./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-min-array.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-min-array.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9abac63211b9980a3b9079d9eb140a85fbc6c5adec6517ed998cc9e140b19342 --- 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-6b4ec56 [2022-11-20 16:16:39,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:16:39,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:16:39,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:16:39,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:16:39,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:16:39,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:16:39,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:16:39,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:16:39,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:16:39,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:16:39,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:16:39,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:16:39,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:16:39,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:16:39,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:16:39,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:16:39,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:16:39,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:16:39,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:16:39,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:16:39,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:16:39,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:16:39,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:16:39,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:16:39,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:16:39,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:16:39,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:16:39,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:16:39,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:16:39,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:16:39,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:16:39,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:16:39,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:16:39,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:16:39,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:16:39,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:16:39,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:16:39,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:16:39,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:16:39,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:16:39,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-11-20 16:16:39,221 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:16:39,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:16:39,222 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 16:16:39,222 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 16:16:39,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:16:39,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 16:16:39,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:16:39,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:16:39,224 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 16:16:39,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:16:39,225 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:16:39,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:16:39,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:16:39,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:16:39,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:16:39,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:16:39,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:16:39,227 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:16:39,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:16:39,227 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:16:39,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:16:39,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:16:39,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 16:16:39,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 16:16:39,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 16:16:39,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:16:39,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:16:39,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:16:39,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 16:16:39,229 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-20 16:16:39,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:16:39,230 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 16:16:39,230 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-20 16:16:39,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:16:39,231 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-20 16:16:39,231 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-20 16:16:39,231 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_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9abac63211b9980a3b9079d9eb140a85fbc6c5adec6517ed998cc9e140b19342 [2022-11-20 16:16:39,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:16:39,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:16:39,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:16:39,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:16:39,583 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:16:39,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/../../sv-benchmarks/c/weaver/popl20-more-min-array.wvr.c [2022-11-20 16:16:42,579 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:16:42,799 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:16:42,800 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/sv-benchmarks/c/weaver/popl20-more-min-array.wvr.c [2022-11-20 16:16:42,807 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/data/ad3629302/7d958235c3504003ba86516dcae988fc/FLAGb7c80540b [2022-11-20 16:16:42,823 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/data/ad3629302/7d958235c3504003ba86516dcae988fc [2022-11-20 16:16:42,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:16:42,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:16:42,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:16:42,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:16:42,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:16:42,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:16:42" (1/1) ... [2022-11-20 16:16:42,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e43f491 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:42, skipping insertion in model container [2022-11-20 16:16:42,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:16:42" (1/1) ... [2022-11-20 16:16:42,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:16:42,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:16:43,079 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_dcef50a1-8676-4e54-88fe-44d4b99e168f/sv-benchmarks/c/weaver/popl20-more-min-array.wvr.c[2553,2566] [2022-11-20 16:16:43,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:16:43,098 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:16:43,120 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_dcef50a1-8676-4e54-88fe-44d4b99e168f/sv-benchmarks/c/weaver/popl20-more-min-array.wvr.c[2553,2566] [2022-11-20 16:16:43,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:16:43,142 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:16:43,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43 WrapperNode [2022-11-20 16:16:43,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:16:43,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:16:43,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:16:43,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:16:43,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,204 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 101 [2022-11-20 16:16:43,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:16:43,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:16:43,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:16:43,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:16:43,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,233 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:16:43,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:16:43,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:16:43,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:16:43,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (1/1) ... [2022-11-20 16:16:43,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 16:16:43,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:16:43,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 16:16:43,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 16:16:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:16:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:16:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:16:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:16:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:16:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:16:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:16:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:16:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:16:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:16:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:16:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:16:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:16:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:16:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:16:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:16:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:16:43,339 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:16:43,437 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:16:43,440 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:16:43,798 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:16:43,899 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:16:43,899 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:16:43,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:16:43 BoogieIcfgContainer [2022-11-20 16:16:43,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:16:43,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 16:16:43,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 16:16:43,927 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 16:16:43,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:16:42" (1/3) ... [2022-11-20 16:16:43,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@228c16b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:16:43, skipping insertion in model container [2022-11-20 16:16:43,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:16:43" (2/3) ... [2022-11-20 16:16:43,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@228c16b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:16:43, skipping insertion in model container [2022-11-20 16:16:43,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:16:43" (3/3) ... [2022-11-20 16:16:43,930 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-min-array.wvr.c [2022-11-20 16:16:43,940 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-20 16:16:43,951 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 16:16:43,952 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 16:16:43,952 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 16:16:44,028 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-20 16:16:44,080 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 16:16:44,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-20 16:16:44,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:16:44,085 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-20 16:16:44,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-20 16:16:44,135 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-20 16:16:44,150 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-20 16:16:44,158 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=PARTIAL_ORDER_FA, 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;@601606dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 16:16:44,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-20 16:16:44,558 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:16:44,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:16:44,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1227791694, now seen corresponding path program 1 times [2022-11-20 16:16:44,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:16:44,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874165146] [2022-11-20 16:16:44,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:44,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:16:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:44,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:16:44,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874165146] [2022-11-20 16:16:44,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874165146] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 16:16:44,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 16:16:44,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 16:16:44,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355811137] [2022-11-20 16:16:44,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 16:16:44,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 16:16:44,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:16:44,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 16:16:44,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 16:16:44,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:44,917 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:16:44,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 54.5) internal successors, (109), 2 states have internal predecessors, (109), 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) [2022-11-20 16:16:44,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:45,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:45,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 16:16:45,003 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:16:45,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:16:45,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1578832692, now seen corresponding path program 1 times [2022-11-20 16:16:45,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:16:45,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234476837] [2022-11-20 16:16:45,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:45,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:16:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:45,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:16:45,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234476837] [2022-11-20 16:16:45,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234476837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 16:16:45,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 16:16:45,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 16:16:45,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943631822] [2022-11-20 16:16:45,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 16:16:45,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 16:16:45,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:16:45,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 16:16:45,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-20 16:16:45,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:45,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:16:45,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.125) internal successors, (105), 8 states have internal predecessors, (105), 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) [2022-11-20 16:16:45,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:45,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:46,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:46,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:46,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 16:16:46,031 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:16:46,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:16:46,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1840031606, now seen corresponding path program 1 times [2022-11-20 16:16:46,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:16:46,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342233911] [2022-11-20 16:16:46,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:46,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:16:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:46,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:46,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:16:46,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342233911] [2022-11-20 16:16:46,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342233911] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:16:46,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782015145] [2022-11-20 16:16:46,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:46,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:46,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:16:46,402 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:16:46,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 16:16:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:46,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 16:16:46,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:16:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:46,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:16:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:47,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782015145] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 16:16:47,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-20 16:16:47,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-11-20 16:16:47,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573709666] [2022-11-20 16:16:47,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 16:16:47,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 16:16:47,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:16:47,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 16:16:47,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-11-20 16:16:47,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:47,081 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:16:47,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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) [2022-11-20 