./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e94830d11d546a3c5eb98e6802b079c63f07b0a4b705dd9e7cd9e09e0492555 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:20:28,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:20:28,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:20:28,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:20:28,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:20:28,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:20:28,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:20:28,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:20:28,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:20:28,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:20:28,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:20:28,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:20:28,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:20:28,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:20:28,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:20:28,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:20:28,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:20:28,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:20:28,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:20:28,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:20:28,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:20:28,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:20:28,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:20:28,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:20:28,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:20:28,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:20:28,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:20:28,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:20:28,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:20:28,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:20:28,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:20:28,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:20:28,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:20:28,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:20:28,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:20:28,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:20:28,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:20:28,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:20:28,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:20:28,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:20:28,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:20:28,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:20:28,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:20:28,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:20:28,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:20:28,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:20:28,253 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:20:28,253 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:20:28,254 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:20:28,254 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:20:28,254 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:20:28,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:20:28,255 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:20:28,256 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:20:28,256 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:20:28,256 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:20:28,256 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:20:28,257 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:20:28,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:20:28,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:20:28,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:20:28,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:20:28,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:20:28,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:20:28,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:20:28,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:20:28,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:20:28,259 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:20:28,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:20:28,260 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:20:28,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:20:28,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:20:28,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:20:28,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:20:28,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:20:28,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:20:28,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:20:28,263 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:20:28,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:20:28,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:20:28,264 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:20:28,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:20:28,264 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e94830d11d546a3c5eb98e6802b079c63f07b0a4b705dd9e7cd9e09e0492555 [2021-11-12 23:20:28,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:20:28,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:20:28,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:20:28,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:20:28,612 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:20:28,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c [2021-11-12 23:20:28,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/data/3bcfe547c/6e96d8678a4c40e685bed55f0c3c937c/FLAGe90ab75ed [2021-11-12 23:20:29,181 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:20:29,181 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c [2021-11-12 23:20:29,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/data/3bcfe547c/6e96d8678a4c40e685bed55f0c3c937c/FLAGe90ab75ed [2021-11-12 23:20:29,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/data/3bcfe547c/6e96d8678a4c40e685bed55f0c3c937c [2021-11-12 23:20:29,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:20:29,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:20:29,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:20:29,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:20:29,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:20:29,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28cab23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29, skipping insertion in model container [2021-11-12 23:20:29,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:20:29,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:20:29,763 WARN L228 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_bc0cba3d-8ead-4742-8537-234f0ab15acb/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c[520,533] [2021-11-12 23:20:29,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:20:29,789 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:20:29,800 WARN L228 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_bc0cba3d-8ead-4742-8537-234f0ab15acb/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c[520,533] [2021-11-12 23:20:29,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:20:29,820 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:20:29,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29 WrapperNode [2021-11-12 23:20:29,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:20:29,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:20:29,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:20:29,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:20:29,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:20:29,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:20:29,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:20:29,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:20:29,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:20:29,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:20:29,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:20:29,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:20:29,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (1/1) ... [2021-11-12 23:20:29,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:20:29,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:20:29,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:20:29,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:20:29,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:20:29,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:20:29,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:20:29,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:20:29,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 23:20:29,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 23:20:30,227 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:20:30,228 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-12 23:20:30,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:20:30 BoogieIcfgContainer [2021-11-12 23:20:30,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:20:30,243 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:20:30,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:20:30,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:20:30,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:20:29" (1/3) ... [2021-11-12 23:20:30,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35877454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:20:30, skipping insertion in model container [2021-11-12 23:20:30,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:20:29" (2/3) ... [2021-11-12 23:20:30,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35877454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:20:30, skipping insertion in model container [2021-11-12 23:20:30,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:20:30" (3/3) ... [2021-11-12 23:20:30,263 INFO L111 eAbstractionObserver]: Analyzing ICFG sqrt1-ll_valuebound10.c [2021-11-12 23:20:30,269 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:20:30,269 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:20:30,362 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:20:30,384 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:20:30,384 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:20:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 8 states have (on average 1.5) internal successors, (12), 9 states have internal predecessors, (12), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-12 23:20:30,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-12 23:20:30,422 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:20:30,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-12 23:20:30,423 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:20:30,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:20:30,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1528478615, now seen corresponding path program 1 times [2021-11-12 23:20:30,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:20:30,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818572643] [2021-11-12 23:20:30,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:30,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:20:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:20:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:20:30,787 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:20:30,787 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818572643] [2021-11-12 23:20:30,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818572643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:20:30,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:20:30,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-12 23:20:30,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34024766] [2021-11-12 23:20:30,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:20:30,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:20:30,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:20:30,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:20:30,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:20:30,839 INFO L87 Difference]: Start difference. First operand has 17 states, 8 states have (on average 1.5) internal successors, (12), 9 states have internal predecessors, (12), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:20:30,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:20:30,971 INFO L93 Difference]: Finished difference Result 47 states and 80 transitions. [2021-11-12 23:20:30,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:20:30,974 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-12 23:20:30,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:20:30,983 INFO L225 Difference]: With dead ends: 47 [2021-11-12 23:20:30,984 INFO L226 Difference]: Without dead ends: 27 [2021-11-12 23:20:30,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:20:30,996 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 8 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.57ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.67ms IncrementalHoareTripleChecker+Time [2021-11-12 23:20:30,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 73 Invalid, 34 Unknown, 0 Unchecked, 10.57ms Time], IncrementalHoareTripleChecker [4 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 57.67ms Time] [2021-11-12 23:20:31,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-12 23:20:31,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2021-11-12 23:20:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 12 states have (on average 1.25) internal successors, (15), 14 states have internal predecessors, (15), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2021-11-12 23:20:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 34 transitions. [2021-11-12 23:20:31,043 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 34 transitions. Word has length 6 [2021-11-12 23:20:31,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:20:31,044 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 34 transitions. [2021-11-12 23:20:31,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:20:31,044 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2021-11-12 23:20:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:20:31,046 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:20:31,046 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:20:31,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:20:31,047 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:20:31,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:20:31,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1925399229, now seen corresponding path program 1 times [2021-11-12 23:20:31,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:20:31,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524903935] [2021-11-12 23:20:31,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:31,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:20:31,079 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:20:31,080 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1449501330] [2021-11-12 23:20:31,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:31,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:31,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:20:31,083 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:20:31,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 23:20:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:20:31,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-12 23:20:31,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:20:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:20:31,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:20:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:20:31,360 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:20:31,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524903935] [2021-11-12 23:20:31,361 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:20:31,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449501330] [2021-11-12 23:20:31,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449501330] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:20:31,362 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:20:31,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2021-11-12 23:20:31,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633366810] [2021-11-12 23:20:31,363 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:20:31,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:20:31,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:20:31,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:20:31,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:20:31,365 INFO L87 Difference]: Start difference. First operand 25 states and 34 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 23:20:31,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:20:31,420 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2021-11-12 23:20:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:20:31,421 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 11 [2021-11-12 23:20:31,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:20:31,422 INFO L225 Difference]: With dead ends: 33 [2021-11-12 23:20:31,422 INFO L226 Difference]: Without dead ends: 31 [2021-11-12 23:20:31,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:20:31,425 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 6 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.86ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.61ms IncrementalHoareTripleChecker+Time [2021-11-12 23:20:31,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 87 Invalid, 36 Unknown, 0 Unchecked, 1.86ms Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 36.61ms Time] [2021-11-12 23:20:31,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-12 23:20:31,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2021-11-12 23:20:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 15 states have (on average 1.2) internal successors, (18), 17 states have internal predecessors, (18), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2021-11-12 23:20:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2021-11-12 23:20:31,436 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 39 transitions. Word has length 11 [2021-11-12 23:20:31,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:20:31,436 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 39 transitions. [2021-11-12 23:20:31,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 23:20:31,437 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2021-11-12 23:20:31,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-12 23:20:31,437 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:20:31,438 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:20:31,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:20:31,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:31,665 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:20:31,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:20:31,666 INFO L85 PathProgramCache]: Analyzing trace with hash -983027543, now seen corresponding path program 1 times [2021-11-12 23:20:31,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:20:31,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137607529] [2021-11-12 23:20:31,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:31,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:20:31,677 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:20:31,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1607101049] [2021-11-12 23:20:31,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:31,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:31,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:20:31,679 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:20:31,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 23:20:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:20:31,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-12 23:20:31,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:20:31,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-12 23:20:31,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:20:31,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-12 23:20:31,992 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:20:31,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137607529] [2021-11-12 23:20:31,992 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:20:31,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607101049] [2021-11-12 23:20:31,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607101049] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:20:31,993 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:20:31,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2021-11-12 23:20:31,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30158134] [2021-11-12 23:20:31,994 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:20:31,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:20:31,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:20:31,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:20:31,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:20:31,997 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-12 23:20:32,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:20:32,302 INFO L93 Difference]: Finished difference Result 37 states and 45 transitions. [2021-11-12 23:20:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:20:32,305 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 16 [2021-11-12 23:20:32,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:20:32,306 INFO L225 Difference]: With dead ends: 37 [2021-11-12 23:20:32,306 INFO L226 Difference]: Without dead ends: 31 [2021-11-12 23:20:32,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:20:32,308 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 7 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 276.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.91ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 286.70ms IncrementalHoareTripleChecker+Time [2021-11-12 23:20:32,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 76 Invalid, 40 Unknown, 0 Unchecked, 2.91ms Time], IncrementalHoareTripleChecker [4 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 286.70ms Time] [2021-11-12 23:20:32,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-12 23:20:32,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-11-12 23:20:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 19 states have internal predecessors, (20), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-12 23:20:32,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2021-11-12 23:20:32,318 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 16 [2021-11-12 23:20:32,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:20:32,318 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-11-12 23:20:32,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-12 23:20:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-12 23:20:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 23:20:32,319 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:20:32,320 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:20:32,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:20:32,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:32,546 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:20:32,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:20:32,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1350514693, now seen corresponding path program 1 times [2021-11-12 23:20:32,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:20:32,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506032432] [2021-11-12 23:20:32,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:32,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:20:32,558 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:20:32,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1891310473] [2021-11-12 23:20:32,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:32,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:32,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:20:32,559 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:20:32,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 23:20:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:20:32,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-12 23:20:32,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:20:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:20:32,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:20:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-12 23:20:32,784 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:20:32,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506032432] [2021-11-12 23:20:32,784 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:20:32,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891310473] [2021-11-12 23:20:32,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891310473] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:20:32,785 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:20:32,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2021-11-12 23:20:32,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860051360] [2021-11-12 23:20:32,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:20:32,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:20:32,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:20:32,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:20:32,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:20:32,787 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-12 23:20:32,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:20:32,822 INFO L93 Difference]: Finished difference Result 37 states and 40 transitions. [2021-11-12 23:20:32,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:20:32,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23 [2021-11-12 23:20:32,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:20:32,824 INFO L225 Difference]: With dead ends: 37 [2021-11-12 23:20:32,824 INFO L226 Difference]: Without dead ends: 35 [2021-11-12 23:20:32,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:20:32,826 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 6 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.54ms IncrementalHoareTripleChecker+Time [2021-11-12 23:20:32,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 39 Invalid, 24 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 22.54ms Time] [2021-11-12 23:20:32,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-12 23:20:32,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-12 23:20:32,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 22 states have internal predecessors, (23), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-12 23:20:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions. [2021-11-12 23:20:32,835 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 23 [2021-11-12 23:20:32,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:20:32,836 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 38 transitions. [2021-11-12 23:20:32,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-12 23:20:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2021-11-12 23:20:32,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-12 23:20:32,837 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:20:32,838 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:20:32,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:20:33,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:33,050 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:20:33,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:20:33,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1426401899, now seen corresponding path program 2 times [2021-11-12 23:20:33,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:20:33,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470397014] [2021-11-12 23:20:33,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:20:33,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:20:33,070 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:20:33,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [128780917] [2021-11-12 23:20:33,071 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:20:33,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:33,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:20:33,076 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:20:33,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 23:20:33,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-12 23:20:33,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:20:33,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-12 23:20:33,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:20:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-12 23:20:33,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:20:33,411 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-12 23:20:33,411 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:20:33,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470397014] [2021-11-12 23:20:33,412 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:20:33,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128780917] [2021-11-12 23:20:33,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128780917] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:20:33,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2092663345] [2021-11-12 23:20:33,454 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2021-11-12 23:20:33,455 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:20:33,459 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:20:33,465 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:20:33,465 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:20:33,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,505 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:33,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:33,510 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:33,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:20:33,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-12 23:20:33,541 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_18|]} [2021-11-12 23:20:33,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:20:33,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:20:33,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:20:33,560 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:20:33,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:20:33,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:20:33,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:20:33,576 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:20:33,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:20:33,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:33,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:33,606 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:20:33,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:20:33,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:20:33,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:20:33,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:20:33,714 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:20:33,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,736 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,740 INFO L180 QuantifierPusher]: treesize reduction 8, result has 93.5 percent of original size [2021-11-12 23:20:33,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-12 23:20:33,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:20:33,744 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:444, output treesize:116 [2021-11-12 23:20:33,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-12 23:20:33,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 23:20:33,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-12 23:20:33,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:33,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 23:20:33,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:33,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,050 INFO L180 QuantifierPusher]: treesize reduction 59, result has 73.7 percent of original size [2021-11-12 23:20:34,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,084 INFO L180 QuantifierPusher]: treesize reduction 59, result has 74.5 percent of original size [2021-11-12 23:20:34,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-12 23:20:34,120 INFO L180 QuantifierPusher]: treesize reduction 59, result has 73.7 percent of original size [2021-11-12 23:20:34,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,144 INFO L180 QuantifierPusher]: treesize reduction 59, result has 74.5 percent of original size [2021-11-12 23:20:34,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-12 23:20:34,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,223 INFO L180 QuantifierPusher]: treesize reduction 59, result has 75.2 percent of original size [2021-11-12 23:20:34,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,245 INFO L180 QuantifierPusher]: treesize reduction 59, result has 75.9 percent of original size [2021-11-12 23:20:34,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-12 23:20:34,274 INFO L180 QuantifierPusher]: treesize reduction 59, result has 75.2 percent of original size [2021-11-12 23:20:34,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,300 INFO L180 QuantifierPusher]: treesize reduction 59, result has 75.9 percent of original size [2021-11-12 23:20:34,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-12 23:20:34,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,371 INFO L180 QuantifierPusher]: treesize reduction 57, result has 75.4 percent of original size [2021-11-12 23:20:34,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-12 23:20:34,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:34,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:34,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-12 23:20:34,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:34,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:34,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-12 23:20:34,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,564 INFO L180 QuantifierPusher]: treesize reduction 54, result has 77.6 percent of original size [2021-11-12 23:20:34,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,586 INFO L180 QuantifierPusher]: treesize reduction 54, result has 78.2 percent of original size [2021-11-12 23:20:34,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-12 23:20:34,605 INFO L180 QuantifierPusher]: treesize reduction 54, result has 77.6 percent of original size [2021-11-12 23:20:34,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:34,626 INFO L180 QuantifierPusher]: treesize reduction 54, result has 78.2 percent of original size [2021-11-12 23:20:34,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-12 23:20:34,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:34,830 INFO L180 QuantifierPusher]: treesize reduction 71, result has 83.8 percent of original size [2021-11-12 23:20:34,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:34,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:34,870 INFO L185 QuantifierPusher]: treesize reduction 6, result has 98.0 percent of original size 290 [2021-11-12 23:20:34,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:34,902 INFO L180 QuantifierPusher]: treesize reduction 6, result has 98.0 percent of original size [2021-11-12 23:20:34,922 INFO L185 QuantifierPusher]: treesize reduction 6, result has 97.6 percent of original size 247 [2021-11-12 23:20:34,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:34,935 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:20:34,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-11-12 23:20:34,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:34,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:34,979 INFO L185 QuantifierPusher]: treesize reduction 28, result has 90.7 percent of original size 272 [2021-11-12 23:20:34,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:34,993 INFO L180 QuantifierPusher]: treesize reduction 28, result has 90.8 percent of original size [2021-11-12 23:20:35,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-12 23:20:35,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:35,028 INFO L185 QuantifierPusher]: treesize reduction 12, result has 89.6 percent of original size 103 [2021-11-12 23:20:35,048 INFO L180 QuantifierPusher]: treesize reduction 71, result has 84.1 percent of original size [2021-11-12 23:20:35,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 345 [2021-11-12 23:20:35,079 INFO L180 QuantifierPusher]: treesize reduction 71, result has 83.8 percent of original size [2021-11-12 23:20:35,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,108 INFO L185 QuantifierPusher]: treesize reduction 12, result has 96.0 percent of original size 290 [2021-11-12 23:20:35,110 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,124 INFO L180 QuantifierPusher]: treesize reduction 12, result has 96.1 percent of original size [2021-11-12 23:20:35,145 INFO L185 QuantifierPusher]: treesize reduction 6, result has 97.6 percent of original size 247 [2021-11-12 23:20:35,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,155 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:20:35,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-11-12 23:20:35,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,208 INFO L185 QuantifierPusher]: treesize reduction 17, result has 94.1 percent of original size 272 [2021-11-12 23:20:35,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,221 INFO L180 QuantifierPusher]: treesize reduction 17, result has 94.2 percent of original size [2021-11-12 23:20:35,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-12 23:20:35,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 23:20:35,259 INFO L185 QuantifierPusher]: treesize reduction 12, result has 89.6 percent of original size 103 [2021-11-12 23:20:35,277 INFO L180 QuantifierPusher]: treesize reduction 71, result has 84.1 percent of original size [2021-11-12 23:20:35,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 345 [2021-11-12 23:20:35,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,429 INFO L180 QuantifierPusher]: treesize reduction 12, result has 97.0 percent of original size [2021-11-12 23:20:35,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 444 [2021-11-12 23:20:35,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,471 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,498 INFO L185 QuantifierPusher]: treesize reduction 70, result has 81.2 percent of original size 303 [2021-11-12 23:20:35,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,523 INFO L180 QuantifierPusher]: treesize reduction 70, result has 81.6 percent of original size [2021-11-12 23:20:35,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-12 23:20:35,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,567 INFO L185 QuantifierPusher]: treesize reduction 31, result has 89.4 percent of original size 262 [2021-11-12 23:20:35,569 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,579 INFO L180 QuantifierPusher]: treesize reduction 31, result has 90.4 percent of original size [2021-11-12 23:20:35,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 319 [2021-11-12 23:20:35,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,622 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size 207 [2021-11-12 23:20:35,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-12 23:20:35,642 INFO L185 QuantifierPusher]: treesize reduction 33, result has 75.7 percent of original size 103 [2021-11-12 23:20:35,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-12 23:20:35,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,682 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,705 INFO L185 QuantifierPusher]: treesize reduction 70, result has 81.2 percent of original size 303 [2021-11-12 23:20:35,707 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,720 INFO L180 QuantifierPusher]: treesize reduction 70, result has 81.6 percent of original size [2021-11-12 23:20:35,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-12 23:20:35,738 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 23:20:35,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 332 [2021-11-12 23:20:35,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,816 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size 207 [2021-11-12 23:20:35,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:35,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-12 23:20:35,847 INFO L185 QuantifierPusher]: treesize reduction 33, result has 75.7 percent of original size 103 [2021-11-12 23:20:35,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:35,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-12 23:20:35,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:35,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,183 INFO L180 QuantifierPusher]: treesize reduction 33, result has 92.7 percent of original size [2021-11-12 23:20:36,190 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,223 INFO L185 QuantifierPusher]: treesize reduction 12, result has 96.4 percent of original size 321 [2021-11-12 23:20:36,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,246 INFO L180 QuantifierPusher]: treesize reduction 12, result has 96.4 percent of original size [2021-11-12 23:20:36,279 INFO L185 QuantifierPusher]: treesize reduction 34, result has 90.5 percent of original size 324 [2021-11-12 23:20:36,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,295 INFO L180 QuantifierPusher]: treesize reduction 34, result has 90.7 percent of original size [2021-11-12 23:20:36,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 318 [2021-11-12 23:20:36,316 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,348 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.1 percent of original size 265 [2021-11-12 23:20:36,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,359 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.2 percent of original size [2021-11-12 23:20:36,375 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size 207 [2021-11-12 23:20:36,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-12 23:20:36,389 INFO L185 QuantifierPusher]: treesize reduction 24, result has 81.1 percent of original size 103 [2021-11-12 23:20:36,410 INFO L180 QuantifierPusher]: treesize reduction 33, result has 92.8 percent of original size [2021-11-12 23:20:36,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 398 [2021-11-12 23:20:36,444 INFO L180 QuantifierPusher]: treesize reduction 33, result has 92.7 percent of original size [2021-11-12 23:20:36,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,474 INFO L185 QuantifierPusher]: treesize reduction 12, result has 96.4 percent of original size 321 [2021-11-12 23:20:36,476 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,491 INFO L180 QuantifierPusher]: treesize reduction 12, result has 96.4 percent of original size [2021-11-12 23:20:36,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 265 [2021-11-12 23:20:36,528 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-11-12 23:20:36,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2021-11-12 23:20:36,571 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,590 INFO L185 QuantifierPusher]: treesize reduction 6, result has 97.2 percent of original size 207 [2021-11-12 23:20:36,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-12 23:20:36,608 INFO L185 QuantifierPusher]: treesize reduction 24, result has 81.1 percent of original size 103 [2021-11-12 23:20:36,631 INFO L180 QuantifierPusher]: treesize reduction 33, result has 92.8 percent of original size [2021-11-12 23:20:36,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 398 [2021-11-12 23:20:36,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,849 INFO L180 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-11-12 23:20:36,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:36,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:36,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:36,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:36,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:36,863 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,865 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:36,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 23:20:36,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:36,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:36,880 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:36,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:36,903 INFO L180 QuantifierPusher]: treesize reduction 38, result has 71.2 percent of original size [2021-11-12 23:20:36,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-12 23:20:36,922 INFO L180 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-11-12 23:20:36,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:36,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 23:20:36,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:36,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:36,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:36,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:36,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:36,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:36,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:36,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:36,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:36,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:36,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:36,964 INFO L180 QuantifierPusher]: treesize reduction 38, result has 71.2 percent of original size [2021-11-12 23:20:36,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-12 23:20:36,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:36,988 INFO L180 QuantifierPusher]: treesize reduction 36, result has 69.7 percent of original size [2021-11-12 23:20:36,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-11-12 23:20:36,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,004 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 23:20:37,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:37,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:37,017 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:37,020 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:37,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:37,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:37,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:37,054 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 23:20:37,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:37,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:37,067 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,080 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:37,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:37,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:37,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:37,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:37,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:37,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-12 23:20:37,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:37,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:37,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:37,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:37,142 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:37,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:37,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:37,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:37,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:37,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:37,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:37,176 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,182 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:37,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:37,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:37,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:37,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:37,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:37,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-12 23:20:37,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,250 INFO L180 QuantifierPusher]: treesize reduction 42, result has 72.7 percent of original size [2021-11-12 23:20:37,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:20:37,268 INFO L180 QuantifierPusher]: treesize reduction 42, result has 73.9 percent of original size [2021-11-12 23:20:37,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 23:20:37,276 INFO L180 QuantifierPusher]: treesize reduction 42, result has 72.7 percent of original size [2021-11-12 23:20:37,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:20:37,287 INFO L180 QuantifierPusher]: treesize reduction 42, result has 73.9 percent of original size [2021-11-12 23:20:37,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 23:20:37,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,319 INFO L180 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-11-12 23:20:37,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:37,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 23:20:37,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:37,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:37,338 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,340 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:37,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:37,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:37,346 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:37,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:37,350 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:37,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:37,362 INFO L180 QuantifierPusher]: treesize reduction 38, result has 71.2 percent of original size [2021-11-12 23:20:37,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-12 23:20:37,371 INFO L180 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-11-12 23:20:37,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,378 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:37,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:37,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:37,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:37,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:37,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,393 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:37,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 23:20:37,399 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:37,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:37,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:37,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:37,414 INFO L180 QuantifierPusher]: treesize reduction 38, result has 71.2 percent of original size [2021-11-12 23:20:37,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-12 23:20:37,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,460 INFO L180 QuantifierPusher]: treesize reduction 36, result has 69.7 percent of original size [2021-11-12 23:20:37,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-11-12 23:20:37,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,581 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-12 23:20:37,613 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:20:37,628 INFO L185 QuantifierPusher]: treesize reduction 45, result has 88.0 percent of original size 331 [2021-11-12 23:20:37,660 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,677 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:20:37,687 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,696 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:20:37,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 186 [2021-11-12 23:20:37,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 187 [2021-11-12 23:20:37,715 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-12 23:20:37,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 23:20:37,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-11-12 23:20:37,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-11-12 23:20:37,746 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:20:37,755 INFO L185 QuantifierPusher]: treesize reduction 30, result has 48.3 percent of original size 28 [2021-11-12 23:20:37,762 INFO L185 QuantifierPusher]: treesize reduction 60, result has 73.3 percent of original size 165 [2021-11-12 23:20:37,779 INFO L185 QuantifierPusher]: treesize reduction 60, result has 73.3 percent of original size 165 [2021-11-12 23:20:37,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,795 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 23:20:37,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:37,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:37,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:37,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:37,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:37,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:37,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:37,828 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:37,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 23:20:37,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:37,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:37,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:37,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:37,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:37,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:37,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:37,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:37,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:37,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:37,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-12 23:20:37,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:37,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,007 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:38,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 23:20:38,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:38,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:38,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:38,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,028 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:38,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:38,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:38,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:38,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,039 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,041 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:20:38,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 23:20:38,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:20:38,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 23:20:38,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,050 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:20:38,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-12 23:20:38,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:20:38,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-12 23:20:38,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:38,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:38,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-12 23:20:38,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,158 INFO L180 QuantifierPusher]: treesize reduction 34, result has 70.9 percent of original size [2021-11-12 23:20:38,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:38,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:38,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:38,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:38,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,194 INFO L180 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-11-12 23:20:38,197 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,199 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:38,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 23:20:38,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:38,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:38,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:20:38,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:20:38,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 23:20:38,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:20:38,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:20:38,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:20:38,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:20:38,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:20:38,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 23:20:38,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:20:38,247 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 34 for LOIs [2021-11-12 23:20:38,252 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:20:39,341 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:20:39,341 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:20:39,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-11-12 23:20:39,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881716664] [2021-11-12 23:20:39,342 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:20:39,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:20:39,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:20:39,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:20:39,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-11-12 23:20:39,343 INFO L87 Difference]: Start difference. First operand 35 states and 38 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 7 states have internal predecessors, (14), 4 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2021-11-12 23:20:39,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:20:39,504 INFO L93 Difference]: Finished difference Result 42 states and 50 transitions. [2021-11-12 23:20:39,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:20:39,505 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 7 states have internal predecessors, (14), 4 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 28 [2021-11-12 23:20:39,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:20:39,505 INFO L225 Difference]: With dead ends: 42 [2021-11-12 23:20:39,505 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 23:20:39,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2021-11-12 23:20:39,507 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 10 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.58ms SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105.72ms IncrementalHoareTripleChecker+Time [2021-11-12 23:20:39,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 43 Invalid, 99 Unknown, 0 Unchecked, 1.58ms Time], IncrementalHoareTripleChecker [27 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 105.72ms Time] [2021-11-12 23:20:39,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 23:20:39,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 23:20:39,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:20:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 23:20:39,508 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-11-12 23:20:39,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:20:39,509 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 23:20:39,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 7 states have internal predecessors, (14), 4 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2021-11-12 23:20:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 23:20:39,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 23:20:39,511 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:20:39,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:20:39,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:20:39,725 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 23:20:40,226 INFO L858 garLoopResultBuilder]: For program point L33(lines 30 42) no Hoare annotation was computed. [2021-11-12 23:20:40,226 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 23:20:40,227 INFO L854 garLoopResultBuilder]: At program point L31(line 31) the Hoare annotation is: (and (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) [2021-11-12 23:20:40,227 INFO L854 garLoopResultBuilder]: At program point L31-1(line 31) the Hoare annotation is: (and (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) [2021-11-12 23:20:40,227 INFO L861 garLoopResultBuilder]: At program point L46(line 46) the Hoare annotation is: true [2021-11-12 23:20:40,227 INFO L854 garLoopResultBuilder]: At program point L44(line 44) the Hoare annotation is: (and (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) [2021-11-12 23:20:40,227 INFO L854 garLoopResultBuilder]: At program point L32(line 32) the Hoare annotation is: (and (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) [2021-11-12 23:20:40,227 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 23:20:40,227 INFO L854 garLoopResultBuilder]: At program point L30-2(lines 30 42) the Hoare annotation is: (and (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) [2021-11-12 23:20:40,228 INFO L854 garLoopResultBuilder]: At program point L30-3(lines 30 42) the Hoare annotation is: (and (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) [2021-11-12 23:20:40,228 INFO L854 garLoopResultBuilder]: At program point L45(line 45) the Hoare annotation is: (= (* 4 |ULTIMATE.start_main_~s~0#1|) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1)) [2021-11-12 23:20:40,228 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 11 17) the Hoare annotation is: true [2021-11-12 23:20:40,228 INFO L858 garLoopResultBuilder]: For program point L13(lines 13 14) no Hoare annotation was computed. [2021-11-12 23:20:40,228 INFO L858 garLoopResultBuilder]: For program point L12(lines 12 15) no Hoare annotation was computed. [2021-11-12 23:20:40,228 INFO L858 garLoopResultBuilder]: For program point L12-2(lines 11 17) no Hoare annotation was computed. [2021-11-12 23:20:40,228 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 11 17) no Hoare annotation was computed. [2021-11-12 23:20:40,228 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-11-12 23:20:40,230 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2021-11-12 23:20:40,231 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:20:40,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:20:40 BoogieIcfgContainer [2021-11-12 23:20:40,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:20:40,244 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:20:40,244 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:20:40,244 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:20:40,245 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:20:30" (3/4) ... [2021-11-12 23:20:40,247 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 23:20:40,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-12 23:20:40,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-12 23:20:40,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-12 23:20:40,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-12 23:20:40,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 23:20:40,287 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 23:20:40,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:20:40,288 INFO L158 Benchmark]: Toolchain (without parser) took 10715.48ms. Allocated memory was 123.7MB in the beginning and 220.2MB in the end (delta: 96.5MB). Free memory was 88.1MB in the beginning and 106.3MB in the end (delta: -18.2MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,288 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory was 94.8MB in the beginning and 94.8MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:20:40,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.62ms. Allocated memory is still 123.7MB. Free memory was 87.9MB in the beginning and 98.3MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.08ms. Allocated memory is still 123.7MB. Free memory was 98.3MB in the beginning and 96.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,289 INFO L158 Benchmark]: Boogie Preprocessor took 20.00ms. Allocated memory is still 123.7MB. Free memory was 96.4MB in the beginning and 95.6MB in the end (delta: 822.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,289 INFO L158 Benchmark]: RCFGBuilder took 362.60ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 84.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,289 INFO L158 Benchmark]: TraceAbstraction took 10000.41ms. Allocated memory was 123.7MB in the beginning and 220.2MB in the end (delta: 96.5MB). Free memory was 84.3MB in the beginning and 108.4MB in the end (delta: -24.0MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,290 INFO L158 Benchmark]: Witness Printer took 43.50ms. Allocated memory is still 220.2MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:20:40,290 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory was 94.8MB in the beginning and 94.8MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.62ms. Allocated memory is still 123.7MB. Free memory was 87.9MB in the beginning and 98.3MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.08ms. Allocated memory is still 123.7MB. Free memory was 98.3MB in the beginning and 96.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.00ms. Allocated memory is still 123.7MB. Free memory was 96.4MB in the beginning and 95.6MB in the end (delta: 822.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 362.60ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 84.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10000.41ms. Allocated memory was 123.7MB in the beginning and 220.2MB in the end (delta: 96.5MB). Free memory was 84.3MB in the beginning and 108.4MB in the end (delta: -24.0MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Witness Printer took 43.50ms. Allocated memory is still 220.2MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 509.23ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 318 SdHoareTripleChecker+Invalid, 457.12ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 245 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 196 IncrementalHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 86 mSDtfsCounter, 196 mSolverCounterSat, 17.59ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 187 GetRequests, 147 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=4, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 31 PreInvPairs, 53 NumberOfFragments, 134 HoareAnnotationTreeSize, 31 FomulaSimplifications, 5 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 494 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 84 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 153 ConstructedInterpolants, 0 QuantifiedInterpolants, 557 SizeOfPredicates, 5 NumberOfNonLiveVariables, 304 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 122/130 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: t == 1 + 2 * a && 4 * s == t * t + 2 * t + 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-12 23:20:40,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0cba3d-8ead-4742-8537-234f0ab15acb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE