitions. Word has length 38 [2021-11-19 14:02:23,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:23,727 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 1156 transitions. [2021-11-19 14:02:23,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:23,728 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1156 transitions. [2021-11-19 14:02:23,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:02:23,730 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:23,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:23,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-19 14:02:23,731 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:02:23,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:23,731 INFO L85 PathProgramCache]: Analyzing trace with hash -806412892, now seen corresponding path program 6 times [2021-11-19 14:02:23,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:02:23,732 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039128369] [2021-11-19 14:02:23,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:23,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:02:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:02:26,336 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:02:26,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039128369] [2021-11-19 14:02:26,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039128369] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:02:26,336 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:02:26,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-19 14:02:26,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133337480] [2021-11-19 14:02:26,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:02:26,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-19 14:02:26,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:02:26,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-19 14:02:26,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:02:26,338 INFO L87 Difference]: Start difference. First operand 540 states and 1156 transitions. Second operand has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:30,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:30,038 INFO L93 Difference]: Finished difference Result 784 states and 1663 transitions. [2021-11-19 14:02:30,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-19 14:02:30,038 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-19 14:02:30,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:30,043 INFO L225 Difference]: With dead ends: 784 [2021-11-19 14:02:30,043 INFO L226 Difference]: Without dead ends: 752 [2021-11-19 14:02:30,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=190, Invalid=1292, Unknown=0, NotChecked=0, Total=1482 [2021-11-19 14:02:30,045 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 196 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 1871 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 1871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:30,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [196 Valid, 120 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 1871 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:02:30,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2021-11-19 14:02:30,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 549. [2021-11-19 14:02:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 548 states have (on average 2.147810218978102) internal successors, (1177), 548 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:30,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 1177 transitions. [2021-11-19 14:02:30,064 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 1177 transitions. Word has length 38 [2021-11-19 14:02:30,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:30,065 INFO L470 AbstractCegarLoop]: Abstraction has 549 states and 1177 transitions. [2021-11-19 14:02:30,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.9) internal successors, (38), 20 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:02:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1177 transitions. [2021-11-19 14:02:30,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-19 14:02:30,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:30,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:30,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-19 14:02:30,068 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-19 14:02:30,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:30,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1055205184, now seen corresponding path program 7 times [2021-11-19 14:02:30,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:02:30,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899072144] [2021-11-19 14:02:30,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:30,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:02:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat