./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh --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 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 15:02:13,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:02:13,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:02:13,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:02:13,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:02:13,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:02:13,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:02:13,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:02:13,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:02:13,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:02:13,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:02:13,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:02:13,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:02:13,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:02:13,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:02:13,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:02:13,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:02:13,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:02:13,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:02:13,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:02:13,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:02:13,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:02:13,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:02:13,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:02:13,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:02:13,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:02:13,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:02:13,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:02:13,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:02:13,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:02:13,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:02:13,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:02:13,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:02:13,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:02:13,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:02:13,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:02:13,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:02:13,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:02:13,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:02:13,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:02:13,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:02:13,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 15:02:13,427 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:02:13,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:02:13,427 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:02:13,427 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:02:13,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:02:13,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:02:13,428 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:02:13,428 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:02:13,429 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:02:13,429 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:02:13,429 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:02:13,429 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:02:13,429 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:02:13,429 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:02:13,430 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:02:13,430 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:02:13,430 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:02:13,430 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:02:13,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:02:13,431 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 15:02:13,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:02:13,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 15:02:13,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:02:13,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:02:13,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:02:13,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:02:13,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:02:13,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:02:13,433 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:02:13,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:02:13,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:02:13,434 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:02:13,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:02:13,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:02:13,434 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:02:13,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2022-12-14 15:02:13,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:02:13,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:02:13,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:02:13,622 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:02:13,622 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:02:13,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2022-12-14 15:02:16,259 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:02:16,486 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:02:16,487 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2022-12-14 15:02:16,498 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/data/6a5aa238f/bbe4df2f03a744ceb6f53a6dbba7d320/FLAGc3d36253d [2022-12-14 15:02:16,831 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/data/6a5aa238f/bbe4df2f03a744ceb6f53a6dbba7d320 [2022-12-14 15:02:16,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:02:16,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:02:16,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:02:16,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:02:16,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:02:16,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:02:16" (1/1) ... [2022-12-14 15:02:16,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1784880e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:16, skipping insertion in model container [2022-12-14 15:02:16,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:02:16" (1/1) ... [2022-12-14 15:02:16,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:02:16,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:02:17,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30451,30464] [2022-12-14 15:02:17,087 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30681,30694] [2022-12-14 15:02:17,090 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30979,30992] [2022-12-14 15:02:17,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:02:17,102 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 15:02:17,126 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30451,30464] [2022-12-14 15:02:17,128 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30681,30694] [2022-12-14 15:02:17,129 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30979,30992] [2022-12-14 15:02:17,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:02:17,171 INFO L208 MainTranslator]: Completed translation [2022-12-14 15:02:17,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17 WrapperNode [2022-12-14 15:02:17,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:02:17,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 15:02:17,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 15:02:17,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 15:02:17,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,219 INFO L138 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2022-12-14 15:02:17,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 15:02:17,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 15:02:17,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 15:02:17,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 15:02:17,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,247 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 15:02:17,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 15:02:17,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 15:02:17,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 15:02:17,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (1/1) ... [2022-12-14 15:02:17,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:02:17,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:17,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 15:02:17,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 15:02:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 15:02:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 15:02:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 15:02:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 15:02:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 15:02:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 15:02:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 15:02:17,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 15:02:17,317 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 15:02:17,421 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 15:02:17,423 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 15:02:17,658 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 15:02:17,667 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 15:02:17,667 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 15:02:17,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:02:17 BoogieIcfgContainer [2022-12-14 15:02:17,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 15:02:17,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 15:02:17,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 15:02:17,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 15:02:17,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:02:16" (1/3) ... [2022-12-14 15:02:17,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756884d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:02:17, skipping insertion in model container [2022-12-14 15:02:17,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:02:17" (2/3) ... [2022-12-14 15:02:17,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756884d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:02:17, skipping insertion in model container [2022-12-14 15:02:17,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:02:17" (3/3) ... [2022-12-14 15:02:17,677 INFO L112 eAbstractionObserver]: Analyzing ICFG circular_buffer_ok.i [2022-12-14 15:02:17,683 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-14 15:02:17,691 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 15:02:17,691 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-14 15:02:17,691 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 15:02:17,760 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-14 15:02:17,785 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 15:02:17,796 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 154 places, 158 transitions, 332 flow [2022-12-14 15:02:17,799 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 154 places, 158 transitions, 332 flow [2022-12-14 15:02:17,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 154 places, 158 transitions, 332 flow [2022-12-14 15:02:17,847 INFO L130 PetriNetUnfolder]: 11/156 cut-off events. [2022-12-14 15:02:17,847 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-14 15:02:17,851 INFO L83 FinitePrefix]: Finished finitePrefix Result has 165 conditions, 156 events. 11/156 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 287 event pairs, 0 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 101. Up to 2 conditions per place. [2022-12-14 15:02:17,853 INFO L119 LiptonReduction]: Number of co-enabled transitions 4890 [2022-12-14 15:02:36,173 INFO L134 LiptonReduction]: Checked pairs total: 9708 [2022-12-14 15:02:36,173 INFO L136 LiptonReduction]: Total number of compositions: 152 [2022-12-14 15:02:36,178 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 37 places, 39 transitions, 94 flow [2022-12-14 15:02:36,203 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 260 states, 255 states have (on average 3.0862745098039217) internal successors, (787), 259 states have internal predecessors, (787), 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) [2022-12-14 15:02:36,218 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 15:02:36,224 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9eff070, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 15:02:36,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-14 15:02:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 260 states, 255 states have (on average 3.0862745098039217) internal successors, (787), 259 states have internal predecessors, (787), 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) [2022-12-14 15:02:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 15:02:36,232 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:36,233 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 15:02:36,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:36,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:36,237 INFO L85 PathProgramCache]: Analyzing trace with hash 19457940, now seen corresponding path program 1 times [2022-12-14 15:02:36,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:36,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934594907] [2022-12-14 15:02:36,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:36,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:36,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:36,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934594907] [2022-12-14 15:02:36,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934594907] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:36,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:36,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-14 15:02:36,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886204110] [2022-12-14 15:02:36,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:36,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 15:02:36,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:36,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 15:02:36,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 15:02:36,448 INFO L87 Difference]: Start difference. First operand has 260 states, 255 states have (on average 3.0862745098039217) internal successors, (787), 259 states have internal predecessors, (787), 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 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-12-14 15:02:36,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:36,508 INFO L93 Difference]: Finished difference Result 238 states and 661 transitions. [2022-12-14 15:02:36,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 15:02:36,510 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2022-12-14 15:02:36,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:36,518 INFO L225 Difference]: With dead ends: 238 [2022-12-14 15:02:36,518 INFO L226 Difference]: Without dead ends: 238 [2022-12-14 15:02:36,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 15:02:36,521 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:36,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 15:02:36,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-12-14 15:02:36,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2022-12-14 15:02:36,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 235 states have (on average 2.8127659574468087) internal successors, (661), 237 states have internal predecessors, (661), 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) [2022-12-14 15:02:36,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 661 transitions. [2022-12-14 15:02:36,559 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 661 transitions. Word has length 4 [2022-12-14 15:02:36,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:36,559 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 661 transitions. [2022-12-14 15:02:36,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-12-14 15:02:36,559 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 661 transitions. [2022-12-14 15:02:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 15:02:36,560 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:36,560 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-14 15:02:36,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 15:02:36,560 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:36,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:36,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1519154068, now seen corresponding path program 1 times [2022-12-14 15:02:36,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:36,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60098347] [2022-12-14 15:02:36,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:36,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:36,724 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:36,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60098347] [2022-12-14 15:02:36,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60098347] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:36,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:36,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 15:02:36,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220446023] [2022-12-14 15:02:36,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:36,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:02:36,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:36,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:02:36,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:02:36,727 INFO L87 Difference]: Start difference. First operand 238 states and 661 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-12-14 15:02:36,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:36,801 INFO L93 Difference]: Finished difference Result 350 states and 958 transitions. [2022-12-14 15:02:36,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:02:36,802 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2022-12-14 15:02:36,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:36,805 INFO L225 Difference]: With dead ends: 350 [2022-12-14 15:02:36,805 INFO L226 Difference]: Without dead ends: 350 [2022-12-14 15:02:36,805 INFO L412 NwaCegarLoop]: 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 [2022-12-14 15:02:36,806 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 19 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:36,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 8 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 15:02:36,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2022-12-14 15:02:36,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 342. [2022-12-14 15:02:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 339 states have (on average 2.799410029498525) internal successors, (949), 341 states have internal predecessors, (949), 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) [2022-12-14 15:02:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 949 transitions. [2022-12-14 15:02:36,828 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 949 transitions. Word has length 6 [2022-12-14 15:02:36,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:36,828 INFO L495 AbstractCegarLoop]: Abstraction has 342 states and 949 transitions. [2022-12-14 15:02:36,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-12-14 15:02:36,829 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 949 transitions. [2022-12-14 15:02:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 15:02:36,829 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:36,829 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:36,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 15:02:36,830 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:36,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:36,830 INFO L85 PathProgramCache]: Analyzing trace with hash -150863514, now seen corresponding path program 1 times [2022-12-14 15:02:36,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:36,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655270590] [2022-12-14 15:02:36,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:36,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:36,851 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:36,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1004329469] [2022-12-14 15:02:36,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:36,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:36,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:36,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:36,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 15:02:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:36,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 15:02:36,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:36,951 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:02:36,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:36,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655270590] [2022-12-14 15:02:36,951 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:36,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004329469] [2022-12-14 15:02:36,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004329469] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:36,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:36,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:02:36,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345597421] [2022-12-14 15:02:36,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:36,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 15:02:36,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:36,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 15:02:36,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 15:02:36,954 INFO L87 Difference]: Start difference. First operand 342 states and 949 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2022-12-14 15:02:37,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:37,055 INFO L93 Difference]: Finished difference Result 386 states and 1065 transitions. [2022-12-14 15:02:37,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 15:02:37,055 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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 7 [2022-12-14 15:02:37,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:37,058 INFO L225 Difference]: With dead ends: 386 [2022-12-14 15:02:37,058 INFO L226 Difference]: Without dead ends: 386 [2022-12-14 15:02:37,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 15:02:37,059 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 38 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:37,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 16 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 15:02:37,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2022-12-14 15:02:37,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 364. [2022-12-14 15:02:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 361 states have (on average 2.789473684210526) internal successors, (1007), 363 states have internal predecessors, (1007), 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) [2022-12-14 15:02:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 1007 transitions. [2022-12-14 15:02:37,077 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 1007 transitions. Word has length 7 [2022-12-14 15:02:37,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:37,077 INFO L495 AbstractCegarLoop]: Abstraction has 364 states and 1007 transitions. [2022-12-14 15:02:37,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2022-12-14 15:02:37,077 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 1007 transitions. [2022-12-14 15:02:37,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 15:02:37,078 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:37,078 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:37,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 15:02:37,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:37,279 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:37,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:37,280 INFO L85 PathProgramCache]: Analyzing trace with hash 237062267, now seen corresponding path program 1 times [2022-12-14 15:02:37,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:37,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308888681] [2022-12-14 15:02:37,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:37,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:37,462 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:37,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308888681] [2022-12-14 15:02:37,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308888681] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:37,463 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:37,463 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 15:02:37,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326541162] [2022-12-14 15:02:37,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:37,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:02:37,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:37,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:02:37,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:02:37,464 INFO L87 Difference]: Start difference. First operand 364 states and 1007 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-12-14 15:02:37,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:37,523 INFO L93 Difference]: Finished difference Result 432 states and 1163 transitions. [2022-12-14 15:02:37,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:02:37,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2022-12-14 15:02:37,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:37,526 INFO L225 Difference]: With dead ends: 432 [2022-12-14 15:02:37,526 INFO L226 Difference]: Without dead ends: 394 [2022-12-14 15:02:37,526 INFO L412 NwaCegarLoop]: 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 [2022-12-14 15:02:37,527 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 18 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:37,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 6 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 15:02:37,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2022-12-14 15:02:37,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 370. [2022-12-14 15:02:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 366 states have (on average 2.80327868852459) internal successors, (1026), 369 states have internal predecessors, (1026), 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) [2022-12-14 15:02:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 1026 transitions. [2022-12-14 15:02:37,542 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 1026 transitions. Word has length 8 [2022-12-14 15:02:37,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:37,543 INFO L495 AbstractCegarLoop]: Abstraction has 370 states and 1026 transitions. [2022-12-14 15:02:37,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-12-14 15:02:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1026 transitions. [2022-12-14 15:02:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 15:02:37,544 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:37,544 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:37,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 15:02:37,545 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:37,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:37,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1062139728, now seen corresponding path program 1 times [2022-12-14 15:02:37,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:37,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135601810] [2022-12-14 15:02:37,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:37,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:37,560 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:37,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1505152335] [2022-12-14 15:02:37,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:37,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:37,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:37,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:37,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 15:02:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:37,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 15:02:37,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:37,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:02:37,672 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:37,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135601810] [2022-12-14 15:02:37,672 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:37,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505152335] [2022-12-14 15:02:37,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505152335] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:37,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:37,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 15:02:37,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791228339] [2022-12-14 15:02:37,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:37,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 15:02:37,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:37,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 15:02:37,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 15:02:37,674 INFO L87 Difference]: Start difference. First operand 370 states and 1026 transitions. Second operand has 4 states, 4 states have (on average 3.25) 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) [2022-12-14 15:02:37,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:37,718 INFO L93 Difference]: Finished difference Result 310 states and 836 transitions. [2022-12-14 15:02:37,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:02:37,718 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) 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 [2022-12-14 15:02:37,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:37,720 INFO L225 Difference]: With dead ends: 310 [2022-12-14 15:02:37,720 INFO L226 Difference]: Without dead ends: 288 [2022-12-14 15:02:37,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 15:02:37,721 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 22 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:37,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 4 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 15:02:37,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-12-14 15:02:37,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 270. [2022-12-14 15:02:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 269 states have (on average 2.646840148698885) internal successors, (712), 269 states have internal predecessors, (712), 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) [2022-12-14 15:02:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 712 transitions. [2022-12-14 15:02:37,732 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 712 transitions. Word has length 13 [2022-12-14 15:02:37,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:37,732 INFO L495 AbstractCegarLoop]: Abstraction has 270 states and 712 transitions. [2022-12-14 15:02:37,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) 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) [2022-12-14 15:02:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 712 transitions. [2022-12-14 15:02:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 15:02:37,733 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:37,734 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:37,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 15:02:37,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:37,935 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:37,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:37,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1623722215, now seen corresponding path program 1 times [2022-12-14 15:02:37,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:37,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312799079] [2022-12-14 15:02:37,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:37,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:37,998 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:37,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076602073] [2022-12-14 15:02:38,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:38,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:38,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:38,004 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:38,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 15:02:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:38,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 15:02:38,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:38,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 15:02:38,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:38,154 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:02:38,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:38,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312799079] [2022-12-14 15:02:38,154 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:38,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076602073] [2022-12-14 15:02:38,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076602073] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:38,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:38,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:02:38,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165092955] [2022-12-14 15:02:38,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:38,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:02:38,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:38,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:02:38,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:02:38,156 INFO L87 Difference]: Start difference. First operand 270 states and 712 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2022-12-14 15:02:38,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:38,202 INFO L93 Difference]: Finished difference Result 144 states and 312 transitions. [2022-12-14 15:02:38,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:02:38,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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 [2022-12-14 15:02:38,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:38,203 INFO L225 Difference]: With dead ends: 144 [2022-12-14 15:02:38,203 INFO L226 Difference]: Without dead ends: 140 [2022-12-14 15:02:38,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:02:38,204 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 19 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:38,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 15:02:38,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-12-14 15:02:38,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 110. [2022-12-14 15:02:38,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 109 states have (on average 2.238532110091743) internal successors, (244), 109 states have internal predecessors, (244), 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) [2022-12-14 15:02:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 244 transitions. [2022-12-14 15:02:38,210 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 244 transitions. Word has length 15 [2022-12-14 15:02:38,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:38,210 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 244 transitions. [2022-12-14 15:02:38,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2022-12-14 15:02:38,210 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 244 transitions. [2022-12-14 15:02:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 15:02:38,211 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:38,211 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:38,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 15:02:38,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:38,412 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:38,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:38,414 INFO L85 PathProgramCache]: Analyzing trace with hash -167327244, now seen corresponding path program 1 times [2022-12-14 15:02:38,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:38,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335206268] [2022-12-14 15:02:38,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:38,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:38,463 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:38,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1669497265] [2022-12-14 15:02:38,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:38,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:38,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:38,468 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:38,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 15:02:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:38,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 15:02:38,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:38,931 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:02:38,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:38,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335206268] [2022-12-14 15:02:38,932 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:38,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669497265] [2022-12-14 15:02:38,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669497265] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:38,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:38,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:02:38,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974970625] [2022-12-14 15:02:38,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:38,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 15:02:38,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:38,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 15:02:38,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 15:02:38,933 INFO L87 Difference]: Start difference. First operand 110 states and 244 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2022-12-14 15:02:39,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:39,023 INFO L93 Difference]: Finished difference Result 198 states and 437 transitions. [2022-12-14 15:02:39,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 15:02:39,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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 16 [2022-12-14 15:02:39,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:39,025 INFO L225 Difference]: With dead ends: 198 [2022-12-14 15:02:39,025 INFO L226 Difference]: Without dead ends: 198 [2022-12-14 15:02:39,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 15:02:39,026 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 18 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:39,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 12 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 15:02:39,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2022-12-14 15:02:39,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 180. [2022-12-14 15:02:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 179 states have (on average 2.2402234636871508) internal successors, (401), 179 states have internal predecessors, (401), 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) [2022-12-14 15:02:39,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 401 transitions. [2022-12-14 15:02:39,032 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 401 transitions. Word has length 16 [2022-12-14 15:02:39,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:39,032 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 401 transitions. [2022-12-14 15:02:39,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2022-12-14 15:02:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 401 transitions. [2022-12-14 15:02:39,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 15:02:39,033 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:39,033 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:39,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 15:02:39,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-12-14 15:02:39,234 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:39,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:39,235 INFO L85 PathProgramCache]: Analyzing trace with hash -892184622, now seen corresponding path program 1 times [2022-12-14 15:02:39,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:39,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458955953] [2022-12-14 15:02:39,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:39,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:39,250 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:39,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [943397758] [2022-12-14 15:02:39,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:39,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:39,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:39,251 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:39,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 15:02:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:39,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 15:02:39,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:39,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 15:02:39,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 12 [2022-12-14 15:02:39,431 INFO L321 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-12-14 15:02:39,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 22 [2022-12-14 15:02:39,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-12-14 15:02:39,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2022-12-14 15:02:39,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2022-12-14 15:02:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:39,675 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:02:39,675 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:39,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458955953] [2022-12-14 15:02:39,675 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:39,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943397758] [2022-12-14 15:02:39,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943397758] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:39,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:39,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 15:02:39,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520197382] [2022-12-14 15:02:39,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:39,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 15:02:39,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:39,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 15:02:39,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 15:02:39,677 INFO L87 Difference]: Start difference. First operand 180 states and 401 transitions. Second operand has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 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) [2022-12-14 15:02:39,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:39,839 INFO L93 Difference]: Finished difference Result 292 states and 643 transitions. [2022-12-14 15:02:39,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 15:02:39,839 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 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 17 [2022-12-14 15:02:39,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:39,841 INFO L225 Difference]: With dead ends: 292 [2022-12-14 15:02:39,841 INFO L226 Difference]: Without dead ends: 266 [2022-12-14 15:02:39,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-14 15:02:39,842 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 70 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:39,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 14 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 15:02:39,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-12-14 15:02:39,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 238. [2022-12-14 15:02:39,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 237 states have (on average 2.2362869198312234) internal successors, (530), 237 states have internal predecessors, (530), 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) [2022-12-14 15:02:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 530 transitions. [2022-12-14 15:02:39,860 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 530 transitions. Word has length 17 [2022-12-14 15:02:39,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:39,860 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 530 transitions. [2022-12-14 15:02:39,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 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) [2022-12-14 15:02:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 530 transitions. [2022-12-14 15:02:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 15:02:39,861 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:39,861 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:39,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 15:02:40,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:40,062 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:40,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:40,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1233142045, now seen corresponding path program 1 times [2022-12-14 15:02:40,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:40,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183324361] [2022-12-14 15:02:40,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:40,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:40,079 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:40,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1844354224] [2022-12-14 15:02:40,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:40,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:40,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:40,080 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:40,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 15:02:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:40,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 15:02:40,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:40,181 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:02:40,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:40,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183324361] [2022-12-14 15:02:40,181 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:40,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844354224] [2022-12-14 15:02:40,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844354224] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:02:40,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:02:40,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:02:40,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482206138] [2022-12-14 15:02:40,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:02:40,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:02:40,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:40,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:02:40,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:02:40,182 INFO L87 Difference]: Start difference. First operand 238 states and 530 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2022-12-14 15:02:40,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:40,232 INFO L93 Difference]: Finished difference Result 156 states and 328 transitions. [2022-12-14 15:02:40,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:02:40,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19 [2022-12-14 15:02:40,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:40,233 INFO L225 Difference]: With dead ends: 156 [2022-12-14 15:02:40,233 INFO L226 Difference]: Without dead ends: 124 [2022-12-14 15:02:40,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:02:40,234 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:40,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 4 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 15:02:40,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2022-12-14 15:02:40,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2022-12-14 15:02:40,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 123 states have (on average 2.048780487804878) internal successors, (252), 123 states have internal predecessors, (252), 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) [2022-12-14 15:02:40,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 252 transitions. [2022-12-14 15:02:40,237 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 252 transitions. Word has length 19 [2022-12-14 15:02:40,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:40,237 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 252 transitions. [2022-12-14 15:02:40,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2022-12-14 15:02:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 252 transitions. [2022-12-14 15:02:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 15:02:40,237 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:40,237 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:40,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 15:02:40,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:40,438 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:40,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:40,438 INFO L85 PathProgramCache]: Analyzing trace with hash 674916346, now seen corresponding path program 1 times [2022-12-14 15:02:40,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:40,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722256815] [2022-12-14 15:02:40,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:40,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:40,450 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:40,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1025668806] [2022-12-14 15:02:40,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:40,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:40,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:40,451 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:40,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 15:02:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:40,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 15:02:40,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:40,966 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:40,966 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 15:02:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:44,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:44,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722256815] [2022-12-14 15:02:44,108 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:44,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025668806] [2022-12-14 15:02:44,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025668806] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 15:02:44,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1703996266] [2022-12-14 15:02:44,114 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1621) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 15:02:44,115 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 15:02:44,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2022-12-14 15:02:44,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927487235] [2022-12-14 15:02:44,116 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 15:02:44,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-14 15:02:44,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:44,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-14 15:02:44,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-12-14 15:02:44,117 INFO L87 Difference]: Start difference. First operand 124 states and 252 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 11 states have internal predecessors, (59), 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) [2022-12-14 15:02:46,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:02:46,928 INFO L93 Difference]: Finished difference Result 218 states and 436 transitions. [2022-12-14 15:02:46,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 15:02:46,929 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 11 states have internal predecessors, (59), 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 30 [2022-12-14 15:02:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:02:46,930 INFO L225 Difference]: With dead ends: 218 [2022-12-14 15:02:46,930 INFO L226 Difference]: Without dead ends: 218 [2022-12-14 15:02:46,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2022-12-14 15:02:46,931 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 101 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-12-14 15:02:46,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 48 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-12-14 15:02:46,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-12-14 15:02:46,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 192. [2022-12-14 15:02:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 2.0471204188481678) internal successors, (391), 191 states have internal predecessors, (391), 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) [2022-12-14 15:02:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 391 transitions. [2022-12-14 15:02:46,937 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 391 transitions. Word has length 30 [2022-12-14 15:02:46,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:02:46,937 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 391 transitions. [2022-12-14 15:02:46,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 11 states have internal predecessors, (59), 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) [2022-12-14 15:02:46,937 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 391 transitions. [2022-12-14 15:02:46,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 15:02:46,938 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:02:46,938 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:02:46,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-14 15:02:47,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-14 15:02:47,140 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:02:47,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:02:47,141 INFO L85 PathProgramCache]: Analyzing trace with hash -552437108, now seen corresponding path program 1 times [2022-12-14 15:02:47,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:02:47,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974877807] [2022-12-14 15:02:47,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:47,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:02:47,189 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:02:47,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2126880251] [2022-12-14 15:02:47,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:02:47,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:02:47,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:02:47,190 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:02:47,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-14 15:02:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:02:47,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 15:02:47,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:02:47,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 15:02:48,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-12-14 15:02:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:48,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 15:02:48,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-14 15:02:48,266 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 15:02:48,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 76 [2022-12-14 15:02:48,350 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 15:02:48,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 135 [2022-12-14 15:02:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:02:54,375 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:02:54,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974877807] [2022-12-14 15:02:54,376 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:02:54,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126880251] [2022-12-14 15:02:54,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126880251] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 15:02:54,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1337260153] [2022-12-14 15:02:54,376 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1621) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 15:02:54,376 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 15:02:54,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 22 [2022-12-14 15:02:54,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961456433] [2022-12-14 15:02:54,377 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 15:02:54,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-14 15:02:54,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:02:54,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-14 15:02:54,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2022-12-14 15:02:54,378 INFO L87 Difference]: Start difference. First operand 192 states and 391 transitions. Second operand has 24 states, 23 states have (on average 2.6956521739130435) internal successors, (62), 23 states have internal predecessors, (62), 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) [2022-12-14 15:03:52,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:03:52,983 INFO L93 Difference]: Finished difference Result 474 states and 943 transitions. [2022-12-14 15:03:52,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-12-14 15:03:52,984 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 2.6956521739130435) internal successors, (62), 23 states have internal predecessors, (62), 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 31 [2022-12-14 15:03:52,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:03:52,985 INFO L225 Difference]: With dead ends: 474 [2022-12-14 15:03:52,985 INFO L226 Difference]: Without dead ends: 418 [2022-12-14 15:03:52,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 850 ImplicationChecksByTransitivity, 52.5s TimeCoverageRelationStatistics Valid=556, Invalid=3226, Unknown=0, NotChecked=0, Total=3782 [2022-12-14 15:03:52,986 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 474 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 1159 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-12-14 15:03:52,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 109 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1159 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2022-12-14 15:03:52,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2022-12-14 15:03:52,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 222. [2022-12-14 15:03:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 221 states have (on average 1.9547511312217194) internal successors, (432), 221 states have internal predecessors, (432), 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) [2022-12-14 15:03:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 432 transitions. [2022-12-14 15:03:52,991 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 432 transitions. Word has length 31 [2022-12-14 15:03:52,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:03:52,991 INFO L495 AbstractCegarLoop]: Abstraction has 222 states and 432 transitions. [2022-12-14 15:03:52,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 2.6956521739130435) internal successors, (62), 23 states have internal predecessors, (62), 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) [2022-12-14 15:03:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 432 transitions. [2022-12-14 15:03:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 15:03:52,992 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:03:52,992 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:03:52,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-14 15:03:53,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-14 15:03:53,194 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-14 15:03:53,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:03:53,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1971323770, now seen corresponding path program 2 times [2022-12-14 15:03:53,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:03:53,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460113236] [2022-12-14 15:03:53,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:03:53,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:03:53,257 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:03:53,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [392963091] [2022-12-14 15:03:53,257 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 15:03:53,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:03:53,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:03:53,259 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:03:53,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fc6dc9-baad-4986-8b3c-a8b2edf3e15a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-14 15:03:55,220 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-14 15:03:55,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 15:03:55,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 84 conjunts are in the unsatisfiable core [2022-12-14 15:03:55,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:03:55,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 15:03:55,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 12 [2022-12-14 15:03:55,259 INFO L321 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-12-14 15:03:55,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 22 [2022-12-14 15:03:55,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-12-14 15:03:55,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2022-12-14 15:03:55,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2022-12-14 15:03:59,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 66 [2022-12-14 15:04:02,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2022-12-14 15:04:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 15:04:04,493 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 15:04:30,690 WARN L233 SmtUtils]: Spent 10.38s on a formula simplification. DAG size of input: 72 DAG size of output: 56 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 15:05:41,343 WARN L233 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 15:09:47,091 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (mod c_~buffer_size~0 4294967296)) (.cse0 (mod (+ c_~first~0 1) 4294967296))) (or (not (< .cse0 .cse1)) (let ((.cse89 (mod c_~first~0 4294967296))) (let ((.cse21 (<= .cse89 2147483647)) (.cse13 (<= .cse0 2147483647))) (let ((.cse19 (+ |c_~#buffer~0.offset| .cse0 (- 4294967296))) (.cse2 (not .cse13)) (.cse33 (+ |c_~#buffer~0.offset| .cse89)) (.cse35 (not .cse21)) (.cse9 (+ |c_~#buffer~0.offset| .cse0)) (.cse7 (+ |c_t1Thread1of1ForFork0_~i~0#1| 1)) (.cse11 (+ |c_~#buffer~0.offset| .cse89 (- 4294967296))) (.cse12 (select |c_#memory_int| |c_~#buffer~0.base|))) (and (or (and (or .cse2 (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse4 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse3 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse6 (+ .cse3 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse5 (+ .cse3 .cse4 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse10 (+ .cse3 .cse4 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse8 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802))) (or (<= (mod (mod (+ .cse3 .cse4 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (<= 8589934591 .cse5) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse3 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse6) (< .cse6 4294967295) (< .cse5 4294967295) (not (= .cse7 (select (store .cse8 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (<= 8589934591 .cse10) (< .cse10 4294967295) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647) (not (= (select .cse8 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|))))))) (or .cse13 (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse20 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse15 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse16 (+ .cse15 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse14 (+ .cse15 .cse20 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse17 (+ .cse15 .cse20 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse18 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802))) (or (<= 8589934591 .cse14) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse15 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse16) (< .cse16 4294967295) (< .cse14 4294967295) (<= 8589934591 .cse17) (< .cse17 4294967295) (not (= .cse7 (select (store .cse18 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647) (not (= (select .cse18 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)))))))) .cse21) (or (and (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse27 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse23 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse24 (+ .cse23 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse22 (+ .cse23 .cse27 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse26 (+ .cse23 .cse27 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse25 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802))) (or (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse22) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse23 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse24) (< .cse24 4294967295) (not (= (select .cse25 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)) (< .cse22 4294967295) (<= 8589934591 .cse26) (< .cse26 4294967295) (not (= .cse7 (select (store .cse25 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))))))) .cse21) (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse34 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse29 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse30 (+ .cse29 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse28 (+ .cse29 .cse34 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse31 (+ .cse29 .cse34 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse32 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802))) (or (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse28) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse29 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse30) (< .cse30 4294967295) (< .cse28 4294967295) (<= 8589934591 .cse31) (< .cse31 4294967295) (not (= (select .cse32 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)) (not (= .cse7 (select (store .cse32 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))))))) .cse35)) .cse13) (or (< (mod (+ 2 c_~first~0) 4294967296) .cse1) (and (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse36 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse40 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse38 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse37 (+ .cse36 .cse40 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse39 (+ .cse36 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (<= (mod (mod (+ .cse36 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (< aux_mod_aux_mod_aux_mod_~next~0_30_35_61 0) (<= 8589934591 .cse37) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse38 .cse33))) (not (= .cse7 (select (store .cse38 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (< 2147483647 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (< .cse37 4294967295) (<= 8589934591 .cse39) (< .cse39 4294967295) (<= (mod (mod (mod (+ (mod (+ .cse36 (- 4294967295) .cse40 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))) .cse2 .cse35) (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse42 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse45 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse43 (+ .cse42 .cse45 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse41 (store .cse12 (+ |c_~#buffer~0.offset| (- 4294967296) (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse44 (+ .cse42 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (not (= (select .cse41 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)) (<= (mod (mod (+ .cse42 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (<= 8589934591 .cse43) (<= 4294967296 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (< .cse43 4294967295) (not (= .cse7 (select (store .cse41 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19))) (<= 8589934591 .cse44) (< .cse44 4294967295) (<= aux_mod_aux_mod_aux_mod_~next~0_30_35_61 2147483647) (<= (mod (mod (mod (+ (mod (+ .cse42 (- 4294967295) .cse45 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))) .cse21 .cse13) (or (and (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse46 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296))) (let ((.cse47 (+ .cse46 (* aux_div_aux_mod_~next~0_30_35 4294967296) aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse48 (store .cse12 (+ |c_~#buffer~0.offset| (- 4294967296) (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse49 (+ .cse46 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (<= (mod (mod (+ .cse46 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (<= 8589934591 .cse47) (<= 4294967296 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse48 .cse33))) (< .cse47 4294967295) (not (= .cse7 (select (store .cse48 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19))) (<= 8589934591 .cse49) (< .cse49 4294967295) (<= aux_mod_aux_mod_aux_mod_~next~0_30_35_61 2147483647))))) .cse13) (or .cse2 (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse50 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse54 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse52 (store .cse12 (+ |c_~#buffer~0.offset| (- 4294967296) (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse51 (+ .cse50 .cse54 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse53 (+ .cse50 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (<= (mod (mod (+ .cse50 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (<= 8589934591 .cse51) (not (= .cse7 (select (store .cse52 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (<= 4294967296 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse52 .cse33))) (< .cse51 4294967295) (<= 8589934591 .cse53) (< .cse53 4294967295) (<= aux_mod_aux_mod_aux_mod_~next~0_30_35_61 2147483647) (<= (mod (mod (mod (+ (mod (+ .cse50 (- 4294967295) .cse54 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))))) .cse35) (or .cse13 (and (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int)) (let ((.cse58 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296))) (let ((.cse56 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse55 (+ .cse58 (* aux_div_aux_mod_~next~0_30_35 4294967296) aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse57 (+ .cse58 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (< aux_mod_aux_mod_aux_mod_~next~0_30_35_61 0) (<= 8589934591 .cse55) (not (= (select (store .cse56 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19) .cse7)) (< 2147483647 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse56 .cse11))) (< .cse55 4294967295) (<= 8589934591 .cse57) (< .cse57 4294967295))))) .cse21) (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse62 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse63 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse60 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse59 (+ .cse62 .cse63 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse61 (+ .cse62 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (< aux_mod_aux_mod_aux_mod_~next~0_30_35_61 0) (<= 8589934591 .cse59) (not (= (select (store .cse60 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19) .cse7)) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse60 .cse33))) (< 2147483647 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (< .cse59 4294967295) (<= 8589934591 .cse61) (< .cse61 4294967295) (<= (mod (mod (mod (+ (mod (+ .cse62 (- 4294967295) .cse63 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))) .cse35))))) (or (and (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse69 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse65 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse67 (+ .cse65 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse64 (+ .cse65 .cse69 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse68 (+ .cse65 .cse69 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse66 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802))) (or (<= 8589934591 .cse64) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse65 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (not (= (select .cse66 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)) (<= 8589934591 .cse67) (< .cse67 4294967295) (< .cse64 4294967295) (<= 8589934591 .cse68) (< .cse68 4294967295) (not (= .cse7 (select (store .cse66 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647))))) .cse13) (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse76 (* aux_div_aux_mod_~next~0_30_35 4294967296)) (.cse71 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse70 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse74 (+ .cse70 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse72 (+ .cse70 .cse71 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse73 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802)) (.cse75 (+ .cse70 .cse71 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 .cse76))) (or (<= (mod (mod (+ .cse70 .cse71 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (<= 8589934591 .cse72) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse70 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (not (= (select .cse73 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)) (<= 8589934591 .cse74) (< .cse74 4294967295) (< .cse72 4294967295) (not (= .cse7 (select (store .cse73 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (<= 8589934591 .cse75) (< .cse75 4294967295) (<= (mod (mod (mod (+ (mod (+ .cse70 .cse71 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295) .cse76) .cse1) 1) 4294967296) .cse1) 4294967296) 0) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647))))) .cse2)) .cse35) (or .cse2 (and (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse78 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse77 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse80 (+ .cse77 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse79 (+ .cse77 .cse78 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse82 (+ .cse77 .cse78 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse81 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802))) (or (<= (mod (mod (+ .cse77 .cse78 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse79) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse77 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse80) (< .cse80 4294967295) (not (= (select (store .cse81 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9) .cse7)) (< .cse79 4294967295) (<= 8589934591 .cse82) (< .cse82 4294967295) (not (= (select .cse81 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)))))) .cse35) (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse84 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse83 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse86 (+ .cse83 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse87 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802)) (.cse85 (+ .cse83 .cse84 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse88 (+ .cse83 .cse84 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296)))) (or (<= (mod (mod (+ .cse83 .cse84 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse85) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse83 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse86) (< .cse86 4294967295) (not (= (select (store .cse87 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9) .cse7)) (not (= (select .cse87 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)) (< .cse85 4294967295) (<= 8589934591 .cse88) (< .cse88 4294967295))))) .cse21))))))))) is different from true [2022-12-14 15:10:27,736 WARN L233 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 20 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 15:12:34,231 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (mod c_~buffer_size~0 4294967296)) (.cse0 (mod (+ c_~first~0 1) 4294967296))) (or (not (< .cse0 .cse1)) (let ((.cse88 (mod c_~first~0 4294967296))) (let ((.cse21 (<= .cse88 2147483647)) (.cse13 (<= .cse0 2147483647))) (let ((.cse19 (+ |c_~#buffer~0.offset| .cse0 (- 4294967296))) (.cse2 (not .cse13)) (.cse33 (+ |c_~#buffer~0.offset| .cse88)) (.cse35 (not .cse21)) (.cse9 (+ |c_~#buffer~0.offset| .cse0)) (.cse7 (+ |c_t1Thread1of1ForFork0_~i~0#1| 1)) (.cse11 (+ |c_~#buffer~0.offset| .cse88 (- 4294967296))) (.cse12 (select |c_#memory_int| |c_~#buffer~0.base|))) (and (or (and (or .cse2 (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse4 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse3 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse6 (+ .cse3 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse5 (+ .cse3 .cse4 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse10 (+ .cse3 .cse4 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse8 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802))) (or (<= (mod (mod (+ .cse3 .cse4 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (<= 8589934591 .cse5) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse3 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse6) (< .cse6 4294967295) (< .cse5 4294967295) (not (= .cse7 (select (store .cse8 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (<= 8589934591 .cse10) (< .cse10 4294967295) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647) (not (= (select .cse8 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|))))))) (or .cse13 (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse20 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse15 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse16 (+ .cse15 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse14 (+ .cse15 .cse20 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse17 (+ .cse15 .cse20 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse18 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802))) (or (<= 8589934591 .cse14) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse15 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse16) (< .cse16 4294967295) (< .cse14 4294967295) (<= 8589934591 .cse17) (< .cse17 4294967295) (not (= .cse7 (select (store .cse18 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647) (not (= (select .cse18 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)))))))) .cse21) (or (and (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse27 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse23 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse24 (+ .cse23 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse22 (+ .cse23 .cse27 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse26 (+ .cse23 .cse27 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse25 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802))) (or (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse22) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse23 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse24) (< .cse24 4294967295) (not (= (select .cse25 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)) (< .cse22 4294967295) (<= 8589934591 .cse26) (< .cse26 4294967295) (not (= .cse7 (select (store .cse25 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))))))) .cse21) (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse34 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse29 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse30 (+ .cse29 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse28 (+ .cse29 .cse34 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse31 (+ .cse29 .cse34 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse32 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802))) (or (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse28) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse29 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse30) (< .cse30 4294967295) (< .cse28 4294967295) (<= 8589934591 .cse31) (< .cse31 4294967295) (not (= (select .cse32 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)) (not (= .cse7 (select (store .cse32 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))))))) .cse35)) .cse13) (or (and (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse41 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse37 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse39 (+ .cse37 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse36 (+ .cse37 .cse41 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse40 (+ .cse37 .cse41 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse38 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802))) (or (<= 8589934591 .cse36) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse37 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (not (= (select .cse38 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)) (<= 8589934591 .cse39) (< .cse39 4294967295) (< .cse36 4294967295) (<= 8589934591 .cse40) (< .cse40 4294967295) (not (= .cse7 (select (store .cse38 (+ |c_~#buffer~0.offset| (- 4294967296) (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse19))) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647))))) .cse13) (or .cse2 (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse43 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse42 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse46 (+ .cse42 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse44 (+ .cse42 .cse43 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse45 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296) (- 4294967296)) v_ArrVal_802)) (.cse47 (+ .cse42 .cse43 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296)))) (or (<= (mod (mod (+ .cse42 .cse43 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (<= 8589934591 .cse44) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse42 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (<= 4294967296 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (not (= (select .cse45 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)) (<= 8589934591 .cse46) (< .cse46 4294967295) (< .cse44 4294967295) (not (= .cse7 (select (store .cse45 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (<= 8589934591 .cse47) (< .cse47 4294967295) (<= aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 2147483647))))))) .cse35) (or (< (mod (+ 2 c_~first~0) 4294967296) .cse1) (and (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse48 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse52 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse50 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse49 (+ .cse48 .cse52 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse51 (+ .cse48 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (<= (mod (mod (+ .cse48 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (< aux_mod_aux_mod_aux_mod_~next~0_30_35_61 0) (<= 8589934591 .cse49) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse50 .cse33))) (not (= .cse7 (select (store .cse50 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (< 2147483647 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (< .cse49 4294967295) (<= 8589934591 .cse51) (< .cse51 4294967295) (<= (mod (mod (mod (+ (mod (+ .cse48 (- 4294967295) .cse52 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))) .cse2 .cse35) (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse54 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse57 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse55 (+ .cse54 .cse57 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse53 (store .cse12 (+ |c_~#buffer~0.offset| (- 4294967296) (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse56 (+ .cse54 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (not (= (select .cse53 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)) (<= (mod (mod (+ .cse54 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (<= 8589934591 .cse55) (<= 4294967296 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (< .cse55 4294967295) (not (= .cse7 (select (store .cse53 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19))) (<= 8589934591 .cse56) (< .cse56 4294967295) (<= aux_mod_aux_mod_aux_mod_~next~0_30_35_61 2147483647) (<= (mod (mod (mod (+ (mod (+ .cse54 (- 4294967295) .cse57 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))) .cse21 .cse13) (or (and (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse58 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296))) (let ((.cse59 (+ .cse58 (* aux_div_aux_mod_~next~0_30_35 4294967296) aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse60 (store .cse12 (+ |c_~#buffer~0.offset| (- 4294967296) (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse61 (+ .cse58 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (<= (mod (mod (+ .cse58 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (<= 8589934591 .cse59) (<= 4294967296 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse60 .cse33))) (< .cse59 4294967295) (not (= .cse7 (select (store .cse60 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19))) (<= 8589934591 .cse61) (< .cse61 4294967295) (<= aux_mod_aux_mod_aux_mod_~next~0_30_35_61 2147483647))))) .cse13) (or .cse2 (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse62 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse66 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse64 (store .cse12 (+ |c_~#buffer~0.offset| (- 4294967296) (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse63 (+ .cse62 .cse66 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse65 (+ .cse62 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (<= (mod (mod (+ .cse62 (- 4294967295) aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 4294967296) 0) (<= 8589934591 .cse63) (not (= .cse7 (select (store .cse64 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9))) (<= 4294967296 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse64 .cse33))) (< .cse63 4294967295) (<= 8589934591 .cse65) (< .cse65 4294967295) (<= aux_mod_aux_mod_aux_mod_~next~0_30_35_61 2147483647) (<= (mod (mod (mod (+ (mod (+ .cse62 (- 4294967295) .cse66 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))))) .cse35) (or .cse13 (and (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int)) (let ((.cse70 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296))) (let ((.cse68 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse67 (+ .cse70 (* aux_div_aux_mod_~next~0_30_35 4294967296) aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse69 (+ .cse70 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (< aux_mod_aux_mod_aux_mod_~next~0_30_35_61 0) (<= 8589934591 .cse67) (not (= (select (store .cse68 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19) .cse7)) (< 2147483647 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse68 .cse11))) (< .cse67 4294967295) (<= 8589934591 .cse69) (< .cse69 4294967295))))) .cse21) (or (forall ((aux_div_aux_mod_aux_mod_~next~0_30_35_61 Int) (aux_mod_aux_mod_aux_mod_~next~0_30_35_61 Int) (v_ArrVal_803 Int) (aux_div_aux_mod_~next~0_30_35 Int) (v_ArrVal_802 Int)) (let ((.cse74 (* aux_div_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) (.cse75 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (let ((.cse72 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_~next~0_30_35_61 4294967296)) v_ArrVal_802)) (.cse71 (+ .cse74 .cse75 aux_mod_aux_mod_aux_mod_~next~0_30_35_61)) (.cse73 (+ .cse74 aux_mod_aux_mod_aux_mod_~next~0_30_35_61))) (or (< aux_mod_aux_mod_aux_mod_~next~0_30_35_61 0) (<= 8589934591 .cse71) (not (= (select (store .cse72 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ 1 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) 4294967296) .cse1) 4294967296) (- 4294967296)) v_ArrVal_803) .cse19) .cse7)) (not (= |c_t1Thread1of1ForFork0_~i~0#1| (select .cse72 .cse33))) (< 2147483647 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) (< .cse71 4294967295) (<= 8589934591 .cse73) (< .cse73 4294967295) (<= (mod (mod (mod (+ (mod (+ .cse74 (- 4294967295) .cse75 aux_mod_aux_mod_aux_mod_~next~0_30_35_61) .cse1) 1) 4294967296) .cse1) 4294967296) 0))))) .cse35))))) (or .cse2 (and (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse77 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse76 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse79 (+ .cse76 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse78 (+ .cse76 .cse77 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse81 (+ .cse76 .cse77 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296))) (.cse80 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802))) (or (<= (mod (mod (+ .cse76 .cse77 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse78) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse76 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse79) (< .cse79 4294967295) (not (= (select (store .cse80 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9) .cse7)) (< .cse78 4294967295) (<= 8589934591 .cse81) (< .cse81 4294967295) (not (= (select .cse80 .cse33) |c_t1Thread1of1ForFork0_~i~0#1|)))))) .cse35) (or (forall ((aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int) (aux_div_aux_mod_aux_mod_~next~0_30_35_46 Int) (v_ArrVal_803 Int) (v_ArrVal_802 Int) (aux_div_aux_mod_~next~0_30_35 Int) (aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 Int)) (let ((.cse83 (* aux_div_aux_mod_aux_mod_~next~0_30_35_46 4294967296)) (.cse82 (* 4294967296 aux_div_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72))) (let ((.cse85 (+ .cse82 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse86 (store .cse12 (+ |c_~#buffer~0.offset| (mod aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 4294967296)) v_ArrVal_802)) (.cse84 (+ .cse82 .cse83 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72)) (.cse87 (+ .cse82 .cse83 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (* aux_div_aux_mod_~next~0_30_35 4294967296)))) (or (<= (mod (mod (+ .cse82 .cse83 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 4294967296) 0) (< 2147483647 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72) (<= 8589934591 .cse84) (< 0 (mod (mod (mod (+ (mod (mod (+ (mod (+ .cse82 aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 (- 4294967295)) .cse1) 1) 4294967296) .cse1) 1) 4294967296) .cse1) 4294967296)) (< aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 0) (<= 8589934591 .cse85) (< .cse85 4294967295) (not (= (select (store .cse86 (+ |c_~#buffer~0.offset| (mod (mod (mod (+ aux_mod_aux_mod_aux_mod_aux_mod_~next~0_30_35_46_72 1) 4294967296) .cse1) 4294967296)) v_ArrVal_803) .cse9) .cse7)) (not (= (select .cse86 .cse11) |c_t1Thread1of1ForFork0_~i~0#1|)) (< .cse84 4294967295) (<= 8589934591 .cse87) (< .cse87 4294967295))))) .cse21))))))))) is different from true