16:16:47,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:47,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:47,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:47,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:47,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:47,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:16:47,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-20 16:16:47,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:47,476 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:16:47,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:16:47,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1848029221, now seen corresponding path program 1 times [2022-11-20 16:16:47,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:16:47,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518540624] [2022-11-20 16:16:47,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:47,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:16:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:47,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:16:47,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518540624] [2022-11-20 16:16:47,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518540624] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:16:47,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478058306] [2022-11-20 16:16:47,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:47,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:47,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:16:47,786 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:16:47,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 16:16:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:47,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 16:16:47,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:16:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:48,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:16:48,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:48,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478058306] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 16:16:48,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-20 16:16:48,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 19 [2022-11-20 16:16:48,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579162648] [2022-11-20 16:16:48,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 16:16:48,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 16:16:48,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:16:48,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 16:16:48,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2022-11-20 16:16:48,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:48,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:16:48,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 9 states have internal predecessors, (117), 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) [2022-11-20 16:16:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:48,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:16:48,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:48,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:48,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:48,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:16:48,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:48,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 16:16:48,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:48,866 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:16:48,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:16:48,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1039636426, now seen corresponding path program 1 times [2022-11-20 16:16:48,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:16:48,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456673873] [2022-11-20 16:16:48,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:48,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:16:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:50,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:16:50,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456673873] [2022-11-20 16:16:50,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456673873] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:16:50,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822488715] [2022-11-20 16:16:50,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:50,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:50,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:16:50,659 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:16:50,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 16:16:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:50,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 37 conjunts are in the unsatisfiable core [2022-11-20 16:16:50,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:16:52,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-20 16:16:52,462 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:16:52,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 36 [2022-11-20 16:16:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:52,719 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:16:52,959 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:16:52,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 51 [2022-11-20 16:16:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:53,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822488715] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:16:53,991 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:16:53,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 24, 18] total 57 [2022-11-20 16:16:53,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814812547] [2022-11-20 16:16:53,992 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:16:53,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2022-11-20 16:16:53,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:16:53,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2022-11-20 16:16:53,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=2702, Unknown=0, NotChecked=0, Total=3192 [2022-11-20 16:16:53,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:53,997 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:16:53,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 5.491228070175438) internal successors, (313), 57 states have internal predecessors, (313), 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) [2022-11-20 16:16:53,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:53,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:53,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:16:53,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:53,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:57,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:16:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-20 16:16:57,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-20 16:16:57,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:57,866 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:16:57,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:16:57,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1632491073, now seen corresponding path program 2 times [2022-11-20 16:16:57,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:16:57,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205781602] [2022-11-20 16:16:57,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:16:57,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:16:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:16:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:16:58,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:16:58,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205781602] [2022-11-20 16:16:58,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205781602] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:16:58,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1617639821] [2022-11-20 16:16:58,395 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 16:16:58,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:16:58,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:16:58,396 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:16:58,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 16:16:58,526 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 16:16:58,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:16:58,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 16:16:58,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:16:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:16:59,091 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:16:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:16:59,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1617639821] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:16:59,548 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:16:59,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 33 [2022-11-20 16:16:59,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075247933] [2022-11-20 16:16:59,549 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:16:59,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-11-20 16:16:59,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:16:59,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-11-20 16:16:59,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=937, Unknown=0, NotChecked=0, Total=1056 [2022-11-20 16:16:59,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:59,551 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:16:59,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 7.636363636363637) internal successors, (252), 33 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) [2022-11-20 16:16:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:16:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:16:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:16:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-20 16:16:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:01,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:01,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:01,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:01,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:01,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-20 16:17:01,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-20 16:17:01,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-20 16:17:02,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:02,015 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:02,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:02,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1417576881, now seen corresponding path program 3 times [2022-11-20 16:17:02,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:02,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239398700] [2022-11-20 16:17:02,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:02,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:02,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:02,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239398700] [2022-11-20 16:17:02,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239398700] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:02,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387358056] [2022-11-20 16:17:02,349 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 16:17:02,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:02,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:02,355 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:02,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-20 16:17:02,483 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-20 16:17:02,483 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:17:02,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 16:17:02,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:02,732 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:17:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:02,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387358056] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:17:03,000 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:17:03,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2022-11-20 16:17:03,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824550252] [2022-11-20 16:17:03,000 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:17:03,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-20 16:17:03,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:17:03,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-20 16:17:03,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2022-11-20 16:17:03,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:03,004 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:17:03,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.083333333333334) internal successors, (218), 24 states have internal predecessors, (218), 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) [2022-11-20 16:17:03,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:03,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:03,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:03,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:03,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-20 16:17:03,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-20 16:17:03,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-20 16:17:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-20 16:17:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-20 16:17:03,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-20 16:17:03,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:03,700 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:03,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:03,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1513619820, now seen corresponding path program 1 times [2022-11-20 16:17:03,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:03,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887858847] [2022-11-20 16:17:03,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:03,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:04,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:04,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887858847] [2022-11-20 16:17:04,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887858847] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:04,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123517821] [2022-11-20 16:17:04,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:04,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:04,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:04,175 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:04,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-20 16:17:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:04,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 16:17:04,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:04,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:04,682 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:17:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:05,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123517821] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:17:05,045 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:17:05,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 31 [2022-11-20 16:17:05,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539561530] [2022-11-20 16:17:05,046 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:17:05,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-20 16:17:05,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:17:05,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-20 16:17:05,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=812, Unknown=0, NotChecked=0, Total=930 [2022-11-20 16:17:05,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:05,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:17:05,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 8.064516129032258) internal successors, (250), 31 states have internal predecessors, (250), 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) [2022-11-20 16:17:05,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:05,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-20 16:17:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-20 16:17:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-20 16:17:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:07,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:07,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:07,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:07,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:07,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:17:07,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-20 16:17:07,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-20 16:17:07,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:17:07,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-20 16:17:07,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-20 16:17:07,429 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:07,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:07,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1099056310, now seen corresponding path program 4 times [2022-11-20 16:17:07,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:07,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603783651] [2022-11-20 16:17:07,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:07,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:09,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:09,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603783651] [2022-11-20 16:17:09,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603783651] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:09,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1302438924] [2022-11-20 16:17:09,423 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 16:17:09,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:09,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:09,424 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:09,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-20 16:17:09,556 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 16:17:09,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:17:09,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 46 conjunts are in the unsatisfiable core [2022-11-20 16:17:09,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:11,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:17:11,245 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 35 treesize of output 33 [2022-11-20 16:17:11,695 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:17:11,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 43 [2022-11-20 16:17:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:12,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:17:13,606 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:17:13,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 161 treesize of output 149 [2022-11-20 16:17:13,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 90 treesize of output 84 [2022-11-20 16:17:13,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 84 treesize of output 72 [2022-11-20 16:17:15,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:15,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1302438924] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:17:15,841 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:17:15,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27, 27] total 68 [2022-11-20 16:17:15,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766149252] [2022-11-20 16:17:15,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:17:15,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-11-20 16:17:15,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:17:15,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-11-20 16:17:15,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=478, Invalid=4071, Unknown=7, NotChecked=0, Total=4556 [2022-11-20 16:17:15,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:15,845 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:17:15,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 4.529411764705882) internal successors, (308), 68 states have internal predecessors, (308), 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) [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-20 16:17:15,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-20 16:17:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:17:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:20,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:20,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:20,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:20,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:20,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:17:20,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-20 16:17:20,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-20 16:17:20,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:17:20,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-20 16:17:20,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-20 16:17:20,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:20,690 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:20,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:20,691 INFO L85 PathProgramCache]: Analyzing trace with hash -461262138, now seen corresponding path program 5 times [2022-11-20 16:17:20,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:20,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604143176] [2022-11-20 16:17:20,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:20,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:22,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:22,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:22,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604143176] [2022-11-20 16:17:22,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604143176] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:22,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138637153] [2022-11-20 16:17:22,816 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 16:17:22,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:22,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:22,823 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:22,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-20 16:17:22,944 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 16:17:22,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:17:22,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-20 16:17:22,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:23,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-11-20 16:17:23,278 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-20 16:17:23,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-20 16:17:24,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:17:24,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 33 [2022-11-20 16:17:24,356 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 35 treesize of output 33 [2022-11-20 16:17:24,826 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:17:24,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 43 [2022-11-20 16:17:25,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:17:25,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:17:28,779 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:17:28,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 435 treesize of output 407 [2022-11-20 16:17:28,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 348 treesize of output 300 [2022-11-20 16:17:28,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 300 treesize of output 288 [2022-11-20 16:17:28,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 288 treesize of output 282 [2022-11-20 16:17:28,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 282 treesize of output 258 [2022-11-20 16:17:31,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-11-20 16:17:31,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-11-20 16:17:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:17:31,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138637153] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:17:31,143 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:17:31,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 25, 24] total 63 [2022-11-20 16:17:31,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581673276] [2022-11-20 16:17:31,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:17:31,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-11-20 16:17:31,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:17:31,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-11-20 16:17:31,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=403, Invalid=3493, Unknown=10, NotChecked=0, Total=3906 [2022-11-20 16:17:31,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:31,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:17:31,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 4.888888888888889) internal successors, (308), 63 states have internal predecessors, (308), 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) [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-20 16:17:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:17:31,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-20 16:17:31,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:17:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:17:44,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:17:44,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-20 16:17:44,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-20 16:17:44,611 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:44,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:44,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1538517300, now seen corresponding path program 6 times [2022-11-20 16:17:44,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:44,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546201745] [2022-11-20 16:17:44,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:44,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:44,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:44,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546201745] [2022-11-20 16:17:44,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546201745] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:44,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870420458] [2022-11-20 16:17:44,907 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-20 16:17:44,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:44,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:44,908 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:44,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-20 16:17:45,041 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-11-20 16:17:45,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:17:45,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 16:17:45,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:45,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:17:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:45,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870420458] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:17:45,646 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:17:45,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2022-11-20 16:17:45,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184926225] [2022-11-20 16:17:45,646 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:17:45,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-20 16:17:45,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:17:45,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-20 16:17:45,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2022-11-20 16:17:45,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:45,647 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:17:45,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.166666666666666) internal successors, (220), 24 states have internal predecessors, (220), 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) [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:17:45,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:47,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:47,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:47,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:47,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:47,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:17:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2022-11-20 16:17:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:17:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:17:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:17:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:17:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:17:47,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-20 16:17:47,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-20 16:17:47,433 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:47,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:47,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1330544859, now seen corresponding path program 7 times [2022-11-20 16:17:47,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:47,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375650425] [2022-11-20 16:17:47,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:47,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:47,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:47,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375650425] [2022-11-20 16:17:47,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375650425] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:47,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1870350092] [2022-11-20 16:17:47,754 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-20 16:17:47,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:47,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:47,756 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:47,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-20 16:17:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:47,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 16:17:47,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:48,277 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:17:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:48,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1870350092] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:17:48,713 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:17:48,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 28 [2022-11-20 16:17:48,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519922788] [2022-11-20 16:17:48,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:17:48,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-20 16:17:48,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:17:48,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-20 16:17:48,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2022-11-20 16:17:48,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:48,715 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:17:48,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 7.785714285714286) internal successors, (218), 28 states have internal predecessors, (218), 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) [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:17:48,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:17:48,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:17:48,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:17:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:17:50,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:17:50,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:17:50,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:17:50,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:17:50,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-20 16:17:50,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-20 16:17:50,223 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:17:50,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:17:50,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1479239360, now seen corresponding path program 8 times [2022-11-20 16:17:50,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:17:50,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047026525] [2022-11-20 16:17:50,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:17:50,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:17:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:17:53,203 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:53,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:17:53,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047026525] [2022-11-20 16:17:53,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047026525] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:17:53,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132386505] [2022-11-20 16:17:53,204 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 16:17:53,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:17:53,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:17:53,205 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:17:53,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-20 16:17:53,331 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 16:17:53,332 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:17:53,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 64 conjunts are in the unsatisfiable core [2022-11-20 16:17:53,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:17:54,304 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 [2022-11-20 16:17:54,819 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 6 treesize of output 5 [2022-11-20 16:17:55,075 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 6 treesize of output 5 [2022-11-20 16:17:55,308 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 6 treesize of output 5 [2022-11-20 16:17:57,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:17:57,133 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:17:57,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 164 treesize of output 108 [2022-11-20 16:17:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:17:58,557 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:18:18,803 WARN L233 SmtUtils]: Spent 14.55s on a formula simplification that was a NOOP. DAG size: 85 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 16:19:05,750 WARN L233 SmtUtils]: Spent 29.18s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 16:19:16,773 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:19:16,774 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 94 [2022-11-20 16:19:16,797 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:19:16,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 582 treesize of output 554 [2022-11-20 16:19:16,828 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:19:16,828 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 550 treesize of output 458 [2022-11-20 16:19:16,856 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:19:16,856 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 454 treesize of output 410 [2022-11-20 16:19:16,885 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:19:16,885 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 265 treesize of output 245 [2022-11-20 16:19:17,491 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:19:17,492 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 88 [2022-11-20 16:19:17,543 INFO L321 Elim1Store]: treesize reduction 34, result has 20.9 percent of original size [2022-11-20 16:19:17,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 2261 treesize of output 2161 [2022-11-20 16:19:17,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-20 16:19:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:19:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:19:17,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1079 treesize of output 1003 [2022-11-20 16:19:17,658 INFO L321 Elim1Store]: treesize reduction 34, result has 20.9 percent of original size [2022-11-20 16:19:17,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 2077 treesize of output 1781 [2022-11-20 16:19:17,740 INFO L321 Elim1Store]: treesize reduction 34, result has 20.9 percent of original size [2022-11-20 16:19:17,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1773 treesize of output 1629 [2022-11-20 16:19:22,366 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:19:22,367 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 160 treesize of output 1 [2022-11-20 16:19:22,379 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:19:22,379 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 156 treesize of output 1 [2022-11-20 16:19:22,390 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:19:22,390 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 1 [2022-11-20 16:19:22,400 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:19:22,400 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 1 [2022-11-20 16:19:22,412 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:19:22,412 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 145 treesize of output 1 [2022-11-20 16:19:22,495 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:19:22,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132386505] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:19:22,495 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:19:22,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36, 28] total 86 [2022-11-20 16:19:22,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871611471] [2022-11-20 16:19:22,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:19:22,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2022-11-20 16:19:22,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:19:22,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2022-11-20 16:19:22,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=713, Invalid=6516, Unknown=81, NotChecked=0, Total=7310 [2022-11-20 16:19:22,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:19:22,499 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:19:22,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 4.174418604651163) internal successors, (359), 86 states have internal predecessors, (359), 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) [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:19:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:19:22,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:19:22,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:19:22,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:19:22,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:15,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:15,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:15,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:15,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:15,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:20:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-11-20 16:20:15,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-20 16:20:15,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:20:15,871 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:20:15,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:20:15,871 INFO L85 PathProgramCache]: Analyzing trace with hash 591829273, now seen corresponding path program 9 times [2022-11-20 16:20:15,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:20:15,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477914056] [2022-11-20 16:20:15,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:20:15,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:20:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:20:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:16,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:20:16,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477914056] [2022-11-20 16:20:16,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477914056] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:20:16,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794334728] [2022-11-20 16:20:16,308 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 16:20:16,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:20:16,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:20:16,311 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:20:16,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-20 16:20:16,635 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-20 16:20:16,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:20:16,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 16:20:16,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:20:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:17,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:20:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:17,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794334728] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:20:17,753 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:20:17,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2022-11-20 16:20:17,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044524000] [2022-11-20 16:20:17,754 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:20:17,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-11-20 16:20:17,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:20:17,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-11-20 16:20:17,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2022-11-20 16:20:17,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:17,755 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:20:17,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 7.617647058823529) internal successors, (259), 34 states have internal predecessors, (259), 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) [2022-11-20 16:20:17,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:17,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:17,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-11-20 16:20:17,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:24,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:20:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-11-20 16:20:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-20 16:20:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:20:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:20:24,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-11-20 16:20:24,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-20 16:20:24,733 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:20:24,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:20:24,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1232682601, now seen corresponding path program 2 times [2022-11-20 16:20:24,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:20:24,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139422008] [2022-11-20 16:20:24,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:20:24,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:20:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:20:25,052 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:25,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:20:25,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139422008] [2022-11-20 16:20:25,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139422008] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:20:25,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57748931] [2022-11-20 16:20:25,053 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 16:20:25,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:20:25,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:20:25,055 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:20:25,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-20 16:20:25,184 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 16:20:25,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:20:25,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 16:20:25,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:20:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:20:25,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:20:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:20:26,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [57748931] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:20:26,091 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:20:26,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 29 [2022-11-20 16:20:26,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279675395] [2022-11-20 16:20:26,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:20:26,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-11-20 16:20:26,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:20:26,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-11-20 16:20:26,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2022-11-20 16:20:26,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:26,117 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:20:26,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 8.241379310344827) internal successors, (239), 29 states have internal predecessors, (239), 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) [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:26,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-20 16:20:26,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:20:26,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:20:26,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:33,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:33,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-20 16:20:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:20:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:20:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-11-20 16:20:33,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-20 16:20:33,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-20 16:20:33,243 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:20:33,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:20:33,243 INFO L85 PathProgramCache]: Analyzing trace with hash 2117914284, now seen corresponding path program 3 times [2022-11-20 16:20:33,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:20:33,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165019552] [2022-11-20 16:20:33,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:20:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:20:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:20:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 16:20:33,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:20:33,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165019552] [2022-11-20 16:20:33,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165019552] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 16:20:33,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 16:20:33,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 16:20:33,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487821935] [2022-11-20 16:20:33,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 16:20:33,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 16:20:33,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:20:33,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 16:20:33,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 16:20:33,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:33,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:20:33,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2022-11-20 16:20:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2022-11-20 16:20:33,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:33,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-20 16:20:33,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:20:33,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:20:33,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-11-20 16:20:33,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:34,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-11-20 16:20:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:34,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-20 16:20:34,036 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:20:34,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:20:34,036 INFO L85 PathProgramCache]: Analyzing trace with hash 849145298, now seen corresponding path program 1 times [2022-11-20 16:20:34,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:20:34,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860479798] [2022-11-20 16:20:34,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:20:34,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:20:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:20:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:36,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:20:36,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860479798] [2022-11-20 16:20:36,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860479798] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:20:36,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357223889] [2022-11-20 16:20:36,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:20:36,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:20:36,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:20:36,925 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:20:36,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-20 16:20:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:20:37,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 16:20:37,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:20:39,856 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:20:39,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 200 treesize of output 254 [2022-11-20 16:20:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:43,277 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:20:45,821 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:20:45,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 361 treesize of output 181 [2022-11-20 16:20:49,454 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:20:49,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357223889] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:20:49,454 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:20:49,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 25, 24] total 67 [2022-11-20 16:20:49,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122880735] [2022-11-20 16:20:49,455 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:20:49,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-11-20 16:20:49,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:20:49,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-11-20 16:20:49,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=454, Invalid=3968, Unknown=0, NotChecked=0, Total=4422 [2022-11-20 16:20:49,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:49,459 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:20:49,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 4.955223880597015) internal successors, (332), 67 states have internal predecessors, (332), 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) [2022-11-20 16:20:49,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:20:49,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:20:49,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:49,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:20:49,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:20:49,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:20:49,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:21:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:21:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:21:22,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-11-20 16:21:22,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:22,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-11-20 16:21:22,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-20 16:21:22,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-20 16:21:22,855 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:21:22,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:21:22,855 INFO L85 PathProgramCache]: Analyzing trace with hash 761994291, now seen corresponding path program 2 times [2022-11-20 16:21:22,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:21:22,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292185153] [2022-11-20 16:21:22,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:21:22,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:21:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:21:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:21:23,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:21:23,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292185153] [2022-11-20 16:21:23,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292185153] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:21:23,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [832394000] [2022-11-20 16:21:23,285 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 16:21:23,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:21:23,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:21:23,287 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:21:23,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-20 16:21:23,437 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 16:21:23,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:21:23,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 16:21:23,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:21:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:21:24,039 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:21:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:21:24,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [832394000] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:21:24,567 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:21:24,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13, 12] total 36 [2022-11-20 16:21:24,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729332982] [2022-11-20 16:21:24,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:21:24,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-11-20 16:21:24,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:21:24,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-11-20 16:21:24,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1152, Unknown=0, NotChecked=0, Total=1260 [2022-11-20 16:21:24,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:24,570 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:21:24,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 7.611111111111111) internal successors, (274), 36 states have internal predecessors, (274), 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) [2022-11-20 16:21:24,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:24,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:21:24,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:24,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:21:24,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-11-20 16:21:24,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:21:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2022-11-20 16:21:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:33,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-11-20 16:21:33,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-11-20 16:21:33,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-11-20 16:21:33,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-20 16:21:33,965 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:21:33,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:21:33,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1235977685, now seen corresponding path program 3 times [2022-11-20 16:21:33,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:21:33,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211486595] [2022-11-20 16:21:33,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:21:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:21:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:21:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:21:34,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:21:34,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211486595] [2022-11-20 16:21:34,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211486595] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:21:34,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533609653] [2022-11-20 16:21:34,321 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 16:21:34,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:21:34,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:21:34,323 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:21:34,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-20 16:21:34,486 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-20 16:21:34,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:21:34,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 16:21:34,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:21:35,053 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:21:35,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:21:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:21:35,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533609653] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:21:35,602 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:21:35,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 36 [2022-11-20 16:21:35,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171580667] [2022-11-20 16:21:35,603 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:21:35,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-11-20 16:21:35,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:21:35,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-11-20 16:21:35,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1148, Unknown=0, NotChecked=0, Total=1260 [2022-11-20 16:21:35,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:35,608 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:21:35,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 7.611111111111111) internal successors, (274), 36 states have internal predecessors, (274), 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) [2022-11-20 16:21:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:21:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:21:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-11-20 16:21:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:21:35,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2022-11-20 16:21:35,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:35,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-11-20 16:21:35,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-11-20 16:21:35,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:50,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:21:50,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:21:50,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:50,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:21:50,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:21:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-11-20 16:21:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:21:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-11-20 16:21:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:21:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-20 16:21:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-11-20 16:21:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-11-20 16:21:50,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-20 16:21:51,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:21:51,184 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:21:51,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:21:51,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1957426798, now seen corresponding path program 4 times [2022-11-20 16:21:51,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:21:51,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455226672] [2022-11-20 16:21:51,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:21:51,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:21:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:21:54,469 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:21:54,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:21:54,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455226672] [2022-11-20 16:21:54,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455226672] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:21:54,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [137195817] [2022-11-20 16:21:54,469 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 16:21:54,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:21:54,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:21:54,471 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:21:54,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-20 16:21:54,594 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 16:21:54,595 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:21:54,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 16:21:54,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:21:57,445 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:21:57,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 199 treesize of output 193 [2022-11-20 16:21:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:21:58,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:22:00,998 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:22:00,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 361 treesize of output 181 [2022-11-20 16:22:04,998 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:22:04,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [137195817] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:22:04,998 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:22:04,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 25, 24] total 67 [2022-11-20 16:22:04,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180262580] [2022-11-20 16:22:04,998 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:22:04,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-11-20 16:22:04,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:22:04,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-11-20 16:22:05,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=453, Invalid=3969, Unknown=0, NotChecked=0, Total=4422 [2022-11-20 16:22:05,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:22:05,002 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:22:05,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 4.955223880597015) internal successors, (332), 67 states have internal predecessors, (332), 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) [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2022-11-20 16:22:05,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-11-20 16:22:05,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-20 16:22:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-11-20 16:22:43,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-11-20 16:22:43,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-11-20 16:22:43,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-11-20 16:22:43,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:22:43,337 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:22:43,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:22:43,337 INFO L85 PathProgramCache]: Analyzing trace with hash 634372629, now seen corresponding path program 5 times [2022-11-20 16:22:43,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:22:43,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514594760] [2022-11-20 16:22:43,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:22:43,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:22:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:22:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:22:43,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:22:43,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514594760] [2022-11-20 16:22:43,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514594760] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:22:43,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [568859826] [2022-11-20 16:22:43,710 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 16:22:43,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:22:43,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:22:43,715 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:22:43,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-11-20 16:22:43,864 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-11-20 16:22:43,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:22:43,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 16:22:43,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:22:44,436 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:22:44,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:22:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:22:44,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [568859826] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:22:44,985 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:22:44,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 36 [2022-11-20 16:22:44,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368070429] [2022-11-20 16:22:44,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:22:44,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-11-20 16:22:44,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:22:44,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-11-20 16:22:44,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1080, Unknown=0, NotChecked=0, Total=1260 [2022-11-20 16:22:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:22:44,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:22:44,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 6.916666666666667) internal successors, (249), 36 states have internal predecessors, (249), 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) [2022-11-20 16:22:44,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:22:44,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:22:44,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:22:44,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:22:44,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:22:44,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-11-20 16:22:44,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:23:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:23:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-11-20 16:23:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-20 16:23:51,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-11-20 16:23:51,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-11-20 16:23:51,616 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:23:51,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:23:51,616 INFO L85 PathProgramCache]: Analyzing trace with hash 450367070, now seen corresponding path program 6 times [2022-11-20 16:23:51,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:23:51,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137103115] [2022-11-20 16:23:51,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:23:51,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:23:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:23:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:23:54,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:23:54,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137103115] [2022-11-20 16:23:54,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137103115] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:23:54,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718324761] [2022-11-20 16:23:54,688 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-20 16:23:54,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:23:54,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:23:54,689 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:23:54,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-11-20 16:23:54,865 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-11-20 16:23:54,865 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:23:54,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-20 16:23:54,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:23:55,983 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 [2022-11-20 16:23:56,513 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 6 treesize of output 5 [2022-11-20 16:23:56,805 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 6 treesize of output 5 [2022-11-20 16:23:58,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:23:58,695 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 170 treesize of output 146 [2022-11-20 16:24:00,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-20 16:24:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:24:00,640 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:24:00,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 152 treesize of output 81 [2022-11-20 16:24:01,231 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:24:01,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:24:21,396 WARN L233 SmtUtils]: Spent 15.41s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 16:24:31,153 WARN L233 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 16:24:55,469 WARN L233 SmtUtils]: Spent 12.10s on a formula simplification that was a NOOP. DAG size: 112 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 16:25:12,155 WARN L233 SmtUtils]: Spent 12.83s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 16:25:13,413 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse66 (* c_thread1Thread1of1ForFork2_~i~0 4))) (let ((.cse1 (+ c_~A~0.offset .cse66 4)) (.cse5 (+ c_~A~0.offset .cse66))) (and (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse4 c_~A~0.base))) (let ((.cse2 (select .cse0 .cse5))) (or (< (select .cse0 .cse1) .cse2) (< (select .cse0 c_~A~0.offset) c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse3 (select (select (store .cse4 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse3 .cse2) (not (< .cse3 c_~min2~0))))))) (not (< .cse2 c_~min1~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse7 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse7 c_~A~0.base))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse6 (select (select (store .cse7 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= c_~min1~0 .cse6) (not (< .cse6 c_~min2~0))))) (< 1 ~M~0))) (< (select .cse8 c_~A~0.offset) c_~min2~0) (< (select .cse8 .cse1) c_~min1~0) (< (select .cse8 .cse5) c_~min1~0))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse12 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse13 (select .cse12 c_~A~0.base))) (let ((.cse9 (select .cse13 .cse1)) (.cse10 (select .cse13 .cse5)) (.cse11 (select .cse13 c_~A~0.offset))) (or (not (< .cse9 .cse10)) (= .cse9 .cse11) (not (< .cse10 c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse12 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse11))) (not (< .cse11 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse16 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse14 (select .cse16 c_~A~0.base))) (let ((.cse15 (select .cse14 .cse5))) (or (< (select .cse14 .cse1) .cse15) (< (select .cse14 c_~A~0.offset) c_~min2~0) (not (< .cse15 c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse16 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (= c_~min2~0 .cse15)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse21 (select .cse20 c_~A~0.base))) (let ((.cse17 (select .cse21 .cse1)) (.cse18 (select .cse21 .cse5))) (or (not (< .cse17 .cse18)) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse19 (select (select (store .cse20 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse19 .cse17) (not (< .cse19 c_~min2~0))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (< (select .cse21 c_~A~0.offset) c_~min2~0) (not (< .cse18 c_~min1~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse26 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse22 (select .cse26 c_~A~0.base))) (let ((.cse23 (select .cse22 .cse5)) (.cse25 (select .cse22 c_~A~0.offset))) (or (< (select .cse22 .cse1) .cse23) (not (< .cse23 c_~min1~0)) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse24 (select (select (store .cse26 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse24 .cse23) (not (< .cse24 .cse25))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse25 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse29 (select .cse30 c_~A~0.base))) (let ((.cse27 (select .cse29 .cse1)) (.cse28 (select .cse29 c_~A~0.offset))) (or (not (< .cse27 c_~min1~0)) (= .cse27 .cse28) (< (select .cse29 .cse5) c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse30 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse28))) (not (< .cse28 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse35 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse36 (select .cse35 c_~A~0.base))) (let ((.cse31 (select .cse36 .cse1)) (.cse32 (select .cse36 .cse5)) (.cse34 (select .cse36 c_~A~0.offset))) (or (not (< .cse31 .cse32)) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse33 (select (select (store .cse35 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse33 .cse31) (not (< .cse33 .cse34))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse32 c_~min1~0)) (not (< .cse34 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse39 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse38 (select .cse39 c_~A~0.base))) (let ((.cse37 (select .cse38 .cse1))) (or (not (< .cse37 c_~min1~0)) (< (select .cse38 c_~A~0.offset) c_~min2~0) (< (select .cse38 .cse5) c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse39 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (= c_~min2~0 .cse37)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse43 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse44 (select .cse43 c_~A~0.base))) (let ((.cse40 (select .cse44 .cse1)) (.cse42 (select .cse44 c_~A~0.offset))) (or (not (< .cse40 c_~min1~0)) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse41 (select (select (store .cse43 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse41 .cse40) (not (< .cse41 .cse42))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (< (select .cse44 .cse5) c_~min1~0) (not (< .cse42 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse47 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse48 (select .cse47 c_~A~0.base))) (let ((.cse45 (select .cse48 .cse1))) (or (not (< .cse45 c_~min1~0)) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse46 (select (select (store .cse47 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse46 .cse45) (not (< .cse46 c_~min2~0))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (< (select .cse48 c_~A~0.offset) c_~min2~0) (< (select .cse48 .cse5) c_~min1~0)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse52 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse49 (select .cse52 c_~A~0.base))) (let ((.cse50 (select .cse49 .cse5)) (.cse51 (select .cse49 c_~A~0.offset))) (or (< (select .cse49 .cse1) .cse50) (not (< .cse50 c_~min1~0)) (= .cse50 .cse51) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse52 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse51))) (not (< .cse51 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse55 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse53 (select .cse55 c_~A~0.base))) (let ((.cse54 (select .cse53 c_~A~0.offset))) (or (< (select .cse53 .cse1) c_~min1~0) (= c_~min1~0 .cse54) (< (select .cse53 .cse5) c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse55 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse54))) (not (< .cse54 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse56 (select .cse59 c_~A~0.base))) (let ((.cse58 (select .cse56 c_~A~0.offset))) (or (< (select .cse56 .cse1) c_~min1~0) (< (select .cse56 .cse5) c_~min1~0) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse57 (select (select (store .cse59 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= c_~min1~0 .cse57) (not (< .cse57 .cse58))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse58 c_~min2~0))))))) (or (= c_~min2~0 c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~M~0 Int)) (let ((.cse61 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse60 (select .cse61 c_~A~0.base))) (or (not (< 0 ~M~0)) (< (select .cse60 c_~A~0.offset) c_~min2~0) (< (select .cse60 .cse1) c_~min1~0) (< (select .cse60 .cse5) c_~min1~0) (< (select (select (store .cse61 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse65 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse64 (select .cse65 c_~A~0.base))) (let ((.cse63 (select .cse64 .cse5)) (.cse62 (select .cse64 .cse1))) (or (not (< .cse62 .cse63)) (< (select .cse64 c_~A~0.offset) c_~min2~0) (not (< .cse63 c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse65 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (= c_~min2~0 .cse62))))))))) is different from false [2022-11-20 16:25:16,261 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~A~0.offset 4))) (and (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse3 c_~A~0.base))) (let ((.cse2 (select .cse0 c_~A~0.offset))) (or (< (select .cse0 .cse1) .cse2) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (<= .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (< 1 ~M~0))) (not (< .cse2 c_~min1~0)) (not (< .cse2 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse5 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse5 c_~A~0.base))) (let ((.cse4 (select .cse6 c_~A~0.offset))) (or (< .cse4 c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (not (< (select (select (store .cse5 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0))) (< 1 ~M~0))) (< (select .cse6 .cse1) .cse4) (not (< .cse4 c_~min1~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse9 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse7 (select .cse9 c_~A~0.base))) (let ((.cse8 (select .cse7 c_~A~0.offset))) (or (not (< (select .cse7 .cse1) c_~min1~0)) (< .cse8 c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse9 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse8))) (not (< .cse8 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse12 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse14 (select .cse12 c_~A~0.base))) (let ((.cse10 (select .cse14 .cse1)) (.cse13 (select .cse14 c_~A~0.offset))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse11 (select (select (store .cse12 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse10 .cse11) (not (< .cse11 c_~min2~0))))) (< 1 ~M~0))) (< .cse13 c_~min2~0) (not (< .cse10 .cse13)) (not (< .cse13 c_~min1~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse17 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse16 (select .cse17 c_~A~0.base))) (let ((.cse15 (select .cse16 c_~A~0.offset))) (or (= c_~min1~0 .cse15) (< (select .cse16 .cse1) c_~min1~0) (< .cse15 c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse17 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse15))) (not (< .cse15 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse21 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse22 (select .cse21 c_~A~0.base))) (let ((.cse18 (select .cse22 .cse1)) (.cse20 (select .cse22 c_~A~0.offset))) (or (not (< .cse18 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse19 (select (select (store .cse21 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (not (< .cse19 .cse20)) (= .cse18 .cse19)))) (< 1 ~M~0))) (< .cse20 c_~min1~0) (not (< .cse20 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse25 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse26 (select .cse25 c_~A~0.base))) (let ((.cse24 (select .cse26 .cse1)) (.cse23 (select .cse26 c_~A~0.offset))) (or (< .cse23 c_~min2~0) (not (< .cse24 .cse23)) (= .cse24 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse25 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (not (< .cse23 c_~min1~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse29 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse30 (select .cse29 c_~A~0.base))) (let ((.cse28 (select .cse30 .cse1)) (.cse27 (select .cse30 c_~A~0.offset))) (or (< .cse27 c_~min2~0) (not (< .cse28 c_~min1~0)) (= .cse28 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse29 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (< .cse27 c_~min1~0)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse34 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse35 (select .cse34 c_~A~0.base))) (let ((.cse31 (select .cse35 .cse1)) (.cse32 (select .cse35 c_~A~0.offset))) (or (not (< .cse31 .cse32)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse33 (select (select (store .cse34 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (not (< .cse33 .cse32)) (= .cse31 .cse33)))) (< 1 ~M~0))) (not (< .cse32 c_~min1~0)) (not (< .cse32 c_~min2~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse38 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse40 (select .cse38 c_~A~0.base))) (let ((.cse36 (select .cse40 .cse1)) (.cse39 (select .cse40 c_~A~0.offset))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse37 (select (select (store .cse38 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= .cse36 .cse37) (not (< .cse37 c_~min2~0))))) (< 1 ~M~0))) (< .cse39 c_~min2~0) (not (< .cse36 c_~min1~0)) (< .cse39 c_~min1~0)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse43 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse42 (select .cse43 c_~A~0.base))) (let ((.cse41 (select .cse42 c_~A~0.offset))) (or (<= c_~min1~0 .cse41) (<= c_~min2~0 .cse41) (<= .cse41 (select .cse42 .cse1)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< 1 ~M~0) (< (select (select (store .cse43 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse41)))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse45 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse47 (select .cse45 c_~A~0.base))) (let ((.cse46 (select .cse47 c_~A~0.offset))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= c_~min1~0 .cse44) (not (< .cse44 c_~min2~0))))) (< 1 ~M~0))) (< .cse46 c_~min2~0) (< (select .cse47 .cse1) c_~min1~0) (< .cse46 c_~min1~0)))))) (or (= c_~min2~0 c_~min1~0) (forall ((v_ArrVal_713 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~M~0 Int)) (let ((.cse50 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse49 (select .cse50 c_~A~0.base))) (let ((.cse48 (select .cse49 c_~A~0.offset))) (or (not (< 0 ~M~0)) (< .cse48 c_~min2~0) (< (select .cse49 .cse1) c_~min1~0) (< (select (select (store .cse50 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< .cse48 c_~min1~0) (< 1 ~M~0))))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse52 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse53 (select .cse52 c_~A~0.base))) (let ((.cse51 (select .cse53 c_~A~0.offset))) (or (< .cse51 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse52 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (< (select .cse53 .cse1) .cse51) (not (< .cse51 c_~min1~0)) (= c_~min2~0 .cse51)))))) (forall ((v_ArrVal_712 (Array Int Int))) (let ((.cse57 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse54 (select .cse57 c_~A~0.base))) (let ((.cse55 (select .cse54 c_~A~0.offset))) (or (< (select .cse54 .cse1) c_~min1~0) (< .cse55 c_~min1~0) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse56 (select (select (store .cse57 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= c_~min1~0 .cse56) (not (< .cse56 .cse55))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse55 c_~min2~0))))))))) is different from false [2022-11-20 16:25:17,307 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (+ c_~A~0.offset 4))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse3 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse4 (select .cse3 c_~A~0.base))) (let ((.cse0 (select .cse4 .cse5)) (.cse1 (select .cse4 c_~A~0.offset))) (or (not (< .cse0 c_~min1~0)) (not (< .cse1 c_~min2~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (not (< .cse2 .cse1)) (= .cse0 .cse2)))) (< 1 ~M~0))) (< .cse1 c_~min1~0)))))) (or (= c_~min2~0 c_~min1~0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_713 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~M~0 Int)) (let ((.cse7 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse7 c_~A~0.base))) (let ((.cse6 (select .cse8 c_~A~0.offset))) (or (< .cse6 c_~min2~0) (not (< 0 ~M~0)) (< (select (select (store .cse7 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< (select .cse8 .cse5) c_~min1~0) (< 1 ~M~0) (< .cse6 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse11 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse12 (select .cse11 c_~A~0.base))) (let ((.cse9 (select .cse12 .cse5)) (.cse10 (select .cse12 c_~A~0.offset))) (or (= c_~min2~0 .cse9) (< .cse10 c_~min2~0) (not (< .cse9 .cse10)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse11 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (not (< .cse10 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse14 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse16 (select .cse14 c_~A~0.base))) (let ((.cse15 (select .cse16 c_~A~0.offset))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse13 (select (select (store .cse14 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= c_~min1~0 .cse13) (not (< .cse13 c_~min2~0))))) (< 1 ~M~0))) (< .cse15 c_~min2~0) (< (select .cse16 .cse5) c_~min1~0) (< .cse15 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse20 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse21 (select .cse20 c_~A~0.base))) (let ((.cse18 (select .cse21 .cse5)) (.cse17 (select .cse21 c_~A~0.offset))) (or (< .cse17 c_~min2~0) (not (< .cse18 .cse17)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse19 (select (select (store .cse20 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (not (< .cse19 c_~min2~0)) (= .cse18 .cse19)))) (< 1 ~M~0))) (not (< .cse17 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse23 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse24 (select .cse23 c_~A~0.base))) (let ((.cse22 (select .cse24 c_~A~0.offset))) (or (not (< .cse22 c_~min2~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse23 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse22) (not (< 0 ~M~0)) (< 1 ~M~0))) (= c_~min1~0 .cse22) (< (select .cse24 .cse5) c_~min1~0) (< .cse22 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse27 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse26 (select .cse27 c_~A~0.base))) (let ((.cse25 (select .cse26 c_~A~0.offset))) (or (< .cse25 c_~min2~0) (< (select .cse26 .cse5) .cse25) (= c_~min2~0 .cse25) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse27 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (not (< .cse25 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse30 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse31 (select .cse30 c_~A~0.base))) (let ((.cse28 (select .cse31 c_~A~0.offset))) (or (not (< .cse28 c_~min2~0)) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse29 (select (select (store .cse30 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (= c_~min1~0 .cse29) (not (< .cse29 .cse28))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (< (select .cse31 .cse5) c_~min1~0) (< .cse28 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse33 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse34 (select .cse33 c_~A~0.base))) (let ((.cse32 (select .cse34 c_~A~0.offset))) (or (< .cse32 c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (not (< (select (select (store .cse33 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0))) (< 1 ~M~0))) (< (select .cse34 .cse5) .cse32) (not (< .cse32 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse37 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse35 (select .cse37 c_~A~0.base))) (let ((.cse36 (select .cse35 c_~A~0.offset))) (or (not (< (select .cse35 .cse5) c_~min1~0)) (not (< .cse36 c_~min2~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse37 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse36) (not (< 0 ~M~0)) (< 1 ~M~0))) (< .cse36 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse41 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse42 (select .cse41 c_~A~0.base))) (let ((.cse40 (select .cse42 .cse5)) (.cse38 (select .cse42 c_~A~0.offset))) (or (not (< .cse38 c_~min2~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse39 (select (select (store .cse41 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (not (< .cse39 .cse38)) (= .cse40 .cse39)))) (< 1 ~M~0))) (not (< .cse40 .cse38)) (not (< .cse38 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse46 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse47 (select .cse46 c_~A~0.base))) (let ((.cse44 (select .cse47 .cse5)) (.cse43 (select .cse47 c_~A~0.offset))) (or (< .cse43 c_~min2~0) (not (< .cse44 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse45 (select (select (store .cse46 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (or (not (< .cse45 c_~min2~0)) (= .cse44 .cse45)))) (< 1 ~M~0))) (< .cse43 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse50 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse49 (select .cse50 c_~A~0.base))) (let ((.cse48 (select .cse49 c_~A~0.offset))) (or (not (< .cse48 c_~min2~0)) (< (select .cse49 .cse5) .cse48) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (<= .cse48 (select (select (store .cse50 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse48 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse53 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse52 (select .cse53 c_~A~0.base))) (let ((.cse51 (select .cse52 c_~A~0.offset))) (or (<= .cse51 (select .cse52 .cse5)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse53 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) .cse51) (not (< 0 ~M~0)) (< 1 ~M~0))) (<= c_~min1~0 .cse51) (<= c_~min2~0 .cse51)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse56 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse57 (select .cse56 c_~A~0.base))) (let ((.cse54 (select .cse57 .cse5)) (.cse55 (select .cse57 c_~A~0.offset))) (or (= c_~min2~0 .cse54) (< .cse55 c_~min2~0) (not (< .cse54 c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse56 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) c_~A~0.base) (+ c_~A~0.offset (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (< .cse55 c_~min1~0)))))))) is different from false [2022-11-20 16:25:22,244 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| 4))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse2 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse3 (select .cse2 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse0 (select .cse3 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse0 c_~min2~0) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse1 (select (select (store .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (or (= c_~min1~0 .cse1) (not (< .cse1 c_~min2~0))))) (not (< 0 ~M~0)) (< 1 ~M~0))) (< (select .cse3 .cse4) c_~min1~0) (< .cse0 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse6 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse7 (select .cse6 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse5 (select .cse7 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse5 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse6 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (< (select .cse7 .cse4) .cse5) (not (< .cse5 c_~min1~0)) (= c_~min2~0 .cse5)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse11 (select .cse9 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse8 (select .cse11 |c_ULTIMATE.start_main_#t~ret12#1.offset|)) (.cse10 (select .cse11 .cse4))) (or (< .cse8 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse9 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (not (< .cse8 c_~min1~0)) (not (< .cse10 .cse8)) (= c_~min2~0 .cse10)))))) (or (= c_~min2~0 c_~min1~0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_713 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~M~0 Int)) (let ((.cse14 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse13 (select .cse14 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse12 (select .cse13 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse12 c_~min2~0) (not (< 0 ~M~0)) (< (select .cse13 .cse4) c_~min1~0) (< (select (select (store .cse14 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) c_~min2~0) (< 1 ~M~0) (< .cse12 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse18 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse19 (select .cse18 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse17 (select .cse19 .cse4)) (.cse16 (select .cse19 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse15 (select (select (store .cse18 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (or (not (< .cse15 .cse16)) (= .cse15 .cse17)))) (< 1 ~M~0))) (not (< .cse16 c_~min2~0)) (not (< .cse17 c_~min1~0)) (< .cse16 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse21 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse23 (select .cse21 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse22 (select .cse23 .cse4)) (.cse20 (select .cse23 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse20 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse21 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) c_~min2~0) (< 1 ~M~0))) (= c_~min2~0 .cse22) (not (< .cse22 c_~min1~0)) (< .cse20 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse25 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse26 (select .cse25 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse24 (select .cse26 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (= c_~min1~0 .cse24) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse25 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) .cse24) (< 1 ~M~0))) (not (< .cse24 c_~min2~0)) (< (select .cse26 .cse4) c_~min1~0) (< .cse24 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse27 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse29 (select .cse27 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse28 (select .cse29 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse27 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) .cse28) (< 1 ~M~0))) (<= c_~min1~0 .cse28) (<= .cse28 (select .cse29 .cse4)) (<= c_~min2~0 .cse28)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse31 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse32 (select .cse31 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse30 (select .cse32 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (<= .cse30 (select (select (store .cse31 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (< 1 ~M~0))) (not (< .cse30 c_~min2~0)) (< (select .cse32 .cse4) .cse30) (not (< .cse30 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse35 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse34 (select .cse35 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse33 (select .cse34 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse33 c_~min2~0) (< (select .cse34 .cse4) .cse33) (not (< .cse33 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (not (< (select (select (store .cse35 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) c_~min2~0))) (< 1 ~M~0)))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse39 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse40 (select .cse39 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse38 (select .cse40 .cse4)) (.cse36 (select .cse40 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse36 c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse37 (select (select (store .cse39 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (or (= .cse37 .cse38) (not (< .cse37 c_~min2~0))))) (< 1 ~M~0))) (not (< .cse38 c_~min1~0)) (< .cse36 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse44 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse42 (select .cse44 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse41 (select .cse42 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (not (< .cse41 c_~min2~0)) (< (select .cse42 .cse4) c_~min1~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse43 (select (select (store .cse44 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (or (not (< .cse43 .cse41)) (= c_~min1~0 .cse43)))) (< 1 ~M~0))) (< .cse41 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse45 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse47 (select .cse45 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse46 (select .cse47 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse45 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))) .cse46) (< 1 ~M~0))) (not (< .cse46 c_~min2~0)) (not (< (select .cse47 .cse4) c_~min1~0)) (< .cse46 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse51 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse52 (select .cse51 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse50 (select .cse52 .cse4)) (.cse48 (select .cse52 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (< .cse48 c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse49 (select (select (store .cse51 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (or (= .cse49 .cse50) (not (< .cse49 c_~min2~0))))) (< 1 ~M~0))) (not (< .cse48 c_~min1~0)) (not (< .cse50 .cse48))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse56 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse57 (select .cse56 |c_ULTIMATE.start_main_#t~ret12#1.base|))) (let ((.cse55 (select .cse57 .cse4)) (.cse54 (select .cse57 |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse53 (select (select (store .cse56 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ |c_ULTIMATE.start_main_#t~ret12#1.offset| (* ~M~0 4))))) (or (not (< .cse53 .cse54)) (= .cse53 .cse55)))) (< 1 ~M~0))) (not (< .cse54 c_~min2~0)) (not (< .cse54 c_~min1~0)) (not (< .cse55 .cse54))))))))) is different from false [2022-11-20 16:25:23,268 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset| 4))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse3 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse4 (select .cse3 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse2 (select .cse4 .cse5)) (.cse1 (select .cse4 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse0 (select (select (store .cse3 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (or (not (< .cse0 .cse1)) (= .cse0 .cse2)))) (< 1 ~M~0))) (not (< .cse2 .cse1)) (not (< .cse1 c_~min1~0)) (not (< .cse1 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse8 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse8 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse9 (select .cse6 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< (select .cse6 .cse5) c_~min1~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse7 (select (select (store .cse8 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (or (not (< .cse7 c_~min2~0)) (= c_~min1~0 .cse7)))) (< 1 ~M~0))) (< .cse9 c_~min2~0) (< .cse9 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse13 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse10 (select .cse13 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse12 (select .cse10 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< (select .cse10 .cse5) c_~min1~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse11 (select (select (store .cse13 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (or (= c_~min1~0 .cse11) (not (< .cse11 .cse12))))) (< 1 ~M~0))) (not (< .cse12 c_~min2~0)) (< .cse12 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse15 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse14 (select .cse15 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse16 (select .cse14 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (not (< (select .cse14 .cse5) c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse15 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) .cse16) (< 1 ~M~0))) (not (< .cse16 c_~min2~0)) (< .cse16 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse18 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse19 (select .cse18 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse17 (select .cse19 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< .cse17 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse18 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse17 c_~min1~0)) (< (select .cse19 .cse5) .cse17) (= c_~min2~0 .cse17)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse23 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse24 (select .cse23 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse20 (select .cse24 .cse5)) (.cse22 (select .cse24 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (not (< .cse20 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse21 (select (select (store .cse23 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (or (not (< .cse21 .cse22)) (= .cse21 .cse20)))) (< 1 ~M~0))) (not (< .cse22 c_~min2~0)) (< .cse22 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse27 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse28 (select .cse27 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse25 (select .cse28 .cse5)) (.cse26 (select .cse28 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (= c_~min2~0 .cse25) (< .cse26 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse27 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse25 .cse26)) (not (< .cse26 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse31 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse29 (select .cse31 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse30 (select .cse29 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< (select .cse29 .cse5) c_~min1~0) (= c_~min1~0 .cse30) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse31 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) .cse30) (< 1 ~M~0))) (not (< .cse30 c_~min2~0)) (< .cse30 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse34 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse33 (select .cse34 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse32 (select .cse33 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (not (< .cse32 c_~min1~0)) (< (select .cse33 .cse5) .cse32) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (<= .cse32 (select (select (store .cse34 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse32 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse38 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse39 (select .cse38 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse36 (select .cse39 .cse5)) (.cse35 (select .cse39 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< .cse35 c_~min2~0) (not (< .cse36 .cse35)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse37 (select (select (store .cse38 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (or (not (< .cse37 c_~min2~0)) (= .cse37 .cse36)))) (< 1 ~M~0))) (not (< .cse35 c_~min1~0))))))) (or (= c_~min2~0 c_~min1~0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_713 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~M~0 Int)) (let ((.cse41 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse40 (select .cse41 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse42 (select .cse40 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< (select .cse40 .cse5) c_~min1~0) (< (select (select (store .cse41 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) c_~min2~0) (< .cse42 c_~min2~0) (not (< 0 ~M~0)) (< .cse42 c_~min1~0) (< 1 ~M~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse45 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse46 (select .cse45 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse43 (select .cse46 .cse5)) (.cse44 (select .cse46 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (not (< .cse43 c_~min1~0)) (= c_~min2~0 .cse43) (< .cse44 c_~min2~0) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse45 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< 1 ~M~0))) (< .cse44 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse49 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse48 (select .cse49 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse47 (select .cse48 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (<= .cse47 (select .cse48 .cse5)) (<= c_~min2~0 .cse47) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse49 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) .cse47) (< 1 ~M~0))) (<= c_~min1~0 .cse47)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse53 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse54 (select .cse53 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse50 (select .cse54 .cse5)) (.cse51 (select .cse54 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (not (< .cse50 c_~min1~0)) (< .cse51 c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse52 (select (select (store .cse53 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (or (not (< .cse52 c_~min2~0)) (= .cse52 .cse50)))) (< 1 ~M~0))) (< .cse51 c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse56 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse57 (select .cse56 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse55 (select .cse57 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< .cse55 c_~min2~0) (forall ((~M~0 Int)) (or (forall ((v_ArrVal_713 (Array Int Int))) (not (< (select (select (store .cse56 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) c_~min2~0))) (not (< 0 ~M~0)) (< 1 ~M~0))) (not (< .cse55 c_~min1~0)) (< (select .cse57 .cse5) .cse55)))))))) is different from false [2022-11-20 16:25:23,788 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 4 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (and (or (= c_~min2~0 c_~min1~0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_713 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~M~0 Int)) (let ((.cse1 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse1 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse0 (select .cse2 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse0 c_~min1~0) (< .cse0 c_~min2~0) (< (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< (select .cse2 .cse3) c_~min1~0) (< 1 ~M~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse6 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse7 (select .cse6 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse4 (select .cse7 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse4 c_~min1~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse5 (select (select (store .cse6 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (or (= c_~min1~0 .cse5) (not (< .cse5 .cse4))))) (< 1 ~M~0))) (< (select .cse7 .cse3) c_~min1~0) (not (< .cse4 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse10 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse9 (select .cse10 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse8 (select .cse9 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse8 c_~min1~0) (not (< (select .cse9 .cse3) c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse10 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) .cse8) (< 1 ~M~0))) (not (< .cse8 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse14 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse15 (select .cse14 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse11 (select .cse15 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse12 (select .cse15 .cse3))) (or (< .cse11 c_~min2~0) (not (< .cse11 c_~min1~0)) (not (< .cse12 .cse11)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse13 (select (select (store .cse14 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (or (= .cse12 .cse13) (not (< .cse13 c_~min2~0))))) (< 1 ~M~0)))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse18 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse19 (select .cse18 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse16 (select .cse19 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse16 c_~min1~0) (< .cse16 c_~min2~0) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse17 (select (select (store .cse18 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (or (= c_~min1~0 .cse17) (not (< .cse17 c_~min2~0))))) (< 1 ~M~0))) (< (select .cse19 .cse3) c_~min1~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse23 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse24 (select .cse23 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse21 (select .cse24 .cse3)) (.cse20 (select .cse24 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse20 c_~min1~0) (not (< .cse21 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse22 (select (select (store .cse23 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (or (= .cse21 .cse22) (not (< .cse22 .cse20))))) (< 1 ~M~0))) (not (< .cse20 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse27 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse26 (select .cse27 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse25 (select .cse26 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse25 c_~min2~0) (< (select .cse26 .cse3) .cse25) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (not (< (select (select (store .cse27 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) c_~min2~0))) (< 1 ~M~0))) (not (< .cse25 c_~min1~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse31 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse32 (select .cse31 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse28 (select .cse32 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse29 (select .cse32 .cse3))) (or (< .cse28 c_~min1~0) (< .cse28 c_~min2~0) (not (< .cse29 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse30 (select (select (store .cse31 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (or (= .cse29 .cse30) (not (< .cse30 c_~min2~0))))) (< 1 ~M~0)))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse35 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse36 (select .cse35 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse33 (select .cse36 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse34 (select .cse36 .cse3))) (or (< .cse33 c_~min2~0) (not (< .cse33 c_~min1~0)) (not (< .cse34 .cse33)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse35 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< 1 ~M~0))) (= .cse34 c_~min2~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse40 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse41 (select .cse40 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse38 (select .cse41 .cse3)) (.cse37 (select .cse41 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (not (< .cse37 c_~min1~0)) (not (< .cse38 .cse37)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (let ((.cse39 (select (select (store .cse40 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (or (= .cse38 .cse39) (not (< .cse39 .cse37))))) (< 1 ~M~0))) (not (< .cse37 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse44 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse43 (select .cse44 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse42 (select .cse43 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse42 c_~min2~0) (< (select .cse43 .cse3) .cse42) (not (< .cse42 c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse44 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< 1 ~M~0))) (= c_~min2~0 .cse42)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse46 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse47 (select .cse46 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse45 (select .cse47 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< .cse45 c_~min1~0) (= c_~min1~0 .cse45) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse46 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) .cse45) (< 1 ~M~0))) (< (select .cse47 .cse3) c_~min1~0) (not (< .cse45 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse50 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse51 (select .cse50 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse48 (select .cse51 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse49 (select .cse51 .cse3))) (or (< .cse48 c_~min1~0) (< .cse48 c_~min2~0) (not (< .cse49 c_~min1~0)) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (< (select (select (store .cse50 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) c_~min2~0) (not (< 0 ~M~0)) (< 1 ~M~0))) (= .cse49 c_~min2~0)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse54 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse52 (select .cse54 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse53 (select .cse52 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (< (select .cse52 .cse3) .cse53) (not (< .cse53 c_~min1~0)) (forall ((~M~0 Int)) (or (not (< 0 ~M~0)) (forall ((v_ArrVal_713 (Array Int Int))) (<= .cse53 (select (select (store .cse54 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)))) (< 1 ~M~0))) (not (< .cse53 c_~min2~0))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int))) (let ((.cse57 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse56 (select .cse57 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse55 (select .cse56 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (<= .cse55 (select .cse56 .cse3)) (<= c_~min2~0 .cse55) (forall ((v_ArrVal_713 (Array Int Int)) (~M~0 Int)) (or (not (< 0 ~M~0)) (< (select (select (store .cse57 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) .cse55) (< 1 ~M~0))) (<= c_~min1~0 .cse55)))))))) is different from false [2022-11-20 16:25:26,372 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:25:26,372 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 106 [2022-11-20 16:25:26,394 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:26,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1028 treesize of output 946 [2022-11-20 16:25:26,435 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:26,436 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 942 treesize of output 838 [2022-11-20 16:25:26,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 698 treesize of output 578 [2022-11-20 16:25:26,487 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:26,488 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 625 treesize of output 575 [2022-11-20 16:25:27,348 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:25:27,348 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 74 [2022-11-20 16:25:27,379 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:27,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 653 treesize of output 613 [2022-11-20 16:25:27,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 282 treesize of output 234 [2022-11-20 16:25:27,436 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:27,436 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 561 treesize of output 537 [2022-11-20 16:25:27,469 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:27,469 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 533 treesize of output 481 [2022-11-20 16:25:28,325 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:25:28,326 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 1 [2022-11-20 16:25:28,336 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:25:28,336 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 94 [2022-11-20 16:25:28,363 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:28,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1553 treesize of output 1411 [2022-11-20 16:25:28,406 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:28,407 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 1407 treesize of output 1231 [2022-11-20 16:25:28,451 INFO L321 Elim1Store]: treesize reduction 17, result has 19.0 percent of original size [2022-11-20 16:25:28,452 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 1164 treesize of output 1078 [2022-11-20 16:25:28,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1014 treesize of output 822 [2022-11-20 16:28:04,236 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,236 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 138 treesize of output 1 [2022-11-20 16:28:04,246 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,246 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 191 treesize of output 1 [2022-11-20 16:28:04,257 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,257 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 1 [2022-11-20 16:28:04,267 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,267 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 1 [2022-11-20 16:28:04,277 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,277 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 191 treesize of output 1 [2022-11-20 16:28:04,286 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,287 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 1 [2022-11-20 16:28:04,297 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,298 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 168 treesize of output 1 [2022-11-20 16:28:04,308 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,308 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 1 [2022-11-20 16:28:04,317 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,317 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 161 treesize of output 1 [2022-11-20 16:28:04,328 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,328 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 156 treesize of output 1 [2022-11-20 16:28:04,338 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-20 16:28:04,338 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 1 [2022-11-20 16:28:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 6 not checked. [2022-11-20 16:28:04,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718324761] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:28:04,914 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:28:04,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 37, 32] total 93 [2022-11-20 16:28:04,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774180246] [2022-11-20 16:28:04,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:28:04,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 93 states [2022-11-20 16:28:04,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:28:04,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2022-11-20 16:28:04,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=6914, Unknown=63, NotChecked=1050, Total=8556 [2022-11-20 16:28:04,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:28:04,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:28:04,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 93 states, 93 states have (on average 3.903225806451613) internal successors, (363), 93 states have internal predecessors, (363), 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) [2022-11-20 16:28:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:28:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:28:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:28:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:28:04,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2022-11-20 16:28:04,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2022-11-20 16:28:04,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-11-20 16:28:04,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-20 16:28:04,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:28:45,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:28:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:28:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:28:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:28:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-11-20 16:28:45,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-20 16:28:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-11-20 16:28:45,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-11-20 16:28:45,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:28:45,295 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:28:45,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:28:45,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1430361599, now seen corresponding path program 7 times [2022-11-20 16:28:45,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:28:45,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109623923] [2022-11-20 16:28:45,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:28:45,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:28:45,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:28:45,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109623923] [2022-11-20 16:28:45,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109623923] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:28:45,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1259273329] [2022-11-20 16:28:45,685 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-20 16:28:45,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:28:45,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:28:45,687 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:28:45,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-11-20 16:28:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:45,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 16:28:45,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:28:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:28:46,384 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:28:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:28:46,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1259273329] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:28:46,865 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:28:46,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2022-11-20 16:28:46,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924086764] [2022-11-20 16:28:46,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:28:46,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-11-20 16:28:46,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:28:46,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-11-20 16:28:46,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=924, Unknown=0, NotChecked=0, Total=1122 [2022-11-20 16:28:46,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:28:46,868 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:28:46,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 7.4411764705882355) internal successors, (253), 34 states have internal predecessors, (253), 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) [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:28:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:28:46,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:28:46,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2022-11-20 16:28:46,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:28:46,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:28:46,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-11-20 16:28:46,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2022-11-20 16:28:46,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:29:27,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:29:27,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-11-20 16:29:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-11-20 16:29:27,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-20 16:29:27,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-11-20 16:29:27,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:29:27,502 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:29:27,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:29:27,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1980342019, now seen corresponding path program 10 times [2022-11-20 16:29:27,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:29:27,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944638104] [2022-11-20 16:29:27,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:29:27,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:27,947 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:29:27,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:29:27,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944638104] [2022-11-20 16:29:27,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944638104] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:29:27,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2143196909] [2022-11-20 16:29:27,948 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 16:29:27,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:29:27,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:29:27,951 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:29:27,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-11-20 16:29:28,103 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 16:29:28,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:29:28,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 16:29:28,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:29:28,967 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:29:28,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 16:29:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:29:29,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2143196909] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 16:29:29,627 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 16:29:29,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 38 [2022-11-20 16:29:29,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045571896] [2022-11-20 16:29:29,628 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 16:29:29,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-11-20 16:29:29,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 16:29:29,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-11-20 16:29:29,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1187, Unknown=0, NotChecked=0, Total=1406 [2022-11-20 16:29:29,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:29:29,631 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-20 16:29:29,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 6.815789473684211) internal successors, (259), 38 states have internal predecessors, (259), 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) [2022-11-20 16:29:29,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:29:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:29:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:29:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:29:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:29:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:29:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:29:29,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:29:29,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:29:29,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2022-11-20 16:29:29,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:29:29,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2022-11-20 16:29:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2022-11-20 16:29:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2022-11-20 16:29:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-20 16:29:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2022-11-20 16:29:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-20 16:29:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:29:32,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 16:29:32,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 16:29:32,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2022-11-20 16:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2022-11-20 16:29:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2022-11-20 16:29:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-20 16:29:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-11-20 16:29:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-20 16:29:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 16:29:32,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-11-20 16:29:32,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-11-20 16:29:32,242 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-20 16:29:32,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:29:32,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1964867166, now seen corresponding path program 11 times [2022-11-20 16:29:32,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 16:29:32,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705089953] [2022-11-20 16:29:32,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 16:29:32,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:29:44,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 16:29:44,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705089953] [2022-11-20 16:29:44,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705089953] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 16:29:44,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057854316] [2022-11-20 16:29:44,939 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 16:29:44,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 16:29:44,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 [2022-11-20 16:29:44,943 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 16:29:44,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcef50a1-8676-4e54-88fe-44d4b99e168f/bin/ugemcutter-CCe4ZdLeKS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-20 16:29:45,113 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-11-20 16:29:45,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 16:29:45,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 65 conjunts are in the unsatisfiable core [2022-11-20 16:29:45,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 16:29:54,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:29:54,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:29:54,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 16:29:54,982 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 16:29:54,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 364 treesize of output 218 [2022-11-20 16:30:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:30:00,246 INFO L328 TraceCheckSpWp]: Computing backward predicates...