./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_abp_1-1.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_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/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_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/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_ac15eea5-33cc-40b2-bc16-c0f02c465092/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 39adc6d5c92d5d4be7746cac0afbcc96f3b450588f18f3eb2d03a3ab1e20a3ef --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:11:24,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:11:24,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:11:25,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:11:25,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:11:25,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:11:25,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:11:25,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:11:25,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:11:25,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:11:25,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:11:25,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:11:25,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:11:25,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:11:25,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:11:25,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:11:25,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:11:25,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:11:25,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:11:25,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:11:25,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:11:25,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:11:25,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:11:25,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:11:25,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:11:25,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:11:25,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:11:25,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:11:25,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:11:25,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:11:25,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:11:25,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:11:25,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:11:25,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:11:25,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:11:25,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:11:25,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:11:25,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:11:25,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:11:25,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:11:25,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:11:25,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:11:25,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:11:25,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:11:25,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:11:25,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:11:25,176 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:11:25,176 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:11:25,176 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:11:25,176 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:11:25,176 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:11:25,177 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:11:25,178 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:11:25,178 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:11:25,178 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:11:25,178 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:11:25,179 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:11:25,179 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:11:25,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:11:25,180 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:11:25,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:11:25,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:11:25,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:11:25,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:11:25,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:11:25,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:11:25,181 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:11:25,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:11:25,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:11:25,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:11:25,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:11:25,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:11:25,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:11:25,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:11:25,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:11:25,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:11:25,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:11:25,185 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:11:25,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:11:25,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:11:25,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:11:25,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:11:25,186 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_ac15eea5-33cc-40b2-bc16-c0f02c465092/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39adc6d5c92d5d4be7746cac0afbcc96f3b450588f18f3eb2d03a3ab1e20a3ef [2021-11-12 23:11:25,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:11:25,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:11:25,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:11:25,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:11:25,517 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:11:25,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/psyco/psyco_abp_1-1.c [2021-11-12 23:11:25,588 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/data/b018218cb/cc0fc7aeae844c40a66984d2ec154d8d/FLAG542355144 [2021-11-12 23:11:26,174 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:11:26,177 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/sv-benchmarks/c/psyco/psyco_abp_1-1.c [2021-11-12 23:11:26,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/data/b018218cb/cc0fc7aeae844c40a66984d2ec154d8d/FLAG542355144 [2021-11-12 23:11:26,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/data/b018218cb/cc0fc7aeae844c40a66984d2ec154d8d [2021-11-12 23:11:26,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:11:26,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:11:26,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:26,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:11:26,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:11:26,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:26" (1/1) ... [2021-11-12 23:11:26,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284b884f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:26, skipping insertion in model container [2021-11-12 23:11:26,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:26" (1/1) ... [2021-11-12 23:11:26,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:11:26,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:11:26,874 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_ac15eea5-33cc-40b2-bc16-c0f02c465092/sv-benchmarks/c/psyco/psyco_abp_1-1.c[24818,24831] [2021-11-12 23:11:26,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:11:26,896 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:11:27,013 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_ac15eea5-33cc-40b2-bc16-c0f02c465092/sv-benchmarks/c/psyco/psyco_abp_1-1.c[24818,24831] [2021-11-12 23:11:27,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:11:27,038 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:11:27,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27 WrapperNode [2021-11-12 23:11:27,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:27,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:11:27,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:11:27,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:11:27,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:11:27,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:11:27,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:11:27,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:11:27,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:11:27,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:11:27,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:11:27,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:11:27,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (1/1) ... [2021-11-12 23:11:27,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:11:27,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:11:27,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:11:27,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:11:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:11:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:11:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:11:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:11:28,104 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:11:28,110 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-12 23:11:28,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:11:28 BoogieIcfgContainer [2021-11-12 23:11:28,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:11:28,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:11:28,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:11:28,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:11:28,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:11:26" (1/3) ... [2021-11-12 23:11:28,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb396cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:11:28, skipping insertion in model container [2021-11-12 23:11:28,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:27" (2/3) ... [2021-11-12 23:11:28,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb396cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:11:28, skipping insertion in model container [2021-11-12 23:11:28,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:11:28" (3/3) ... [2021-11-12 23:11:28,121 INFO L111 eAbstractionObserver]: Analyzing ICFG psyco_abp_1-1.c [2021-11-12 23:11:28,127 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:11:28,127 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:11:28,183 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:11:28,194 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 23:11:28,195 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:11:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 105 states have (on average 1.9714285714285715) internal successors, (207), 106 states have internal predecessors, (207), 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 23:11:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 23:11:28,239 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:28,239 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:28,240 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:28,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:28,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1655152119, now seen corresponding path program 1 times [2021-11-12 23:11:28,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:28,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869684682] [2021-11-12 23:11:28,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:28,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:28,486 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 23:11:28,486 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:28,487 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869684682] [2021-11-12 23:11:28,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869684682] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:28,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:28,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:11:28,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776754305] [2021-11-12 23:11:28,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:28,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:11:28,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:28,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:11:28,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:11:28,536 INFO L87 Difference]: Start difference. First operand has 107 states, 105 states have (on average 1.9714285714285715) internal successors, (207), 106 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:28,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:28,604 INFO L93 Difference]: Finished difference Result 213 states and 413 transitions. [2021-11-12 23:11:28,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:11:28,607 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-12 23:11:28,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:28,618 INFO L225 Difference]: With dead ends: 213 [2021-11-12 23:11:28,619 INFO L226 Difference]: Without dead ends: 104 [2021-11-12 23:11:28,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:11:28,626 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.15ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.42ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:28,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 3 Unknown, 0 Unchecked, 6.15ms Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 16.42ms Time] [2021-11-12 23:11:28,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-11-12 23:11:28,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-11-12 23:11:28,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.6893203883495145) internal successors, (174), 103 states have internal predecessors, (174), 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 23:11:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 174 transitions. [2021-11-12 23:11:28,671 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 174 transitions. Word has length 8 [2021-11-12 23:11:28,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:28,671 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 174 transitions. [2021-11-12 23:11:28,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-12 23:11:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 23:11:28,673 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:28,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:28,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:11:28,674 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:28,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:28,675 INFO L85 PathProgramCache]: Analyzing trace with hash 762379355, now seen corresponding path program 1 times [2021-11-12 23:11:28,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:28,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054939152] [2021-11-12 23:11:28,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:28,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:28,756 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 23:11:28,757 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:28,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054939152] [2021-11-12 23:11:28,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054939152] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:28,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:28,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:11:28,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103770186] [2021-11-12 23:11:28,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:28,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:11:28,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:28,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:11:28,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:28,763 INFO L87 Difference]: Start difference. First operand 104 states and 174 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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 23:11:28,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:28,849 INFO L93 Difference]: Finished difference Result 210 states and 351 transitions. [2021-11-12 23:11:28,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:11:28,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-12 23:11:28,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:28,851 INFO L225 Difference]: With dead ends: 210 [2021-11-12 23:11:28,852 INFO L226 Difference]: Without dead ends: 107 [2021-11-12 23:11:28,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:28,854 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 4 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.62ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.40ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:28,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 323 Invalid, 21 Unknown, 0 Unchecked, 3.62ms Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 54.40ms Time] [2021-11-12 23:11:28,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-12 23:11:28,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-12 23:11:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.669811320754717) internal successors, (177), 106 states have internal predecessors, (177), 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 23:11:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 177 transitions. [2021-11-12 23:11:28,876 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 177 transitions. Word has length 9 [2021-11-12 23:11:28,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:28,877 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 177 transitions. [2021-11-12 23:11:28,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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 23:11:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 177 transitions. [2021-11-12 23:11:28,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-12 23:11:28,882 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:28,883 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:28,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 23:11:28,883 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:28,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:28,885 INFO L85 PathProgramCache]: Analyzing trace with hash -197013714, now seen corresponding path program 1 times [2021-11-12 23:11:28,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:28,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215015454] [2021-11-12 23:11:28,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:28,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:29,236 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 23:11:29,236 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:29,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215015454] [2021-11-12 23:11:29,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215015454] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:29,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:29,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-12 23:11:29,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428516737] [2021-11-12 23:11:29,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:29,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:11:29,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:29,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:11:29,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:11:29,239 INFO L87 Difference]: Start difference. First operand 107 states and 177 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:29,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:29,508 INFO L93 Difference]: Finished difference Result 216 states and 354 transitions. [2021-11-12 23:11:29,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:11:29,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-12 23:11:29,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:29,515 INFO L225 Difference]: With dead ends: 216 [2021-11-12 23:11:29,515 INFO L226 Difference]: Without dead ends: 192 [2021-11-12 23:11:29,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:11:29,524 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 148 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 201.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.95ms SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 246.07ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:29,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 381 Invalid, 136 Unknown, 0 Unchecked, 5.95ms Time], IncrementalHoareTripleChecker [31 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 246.07ms Time] [2021-11-12 23:11:29,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-11-12 23:11:29,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 176. [2021-11-12 23:11:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 175 states have (on average 1.6571428571428573) internal successors, (290), 175 states have internal predecessors, (290), 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 23:11:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 290 transitions. [2021-11-12 23:11:29,552 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 290 transitions. Word has length 14 [2021-11-12 23:11:29,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:29,553 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 290 transitions. [2021-11-12 23:11:29,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:29,553 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-12 23:11:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-12 23:11:29,556 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:29,556 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:29,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-12 23:11:29,557 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:29,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:29,558 INFO L85 PathProgramCache]: Analyzing trace with hash 938789430, now seen corresponding path program 1 times [2021-11-12 23:11:29,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:29,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003731252] [2021-11-12 23:11:29,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:29,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:29,629 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 23:11:29,630 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:29,630 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003731252] [2021-11-12 23:11:29,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003731252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:29,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:29,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:11:29,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012996005] [2021-11-12 23:11:29,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:29,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:11:29,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:29,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:11:29,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:29,633 INFO L87 Difference]: Start difference. First operand 176 states and 290 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:29,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:29,667 INFO L93 Difference]: Finished difference Result 302 states and 496 transitions. [2021-11-12 23:11:29,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:11:29,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-12 23:11:29,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:29,671 INFO L225 Difference]: With dead ends: 302 [2021-11-12 23:11:29,671 INFO L226 Difference]: Without dead ends: 128 [2021-11-12 23:11:29,675 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:29,685 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 32 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.98ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.11ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:29,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 295 Invalid, 24 Unknown, 0 Unchecked, 0.98ms Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 27.11ms Time] [2021-11-12 23:11:29,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-12 23:11:29,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 126. [2021-11-12 23:11:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 125 states have (on average 1.624) internal successors, (203), 125 states have internal predecessors, (203), 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 23:11:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 203 transitions. [2021-11-12 23:11:29,701 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 203 transitions. Word has length 15 [2021-11-12 23:11:29,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:29,702 INFO L470 AbstractCegarLoop]: Abstraction has 126 states and 203 transitions. [2021-11-12 23:11:29,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 203 transitions. [2021-11-12 23:11:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-12 23:11:29,704 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:29,704 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:29,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-12 23:11:29,705 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:29,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:29,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1693191315, now seen corresponding path program 1 times [2021-11-12 23:11:29,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:29,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734252137] [2021-11-12 23:11:29,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:29,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:29,785 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:11:29,786 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:29,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734252137] [2021-11-12 23:11:29,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734252137] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:29,786 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:29,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:11:29,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883262121] [2021-11-12 23:11:29,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:29,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:11:29,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:29,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:11:29,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:29,790 INFO L87 Difference]: Start difference. First operand 126 states and 203 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:29,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:29,822 INFO L93 Difference]: Finished difference Result 234 states and 375 transitions. [2021-11-12 23:11:29,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:11:29,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-12 23:11:29,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:29,824 INFO L225 Difference]: With dead ends: 234 [2021-11-12 23:11:29,824 INFO L226 Difference]: Without dead ends: 110 [2021-11-12 23:11:29,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:29,825 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 100 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.68ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.26ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:29,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 169 Invalid, 23 Unknown, 0 Unchecked, 1.68ms Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 25.26ms Time] [2021-11-12 23:11:29,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-11-12 23:11:29,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-11-12 23:11:29,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.588785046728972) internal successors, (170), 107 states have internal predecessors, (170), 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 23:11:29,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 170 transitions. [2021-11-12 23:11:29,836 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 170 transitions. Word has length 20 [2021-11-12 23:11:29,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:29,840 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 170 transitions. [2021-11-12 23:11:29,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2021-11-12 23:11:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 23:11:29,845 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:29,845 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:29,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-12 23:11:29,846 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:29,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:29,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1475234708, now seen corresponding path program 1 times [2021-11-12 23:11:29,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:29,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809298398] [2021-11-12 23:11:29,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:29,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:29,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:11:29,935 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:29,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809298398] [2021-11-12 23:11:29,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809298398] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:11:29,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057980112] [2021-11-12 23:11:29,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:29,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:11:29,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:11:29,939 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:11:29,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 23:11:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:30,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:11:30,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:11:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:11:30,158 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:11:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:11:30,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057980112] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:11:30,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [407174960] [2021-11-12 23:11:30,253 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2021-11-12 23:11:30,254 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:11:30,259 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:11:30,269 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:11:30,269 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:11:30,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:30,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:11:30,332 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:30,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:11:30,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:11:30,360 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_9|], 21=[|v_#valid_10|]} [2021-11-12 23:11:30,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,386 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 23:11:30,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:30,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:30,391 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:30,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:30,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:30,431 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 23:11:30,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:30,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:30,436 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:30,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:30,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:11:30,452 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:11:30,452 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:11:30,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:30,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:30,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:30,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:30,614 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:11:30,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:30,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:30,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:30,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:30,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:30,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:30,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:30,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,019 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:11:31,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:11:31,071 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:11:31,098 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:31,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:31,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:31,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:31,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:11:31,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:11:31,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:11:31,301 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:11:31,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:11:31,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:31,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:11:31,386 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:11:31,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:31,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,636 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:11:31,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:11:31,664 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:11:31,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:11:31,681 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:11:31,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:11:31,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:31,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:31,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:31,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:11:31,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 23:11:31,768 INFO L180 QuantifierPusher]: treesize reduction 180, result has 0.6 percent of original size [2021-11-12 23:11:31,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:31,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:31,981 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.6 percent of original size [2021-11-12 23:11:31,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-12 23:11:31,996 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.7 percent of original size [2021-11-12 23:11:32,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:32,028 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.3 percent of original size [2021-11-12 23:11:32,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:11:32,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:11:32,092 INFO L180 QuantifierPusher]: treesize reduction 175, result has 0.6 percent of original size [2021-11-12 23:11:32,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:32,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,236 INFO L180 QuantifierPusher]: treesize reduction 83, result has 63.3 percent of original size [2021-11-12 23:11:32,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-12 23:11:32,249 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.7 percent of original size [2021-11-12 23:11:32,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:32,269 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.6 percent of original size [2021-11-12 23:11:32,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-12 23:11:32,282 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.7 percent of original size [2021-11-12 23:11:32,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:32,300 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.3 percent of original size [2021-11-12 23:11:32,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:11:32,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-12 23:11:32,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:32,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:32,731 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.3 percent of original size [2021-11-12 23:11:32,743 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:32,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-12 23:11:32,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:32,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:32,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:32,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:32,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:11:32,833 INFO L185 QuantifierPusher]: treesize reduction 7, result has 96.8 percent of original size 210 [2021-11-12 23:11:32,866 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.8 percent of original size 582 [2021-11-12 23:11:32,915 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.9 percent of original size 655 [2021-11-12 23:11:32,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:33,067 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:11:38,057 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:11:38,058 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:11:38,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2021-11-12 23:11:38,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762186311] [2021-11-12 23:11:38,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:11:38,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:11:38,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:38,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:11:38,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2021-11-12 23:11:38,060 INFO L87 Difference]: Start difference. First operand 108 states and 170 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 23:11:38,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:38,223 INFO L93 Difference]: Finished difference Result 197 states and 311 transitions. [2021-11-12 23:11:38,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:11:38,230 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-12 23:11:38,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:38,232 INFO L225 Difference]: With dead ends: 197 [2021-11-12 23:11:38,232 INFO L226 Difference]: Without dead ends: 185 [2021-11-12 23:11:38,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2021-11-12 23:11:38,234 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 256 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 115.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 661 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.00ms SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 148.26ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:38,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 661 Invalid, 165 Unknown, 0 Unchecked, 3.00ms Time], IncrementalHoareTripleChecker [27 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 148.26ms Time] [2021-11-12 23:11:38,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-11-12 23:11:38,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 171. [2021-11-12 23:11:38,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.6352941176470588) internal successors, (278), 170 states have internal predecessors, (278), 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 23:11:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 278 transitions. [2021-11-12 23:11:38,247 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 278 transitions. Word has length 22 [2021-11-12 23:11:38,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:38,248 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 278 transitions. [2021-11-12 23:11:38,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 23:11:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 278 transitions. [2021-11-12 23:11:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 23:11:38,249 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:38,249 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:38,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:11:38,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:11:38,474 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:38,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:38,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1500920786, now seen corresponding path program 1 times [2021-11-12 23:11:38,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:38,475 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490271960] [2021-11-12 23:11:38,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:38,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:11:38,577 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:38,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490271960] [2021-11-12 23:11:38,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490271960] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:11:38,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178495659] [2021-11-12 23:11:38,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:38,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:11:38,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:11:38,591 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:11:38,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 23:11:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:38,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-12 23:11:38,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:11:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:11:38,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:11:39,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:11:39,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178495659] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:11:39,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1452260888] [2021-11-12 23:11:39,030 INFO L159 IcfgInterpreter]: Started Sifa with 19 locations of interest [2021-11-12 23:11:39,031 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:11:39,031 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:11:39,031 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:11:39,031 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:11:39,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,053 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:39,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:11:39,054 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:39,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:11:39,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:11:39,063 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_10|], 21=[|v_#valid_11|]} [2021-11-12 23:11:39,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,077 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 23:11:39,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:39,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:39,082 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:39,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:39,129 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 23:11:39,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:39,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:39,135 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:39,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,143 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:11:39,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:11:39,147 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:11:39,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:39,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:39,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:39,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:39,233 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:11:39,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:39,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:39,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:39,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,474 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:11:39,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:11:39,506 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:11:39,520 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:39,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:11:39,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:11:39,622 INFO L180 QuantifierPusher]: treesize reduction 126, result has 87.5 percent of original size [2021-11-12 23:11:39,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:11:39,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:11:39,676 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:11:39,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:39,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,852 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:11:39,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:11:39,862 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:11:39,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:11:39,878 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:11:39,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:11:39,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:39,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:39,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:11:39,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-12 23:11:39,923 INFO L180 QuantifierPusher]: treesize reduction 182, result has 0.5 percent of original size [2021-11-12 23:11:39,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:39,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:39,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,089 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.6 percent of original size [2021-11-12 23:11:40,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-12 23:11:40,098 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.7 percent of original size [2021-11-12 23:11:40,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:40,111 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.3 percent of original size [2021-11-12 23:11:40,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:11:40,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-12 23:11:40,158 INFO L180 QuantifierPusher]: treesize reduction 173, result has 0.6 percent of original size [2021-11-12 23:11:40,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:40,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,301 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.9 percent of original size [2021-11-12 23:11:40,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:11:40,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-12 23:11:40,316 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.2 percent of original size [2021-11-12 23:11:40,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-12 23:11:40,332 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.6 percent of original size [2021-11-12 23:11:40,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-12 23:11:40,342 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.7 percent of original size [2021-11-12 23:11:40,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:40,358 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.3 percent of original size [2021-11-12 23:11:40,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:11:40,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-12 23:11:40,493 INFO L180 QuantifierPusher]: treesize reduction 173, result has 0.6 percent of original size [2021-11-12 23:11:40,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:40,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:40,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:40,721 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.3 percent of original size [2021-11-12 23:11:40,727 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:40,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-12 23:11:40,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:40,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,764 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:40,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,769 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:40,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:11:40,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-12 23:11:40,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:40,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:40,786 INFO L185 QuantifierPusher]: treesize reduction 7, result has 96.1 percent of original size 174 [2021-11-12 23:11:40,805 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.7 percent of original size 552 [2021-11-12 23:11:40,832 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.9 percent of original size 625 [2021-11-12 23:11:40,839 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:11:45,307 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:11:45,308 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:11:45,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 6] total 10 [2021-11-12 23:11:45,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335249404] [2021-11-12 23:11:45,308 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:11:45,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:11:45,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:45,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:11:45,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=602, Unknown=0, NotChecked=0, Total=702 [2021-11-12 23:11:45,310 INFO L87 Difference]: Start difference. First operand 171 states and 278 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 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 23:11:45,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:45,626 INFO L93 Difference]: Finished difference Result 351 states and 563 transitions. [2021-11-12 23:11:45,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:11:45,627 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-11-12 23:11:45,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:45,629 INFO L225 Difference]: With dead ends: 351 [2021-11-12 23:11:45,629 INFO L226 Difference]: Without dead ends: 332 [2021-11-12 23:11:45,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=100, Invalid=602, Unknown=0, NotChecked=0, Total=702 [2021-11-12 23:11:45,632 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 576 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 225.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 1104 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.80ms SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 280.91ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:45,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [576 Valid, 1104 Invalid, 268 Unknown, 0 Unchecked, 6.80ms Time], IncrementalHoareTripleChecker [30 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 280.91ms Time] [2021-11-12 23:11:45,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-11-12 23:11:45,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 306. [2021-11-12 23:11:45,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.6360655737704919) internal successors, (499), 305 states have internal predecessors, (499), 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 23:11:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 499 transitions. [2021-11-12 23:11:45,650 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 499 transitions. Word has length 23 [2021-11-12 23:11:45,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:45,651 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 499 transitions. [2021-11-12 23:11:45,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 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 23:11:45,651 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 499 transitions. [2021-11-12 23:11:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-12 23:11:45,655 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:45,655 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:45,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:11:45,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2021-11-12 23:11:45,877 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:45,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:45,878 INFO L85 PathProgramCache]: Analyzing trace with hash -237703855, now seen corresponding path program 1 times [2021-11-12 23:11:45,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:45,878 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157802254] [2021-11-12 23:11:45,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:45,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:45,911 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:11:45,911 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:45,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157802254] [2021-11-12 23:11:45,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157802254] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:45,912 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:45,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:11:45,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972411798] [2021-11-12 23:11:45,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:45,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:11:45,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:45,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:11:45,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:45,913 INFO L87 Difference]: Start difference. First operand 306 states and 499 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 23:11:45,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:45,948 INFO L93 Difference]: Finished difference Result 484 states and 785 transitions. [2021-11-12 23:11:45,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:11:45,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-12 23:11:45,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:45,952 INFO L225 Difference]: With dead ends: 484 [2021-11-12 23:11:45,952 INFO L226 Difference]: Without dead ends: 201 [2021-11-12 23:11:45,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:45,954 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 32 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.76ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.49ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:45,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 233 Invalid, 24 Unknown, 0 Unchecked, 0.76ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 22.49ms Time] [2021-11-12 23:11:45,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-12 23:11:45,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 199. [2021-11-12 23:11:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 198 states have (on average 1.5808080808080809) internal successors, (313), 198 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:11:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 313 transitions. [2021-11-12 23:11:45,961 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 313 transitions. Word has length 24 [2021-11-12 23:11:45,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:45,962 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 313 transitions. [2021-11-12 23:11:45,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 23:11:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 313 transitions. [2021-11-12 23:11:45,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-12 23:11:45,963 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:45,963 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:45,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2021-11-12 23:11:45,963 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:45,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:45,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1366376596, now seen corresponding path program 1 times [2021-11-12 23:11:45,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:45,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320488693] [2021-11-12 23:11:45,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:45,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-12 23:11:45,996 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:45,996 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320488693] [2021-11-12 23:11:45,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320488693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:11:45,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:11:45,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:11:45,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623694433] [2021-11-12 23:11:45,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:11:45,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:11:45,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:45,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:11:45,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:45,999 INFO L87 Difference]: Start difference. First operand 199 states and 313 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 23:11:46,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:46,026 INFO L93 Difference]: Finished difference Result 359 states and 571 transitions. [2021-11-12 23:11:46,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:11:46,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-12 23:11:46,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:46,029 INFO L225 Difference]: With dead ends: 359 [2021-11-12 23:11:46,029 INFO L226 Difference]: Without dead ends: 201 [2021-11-12 23:11:46,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:11:46,030 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 67 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.75ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.98ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:46,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 202 Invalid, 23 Unknown, 0 Unchecked, 0.75ms Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 20.98ms Time] [2021-11-12 23:11:46,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-12 23:11:46,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 199. [2021-11-12 23:11:46,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 198 states have (on average 1.5707070707070707) internal successors, (311), 198 states have internal predecessors, (311), 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 23:11:46,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 311 transitions. [2021-11-12 23:11:46,037 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 311 transitions. Word has length 31 [2021-11-12 23:11:46,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:46,038 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 311 transitions. [2021-11-12 23:11:46,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 23:11:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 311 transitions. [2021-11-12 23:11:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-12 23:11:46,039 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:46,039 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:46,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2021-11-12 23:11:46,040 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:46,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:46,040 INFO L85 PathProgramCache]: Analyzing trace with hash -2135712591, now seen corresponding path program 1 times [2021-11-12 23:11:46,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:46,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261941999] [2021-11-12 23:11:46,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:46,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:46,164 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:11:46,165 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:46,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261941999] [2021-11-12 23:11:46,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261941999] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:11:46,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82067444] [2021-11-12 23:11:46,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:46,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:11:46,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:11:46,167 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:11:46,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 23:11:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:46,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-12 23:11:46,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:11:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:11:46,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:11:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:11:46,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82067444] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:11:46,706 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1888330001] [2021-11-12 23:11:46,710 INFO L159 IcfgInterpreter]: Started Sifa with 23 locations of interest [2021-11-12 23:11:46,710 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:11:46,710 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:11:46,710 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:11:46,711 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:11:46,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:46,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:11:46,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:46,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:11:46,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:11:46,738 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_11|], 21=[|v_#valid_12|]} [2021-11-12 23:11:46,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,749 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 23:11:46,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:46,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:46,751 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:46,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:46,756 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:46,776 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 23:11:46,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:46,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:46,787 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:46,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:46,792 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:11:46,796 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:11:46,796 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:11:46,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:46,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:46,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:46,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:46,870 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:11:46,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:46,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:46,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:46,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:46,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:46,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:46,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:46,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,065 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:11:47,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:11:47,097 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:11:47,119 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:47,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,150 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:47,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:11:47,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:11:47,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:11:47,247 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:11:47,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-12 23:11:47,276 INFO L180 QuantifierPusher]: treesize reduction 20, result has 96.9 percent of original size [2021-11-12 23:11:47,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 615 [2021-11-12 23:11:47,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:11:47,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:47,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:11:47,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 811 [2021-11-12 23:11:47,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:47,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,475 INFO L180 QuantifierPusher]: treesize reduction 97, result has 77.2 percent of original size [2021-11-12 23:11:47,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:11:47,496 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:11:47,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:47,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,645 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:11:47,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:11:47,654 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:11:47,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:11:47,669 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:11:47,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:11:47,681 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:11:47,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:11:47,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:11:47,694 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:11:47,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:11:47,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:11:47,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,782 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:11:47,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:47,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:47,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:11:47,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:11:47,801 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:11:47,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:47,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:47,981 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:11:47,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:47,990 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:11:47,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:11:48,002 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:11:48,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:11:48,014 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:11:48,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:48,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:48,027 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:11:48,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:11:48,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:11:48,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,112 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:11:48,125 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:11:48,132 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:11:48,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:48,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,251 INFO L180 QuantifierPusher]: treesize reduction 87, result has 61.7 percent of original size [2021-11-12 23:11:48,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:48,261 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:11:48,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:11:48,278 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:11:48,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:48,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:48,292 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:11:48,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:11:48,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:11:48,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,406 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:11:48,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:48,416 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:11:48,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:11:48,432 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:11:48,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:11:48,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,569 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:11:48,582 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:11:48,587 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:11:48,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:48,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:48,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:48,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:48,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 201 [2021-11-12 23:11:48,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:48,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:48,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:48,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:48,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:11:48,813 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.6 percent of original size 204 [2021-11-12 23:11:48,845 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 567 [2021-11-12 23:11:48,876 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 640 [2021-11-12 23:11:48,883 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:11:53,397 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:11:53,397 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:11:53,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 7] total 11 [2021-11-12 23:11:53,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672562251] [2021-11-12 23:11:53,397 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:11:53,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-12 23:11:53,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:11:53,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-12 23:11:53,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=841, Unknown=0, NotChecked=0, Total=992 [2021-11-12 23:11:53,399 INFO L87 Difference]: Start difference. First operand 199 states and 311 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 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 23:11:54,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:11:54,082 INFO L93 Difference]: Finished difference Result 596 states and 919 transitions. [2021-11-12 23:11:54,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-12 23:11:54,082 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-12 23:11:54,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:11:54,085 INFO L225 Difference]: With dead ends: 596 [2021-11-12 23:11:54,086 INFO L226 Difference]: Without dead ends: 415 [2021-11-12 23:11:54,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 71 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=197, Invalid=1209, Unknown=0, NotChecked=0, Total=1406 [2021-11-12 23:11:54,088 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 687 mSDsluCounter, 634 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 392.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.70ms SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 482.96ms IncrementalHoareTripleChecker+Time [2021-11-12 23:11:54,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 829 Invalid, 454 Unknown, 0 Unchecked, 6.70ms Time], IncrementalHoareTripleChecker [143 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 482.96ms Time] [2021-11-12 23:11:54,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2021-11-12 23:11:54,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 349. [2021-11-12 23:11:54,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.5804597701149425) internal successors, (550), 348 states have internal predecessors, (550), 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 23:11:54,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 550 transitions. [2021-11-12 23:11:54,102 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 550 transitions. Word has length 32 [2021-11-12 23:11:54,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:11:54,103 INFO L470 AbstractCegarLoop]: Abstraction has 349 states and 550 transitions. [2021-11-12 23:11:54,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 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 23:11:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 550 transitions. [2021-11-12 23:11:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-12 23:11:54,104 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:11:54,104 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:11:54,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-12 23:11:54,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2021-11-12 23:11:54,318 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:11:54,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:11:54,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1771134383, now seen corresponding path program 1 times [2021-11-12 23:11:54,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:11:54,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601432868] [2021-11-12 23:11:54,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:54,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:11:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:11:54,448 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:11:54,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601432868] [2021-11-12 23:11:54,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601432868] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:11:54,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123044381] [2021-11-12 23:11:54,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:11:54,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:11:54,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:11:54,450 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:11:54,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 23:11:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:11:54,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-12 23:11:54,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:11:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:11:54,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:11:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:11:54,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123044381] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:11:54,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1337145422] [2021-11-12 23:11:54,711 INFO L159 IcfgInterpreter]: Started Sifa with 24 locations of interest [2021-11-12 23:11:54,711 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:11:54,712 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:11:54,712 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:11:54,712 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:11:54,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:54,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:11:54,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:54,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:11:54,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:11:54,740 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_12|], 21=[|v_#valid_13|]} [2021-11-12 23:11:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,752 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 23:11:54,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:54,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:11:54,759 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:54,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:54,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:11:54,780 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 23:11:54,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:54,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:11:54,787 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:11:54,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:54,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:11:54,795 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:11:54,795 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:11:54,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:54,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:11:54,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:54,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:54,862 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:11:54,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:54,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:54,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:54,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:54,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:54,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:54,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:54,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,081 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:11:55,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:11:55,111 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:11:55,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:11:55,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:11:55,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:11:55,234 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:11:55,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:11:55,260 INFO L180 QuantifierPusher]: treesize reduction 20, result has 96.9 percent of original size [2021-11-12 23:11:55,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 615 [2021-11-12 23:11:55,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:11:55,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:11:55,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 811 [2021-11-12 23:11:55,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:55,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,533 INFO L180 QuantifierPusher]: treesize reduction 2, result has 99.7 percent of original size [2021-11-12 23:11:55,554 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 23:11:55,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 332 [2021-11-12 23:11:55,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 332 [2021-11-12 23:11:55,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 23:11:55,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 23:11:55,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:11:55,639 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:55,641 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:55,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:55,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:55,659 INFO L185 QuantifierPusher]: treesize reduction 93, result has 68.8 percent of original size 205 [2021-11-12 23:11:55,670 INFO L180 QuantifierPusher]: treesize reduction 313, result has 0.3 percent of original size [2021-11-12 23:11:55,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:55,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,861 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:11:55,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:11:55,870 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:11:55,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:11:55,884 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:11:55,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:11:55,899 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:11:55,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:11:55,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:11:55,914 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:11:55,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:11:55,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:55,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:11:55,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:55,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,005 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:11:56,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:56,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:11:56,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:11:56,030 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:11:56,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:56,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,187 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:11:56,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:56,195 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:11:56,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:11:56,207 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:11:56,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:11:56,218 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:11:56,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:56,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:56,230 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:11:56,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:11:56,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:11:56,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,308 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:11:56,322 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:11:56,328 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:11:56,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:56,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,435 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:11:56,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:56,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:56,455 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:11:56,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:11:56,466 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:11:56,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:11:56,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:56,482 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:11:56,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:11:56,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:11:56,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,550 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:11:56,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:11:56,558 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:11:56,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:11:56,573 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:11:56,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:11:56,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,703 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:11:56,735 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:11:56,742 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:11:56,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:11:56,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:11:56,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:11:56,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:56,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 201 [2021-11-12 23:11:56,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:56,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:56,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:11:56,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:11:56,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:11:56,966 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.6 percent of original size 204 [2021-11-12 23:11:56,991 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 567 [2021-11-12 23:11:57,027 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 640 [2021-11-12 23:11:57,034 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:12:01,387 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:12:01,387 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:12:01,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2021-11-12 23:12:01,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789655997] [2021-11-12 23:12:01,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:12:01,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:12:01,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:01,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:12:01,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=524, Unknown=0, NotChecked=0, Total=650 [2021-11-12 23:12:01,389 INFO L87 Difference]: Start difference. First operand 349 states and 550 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 23:12:01,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:01,481 INFO L93 Difference]: Finished difference Result 363 states and 562 transitions. [2021-11-12 23:12:01,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:12:01,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-12 23:12:01,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:01,485 INFO L225 Difference]: With dead ends: 363 [2021-11-12 23:12:01,485 INFO L226 Difference]: Without dead ends: 351 [2021-11-12 23:12:01,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 73 SyntacticMatches, 5 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=126, Invalid=524, Unknown=0, NotChecked=0, Total=650 [2021-11-12 23:12:01,487 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 220 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.28ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.08ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:01,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 421 Invalid, 95 Unknown, 0 Unchecked, 1.28ms Time], IncrementalHoareTripleChecker [16 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 81.08ms Time] [2021-11-12 23:12:01,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-12 23:12:01,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 349. [2021-11-12 23:12:01,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.5344827586206897) internal successors, (534), 348 states have internal predecessors, (534), 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 23:12:01,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 534 transitions. [2021-11-12 23:12:01,499 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 534 transitions. Word has length 33 [2021-11-12 23:12:01,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:01,499 INFO L470 AbstractCegarLoop]: Abstraction has 349 states and 534 transitions. [2021-11-12 23:12:01,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 23:12:01,500 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 534 transitions. [2021-11-12 23:12:01,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-12 23:12:01,500 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:01,500 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:01,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:12:01,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:01,714 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:01,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:01,715 INFO L85 PathProgramCache]: Analyzing trace with hash -886789566, now seen corresponding path program 1 times [2021-11-12 23:12:01,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:01,715 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891477319] [2021-11-12 23:12:01,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:01,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:01,986 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:01,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891477319] [2021-11-12 23:12:01,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891477319] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:12:01,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817900961] [2021-11-12 23:12:01,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:01,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:01,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:12:01,990 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:12:01,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-12 23:12:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:02,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-12 23:12:02,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:12:02,377 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:02,377 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:12:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:02,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817900961] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:12:02,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [301146631] [2021-11-12 23:12:02,787 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2021-11-12 23:12:02,787 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:12:02,788 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:12:02,788 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:12:02,788 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:12:02,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,801 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:02,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:12:02,803 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:02,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:12:02,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:02,808 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 21=[|v_#valid_14|]} [2021-11-12 23:12:02,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,818 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 23:12:02,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:02,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:02,820 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:02,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:02,825 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:02,841 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 23:12:02,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:02,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:02,845 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:02,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:02,849 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:12:02,853 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:12:02,854 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:12:02,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:02,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:02,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:02,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:02,926 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:12:02,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:02,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:02,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:02,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:02,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:02,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,107 INFO L180 QuantifierPusher]: treesize reduction 20, result has 96.9 percent of original size [2021-11-12 23:12:03,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 615 [2021-11-12 23:12:03,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:03,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:12:03,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:12:03,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 991 [2021-11-12 23:12:03,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,265 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:12:03,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:03,294 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:12:03,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:12:03,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:12:03,390 INFO L180 QuantifierPusher]: treesize reduction 126, result has 87.5 percent of original size [2021-11-12 23:12:03,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:12:03,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,534 INFO L180 QuantifierPusher]: treesize reduction 2, result has 99.7 percent of original size [2021-11-12 23:12:03,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 23:12:03,550 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 328 [2021-11-12 23:12:03,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 328 [2021-11-12 23:12:03,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-12 23:12:03,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,598 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,616 INFO L185 QuantifierPusher]: treesize reduction 93, result has 68.8 percent of original size 205 [2021-11-12 23:12:03,628 INFO L180 QuantifierPusher]: treesize reduction 313, result has 0.3 percent of original size [2021-11-12 23:12:03,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,777 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:12:03,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:03,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:03,793 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:12:03,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:03,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:03,810 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:12:03,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:03,823 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:12:03,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:12:03,835 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:12:03,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:12:03,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,902 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:12:03,907 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:03,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:03,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:12:03,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:12:03,921 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:12:03,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:03,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:03,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,075 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:04,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:04,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:04,087 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:04,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:04,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:04,103 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:04,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:04,112 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:04,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:04,123 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:04,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:12:04,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,192 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:04,206 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:04,213 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:04,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:04,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,309 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:04,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:04,314 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:04,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:04,320 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:04,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:04,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:04,332 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:04,335 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:04,343 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:04,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:04,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:04,366 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:04,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:04,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:04,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,435 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:04,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:04,444 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:04,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:04,453 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:04,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:04,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,560 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:04,575 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:04,578 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:04,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:04,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:04,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:04,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,689 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:04,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 201 [2021-11-12 23:12:04,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:04,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,719 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:04,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:04,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:04,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:12:04,728 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.6 percent of original size 204 [2021-11-12 23:12:04,741 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 567 [2021-11-12 23:12:04,759 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 640 [2021-11-12 23:12:04,782 INFO L180 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size [2021-11-12 23:12:04,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 643 [2021-11-12 23:12:04,794 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:12:09,703 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:12:09,703 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:12:09,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 10 [2021-11-12 23:12:09,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341946287] [2021-11-12 23:12:09,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:12:09,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:12:09,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:09,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:12:09,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=963, Unknown=0, NotChecked=0, Total=1122 [2021-11-12 23:12:09,706 INFO L87 Difference]: Start difference. First operand 349 states and 534 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 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 23:12:09,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:09,920 INFO L93 Difference]: Finished difference Result 376 states and 566 transitions. [2021-11-12 23:12:09,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:12:09,921 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-12 23:12:09,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:09,924 INFO L225 Difference]: With dead ends: 376 [2021-11-12 23:12:09,924 INFO L226 Difference]: Without dead ends: 374 [2021-11-12 23:12:09,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=159, Invalid=963, Unknown=0, NotChecked=0, Total=1122 [2021-11-12 23:12:09,926 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 150 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 149.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.84ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 198.27ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:09,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 1021 Invalid, 242 Unknown, 0 Unchecked, 2.84ms Time], IncrementalHoareTripleChecker [6 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 198.27ms Time] [2021-11-12 23:12:09,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-11-12 23:12:09,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 349. [2021-11-12 23:12:09,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.5316091954022988) internal successors, (533), 348 states have internal predecessors, (533), 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 23:12:09,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 533 transitions. [2021-11-12 23:12:09,939 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 533 transitions. Word has length 35 [2021-11-12 23:12:09,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:09,939 INFO L470 AbstractCegarLoop]: Abstraction has 349 states and 533 transitions. [2021-11-12 23:12:09,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 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 23:12:09,940 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 533 transitions. [2021-11-12 23:12:09,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-12 23:12:09,940 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:09,940 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:09,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:12:10,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable337 [2021-11-12 23:12:10,146 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:10,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:10,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1595435041, now seen corresponding path program 1 times [2021-11-12 23:12:10,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:10,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236928572] [2021-11-12 23:12:10,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:10,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:10,186 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-12 23:12:10,186 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:10,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236928572] [2021-11-12 23:12:10,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236928572] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:12:10,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:12:10,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:12:10,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556307599] [2021-11-12 23:12:10,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:12:10,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:12:10,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:10,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:12:10,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:12:10,187 INFO L87 Difference]: Start difference. First operand 349 states and 533 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 23:12:10,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:10,225 INFO L93 Difference]: Finished difference Result 669 states and 1016 transitions. [2021-11-12 23:12:10,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:12:10,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-12 23:12:10,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:10,229 INFO L225 Difference]: With dead ends: 669 [2021-11-12 23:12:10,229 INFO L226 Difference]: Without dead ends: 361 [2021-11-12 23:12:10,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:12:10,231 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 32 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.33ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:10,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 234 Invalid, 25 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 25.33ms Time] [2021-11-12 23:12:10,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-11-12 23:12:10,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 359. [2021-11-12 23:12:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 1.488826815642458) internal successors, (533), 358 states have internal predecessors, (533), 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 23:12:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 533 transitions. [2021-11-12 23:12:10,247 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 533 transitions. Word has length 36 [2021-11-12 23:12:10,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:10,250 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 533 transitions. [2021-11-12 23:12:10,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 23:12:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2021-11-12 23:12:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-12 23:12:10,251 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:10,252 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:10,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable444 [2021-11-12 23:12:10,252 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:10,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:10,253 INFO L85 PathProgramCache]: Analyzing trace with hash 852693590, now seen corresponding path program 1 times [2021-11-12 23:12:10,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:10,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894847415] [2021-11-12 23:12:10,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:10,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-12 23:12:10,300 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:10,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894847415] [2021-11-12 23:12:10,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894847415] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:12:10,300 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:12:10,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:12:10,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051420827] [2021-11-12 23:12:10,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:12:10,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:12:10,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:10,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:12:10,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:12:10,302 INFO L87 Difference]: Start difference. First operand 359 states and 533 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 23:12:10,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:10,331 INFO L93 Difference]: Finished difference Result 463 states and 685 transitions. [2021-11-12 23:12:10,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:12:10,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-11-12 23:12:10,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:10,333 INFO L225 Difference]: With dead ends: 463 [2021-11-12 23:12:10,333 INFO L226 Difference]: Without dead ends: 219 [2021-11-12 23:12:10,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:12:10,334 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 29 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.50ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.33ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:10,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 192 Invalid, 24 Unknown, 0 Unchecked, 0.50ms Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 20.33ms Time] [2021-11-12 23:12:10,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-11-12 23:12:10,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 217. [2021-11-12 23:12:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 216 states have (on average 1.4490740740740742) internal successors, (313), 216 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:12:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 313 transitions. [2021-11-12 23:12:10,343 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 313 transitions. Word has length 47 [2021-11-12 23:12:10,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:10,344 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 313 transitions. [2021-11-12 23:12:10,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 23:12:10,344 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 313 transitions. [2021-11-12 23:12:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-12 23:12:10,346 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:10,346 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:10,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable445 [2021-11-12 23:12:10,346 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:10,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:10,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1301360374, now seen corresponding path program 1 times [2021-11-12 23:12:10,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:10,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108672266] [2021-11-12 23:12:10,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:10,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:12:10,466 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:10,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108672266] [2021-11-12 23:12:10,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108672266] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:12:10,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664805076] [2021-11-12 23:12:10,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:10,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:10,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:12:10,470 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:12:10,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-12 23:12:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:10,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-12 23:12:10,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:12:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:12:10,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:12:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:12:11,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664805076] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:12:11,364 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1332765863] [2021-11-12 23:12:11,367 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2021-11-12 23:12:11,367 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:12:11,368 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:12:11,368 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:12:11,368 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:12:11,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:11,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:12:11,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:11,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:12:11,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:11,389 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_15|]} [2021-11-12 23:12:11,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,399 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 23:12:11,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:11,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:11,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:11,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,405 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:11,423 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 23:12:11,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:11,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:11,427 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:11,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:12:11,435 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:12:11,435 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:12:11,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:11,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:11,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:11,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:11,495 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:12:11,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:11,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:11,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,628 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:12:11,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:11,652 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:12:11,666 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:11,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,689 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:11,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:12:11,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:12:11,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:12:11,760 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:12:11,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:12:11,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:11,808 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:12:11,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:11,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:11,920 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:12:11,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:11,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:11,929 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:12:11,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:11,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:11,945 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:12:11,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:11,952 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:11,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:11,959 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:11,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:11,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:11,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:11,975 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:12:11,979 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:12:11,992 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:12:11,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:12:11,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,054 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:12:12,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:12,063 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:12:12,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:12:12,076 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:12:12,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:12,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,140 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:12:12,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:12,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:12:12,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:12:12,157 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:12:12,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:12,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,315 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:12,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,327 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:12,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:12,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:12,344 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:12,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,350 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,356 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,372 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:12,375 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:12,388 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:12:12,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:12:12,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,451 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:12,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,459 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:12,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:12,470 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:12,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:12,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,532 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:12,560 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:12,566 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:12,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:12,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,630 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:12,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,638 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:12,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:12,652 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:12,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:12,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,720 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:12:12,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,725 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,729 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,734 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,772 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:12,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,780 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,787 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:12,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,805 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:12,809 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:12,824 INFO L180 QuantifierPusher]: treesize reduction 250, result has 47.4 percent of original size [2021-11-12 23:12:12,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 23:12:12,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:12,967 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:12,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:12,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:12,982 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:12,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:12,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:12,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:12,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,101 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:13,111 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:13,120 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:13,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:13,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:13,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:13,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,283 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:13,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:12:13,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:13,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:13,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:13,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:12:13,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:12:13,329 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:13,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:13,338 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.2 percent of original size 171 [2021-11-12 23:12:13,351 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 540 [2021-11-12 23:12:13,369 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 613 [2021-11-12 23:12:13,389 INFO L180 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size [2021-11-12 23:12:13,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 616 [2021-11-12 23:12:13,395 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:12:19,809 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:12:19,810 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:12:19,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 8] total 12 [2021-11-12 23:12:19,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500234146] [2021-11-12 23:12:19,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:12:19,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-12 23:12:19,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:19,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-12 23:12:19,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=1634, Unknown=0, NotChecked=0, Total=1892 [2021-11-12 23:12:19,812 INFO L87 Difference]: Start difference. First operand 217 states and 313 transitions. Second operand has 12 states, 12 states have (on average 8.416666666666666) internal successors, (101), 12 states have internal predecessors, (101), 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 23:12:20,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:20,203 INFO L93 Difference]: Finished difference Result 325 states and 452 transitions. [2021-11-12 23:12:20,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-12 23:12:20,203 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.416666666666666) internal successors, (101), 12 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-12 23:12:20,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:20,205 INFO L225 Difference]: With dead ends: 325 [2021-11-12 23:12:20,205 INFO L226 Difference]: Without dead ends: 317 [2021-11-12 23:12:20,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 115 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 927 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=321, Invalid=2229, Unknown=0, NotChecked=0, Total=2550 [2021-11-12 23:12:20,206 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 1063 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 138.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.73ms SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 183.64ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:20,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 943 Invalid, 217 Unknown, 0 Unchecked, 3.73ms Time], IncrementalHoareTripleChecker [81 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 183.64ms Time] [2021-11-12 23:12:20,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2021-11-12 23:12:20,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 291. [2021-11-12 23:12:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 290 states have (on average 1.4551724137931035) internal successors, (422), 290 states have internal predecessors, (422), 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 23:12:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 422 transitions. [2021-11-12 23:12:20,217 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 422 transitions. Word has length 49 [2021-11-12 23:12:20,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:20,218 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 422 transitions. [2021-11-12 23:12:20,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.416666666666666) internal successors, (101), 12 states have internal predecessors, (101), 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 23:12:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 422 transitions. [2021-11-12 23:12:20,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-12 23:12:20,219 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:20,219 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:20,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:12:20,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable446 [2021-11-12 23:12:20,430 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:20,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:20,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1676014596, now seen corresponding path program 1 times [2021-11-12 23:12:20,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:20,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16618017] [2021-11-12 23:12:20,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:20,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:20,633 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:20,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16618017] [2021-11-12 23:12:20,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16618017] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:12:20,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089874013] [2021-11-12 23:12:20,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:20,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:20,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:12:20,634 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:12:20,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-12 23:12:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:20,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-12 23:12:20,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:12:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:21,044 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:12:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:21,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089874013] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:12:21,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1397482766] [2021-11-12 23:12:21,675 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:12:21,676 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:12:21,676 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:12:21,676 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:12:21,677 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:12:21,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:21,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:12:21,693 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:21,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:12:21,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:21,698 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 21=[|v_#valid_16|]} [2021-11-12 23:12:21,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,708 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 23:12:21,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:21,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:21,710 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:21,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:21,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:21,731 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 23:12:21,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:21,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:21,735 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:21,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:21,739 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:12:21,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:12:21,743 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:12:21,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:21,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:21,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:21,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:21,804 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:12:21,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:21,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:21,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:21,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:21,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:21,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:21,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:21,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:21,956 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:12:21,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:21,985 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:12:21,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:22,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:12:22,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:12:22,069 INFO L180 QuantifierPusher]: treesize reduction 154, result has 84.8 percent of original size [2021-11-12 23:12:22,090 INFO L185 QuantifierPusher]: treesize reduction 10, result has 95.6 percent of original size 219 [2021-11-12 23:12:22,107 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-12 23:12:22,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:22,144 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:12:22,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:22,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,261 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:12:22,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:22,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:22,274 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:12:22,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:22,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:22,294 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:12:22,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:22,300 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:22,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:22,307 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:22,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:22,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:22,323 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:12:22,327 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:12:22,341 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:12:22,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:12:22,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,405 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:12:22,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:22,413 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:12:22,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:12:22,428 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:12:22,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:22,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,492 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:12:22,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:22,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:12:22,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:12:22,508 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:12:22,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:22,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,616 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:22,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:22,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:22,624 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:22,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:22,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:22,651 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:22,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:22,657 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:22,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:22,662 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:22,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:22,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:22,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:22,676 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:22,680 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:22,693 INFO L180 QuantifierPusher]: treesize reduction 250, result has 47.4 percent of original size [2021-11-12 23:12:22,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 23:12:22,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,755 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:22,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:22,763 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:22,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:22,776 INFO L180 QuantifierPusher]: treesize reduction 154, result has 53.3 percent of original size [2021-11-12 23:12:22,782 INFO L185 QuantifierPusher]: treesize reduction 12, result has 92.9 percent of original size 156 [2021-11-12 23:12:22,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,817 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:22,835 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:22,841 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:22,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:22,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,918 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:22,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:22,935 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:22,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:22,944 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:22,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:12:22,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:22,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,009 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:23,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,014 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:23,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,019 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:23,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:23,030 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:23,032 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:23,040 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:12:23,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:12:23,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,129 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:12:23,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,134 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:23,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,139 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:23,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,143 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:23,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,148 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:23,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:23,157 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:12:23,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:23,166 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:23,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:23,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:23,175 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:23,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:23,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:23,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,272 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:23,283 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:23,286 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:23,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:23,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:23,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:23,414 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,417 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:23,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:12:23,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:23,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,440 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:23,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:23,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 23:12:23,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 301 [2021-11-12 23:12:23,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 664 [2021-11-12 23:12:23,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 737 [2021-11-12 23:12:23,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:23,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 740 [2021-11-12 23:12:23,486 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:12:30,025 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:12:30,025 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:12:30,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 12 [2021-11-12 23:12:30,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709345197] [2021-11-12 23:12:30,026 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:12:30,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-12 23:12:30,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:30,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-12 23:12:30,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=1739, Unknown=0, NotChecked=0, Total=1980 [2021-11-12 23:12:30,027 INFO L87 Difference]: Start difference. First operand 291 states and 422 transitions. Second operand has 12 states, 12 states have (on average 8.333333333333334) internal successors, (100), 12 states have internal predecessors, (100), 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 23:12:30,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:30,144 INFO L93 Difference]: Finished difference Result 300 states and 427 transitions. [2021-11-12 23:12:30,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-12 23:12:30,145 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.333333333333334) internal successors, (100), 12 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-11-12 23:12:30,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:30,147 INFO L225 Difference]: With dead ends: 300 [2021-11-12 23:12:30,147 INFO L226 Difference]: Without dead ends: 297 [2021-11-12 23:12:30,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 111 SyntacticMatches, 4 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=241, Invalid=1739, Unknown=0, NotChecked=0, Total=1980 [2021-11-12 23:12:30,148 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 214 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.10ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105.28ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:30,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 760 Invalid, 142 Unknown, 0 Unchecked, 1.10ms Time], IncrementalHoareTripleChecker [8 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 105.28ms Time] [2021-11-12 23:12:30,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-11-12 23:12:30,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 291. [2021-11-12 23:12:30,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 290 states have (on average 1.4413793103448276) internal successors, (418), 290 states have internal predecessors, (418), 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 23:12:30,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 418 transitions. [2021-11-12 23:12:30,159 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 418 transitions. Word has length 50 [2021-11-12 23:12:30,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:30,160 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 418 transitions. [2021-11-12 23:12:30,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.333333333333334) internal successors, (100), 12 states have internal predecessors, (100), 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 23:12:30,160 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 418 transitions. [2021-11-12 23:12:30,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-12 23:12:30,161 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:30,161 INFO L514 BasicCegarLoop]: trace histogram [6, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:30,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:12:30,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable594,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:30,386 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:30,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:30,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1374353121, now seen corresponding path program 1 times [2021-11-12 23:12:30,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:30,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641620224] [2021-11-12 23:12:30,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:30,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:30,740 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:30,740 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:30,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641620224] [2021-11-12 23:12:30,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641620224] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:12:30,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598261339] [2021-11-12 23:12:30,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:30,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:30,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:12:30,741 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:12:30,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-12 23:12:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:30,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-12 23:12:30,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:12:31,231 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:31,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:12:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:31,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598261339] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:12:31,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1420479688] [2021-11-12 23:12:31,962 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:12:31,962 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:12:31,962 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:12:31,962 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:12:31,963 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:12:31,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:31,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:31,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:31,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:12:31,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:31,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:31,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:12:31,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:31,988 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_17|]} [2021-11-12 23:12:31,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:31,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:31,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:31,997 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 23:12:31,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:31,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:31,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:31,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:31,999 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:32,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:32,019 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 23:12:32,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:32,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:32,022 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:12:32,029 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:12:32,030 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:12:32,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:32,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:32,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:32,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:32,089 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:12:32,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:32,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:32,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:32,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,223 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:12:32,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:32,242 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:12:32,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:32,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:32,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:12:32,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:12:32,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:12:32,312 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:12:32,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:12:32,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:32,353 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:12:32,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:32,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,440 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:12:32,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:32,448 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:12:32,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:32,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:32,466 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:12:32,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,470 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:32,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,474 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:32,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,477 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:32,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,481 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:32,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:32,493 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:12:32,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:32,499 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:12:32,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:32,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,539 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:12:32,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,543 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:32,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,547 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:32,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:32,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:32,556 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:12:32,574 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:12:32,589 INFO L180 QuantifierPusher]: treesize reduction 250, result has 48.0 percent of original size [2021-11-12 23:12:32,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-11-12 23:12:32,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,635 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:12:32,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:32,640 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:12:32,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:12:32,647 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:12:32,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:12:32,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,696 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:12:32,698 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:32,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:12:32,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:12:32,709 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:12:32,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:32,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,807 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:32,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:32,815 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:32,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:32,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:32,827 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:12:32,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,832 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:32,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,836 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:32,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,839 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:32,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,843 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:32,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:32,851 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:12:32,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:32,857 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:12:32,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:32,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,908 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:32,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,912 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:32,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,916 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:32,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:32,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:32,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:32,925 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:32,927 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:32,935 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:12:32,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:12:32,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:32,986 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:32,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:32,991 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:32,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:32,999 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:33,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:33,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,038 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:33,048 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:33,051 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:33,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:33,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,107 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:33,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:33,131 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:33,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:33,150 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:33,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:33,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,206 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:33,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,211 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:33,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,216 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:33,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:33,227 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:33,229 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:33,241 INFO L180 QuantifierPusher]: treesize reduction 250, result has 47.4 percent of original size [2021-11-12 23:12:33,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 23:12:33,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,338 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:12:33,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,343 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:33,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,347 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:33,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,352 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:33,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,356 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:33,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:33,366 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:12:33,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:33,372 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:12:33,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:33,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,460 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:33,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:33,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:33,469 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:33,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:33,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:33,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,572 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:33,581 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:33,584 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:33,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:33,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:33,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:33,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:33,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:12:33,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:33,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:33,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,728 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:33,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:33,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:12:33,732 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.6 percent of original size 204 [2021-11-12 23:12:33,745 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 567 [2021-11-12 23:12:33,762 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 640 [2021-11-12 23:12:33,783 INFO L180 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size [2021-11-12 23:12:33,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 643 [2021-11-12 23:12:33,791 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:12:40,499 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:12:40,499 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:12:40,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 10] total 16 [2021-11-12 23:12:40,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327034648] [2021-11-12 23:12:40,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:12:40,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-12 23:12:40,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:40,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-12 23:12:40,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=2096, Unknown=0, NotChecked=0, Total=2352 [2021-11-12 23:12:40,502 INFO L87 Difference]: Start difference. First operand 291 states and 418 transitions. Second operand has 16 states, 16 states have (on average 6.75) internal successors, (108), 16 states have internal predecessors, (108), 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 23:12:40,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:40,774 INFO L93 Difference]: Finished difference Result 301 states and 424 transitions. [2021-11-12 23:12:40,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-12 23:12:40,775 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.75) internal successors, (108), 16 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-12 23:12:40,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:40,777 INFO L225 Difference]: With dead ends: 301 [2021-11-12 23:12:40,777 INFO L226 Difference]: Without dead ends: 298 [2021-11-12 23:12:40,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 129 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=272, Invalid=2278, Unknown=0, NotChecked=0, Total=2550 [2021-11-12 23:12:40,779 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 249 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 174.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 1305 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.66ms SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 215.96ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:40,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 1305 Invalid, 268 Unknown, 0 Unchecked, 1.66ms Time], IncrementalHoareTripleChecker [22 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 215.96ms Time] [2021-11-12 23:12:40,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-11-12 23:12:40,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 291. [2021-11-12 23:12:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 290 states have (on average 1.4310344827586208) internal successors, (415), 290 states have internal predecessors, (415), 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 23:12:40,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 415 transitions. [2021-11-12 23:12:40,790 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 415 transitions. Word has length 56 [2021-11-12 23:12:40,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:40,791 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 415 transitions. [2021-11-12 23:12:40,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.75) internal successors, (108), 16 states have internal predecessors, (108), 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 23:12:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 415 transitions. [2021-11-12 23:12:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-12 23:12:40,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:40,792 INFO L514 BasicCegarLoop]: trace histogram [8, 7, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:40,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:12:41,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable742,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:41,022 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:41,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:41,023 INFO L85 PathProgramCache]: Analyzing trace with hash 806051951, now seen corresponding path program 1 times [2021-11-12 23:12:41,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:41,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84570751] [2021-11-12 23:12:41,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:41,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:41,376 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 91 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-12 23:12:41,376 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:41,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84570751] [2021-11-12 23:12:41,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84570751] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:12:41,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774016175] [2021-11-12 23:12:41,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:41,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:41,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:12:41,378 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:12:41,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-12 23:12:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:41,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-12 23:12:41,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:12:42,021 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:42,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:12:43,303 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 22 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:12:43,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774016175] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:12:43,304 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [803426640] [2021-11-12 23:12:43,306 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:12:43,306 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:12:43,306 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:12:43,307 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:12:43,307 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:12:43,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,322 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:43,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:12:43,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:43,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:12:43,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:43,331 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_18|]} [2021-11-12 23:12:43,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,340 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 23:12:43,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:43,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:43,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:43,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,343 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:43,359 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 23:12:43,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:43,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:43,362 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:43,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:12:43,367 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:12:43,367 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:12:43,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:43,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:43,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:43,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:43,415 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:12:43,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:43,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:43,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:43,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,550 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:12:43,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:43,566 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:12:43,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:43,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:43,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:12:43,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:12:43,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:12:43,674 INFO L180 QuantifierPusher]: treesize reduction 154, result has 87.1 percent of original size [2021-11-12 23:12:43,689 INFO L185 QuantifierPusher]: treesize reduction 10, result has 95.5 percent of original size 210 [2021-11-12 23:12:43,706 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.6 percent of original size [2021-11-12 23:12:43,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:43,725 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:12:43,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:43,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,864 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:12:43,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:43,876 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:12:43,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:43,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:43,896 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:12:43,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,903 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:43,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,909 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:43,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,916 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:43,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,923 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:43,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:43,935 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:12:43,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:43,940 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:12:43,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:43,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:43,980 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:12:43,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,984 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:43,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,988 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:43,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:43,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:43,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:43,997 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:12:43,999 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:12:44,006 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:12:44,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:12:44,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,047 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:12:44,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:44,052 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:12:44,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:12:44,058 INFO L180 QuantifierPusher]: treesize reduction 157, result has 53.3 percent of original size [2021-11-12 23:12:44,061 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-12 23:12:44,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-12 23:12:44,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-12 23:12:44,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 526 [2021-11-12 23:12:44,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 526 [2021-11-12 23:12:44,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:12:44,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:12:44,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-12 23:12:44,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-12 23:12:44,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-12 23:12:44,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 779 [2021-11-12 23:12:44,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 852 [2021-11-12 23:12:44,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 855 [2021-11-12 23:12:44,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-12 23:12:44,313 INFO L185 QuantifierPusher]: treesize reduction 72, result has 85.4 percent of original size 421 [2021-11-12 23:12:44,323 INFO L180 QuantifierPusher]: treesize reduction 72, result has 85.7 percent of original size [2021-11-12 23:12:44,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:44,333 INFO L180 QuantifierPusher]: treesize reduction 72, result has 85.7 percent of original size [2021-11-12 23:12:44,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:44,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,485 INFO L180 QuantifierPusher]: treesize reduction 116, result has 70.9 percent of original size [2021-11-12 23:12:44,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 270 [2021-11-12 23:12:44,496 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size [2021-11-12 23:12:44,500 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:44,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2021-11-12 23:12:44,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-11-12 23:12:44,523 INFO L180 QuantifierPusher]: treesize reduction 124, result has 69.5 percent of original size [2021-11-12 23:12:44,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,529 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:44,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,535 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:44,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,540 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:44,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,545 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:44,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 270 [2021-11-12 23:12:44,558 INFO L180 QuantifierPusher]: treesize reduction 11, result has 96.1 percent of original size [2021-11-12 23:12:44,562 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:44,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2021-11-12 23:12:44,573 INFO L180 QuantifierPusher]: treesize reduction 18, result has 94.9 percent of original size [2021-11-12 23:12:44,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-11-12 23:12:44,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,630 INFO L180 QuantifierPusher]: treesize reduction 120, result has 70.1 percent of original size [2021-11-12 23:12:44,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,635 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:44,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,641 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:44,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:12:44,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 270 [2021-11-12 23:12:44,654 INFO L180 QuantifierPusher]: treesize reduction 88, result has 76.6 percent of original size [2021-11-12 23:12:44,658 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:44,664 INFO L185 QuantifierPusher]: treesize reduction 6, result has 97.8 percent of original size 272 [2021-11-12 23:12:44,674 INFO L180 QuantifierPusher]: treesize reduction 271, result has 55.7 percent of original size [2021-11-12 23:12:44,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 330 [2021-11-12 23:12:44,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,744 INFO L180 QuantifierPusher]: treesize reduction 100, result has 73.9 percent of original size [2021-11-12 23:12:44,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 270 [2021-11-12 23:12:44,751 INFO L180 QuantifierPusher]: treesize reduction 29, result has 90.6 percent of original size [2021-11-12 23:12:44,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:44,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:44,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-12 23:12:44,779 INFO L180 QuantifierPusher]: treesize reduction 126, result has 73.0 percent of original size [2021-11-12 23:12:44,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 330 [2021-11-12 23:12:44,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,839 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:44,849 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:44,852 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:44,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:44,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:44,949 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:44,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:44,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:44,956 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:44,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:44,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:44,970 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:12:44,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:44,974 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:44,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:44,977 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:44,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:44,981 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:44,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:44,984 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:44,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:44,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:44,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:44,994 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:12:44,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:45,000 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:12:45,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:45,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,043 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:45,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,047 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,050 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:45,059 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:45,060 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:45,068 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:12:45,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:12:45,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,108 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:45,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:45,113 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:45,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:45,120 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:45,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:12:45,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,173 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:45,185 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:45,191 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:45,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:45,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,257 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:12:45,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:45,263 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:12:45,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:45,271 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:12:45,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:45,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,322 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:12:45,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,336 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,341 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:45,351 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:12:45,354 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:12:45,362 INFO L180 QuantifierPusher]: treesize reduction 250, result has 47.4 percent of original size [2021-11-12 23:12:45,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 23:12:45,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,475 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:12:45,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,482 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,489 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,497 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,502 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:12:45,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:45,512 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:12:45,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:45,518 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:12:45,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:45,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,605 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:12:45,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:12:45,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:45,614 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:12:45,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:12:45,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:12:45,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,716 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:12:45,726 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:12:45,729 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:12:45,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:45,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:45,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:45,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:45,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:12:45,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:45,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:45,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,865 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:45,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:12:45,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 220 [2021-11-12 23:12:45,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:45,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 23:12:45,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 589 [2021-11-12 23:12:45,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 662 [2021-11-12 23:12:45,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:45,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 665 [2021-11-12 23:12:45,903 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:12:52,854 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:12:52,854 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:12:52,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 14] total 27 [2021-11-12 23:12:52,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47559216] [2021-11-12 23:12:52,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:12:52,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-12 23:12:52,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:12:52,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-12 23:12:52,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=335, Invalid=3205, Unknown=0, NotChecked=0, Total=3540 [2021-11-12 23:12:52,857 INFO L87 Difference]: Start difference. First operand 291 states and 415 transitions. Second operand has 27 states, 27 states have (on average 7.481481481481482) internal successors, (202), 27 states have internal predecessors, (202), 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 23:12:53,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:12:53,564 INFO L93 Difference]: Finished difference Result 300 states and 422 transitions. [2021-11-12 23:12:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-12 23:12:53,565 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 7.481481481481482) internal successors, (202), 27 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-11-12 23:12:53,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:12:53,567 INFO L225 Difference]: With dead ends: 300 [2021-11-12 23:12:53,567 INFO L226 Difference]: Without dead ends: 296 [2021-11-12 23:12:53,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 189 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1611 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=393, Invalid=3897, Unknown=0, NotChecked=0, Total=4290 [2021-11-12 23:12:53,569 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 637 mSDsluCounter, 2664 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 349.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 2856 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.18ms SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 427.80ms IncrementalHoareTripleChecker+Time [2021-11-12 23:12:53,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [637 Valid, 2856 Invalid, 691 Unknown, 0 Unchecked, 4.18ms Time], IncrementalHoareTripleChecker [53 Valid, 638 Invalid, 0 Unknown, 0 Unchecked, 427.80ms Time] [2021-11-12 23:12:53,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-11-12 23:12:53,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 292. [2021-11-12 23:12:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 291 states have (on average 1.4158075601374571) internal successors, (412), 291 states have internal predecessors, (412), 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 23:12:53,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 412 transitions. [2021-11-12 23:12:53,581 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 412 transitions. Word has length 77 [2021-11-12 23:12:53,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:12:53,581 INFO L470 AbstractCegarLoop]: Abstraction has 292 states and 412 transitions. [2021-11-12 23:12:53,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.481481481481482) internal successors, (202), 27 states have internal predecessors, (202), 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 23:12:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 412 transitions. [2021-11-12 23:12:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-12 23:12:53,583 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:12:53,583 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:12:53,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-11-12 23:12:53,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable935 [2021-11-12 23:12:53,802 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:12:53,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:12:53,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1627393088, now seen corresponding path program 1 times [2021-11-12 23:12:53,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:12:53,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931047231] [2021-11-12 23:12:53,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:53,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:12:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 24 proven. 318 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-12 23:12:54,086 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:12:54,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931047231] [2021-11-12 23:12:54,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931047231] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:12:54,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380246178] [2021-11-12 23:12:54,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:12:54,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:12:54,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:12:54,094 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:12:54,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-12 23:12:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:12:54,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-12 23:12:54,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:12:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 24 proven. 318 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-12 23:12:54,775 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:12:56,636 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 28 proven. 330 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:12:56,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380246178] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:12:56,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [317050473] [2021-11-12 23:12:56,638 INFO L159 IcfgInterpreter]: Started Sifa with 37 locations of interest [2021-11-12 23:12:56,638 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:12:56,639 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:12:56,639 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:12:56,639 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:12:56,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:56,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:12:56,654 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:56,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:12:56,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:56,657 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_18|], 21=[|v_#valid_19|]} [2021-11-12 23:12:56,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,665 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 23:12:56,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:56,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:56,666 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:56,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:56,669 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:12:56,697 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 23:12:56,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:56,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:12:56,700 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:12:56,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:56,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:12:56,710 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:12:56,710 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:12:56,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:56,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:56,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:56,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:56,748 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:12:56,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:56,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:56,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:56,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:56,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:56,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:56,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:56,873 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:12:56,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:12:56,901 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:12:56,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:56,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,945 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:56,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:56,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:12:56,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:12:56,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:12:57,033 INFO L180 QuantifierPusher]: treesize reduction 154, result has 87.1 percent of original size [2021-11-12 23:12:57,054 INFO L185 QuantifierPusher]: treesize reduction 10, result has 95.6 percent of original size 219 [2021-11-12 23:12:57,071 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-12 23:12:57,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:57,088 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:12:57,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:57,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,217 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:12:57,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:57,230 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:12:57,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:57,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:57,258 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:12:57,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,264 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:57,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,270 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:57,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,277 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:57,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,283 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:57,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:57,296 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:12:57,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:12:57,306 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:12:57,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:12:57,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,368 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:12:57,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,374 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:57,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,380 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:12:57,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:12:57,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:57,397 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:12:57,400 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:12:57,413 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:12:57,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:12:57,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,476 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:12:57,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:12:57,484 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:12:57,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:12:57,497 INFO L180 QuantifierPusher]: treesize reduction 157, result has 53.3 percent of original size [2021-11-12 23:12:57,502 INFO L185 QuantifierPusher]: treesize reduction 12, result has 92.5 percent of original size 147 [2021-11-12 23:12:57,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-12 23:12:57,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,609 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-12 23:12:57,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 564 [2021-11-12 23:12:57,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 564 [2021-11-12 23:12:57,660 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,700 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-12 23:12:57,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-12 23:12:57,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 504 [2021-11-12 23:12:57,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1080 [2021-11-12 23:12:57,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1153 [2021-11-12 23:12:57,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1156 [2021-11-12 23:12:57,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,774 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-12 23:12:57,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-12 23:12:57,795 INFO L185 QuantifierPusher]: treesize reduction 310, result has 53.2 percent of original size 353 [2021-11-12 23:12:57,807 INFO L180 QuantifierPusher]: treesize reduction 310, result has 53.9 percent of original size [2021-11-12 23:12:57,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:57,828 INFO L180 QuantifierPusher]: treesize reduction 310, result has 53.9 percent of original size [2021-11-12 23:12:57,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:57,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:57,965 INFO L180 QuantifierPusher]: treesize reduction 86, result has 76.6 percent of original size [2021-11-12 23:12:57,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:57,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-12 23:12:57,978 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size [2021-11-12 23:12:57,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:57,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 23:12:57,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-12 23:12:57,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:57,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2021-11-12 23:12:58,003 INFO L180 QuantifierPusher]: treesize reduction 94, result has 74.9 percent of original size [2021-11-12 23:12:58,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,009 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:58,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,031 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:58,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,037 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:58,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,042 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:58,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-12 23:12:58,055 INFO L180 QuantifierPusher]: treesize reduction 11, result has 96.1 percent of original size [2021-11-12 23:12:58,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:58,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 23:12:58,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-12 23:12:58,073 INFO L180 QuantifierPusher]: treesize reduction 18, result has 94.9 percent of original size [2021-11-12 23:12:58,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2021-11-12 23:12:58,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,132 INFO L180 QuantifierPusher]: treesize reduction 90, result has 75.7 percent of original size [2021-11-12 23:12:58,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,137 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:58,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,143 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.2 percent of original size [2021-11-12 23:12:58,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:12:58,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-12 23:12:58,156 INFO L180 QuantifierPusher]: treesize reduction 88, result has 76.5 percent of original size [2021-11-12 23:12:58,159 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:58,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 23:12:58,165 INFO L185 QuantifierPusher]: treesize reduction 6, result has 97.8 percent of original size 271 [2021-11-12 23:12:58,175 INFO L180 QuantifierPusher]: treesize reduction 271, result has 55.6 percent of original size [2021-11-12 23:12:58,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 329 [2021-11-12 23:12:58,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,230 INFO L180 QuantifierPusher]: treesize reduction 70, result has 80.1 percent of original size [2021-11-12 23:12:58,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-12 23:12:58,238 INFO L180 QuantifierPusher]: treesize reduction 29, result has 90.6 percent of original size [2021-11-12 23:12:58,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:58,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 23:12:58,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 268 [2021-11-12 23:12:58,254 INFO L180 QuantifierPusher]: treesize reduction 126, result has 73.0 percent of original size [2021-11-12 23:12:58,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 329 [2021-11-12 23:12:58,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,305 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.5 percent of original size [2021-11-12 23:12:58,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:58,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:58,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:58,319 INFO L180 QuantifierPusher]: treesize reduction 164, result has 0.6 percent of original size [2021-11-12 23:12:58,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:58,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,435 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.3 percent of original size [2021-11-12 23:12:58,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,442 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.2 percent of original size [2021-11-12 23:12:58,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:58,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:58,455 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.3 percent of original size [2021-11-12 23:12:58,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,463 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,466 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,470 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,474 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,482 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.1 percent of original size [2021-11-12 23:12:58,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:58,488 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.6 percent of original size [2021-11-12 23:12:58,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:58,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,544 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.3 percent of original size [2021-11-12 23:12:58,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,548 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,552 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,561 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.0 percent of original size [2021-11-12 23:12:58,563 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 135 [2021-11-12 23:12:58,570 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.5 percent of original size [2021-11-12 23:12:58,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:58,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,611 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.9 percent of original size [2021-11-12 23:12:58,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,617 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.9 percent of original size [2021-11-12 23:12:58,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-12 23:12:58,623 INFO L180 QuantifierPusher]: treesize reduction 126, result has 62.4 percent of original size [2021-11-12 23:12:58,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:12:58,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,676 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.5 percent of original size [2021-11-12 23:12:58,680 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:58,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:58,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:58,689 INFO L180 QuantifierPusher]: treesize reduction 164, result has 0.6 percent of original size [2021-11-12 23:12:58,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:58,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,758 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.3 percent of original size [2021-11-12 23:12:58,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,763 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,767 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,779 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.0 percent of original size [2021-11-12 23:12:58,781 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 135 [2021-11-12 23:12:58,789 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.5 percent of original size [2021-11-12 23:12:58,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:12:58,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,842 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.3 percent of original size [2021-11-12 23:12:58,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,853 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.2 percent of original size [2021-11-12 23:12:58,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:58,859 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,864 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,869 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,873 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size [2021-11-12 23:12:58,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,884 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.1 percent of original size [2021-11-12 23:12:58,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:58,891 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.6 percent of original size [2021-11-12 23:12:58,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:58,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:58,989 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.3 percent of original size [2021-11-12 23:12:58,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-12 23:12:58,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:58,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:58,998 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.2 percent of original size [2021-11-12 23:12:59,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:12:59,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:12:59,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,124 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.9 percent of original size [2021-11-12 23:12:59,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:12:59,135 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.9 percent of original size [2021-11-12 23:12:59,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-12 23:12:59,157 INFO L180 QuantifierPusher]: treesize reduction 126, result has 62.4 percent of original size [2021-11-12 23:12:59,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2021-11-12 23:12:59,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,245 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.5 percent of original size [2021-11-12 23:12:59,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:59,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:59,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:12:59,256 INFO L180 QuantifierPusher]: treesize reduction 164, result has 0.6 percent of original size [2021-11-12 23:12:59,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:12:59,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:12:59,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:12:59,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:59,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-12 23:12:59,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:59,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:59,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:59,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:12:59,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:12:59,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:12:59,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-12 23:12:59,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 580 [2021-11-12 23:12:59,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 653 [2021-11-12 23:12:59,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:12:59,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 656 [2021-11-12 23:12:59,426 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:13:06,740 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:13:06,740 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:13:06,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 16] total 23 [2021-11-12 23:13:06,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023375109] [2021-11-12 23:13:06,740 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:13:06,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-12 23:13:06,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:13:06,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-12 23:13:06,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=340, Invalid=2852, Unknown=0, NotChecked=0, Total=3192 [2021-11-12 23:13:06,744 INFO L87 Difference]: Start difference. First operand 292 states and 412 transitions. Second operand has 23 states, 23 states have (on average 10.304347826086957) internal successors, (237), 23 states have internal predecessors, (237), 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 23:13:07,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:13:07,524 INFO L93 Difference]: Finished difference Result 605 states and 858 transitions. [2021-11-12 23:13:07,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-12 23:13:07,525 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 10.304347826086957) internal successors, (237), 23 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-11-12 23:13:07,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:13:07,528 INFO L225 Difference]: With dead ends: 605 [2021-11-12 23:13:07,528 INFO L226 Difference]: Without dead ends: 587 [2021-11-12 23:13:07,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 426 GetRequests, 361 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1385 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=445, Invalid=3715, Unknown=0, NotChecked=0, Total=4160 [2021-11-12 23:13:07,531 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1959 mSDsluCounter, 3386 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 317.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1959 SdHoareTripleChecker+Valid, 3701 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.33ms SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 401.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:13:07,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1959 Valid, 3701 Invalid, 578 Unknown, 0 Unchecked, 5.33ms Time], IncrementalHoareTripleChecker [152 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 401.36ms Time] [2021-11-12 23:13:07,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-11-12 23:13:07,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 550. [2021-11-12 23:13:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 1.4517304189435336) internal successors, (797), 549 states have internal predecessors, (797), 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 23:13:07,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 797 transitions. [2021-11-12 23:13:07,549 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 797 transitions. Word has length 130 [2021-11-12 23:13:07,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:13:07,549 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 797 transitions. [2021-11-12 23:13:07,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 10.304347826086957) internal successors, (237), 23 states have internal predecessors, (237), 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 23:13:07,550 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 797 transitions. [2021-11-12 23:13:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-12 23:13:07,551 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:13:07,551 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:13:07,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-12 23:13:07,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1181,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:13:07,766 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:13:07,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:13:07,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1630818142, now seen corresponding path program 1 times [2021-11-12 23:13:07,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:13:07,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298278908] [2021-11-12 23:13:07,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:13:07,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:13:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:13:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 24 proven. 335 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-12 23:13:08,199 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:13:08,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298278908] [2021-11-12 23:13:08,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298278908] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:13:08,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152703839] [2021-11-12 23:13:08,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:13:08,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:13:08,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:13:08,201 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:13:08,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-12 23:13:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:13:08,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-12 23:13:08,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:13:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 24 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:13:09,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:13:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 24 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:13:10,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1152703839] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:13:10,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1467846763] [2021-11-12 23:13:10,994 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:13:10,994 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:13:10,994 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:13:10,994 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:13:10,994 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:13:11,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:11,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:13:11,010 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:11,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:13:11,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:13:11,014 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_20|]} [2021-11-12 23:13:11,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,022 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 23:13:11,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:13:11,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:13:11,024 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:13:11,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:11,045 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 23:13:11,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:13:11,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:13:11,048 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:13:11,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,050 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:13:11,053 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:13:11,053 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:13:11,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:13:11,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:13:11,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:11,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:11,094 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:13:11,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:11,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:11,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:11,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,196 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:13:11,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:13:11,213 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:13:11,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:11,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:13:11,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:13:11,273 INFO L180 QuantifierPusher]: treesize reduction 126, result has 87.5 percent of original size [2021-11-12 23:13:11,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-12 23:13:11,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:13:11,304 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:13:11,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:11,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,392 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:13:11,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:11,400 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:13:11,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:13:11,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:13:11,412 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:13:11,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,416 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:11,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,420 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:11,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,423 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:11,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,427 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:11,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:11,435 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:13:11,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:13:11,441 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:13:11,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:13:11,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,491 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:13:11,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,495 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:11,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,499 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:11,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:11,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:11,508 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:13:11,510 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:13:11,518 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:13:11,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:13:11,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,559 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:13:11,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:11,564 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:13:11,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:13:11,585 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:13:11,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:13:11,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,627 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:13:11,632 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:11,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:13:11,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:13:11,639 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:13:11,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:11,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,754 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:13:11,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:11,761 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:13:11,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:11,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:11,776 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:13:11,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,780 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:11,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,784 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:11,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,787 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:11,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,791 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:11,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:11,799 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:13:11,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:11,804 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:13:11,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:11,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,843 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:13:11,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,846 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:11,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,850 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:11,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:11,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:11,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:11,859 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:13:11,861 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:13:11,869 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:13:11,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:13:11,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,933 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:13:11,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:11,938 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:13:11,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:13:11,948 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:13:11,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:13:11,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:11,988 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:13:12,012 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:13:12,016 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:13:12,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:12,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,076 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:13:12,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,081 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:12,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,085 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:12,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:12,097 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:13:12,099 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:13:12,107 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:13:12,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:13:12,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,199 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:13:12,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,206 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:12,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,213 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:12,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,219 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:12,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,223 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:12,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:12,233 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:13:12,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:12,240 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:13:12,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:12,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,334 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:13:12,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:12,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:12,343 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:13:12,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:12,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:12,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,441 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:13:12,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:12,447 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:13:12,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:13:12,455 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:13:12,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:13:12,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,536 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:13:12,545 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:13:12,548 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:13:12,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:12,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:12,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:12,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,654 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:12,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:13:12,667 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:12,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,678 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:12,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,682 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:12,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:12,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:13:12,685 INFO L185 QuantifierPusher]: treesize reduction 72, result has 43.3 percent of original size 55 [2021-11-12 23:13:12,694 INFO L185 QuantifierPusher]: treesize reduction 70, result has 86.1 percent of original size 435 [2021-11-12 23:13:12,704 INFO L185 QuantifierPusher]: treesize reduction 70, result has 87.9 percent of original size 508 [2021-11-12 23:13:12,721 INFO L180 QuantifierPusher]: treesize reduction 70, result has 88.2 percent of original size [2021-11-12 23:13:12,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 511 [2021-11-12 23:13:12,726 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:13:20,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:13:20,320 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:13:20,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 15] total 34 [2021-11-12 23:13:20,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106728562] [2021-11-12 23:13:20,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:13:20,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-11-12 23:13:20,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:13:20,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-11-12 23:13:20,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=4085, Unknown=0, NotChecked=0, Total=4422 [2021-11-12 23:13:20,324 INFO L87 Difference]: Start difference. First operand 550 states and 797 transitions. Second operand has 34 states, 34 states have (on average 10.441176470588236) internal successors, (355), 34 states have internal predecessors, (355), 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 23:13:21,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:13:21,171 INFO L93 Difference]: Finished difference Result 578 states and 817 transitions. [2021-11-12 23:13:21,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-11-12 23:13:21,172 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 10.441176470588236) internal successors, (355), 34 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2021-11-12 23:13:21,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:13:21,174 INFO L225 Difference]: With dead ends: 578 [2021-11-12 23:13:21,174 INFO L226 Difference]: Without dead ends: 564 [2021-11-12 23:13:21,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 369 SyntacticMatches, 3 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1993 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=432, Invalid=5574, Unknown=0, NotChecked=0, Total=6006 [2021-11-12 23:13:21,176 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1017 mSDsluCounter, 5931 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 399.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 6243 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.55ms SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 475.45ms IncrementalHoareTripleChecker+Time [2021-11-12 23:13:21,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 6243 Invalid, 880 Unknown, 0 Unchecked, 6.55ms Time], IncrementalHoareTripleChecker [47 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 475.45ms Time] [2021-11-12 23:13:21,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2021-11-12 23:13:21,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 550. [2021-11-12 23:13:21,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 1.4171220400728597) internal successors, (778), 549 states have internal predecessors, (778), 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 23:13:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 778 transitions. [2021-11-12 23:13:21,195 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 778 transitions. Word has length 134 [2021-11-12 23:13:21,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:13:21,195 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 778 transitions. [2021-11-12 23:13:21,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.441176470588236) internal successors, (355), 34 states have internal predecessors, (355), 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 23:13:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 778 transitions. [2021-11-12 23:13:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-12 23:13:21,197 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:13:21,197 INFO L514 BasicCegarLoop]: trace histogram [14, 13, 9, 9, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:13:21,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-12 23:13:21,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1427,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:13:21,415 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:13:21,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:13:21,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1759770873, now seen corresponding path program 2 times [2021-11-12 23:13:21,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:13:21,415 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423278829] [2021-11-12 23:13:21,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:13:21,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:13:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:13:21,950 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 26 proven. 380 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-12 23:13:21,950 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:13:21,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423278829] [2021-11-12 23:13:21,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423278829] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:13:21,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505882875] [2021-11-12 23:13:21,951 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:13:21,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:13:21,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:13:21,951 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:13:21,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-12 23:13:22,162 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-11-12 23:13:22,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:13:22,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 63 conjunts are in the unsatisfiable core [2021-11-12 23:13:22,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:13:23,063 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 26 proven. 388 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-12 23:13:23,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:13:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 38 proven. 383 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:13:25,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505882875] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:13:25,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [623105302] [2021-11-12 23:13:25,901 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:13:25,902 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:13:25,902 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:13:25,902 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:13:25,902 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:13:25,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:25,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:13:25,916 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:25,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:13:25,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:13:25,920 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_21|]} [2021-11-12 23:13:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,930 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 23:13:25,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:13:25,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:13:25,932 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:13:25,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:25,935 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:25,950 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 23:13:25,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:13:25,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:13:25,953 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:13:25,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:25,957 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:13:25,961 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:13:25,961 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:13:25,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:13:25,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:25,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:13:25,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:26,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:26,025 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:13:26,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:26,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:26,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:26,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,162 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:13:26,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:13:26,179 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:13:26,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:26,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:13:26,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:13:26,237 INFO L180 QuantifierPusher]: treesize reduction 126, result has 87.5 percent of original size [2021-11-12 23:13:26,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-12 23:13:26,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:13:26,264 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:13:26,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:26,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,359 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:13:26,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:26,383 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:13:26,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:13:26,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:13:26,404 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:13:26,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,410 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:26,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,417 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:26,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,423 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:26,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,430 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:26,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:26,444 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:13:26,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:13:26,454 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:13:26,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:13:26,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,514 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:13:26,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,521 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:26,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,527 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:26,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:26,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:26,543 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:13:26,547 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:13:26,560 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:13:26,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:13:26,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,623 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:13:26,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:26,631 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:13:26,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:13:26,642 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:13:26,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:13:26,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,705 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:13:26,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:26,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:13:26,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:13:26,722 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:13:26,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:26,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,846 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:13:26,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:26,853 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:13:26,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:26,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:26,865 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:13:26,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,868 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:26,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,871 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:26,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,875 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:26,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,878 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:26,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:26,899 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:13:26,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:26,911 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:13:26,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:26,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:26,971 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:13:26,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,977 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:26,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,983 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:26,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:26,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:26,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:26,998 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:13:27,001 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:13:27,015 INFO L180 QuantifierPusher]: treesize reduction 250, result has 47.4 percent of original size [2021-11-12 23:13:27,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 23:13:27,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,075 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:13:27,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:27,083 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:13:27,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:13:27,095 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:13:27,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:13:27,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,155 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:13:27,166 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:13:27,172 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:13:27,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:27,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,256 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:13:27,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,260 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:27,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,265 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:27,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:27,275 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:13:27,277 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:13:27,286 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:13:27,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:13:27,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,343 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:13:27,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,348 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:27,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,352 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:27,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,358 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:27,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,363 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:27,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:27,373 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:13:27,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:27,379 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:13:27,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:27,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,469 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:13:27,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:27,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:27,478 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:13:27,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:27,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:27,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,576 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:13:27,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:27,582 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:13:27,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:13:27,589 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:13:27,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:13:27,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,669 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:13:27,678 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:13:27,681 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:13:27,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:27,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:27,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:27,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:27,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:13:27,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:27,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:27,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:27,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:27,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 23:13:27,854 INFO L185 QuantifierPusher]: treesize reduction 72, result has 43.3 percent of original size 55 [2021-11-12 23:13:27,866 INFO L185 QuantifierPusher]: treesize reduction 70, result has 86.1 percent of original size 435 [2021-11-12 23:13:27,883 INFO L185 QuantifierPusher]: treesize reduction 70, result has 87.9 percent of original size 508 [2021-11-12 23:13:27,908 INFO L180 QuantifierPusher]: treesize reduction 70, result has 88.2 percent of original size [2021-11-12 23:13:27,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 511 [2021-11-12 23:13:27,915 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:13:35,579 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:13:35,579 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:13:35,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 23] total 40 [2021-11-12 23:13:35,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425254288] [2021-11-12 23:13:35,580 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:13:35,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-11-12 23:13:35,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:13:35,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-11-12 23:13:35,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=4821, Unknown=0, NotChecked=0, Total=5256 [2021-11-12 23:13:35,582 INFO L87 Difference]: Start difference. First operand 550 states and 778 transitions. Second operand has 40 states, 40 states have (on average 7.7) internal successors, (308), 40 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:13:39,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:13:39,246 INFO L93 Difference]: Finished difference Result 622 states and 852 transitions. [2021-11-12 23:13:39,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-12 23:13:39,246 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 7.7) internal successors, (308), 40 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 140 [2021-11-12 23:13:39,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:13:39,250 INFO L225 Difference]: With dead ends: 622 [2021-11-12 23:13:39,250 INFO L226 Difference]: Without dead ends: 620 [2021-11-12 23:13:39,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 386 SyntacticMatches, 5 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5079 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=1110, Invalid=13652, Unknown=0, NotChecked=0, Total=14762 [2021-11-12 23:13:39,257 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 2219 mSDsluCounter, 5372 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 907.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2219 SdHoareTripleChecker+Valid, 5701 SdHoareTripleChecker+Invalid, 1545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.36ms SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1085.43ms IncrementalHoareTripleChecker+Time [2021-11-12 23:13:39,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2219 Valid, 5701 Invalid, 1545 Unknown, 0 Unchecked, 9.36ms Time], IncrementalHoareTripleChecker [241 Valid, 1304 Invalid, 0 Unknown, 0 Unchecked, 1085.43ms Time] [2021-11-12 23:13:39,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2021-11-12 23:13:39,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 551. [2021-11-12 23:13:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 550 states have (on average 1.410909090909091) internal successors, (776), 550 states have internal predecessors, (776), 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 23:13:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 776 transitions. [2021-11-12 23:13:39,277 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 776 transitions. Word has length 140 [2021-11-12 23:13:39,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:13:39,278 INFO L470 AbstractCegarLoop]: Abstraction has 551 states and 776 transitions. [2021-11-12 23:13:39,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 7.7) internal successors, (308), 40 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:13:39,278 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 776 transitions. [2021-11-12 23:13:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-12 23:13:39,280 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:13:39,280 INFO L514 BasicCegarLoop]: trace histogram [16, 15, 11, 11, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:13:39,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-12 23:13:39,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1622 [2021-11-12 23:13:39,494 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:13:39,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:13:39,495 INFO L85 PathProgramCache]: Analyzing trace with hash 385745929, now seen corresponding path program 2 times [2021-11-12 23:13:39,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:13:39,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983540262] [2021-11-12 23:13:39,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:13:39,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:13:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:13:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 30 proven. 527 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-12 23:13:39,988 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:13:39,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983540262] [2021-11-12 23:13:39,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983540262] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:13:39,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745053820] [2021-11-12 23:13:39,989 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:13:39,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:13:39,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:13:39,990 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:13:40,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-12 23:13:40,229 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-11-12 23:13:40,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:13:40,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 79 conjunts are in the unsatisfiable core [2021-11-12 23:13:40,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:13:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 30 proven. 543 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-12 23:13:41,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:13:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 91 proven. 489 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:13:44,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745053820] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:13:44,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1435187841] [2021-11-12 23:13:44,743 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:13:44,743 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:13:44,743 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:13:44,744 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:13:44,744 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:13:44,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,757 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:44,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:13:44,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:44,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:13:44,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:13:44,762 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_22|]} [2021-11-12 23:13:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,769 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 23:13:44,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:13:44,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:13:44,770 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:13:44,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:44,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:44,787 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 23:13:44,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:13:44,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:13:44,789 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:13:44,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:44,792 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:13:44,794 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:13:44,794 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:13:44,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:13:44,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:13:44,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:44,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:44,829 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:13:44,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:44,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:44,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:44,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:44,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:44,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:44,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:44,952 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:13:44,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:13:44,968 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:13:44,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:44,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:44,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:13:44,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:13:45,012 INFO L180 QuantifierPusher]: treesize reduction 126, result has 87.5 percent of original size [2021-11-12 23:13:45,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:13:45,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:13:45,038 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:13:45,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:45,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,123 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:13:45,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:45,130 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:13:45,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:13:45,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:13:45,142 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:13:45,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,155 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:45,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,158 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:45,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,162 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:45,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,166 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:45,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:45,174 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:13:45,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:13:45,180 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:13:45,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:13:45,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,251 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:13:45,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,258 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:45,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,262 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:13:45,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:13:45,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:45,272 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:13:45,274 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:13:45,282 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:13:45,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:13:45,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,323 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:13:45,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:13:45,328 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:13:45,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:13:45,335 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:13:45,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:13:45,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,376 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:13:45,378 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:45,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:13:45,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:13:45,389 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:13:45,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:45,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,507 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:13:45,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:45,519 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:13:45,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:45,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:45,537 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:13:45,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,544 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,547 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,551 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,554 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:45,562 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:13:45,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:45,567 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:13:45,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:45,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,605 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:13:45,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,609 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,612 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:45,635 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:13:45,638 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:13:45,651 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:13:45,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:13:45,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,708 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:13:45,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:45,713 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:13:45,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:13:45,719 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:13:45,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:13:45,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,769 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:13:45,780 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:13:45,786 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:13:45,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:45,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,857 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:13:45,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,861 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,866 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:45,876 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:13:45,878 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:13:45,886 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:13:45,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:13:45,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,946 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:13:45,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,951 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,955 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,959 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,964 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:13:45,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:45,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:45,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:45,973 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:13:45,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:45,979 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:13:45,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:45,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:45,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,081 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:13:46,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:13:46,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:46,090 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:13:46,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:13:46,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:13:46,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,183 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:13:46,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:13:46,189 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:13:46,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:13:46,197 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:13:46,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:13:46,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,277 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:13:46,287 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:13:46,290 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:13:46,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:13:46,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:13:46,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:13:46,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:46,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:13:46,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:46,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,417 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:46,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:13:46,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:13:46,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 23:13:46,425 INFO L185 QuantifierPusher]: treesize reduction 72, result has 43.3 percent of original size 55 [2021-11-12 23:13:46,434 INFO L185 QuantifierPusher]: treesize reduction 70, result has 86.1 percent of original size 435 [2021-11-12 23:13:46,446 INFO L185 QuantifierPusher]: treesize reduction 70, result has 87.9 percent of original size 508 [2021-11-12 23:13:46,462 INFO L180 QuantifierPusher]: treesize reduction 70, result has 88.2 percent of original size [2021-11-12 23:13:46,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 511 [2021-11-12 23:13:46,467 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:13:54,311 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:13:54,312 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:13:54,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18, 26] total 48 [2021-11-12 23:13:54,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115019315] [2021-11-12 23:13:54,312 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:13:54,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-11-12 23:13:54,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:13:54,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-11-12 23:13:54,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=860, Invalid=5620, Unknown=0, NotChecked=0, Total=6480 [2021-11-12 23:13:54,314 INFO L87 Difference]: Start difference. First operand 551 states and 776 transitions. Second operand has 48 states, 48 states have (on average 8.229166666666666) internal successors, (395), 48 states have internal predecessors, (395), 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 23:14:02,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:14:02,009 INFO L93 Difference]: Finished difference Result 890 states and 1238 transitions. [2021-11-12 23:14:02,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-11-12 23:14:02,011 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 8.229166666666666) internal successors, (395), 48 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 161 [2021-11-12 23:14:02,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:14:02,015 INFO L225 Difference]: With dead ends: 890 [2021-11-12 23:14:02,015 INFO L226 Difference]: Without dead ends: 880 [2021-11-12 23:14:02,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 452 SyntacticMatches, 3 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6974 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=3034, Invalid=14788, Unknown=0, NotChecked=0, Total=17822 [2021-11-12 23:14:02,018 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 8934 mSDsluCounter, 6128 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 901 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 919.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8934 SdHoareTripleChecker+Valid, 6498 SdHoareTripleChecker+Invalid, 1808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.54ms SdHoareTripleChecker+Time, 901 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1082.25ms IncrementalHoareTripleChecker+Time [2021-11-12 23:14:02,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8934 Valid, 6498 Invalid, 1808 Unknown, 0 Unchecked, 13.54ms Time], IncrementalHoareTripleChecker [901 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 1082.25ms Time] [2021-11-12 23:14:02,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-11-12 23:14:02,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 662. [2021-11-12 23:14:02,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.411497730711044) internal successors, (933), 661 states have internal predecessors, (933), 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 23:14:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 933 transitions. [2021-11-12 23:14:02,046 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 933 transitions. Word has length 161 [2021-11-12 23:14:02,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:14:02,047 INFO L470 AbstractCegarLoop]: Abstraction has 662 states and 933 transitions. [2021-11-12 23:14:02,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 8.229166666666666) internal successors, (395), 48 states have internal predecessors, (395), 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 23:14:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 933 transitions. [2021-11-12 23:14:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-12 23:14:02,052 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:14:02,052 INFO L514 BasicCegarLoop]: trace histogram [29, 28, 21, 21, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:14:02,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-12 23:14:02,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1817,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:14:02,273 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:14:02,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:14:02,273 INFO L85 PathProgramCache]: Analyzing trace with hash 473554572, now seen corresponding path program 2 times [2021-11-12 23:14:02,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:14:02,273 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844690033] [2021-11-12 23:14:02,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:14:02,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:14:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:14:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2127 backedges. 56 proven. 2018 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-12 23:14:02,936 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:14:02,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844690033] [2021-11-12 23:14:02,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844690033] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:14:02,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747086716] [2021-11-12 23:14:02,937 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:14:02,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:14:02,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:14:02,938 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:14:02,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-12 23:14:03,555 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-11-12 23:14:03,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:14:03,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 1939 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-12 23:14:03,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:14:05,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2127 backedges. 56 proven. 2018 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-12 23:14:05,035 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:14:14,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2127 backedges. 68 proven. 2046 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-12 23:14:14,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747086716] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:14:14,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [290473712] [2021-11-12 23:14:14,991 INFO L159 IcfgInterpreter]: Started Sifa with 37 locations of interest [2021-11-12 23:14:14,992 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:14:14,992 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:14:14,992 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:14:14,992 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:14:15,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:15,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:14:15,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:15,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:14:15,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:14:15,011 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_23|]} [2021-11-12 23:14:15,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,021 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 23:14:15,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:14:15,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:14:15,023 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:14:15,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,037 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 23:14:15,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:14:15,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:14:15,039 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:14:15,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:14:15,044 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:14:15,044 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:14:15,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:14:15,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:14:15,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:15,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:15,080 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:14:15,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:15,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:15,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:15,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,177 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:14:15,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:14:15,194 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:14:15,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:15,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:15,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:14:15,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:14:15,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:14:15,260 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:14:15,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:14:15,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:14:15,285 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:14:15,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:15,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,395 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:14:15,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:15,403 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:14:15,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:14:15,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:14:15,415 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:14:15,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,418 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:15,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,422 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:15,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,426 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:15,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,429 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:15,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:15,437 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:14:15,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:14:15,461 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:14:15,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:14:15,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,512 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:14:15,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,525 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:15,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,533 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:15,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:15,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:15,550 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:14:15,554 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:14:15,572 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:14:15,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:14:15,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,654 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:14:15,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:15,660 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:14:15,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:14:15,675 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:14:15,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:14:15,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,739 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:14:15,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:15,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:14:15,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:14:15,752 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:14:15,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:15,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,854 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:14:15,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:15,863 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:14:15,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:15,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:15,875 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:14:15,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,879 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:15,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,882 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:15,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,886 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:15,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,889 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:15,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:15,897 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:14:15,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:15,903 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:14:15,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:15,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,940 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:14:15,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,944 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:15,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,948 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:15,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:15,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:15,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:15,957 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:14:15,959 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:14:15,967 INFO L180 QuantifierPusher]: treesize reduction 250, result has 47.4 percent of original size [2021-11-12 23:14:15,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 23:14:15,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:15,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,006 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:14:16,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:16,011 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:14:16,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:14:16,017 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:14:16,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:14:16,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,058 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:14:16,067 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:14:16,071 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:14:16,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:16,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,130 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:14:16,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,134 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:16,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,139 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:16,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:16,149 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:14:16,151 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:14:16,175 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:14:16,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:14:16,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,232 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:14:16,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:16,241 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:14:16,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:16,246 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:16,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,250 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:16,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,255 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:16,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,259 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:16,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:16,269 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:14:16,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:16,276 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:14:16,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:16,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,367 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:14:16,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:16,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:16,376 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:14:16,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:16,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:16,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,460 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:14:16,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:16,466 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:14:16,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:14:16,474 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:14:16,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 23:14:16,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,565 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:14:16,577 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:14:16,580 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:14:16,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:16,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:16,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:16,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,686 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:16,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:14:16,719 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:16,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:16,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:16,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:16,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:14:16,739 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.6 percent of original size 204 [2021-11-12 23:14:16,751 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 567 [2021-11-12 23:14:16,769 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 640 [2021-11-12 23:14:16,807 INFO L180 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size [2021-11-12 23:14:16,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 643 [2021-11-12 23:14:16,814 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:14:24,908 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:14:24,908 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:14:24,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 32] total 47 [2021-11-12 23:14:24,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129153253] [2021-11-12 23:14:24,909 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:14:24,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-11-12 23:14:24,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:14:24,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-11-12 23:14:24,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=600, Invalid=5880, Unknown=0, NotChecked=0, Total=6480 [2021-11-12 23:14:24,911 INFO L87 Difference]: Start difference. First operand 662 states and 933 transitions. Second operand has 47 states, 47 states have (on average 11.680851063829786) internal successors, (549), 47 states have internal predecessors, (549), 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 23:14:28,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:14:28,039 INFO L93 Difference]: Finished difference Result 1371 states and 1950 transitions. [2021-11-12 23:14:28,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-11-12 23:14:28,040 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 11.680851063829786) internal successors, (549), 47 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 298 [2021-11-12 23:14:28,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:14:28,047 INFO L225 Difference]: With dead ends: 1371 [2021-11-12 23:14:28,047 INFO L226 Difference]: Without dead ends: 1346 [2021-11-12 23:14:28,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 987 GetRequests, 885 SyntacticMatches, 1 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3282 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=1053, Invalid=9453, Unknown=0, NotChecked=0, Total=10506 [2021-11-12 23:14:28,049 INFO L933 BasicCegarLoop]: 813 mSDtfsCounter, 12760 mSDsluCounter, 10315 mSDsCounter, 0 mSdLazyCounter, 1010 mSolverCounterSat, 726 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 961.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12760 SdHoareTripleChecker+Valid, 11128 SdHoareTripleChecker+Invalid, 1736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.04ms SdHoareTripleChecker+Time, 726 IncrementalHoareTripleChecker+Valid, 1010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1115.85ms IncrementalHoareTripleChecker+Time [2021-11-12 23:14:28,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12760 Valid, 11128 Invalid, 1736 Unknown, 0 Unchecked, 17.04ms Time], IncrementalHoareTripleChecker [726 Valid, 1010 Invalid, 0 Unknown, 0 Unchecked, 1115.85ms Time] [2021-11-12 23:14:28,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2021-11-12 23:14:28,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1253. [2021-11-12 23:14:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1252 states have (on average 1.4600638977635783) internal successors, (1828), 1252 states have internal predecessors, (1828), 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 23:14:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1828 transitions. [2021-11-12 23:14:28,098 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1828 transitions. Word has length 298 [2021-11-12 23:14:28,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:14:28,098 INFO L470 AbstractCegarLoop]: Abstraction has 1253 states and 1828 transitions. [2021-11-12 23:14:28,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 11.680851063829786) internal successors, (549), 47 states have internal predecessors, (549), 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 23:14:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1828 transitions. [2021-11-12 23:14:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-12 23:14:28,104 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:14:28,104 INFO L514 BasicCegarLoop]: trace histogram [29, 28, 21, 21, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:14:28,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-12 23:14:28,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2012 [2021-11-12 23:14:28,330 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:14:28,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:14:28,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1459913490, now seen corresponding path program 2 times [2021-11-12 23:14:28,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:14:28,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694893839] [2021-11-12 23:14:28,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:14:28,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:14:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:14:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2163 backedges. 56 proven. 2059 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-12 23:14:29,508 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:14:29,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694893839] [2021-11-12 23:14:29,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694893839] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:14:29,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1902364183] [2021-11-12 23:14:29,509 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:14:29,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:14:29,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:14:29,510 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:14:29,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-12 23:14:30,103 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-11-12 23:14:30,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:14:30,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 1951 conjuncts, 96 conjunts are in the unsatisfiable core [2021-11-12 23:14:30,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:14:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2163 backedges. 56 proven. 2059 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-12 23:14:31,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:14:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2163 backedges. 56 proven. 2059 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-12 23:14:34,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1902364183] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:14:34,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1818568712] [2021-11-12 23:14:34,245 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:14:34,245 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:14:34,246 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:14:34,246 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:14:34,246 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:14:34,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:34,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:14:34,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:34,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:14:34,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:14:34,262 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_23|], 21=[|v_#valid_24|]} [2021-11-12 23:14:34,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,271 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 23:14:34,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:14:34,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:14:34,273 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:14:34,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,277 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:34,293 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 23:14:34,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:14:34,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:14:34,296 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:14:34,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,299 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:14:34,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:14:34,302 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:14:34,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:14:34,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:14:34,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:34,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:34,338 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:14:34,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:34,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:34,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:34,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,437 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:14:34,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:14:34,453 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:14:34,461 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:34,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 801 [2021-11-12 23:14:34,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 813 [2021-11-12 23:14:34,499 INFO L180 QuantifierPusher]: treesize reduction 126, result has 87.5 percent of original size [2021-11-12 23:14:34,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-12 23:14:34,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:14:34,533 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:14:34,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:34,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,621 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:14:34,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:34,629 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:14:34,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:14:34,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:14:34,642 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:14:34,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,646 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:34,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,650 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:34,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,653 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:34,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,657 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:34,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:34,666 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:14:34,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:14:34,671 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:14:34,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:14:34,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,710 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:14:34,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,714 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:34,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,717 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:14:34,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:14:34,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:34,726 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:14:34,728 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:14:34,736 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:14:34,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:14:34,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,776 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:14:34,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:14:34,781 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:14:34,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:14:34,788 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:14:34,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:14:34,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,828 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:14:34,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:34,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:14:34,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:14:34,841 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:14:34,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:34,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:34,951 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:14:34,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:34,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:34,959 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:14:34,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:34,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:34,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:34,970 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:14:34,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:34,973 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:34,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:34,997 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:34,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,000 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,004 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,012 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:14:35,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:35,017 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:14:35,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:35,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,054 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:14:35,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,058 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,061 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,070 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:14:35,072 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:14:35,079 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:14:35,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:14:35,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,118 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:14:35,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,123 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:14:35,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:14:35,143 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:14:35,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:14:35,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,183 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:14:35,191 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:14:35,195 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:14:35,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:35,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,253 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:14:35,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,258 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,262 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,272 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:14:35,274 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:14:35,283 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:14:35,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:14:35,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,339 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:14:35,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,344 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,348 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,353 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,363 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:14:35,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,374 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:14:35,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:35,381 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:14:35,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:35,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,474 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:14:35,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:14:35,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,483 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:14:35,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:14:35,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:14:35,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,571 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:14:35,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:14:35,577 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:14:35,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:14:35,584 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:14:35,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:14:35,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,665 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:14:35,674 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:14:35,676 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:14:35,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:14:35,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:14:35,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:14:35,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:35,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:14:35,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:35,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:35,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:14:35,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:14:35,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 23:14:35,832 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.6 percent of original size 204 [2021-11-12 23:14:35,843 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.1 percent of original size 567 [2021-11-12 23:14:35,860 INFO L185 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size 640 [2021-11-12 23:14:35,881 INFO L180 QuantifierPusher]: treesize reduction 5, result has 99.2 percent of original size [2021-11-12 23:14:35,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 643 [2021-11-12 23:14:35,888 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:14:43,807 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:14:43,807 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:14:43,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 20] total 41 [2021-11-12 23:14:43,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066798005] [2021-11-12 23:14:43,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:14:43,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-12 23:14:43,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:14:43,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-12 23:14:43,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=5009, Unknown=0, NotChecked=0, Total=5402 [2021-11-12 23:14:43,810 INFO L87 Difference]: Start difference. First operand 1253 states and 1828 transitions. Second operand has 41 states, 41 states have (on average 13.707317073170731) internal successors, (562), 41 states have internal predecessors, (562), 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 23:14:45,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:14:45,426 INFO L93 Difference]: Finished difference Result 1259 states and 1831 transitions. [2021-11-12 23:14:45,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-11-12 23:14:45,427 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 13.707317073170731) internal successors, (562), 41 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 302 [2021-11-12 23:14:45,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:14:45,432 INFO L225 Difference]: With dead ends: 1259 [2021-11-12 23:14:45,432 INFO L226 Difference]: Without dead ends: 1257 [2021-11-12 23:14:45,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1005 GetRequests, 905 SyntacticMatches, 4 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2564 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=606, Invalid=8900, Unknown=0, NotChecked=0, Total=9506 [2021-11-12 23:14:45,433 INFO L933 BasicCegarLoop]: 686 mSDtfsCounter, 2040 mSDsluCounter, 13242 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 733.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2040 SdHoareTripleChecker+Valid, 13928 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.98ms SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 873.97ms IncrementalHoareTripleChecker+Time [2021-11-12 23:14:45,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2040 Valid, 13928 Invalid, 1588 Unknown, 0 Unchecked, 12.98ms Time], IncrementalHoareTripleChecker [28 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 873.97ms Time] [2021-11-12 23:14:45,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2021-11-12 23:14:45,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 1253. [2021-11-12 23:14:45,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1252 states have (on average 1.4584664536741214) internal successors, (1826), 1252 states have internal predecessors, (1826), 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 23:14:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1826 transitions. [2021-11-12 23:14:45,481 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1826 transitions. Word has length 302 [2021-11-12 23:14:45,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:14:45,482 INFO L470 AbstractCegarLoop]: Abstraction has 1253 states and 1826 transitions. [2021-11-12 23:14:45,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 13.707317073170731) internal successors, (562), 41 states have internal predecessors, (562), 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 23:14:45,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1826 transitions. [2021-11-12 23:14:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-12 23:14:45,487 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:14:45,488 INFO L514 BasicCegarLoop]: trace histogram [30, 29, 21, 21, 14, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:14:45,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-12 23:14:45,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2207 [2021-11-12 23:14:45,702 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:14:45,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:14:45,703 INFO L85 PathProgramCache]: Analyzing trace with hash 765225555, now seen corresponding path program 3 times [2021-11-12 23:14:45,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:14:45,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675264943] [2021-11-12 23:14:45,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:14:45,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:14:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:14:47,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 58 proven. 2164 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-12 23:14:47,323 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:14:47,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675264943] [2021-11-12 23:14:47,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675264943] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:14:47,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378114521] [2021-11-12 23:14:47,323 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:14:47,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:14:47,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:14:47,324 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:14:47,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-12 23:14:47,606 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:14:47,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:14:47,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 2006 conjuncts, 148 conjunts are in the unsatisfiable core [2021-11-12 23:14:47,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:14:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 58 proven. 2212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:14:49,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:15:03,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 58 proven. 2212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:15:03,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378114521] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:15:03,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [786042346] [2021-11-12 23:15:03,792 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-12 23:15:03,793 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:15:03,793 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:15:03,793 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:15:03,793 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:15:03,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,807 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:03,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:15:03,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:03,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:15:03,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 23:15:03,811 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_24|], 21=[|v_#valid_25|]} [2021-11-12 23:15:03,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,818 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 23:15:03,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:15:03,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:15:03,828 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:15:03,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:03,832 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:15:03,847 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 23:15:03,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:15:03,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:15:03,849 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:15:03,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:03,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 23:15:03,853 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:15:03,854 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:146, output treesize:121 [2021-11-12 23:15:03,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:15:03,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 23:15:03,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:15:03,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:15:03,889 INFO L180 QuantifierPusher]: treesize reduction 211, result has 0.5 percent of original size [2021-11-12 23:15:03,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:15:03,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:15:03,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:03,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:15:03,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:03,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:03,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:03,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:03,989 INFO L180 QuantifierPusher]: treesize reduction 4, result has 99.4 percent of original size [2021-11-12 23:15:03,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 607 [2021-11-12 23:15:04,005 INFO L180 QuantifierPusher]: treesize reduction 29, result has 95.5 percent of original size [2021-11-12 23:15:04,013 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:04,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:04,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 387 [2021-11-12 23:15:04,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 981 [2021-11-12 23:15:04,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 993 [2021-11-12 23:15:04,072 INFO L180 QuantifierPusher]: treesize reduction 126, result has 89.4 percent of original size [2021-11-12 23:15:04,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-12 23:15:04,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:15:04,097 INFO L180 QuantifierPusher]: treesize reduction 220, result has 0.5 percent of original size [2021-11-12 23:15:04,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:15:04,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,203 INFO L180 QuantifierPusher]: treesize reduction 91, result has 61.4 percent of original size [2021-11-12 23:15:04,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:15:04,210 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-11-12 23:15:04,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:15:04,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:15:04,222 INFO L180 QuantifierPusher]: treesize reduction 99, result has 59.4 percent of original size [2021-11-12 23:15:04,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,226 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:15:04,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,229 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:15:04,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,233 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:15:04,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,237 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:15:04,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:15:04,245 INFO L180 QuantifierPusher]: treesize reduction 16, result has 89.2 percent of original size [2021-11-12 23:15:04,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 23:15:04,251 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.7 percent of original size [2021-11-12 23:15:04,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-12 23:15:04,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,290 INFO L180 QuantifierPusher]: treesize reduction 95, result has 60.4 percent of original size [2021-11-12 23:15:04,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,294 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:15:04,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,298 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.8 percent of original size [2021-11-12 23:15:04,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-12 23:15:04,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:15:04,307 INFO L180 QuantifierPusher]: treesize reduction 88, result has 63.2 percent of original size [2021-11-12 23:15:04,309 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.5 percent of original size 136 [2021-11-12 23:15:04,317 INFO L180 QuantifierPusher]: treesize reduction 276, result has 42.6 percent of original size [2021-11-12 23:15:04,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:15:04,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,357 INFO L180 QuantifierPusher]: treesize reduction 75, result has 66.1 percent of original size [2021-11-12 23:15:04,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:15:04,362 INFO L180 QuantifierPusher]: treesize reduction 29, result has 83.0 percent of original size [2021-11-12 23:15:04,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 23:15:04,369 INFO L180 QuantifierPusher]: treesize reduction 129, result has 61.6 percent of original size [2021-11-12 23:15:04,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-11-12 23:15:04,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,409 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.6 percent of original size [2021-11-12 23:15:04,415 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:04,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 23:15:04,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:15:04,421 INFO L180 QuantifierPusher]: treesize reduction 165, result has 0.6 percent of original size [2021-11-12 23:15:04,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:15:04,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,516 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:15:04,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:04,523 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:15:04,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:15:04,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:15:04,535 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:15:04,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,539 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,543 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,546 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,550 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:04,558 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:15:04,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:15:04,563 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:15:04,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:15:04,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,601 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:15:04,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,605 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,608 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:04,617 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:15:04,619 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:15:04,626 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:15:04,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:15:04,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,666 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:15:04,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:04,671 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:15:04,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:15:04,676 INFO L180 QuantifierPusher]: treesize reduction 154, result has 53.3 percent of original size [2021-11-12 23:15:04,680 INFO L185 QuantifierPusher]: treesize reduction 12, result has 92.9 percent of original size 156 [2021-11-12 23:15:04,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,716 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:15:04,729 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:15:04,733 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:15:04,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:15:04,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,792 INFO L180 QuantifierPusher]: treesize reduction 95, result has 59.4 percent of original size [2021-11-12 23:15:04,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,796 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,801 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:04,811 INFO L180 QuantifierPusher]: treesize reduction 88, result has 62.2 percent of original size [2021-11-12 23:15:04,813 INFO L185 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size 130 [2021-11-12 23:15:04,822 INFO L180 QuantifierPusher]: treesize reduction 276, result has 41.9 percent of original size [2021-11-12 23:15:04,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-12 23:15:04,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,909 INFO L180 QuantifierPusher]: treesize reduction 99, result has 58.4 percent of original size [2021-11-12 23:15:04,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,915 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,920 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,925 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,930 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.6 percent of original size [2021-11-12 23:15:04,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:04,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:04,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:04,942 INFO L180 QuantifierPusher]: treesize reduction 16, result has 88.7 percent of original size [2021-11-12 23:15:04,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:15:04,950 INFO L180 QuantifierPusher]: treesize reduction 18, result has 91.4 percent of original size [2021-11-12 23:15:04,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:15:04,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:04,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,104 INFO L180 QuantifierPusher]: treesize reduction 91, result has 60.4 percent of original size [2021-11-12 23:15:05,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-12 23:15:05,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:05,119 INFO L180 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-11-12 23:15:05,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 23:15:05,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:15:05,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,226 INFO L180 QuantifierPusher]: treesize reduction 75, result has 65.1 percent of original size [2021-11-12 23:15:05,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 23:15:05,232 INFO L180 QuantifierPusher]: treesize reduction 29, result has 82.4 percent of original size [2021-11-12 23:15:05,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 23:15:05,239 INFO L180 QuantifierPusher]: treesize reduction 126, result has 61.8 percent of original size [2021-11-12 23:15:05,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-11-12 23:15:05,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,316 INFO L180 QuantifierPusher]: treesize reduction 70, result has 78.2 percent of original size [2021-11-12 23:15:05,325 INFO L185 QuantifierPusher]: treesize reduction 7, result has 95.1 percent of original size 136 [2021-11-12 23:15:05,328 INFO L180 QuantifierPusher]: treesize reduction 158, result has 0.6 percent of original size [2021-11-12 23:15:05,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:15:05,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:15:05,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:15:05,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:05,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:15:05,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:05,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:05,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,461 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:15:05,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:15:05,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:15:05,464 INFO L185 QuantifierPusher]: treesize reduction 72, result has 43.3 percent of original size 55 [2021-11-12 23:15:05,473 INFO L185 QuantifierPusher]: treesize reduction 70, result has 86.1 percent of original size 435 [2021-11-12 23:15:05,484 INFO L185 QuantifierPusher]: treesize reduction 70, result has 87.9 percent of original size 508 [2021-11-12 23:15:05,501 INFO L180 QuantifierPusher]: treesize reduction 70, result has 88.2 percent of original size [2021-11-12 23:15:05,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 511 [2021-11-12 23:15:05,508 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:15:15,567 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:15:15,567 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:15:15,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 32, 47] total 92 [2021-11-12 23:15:15,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277788569] [2021-11-12 23:15:15,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:15:15,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2021-11-12 23:15:15,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:15:15,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2021-11-12 23:15:15,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=821, Invalid=14679, Unknown=0, NotChecked=0, Total=15500 [2021-11-12 23:15:15,570 INFO L87 Difference]: Start difference. First operand 1253 states and 1826 transitions. Second operand has 92 states, 92 states have (on average 9.076086956521738) internal successors, (835), 92 states have internal predecessors, (835), 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 23:15:26,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:15:26,643 INFO L93 Difference]: Finished difference Result 1462 states and 1979 transitions. [2021-11-12 23:15:26,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-11-12 23:15:26,644 INFO L78 Accepts]: Start accepts. Automaton has has 92 states, 92 states have (on average 9.076086956521738) internal successors, (835), 92 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 308 [2021-11-12 23:15:26,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:15:26,652 INFO L225 Difference]: With dead ends: 1462 [2021-11-12 23:15:26,652 INFO L226 Difference]: Without dead ends: 1460 [2021-11-12 23:15:26,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1103 GetRequests, 880 SyntacticMatches, 8 SemanticMatches, 215 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16249 ImplicationChecksByTransitivity, 21.9s TimeCoverageRelationStatistics Valid=2654, Invalid=44218, Unknown=0, NotChecked=0, Total=46872 [2021-11-12 23:15:26,656 INFO L933 BasicCegarLoop]: 846 mSDtfsCounter, 9099 mSDsluCounter, 35594 mSDsCounter, 0 mSdLazyCounter, 4742 mSolverCounterSat, 765 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2705.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9099 SdHoareTripleChecker+Valid, 36440 SdHoareTripleChecker+Invalid, 5507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 39.67ms SdHoareTripleChecker+Time, 765 IncrementalHoareTripleChecker+Valid, 4742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3170.46ms IncrementalHoareTripleChecker+Time [2021-11-12 23:15:26,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9099 Valid, 36440 Invalid, 5507 Unknown, 0 Unchecked, 39.67ms Time], IncrementalHoareTripleChecker [765 Valid, 4742 Invalid, 0 Unknown, 0 Unchecked, 3170.46ms Time] [2021-11-12 23:15:26,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1460 states. [2021-11-12 23:15:26,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1460 to 1253. [2021-11-12 23:15:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1252 states have (on average 1.4568690095846646) internal successors, (1824), 1252 states have internal predecessors, (1824), 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 23:15:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1824 transitions. [2021-11-12 23:15:26,707 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1824 transitions. Word has length 308 [2021-11-12 23:15:26,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:15:26,708 INFO L470 AbstractCegarLoop]: Abstraction has 1253 states and 1824 transitions. [2021-11-12 23:15:26,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 9.076086956521738) internal successors, (835), 92 states have internal predecessors, (835), 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 23:15:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1824 transitions. [2021-11-12 23:15:26,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-12 23:15:26,711 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:15:26,711 INFO L514 BasicCegarLoop]: trace histogram [35, 34, 25, 25, 16, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:15:26,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-12 23:15:26,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2402,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:15:26,938 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:15:26,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:15:26,939 INFO L85 PathProgramCache]: Analyzing trace with hash -926782826, now seen corresponding path program 1 times [2021-11-12 23:15:26,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:15:26,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224649809] [2021-11-12 23:15:26,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:15:26,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:15:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:15:28,080 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-12 23:15:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:15:29,091 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-12 23:15:29,091 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-12 23:15:29,092 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:15:29,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2597 [2021-11-12 23:15:29,097 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:15:29,103 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:15:29,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:15:29 BoogieIcfgContainer [2021-11-12 23:15:29,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:15:29,373 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:15:29,373 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:15:29,374 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:15:29,374 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:11:28" (3/4) ... [2021-11-12 23:15:29,376 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-12 23:15:29,634 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 23:15:29,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:15:29,634 INFO L158 Benchmark]: Toolchain (without parser) took 243147.65ms. Allocated memory was 111.1MB in the beginning and 960.5MB in the end (delta: 849.3MB). Free memory was 68.8MB in the beginning and 795.7MB in the end (delta: -726.9MB). Peak memory consumption was 122.1MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,635 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 86.4MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:15:29,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.16ms. Allocated memory is still 111.1MB. Free memory was 68.6MB in the beginning and 76.0MB in the end (delta: -7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.14ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 71.4MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,635 INFO L158 Benchmark]: Boogie Preprocessor took 83.31ms. Allocated memory is still 111.1MB. Free memory was 71.4MB in the beginning and 68.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,635 INFO L158 Benchmark]: RCFGBuilder took 895.54ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 68.4MB in the beginning and 115.3MB in the end (delta: -46.9MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,635 INFO L158 Benchmark]: TraceAbstraction took 241257.93ms. Allocated memory was 151.0MB in the beginning and 960.5MB in the end (delta: 809.5MB). Free memory was 114.3MB in the beginning and 849.2MB in the end (delta: -734.9MB). Peak memory consumption was 601.3MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,636 INFO L158 Benchmark]: Witness Printer took 260.87ms. Allocated memory is still 960.5MB. Free memory was 849.2MB in the beginning and 795.7MB in the end (delta: 53.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-12 23:15:29,636 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 111.1MB. Free memory was 86.5MB in the beginning and 86.4MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.16ms. Allocated memory is still 111.1MB. Free memory was 68.6MB in the beginning and 76.0MB in the end (delta: -7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.14ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 71.4MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.31ms. Allocated memory is still 111.1MB. Free memory was 71.4MB in the beginning and 68.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 895.54ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 68.4MB in the beginning and 115.3MB in the end (delta: -46.9MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * TraceAbstraction took 241257.93ms. Allocated memory was 151.0MB in the beginning and 960.5MB in the end (delta: 809.5MB). Free memory was 114.3MB in the beginning and 849.2MB in the end (delta: -734.9MB). Peak memory consumption was 601.3MB. Max. memory is 16.1GB. * Witness Printer took 260.87ms. Allocated memory is still 960.5MB. Free memory was 849.2MB in the beginning and 795.7MB in the end (delta: 53.5MB). Peak memory consumption was 54.5MB. 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 - CounterExampleResult [Line: 571]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L7] int m_Protocol = 1; [L8] int m_msg_2 = 2; [L9] int m_recv_ack_2 = 3; [L10] int m_msg_1_1 = 4; [L11] int m_msg_1_2 = 5; [L12] int m_recv_ack_1_1 = 6; [L13] int m_recv_ack_1_2 = 7; [L18] int q = 0; [L19] int method_id; [L22] int this_expect = 0; [L23] int this_buffer_empty = 0; VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, q=0, this_buffer_empty=0, this_expect=0] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, P1=0, P2=-3, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-2, P9=0, q=0, this_buffer_empty=0, this_expect=0] [L45] COND TRUE q == 0 [L46] COND TRUE __VERIFIER_nondet_int() [L50] method_id = 1 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=1, P1=0, P2=-3, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-2, P9=0, q=0, this_buffer_empty=0, this_expect=0] [L52] COND FALSE !(0) [L56] q = 1 [L58] this_expect=0 [L58] this_buffer_empty=1 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=1, P1=0, P2=-3, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-2, P9=0, q=1, this_buffer_empty=1, this_expect=0] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=1, P1=0, P2=-5, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-4, P9=0, q=1, this_buffer_empty=1, this_expect=0] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=1, P1=0, P2=-5, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-4, P9=0, q=1, this_buffer_empty=1, this_expect=0] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-5, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-4, P9=0, q=1, this_buffer_empty=1, this_expect=0] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-5, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-4, P9=0, q=3, this_buffer_empty=0, this_expect=1] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-6, P3=0, P4=0, P5=0, P6=0, P7=0, P8=6, P9=0, q=3, this_buffer_empty=0, this_expect=1] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-6, P3=0, P4=0, P5=0, P6=0, P7=0, P8=6, P9=0, q=3, this_buffer_empty=0, this_expect=1] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-6, P3=0, P4=0, P5=0, P6=0, P7=0, P8=6, P9=0, q=3, this_buffer_empty=0, this_expect=1] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-6, P3=0, P4=0, P5=0, P6=0, P7=0, P8=6, P9=0, q=3, this_buffer_empty=0, this_expect=1] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=-6, P3=0, P4=0, P5=0, P6=0, P7=0, P8=6, P9=0, q=3, this_buffer_empty=0, this_expect=1] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=-6, P3=0, P4=0, P5=0, P6=0, P7=0, P8=6, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=4, this_buffer_empty=1, this_expect=1] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-7, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=7, P9=0, q=5, this_buffer_empty=0, this_expect=2] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=5, this_buffer_empty=0, this_expect=2] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=-8, P3=0, P4=0, P5=0, P6=0, P7=0, P8=8, P9=1, q=1, this_buffer_empty=1, this_expect=2] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=-9, P3=0, P4=0, P5=0, P6=0, P7=0, P8=9, P9=0, q=1, this_buffer_empty=1, this_expect=2] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=-9, P3=0, P4=0, P5=0, P6=0, P7=0, P8=9, P9=0, q=1, this_buffer_empty=1, this_expect=2] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=-9, P3=0, P4=0, P5=0, P6=0, P7=0, P8=9, P9=0, q=1, this_buffer_empty=1, this_expect=2] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=-9, P3=0, P4=0, P5=0, P6=0, P7=0, P8=9, P9=0, q=3, this_buffer_empty=0, this_expect=3] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-10, P3=1, P4=0, P5=0, P6=0, P7=0, P8=10, P9=0, q=3, this_buffer_empty=0, this_expect=3] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-10, P3=1, P4=0, P5=0, P6=0, P7=0, P8=10, P9=0, q=3, this_buffer_empty=0, this_expect=3] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-10, P3=1, P4=0, P5=0, P6=0, P7=0, P8=10, P9=0, q=3, this_buffer_empty=0, this_expect=3] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=-10, P3=1, P4=0, P5=0, P6=0, P7=0, P8=10, P9=0, q=3, this_buffer_empty=0, this_expect=3] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=-10, P3=1, P4=0, P5=0, P6=0, P7=0, P8=10, P9=0, q=3, this_buffer_empty=0, this_expect=3] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=-10, P3=1, P4=0, P5=0, P6=0, P7=0, P8=10, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=4, this_buffer_empty=1, this_expect=3] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=-11, P3=0, P4=0, P5=0, P6=1, P7=0, P8=11, P9=0, q=5, this_buffer_empty=0, this_expect=4] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=5, this_buffer_empty=0, this_expect=4] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=13, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-12, P9=1, q=1, this_buffer_empty=1, this_expect=4] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=14, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-13, P9=0, q=1, this_buffer_empty=1, this_expect=4] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=14, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-13, P9=0, q=1, this_buffer_empty=1, this_expect=4] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=14, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-13, P9=0, q=1, this_buffer_empty=1, this_expect=4] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=14, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-13, P9=0, q=3, this_buffer_empty=0, this_expect=5] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=15, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-14, P9=0, q=3, this_buffer_empty=0, this_expect=5] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=15, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-14, P9=0, q=3, this_buffer_empty=0, this_expect=5] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=15, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-14, P9=0, q=3, this_buffer_empty=0, this_expect=5] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=15, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-14, P9=0, q=3, this_buffer_empty=0, this_expect=5] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=15, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-14, P9=0, q=3, this_buffer_empty=0, this_expect=5] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=15, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-14, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=4, this_buffer_empty=1, this_expect=5] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=17, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-15, P9=0, q=5, this_buffer_empty=0, this_expect=6] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=5, this_buffer_empty=0, this_expect=6] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=18, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-17, P9=1, q=1, this_buffer_empty=1, this_expect=6] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=19, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-18, P9=0, q=1, this_buffer_empty=1, this_expect=6] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=19, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-18, P9=0, q=1, this_buffer_empty=1, this_expect=6] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=19, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-18, P9=0, q=1, this_buffer_empty=1, this_expect=6] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=19, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-18, P9=0, q=3, this_buffer_empty=0, this_expect=7] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=20, P3=-1, P4=0, P5=0, P6=0, P7=0, P8=-19, P9=0, q=3, this_buffer_empty=0, this_expect=7] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=20, P3=-1, P4=0, P5=0, P6=0, P7=0, P8=-19, P9=0, q=3, this_buffer_empty=0, this_expect=7] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=20, P3=-1, P4=0, P5=0, P6=0, P7=0, P8=-19, P9=0, q=3, this_buffer_empty=0, this_expect=7] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=20, P3=-1, P4=0, P5=0, P6=0, P7=0, P8=-19, P9=0, q=3, this_buffer_empty=0, this_expect=7] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=20, P3=-1, P4=0, P5=0, P6=0, P7=0, P8=-19, P9=0, q=3, this_buffer_empty=0, this_expect=7] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=20, P3=-1, P4=0, P5=0, P6=0, P7=0, P8=-19, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=4, this_buffer_empty=1, this_expect=7] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=21, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-20, P9=0, q=5, this_buffer_empty=0, this_expect=8] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=5, this_buffer_empty=0, this_expect=8] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=22, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-21, P9=1, q=1, this_buffer_empty=1, this_expect=8] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=23, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-22, P9=0, q=1, this_buffer_empty=1, this_expect=8] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=23, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-22, P9=0, q=1, this_buffer_empty=1, this_expect=8] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=23, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-22, P9=0, q=1, this_buffer_empty=1, this_expect=8] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=23, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-22, P9=0, q=3, this_buffer_empty=0, this_expect=9] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=24, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-23, P9=0, q=3, this_buffer_empty=0, this_expect=9] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=24, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-23, P9=0, q=3, this_buffer_empty=0, this_expect=9] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=24, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-23, P9=0, q=3, this_buffer_empty=0, this_expect=9] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=24, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-23, P9=0, q=3, this_buffer_empty=0, this_expect=9] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=24, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-23, P9=0, q=3, this_buffer_empty=0, this_expect=9] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=24, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-23, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=4, this_buffer_empty=1, this_expect=9] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=25, P3=0, P4=0, P5=0, P6=1, P7=0, P8=-24, P9=0, q=5, this_buffer_empty=0, this_expect=10] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=5, this_buffer_empty=0, this_expect=10] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=26, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-25, P9=1, q=1, this_buffer_empty=1, this_expect=10] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=27, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-26, P9=0, q=1, this_buffer_empty=1, this_expect=10] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=27, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-26, P9=0, q=1, this_buffer_empty=1, this_expect=10] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=27, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-26, P9=0, q=1, this_buffer_empty=1, this_expect=10] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=27, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-26, P9=0, q=3, this_buffer_empty=0, this_expect=11] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=28, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-27, P9=0, q=3, this_buffer_empty=0, this_expect=11] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=28, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-27, P9=0, q=3, this_buffer_empty=0, this_expect=11] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=28, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-27, P9=0, q=3, this_buffer_empty=0, this_expect=11] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=28, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-27, P9=0, q=3, this_buffer_empty=0, this_expect=11] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=28, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-27, P9=0, q=3, this_buffer_empty=0, this_expect=11] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=28, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-27, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=4, this_buffer_empty=1, this_expect=11] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=29, P3=0, P4=0, P5=0, P6=-1, P7=0, P8=-28, P9=0, q=5, this_buffer_empty=0, this_expect=12] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=5, this_buffer_empty=0, this_expect=12] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=30, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-29, P9=1, q=1, this_buffer_empty=1, this_expect=12] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=31, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-30, P9=0, q=1, this_buffer_empty=1, this_expect=12] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=0, P2=31, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-30, P9=0, q=1, this_buffer_empty=1, this_expect=12] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=31, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-30, P9=0, q=1, this_buffer_empty=1, this_expect=12] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=31, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-30, P9=0, q=3, this_buffer_empty=0, this_expect=13] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=32, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-31, P9=0, q=3, this_buffer_empty=0, this_expect=13] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=32, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-31, P9=0, q=3, this_buffer_empty=0, this_expect=13] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=32, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-31, P9=0, q=3, this_buffer_empty=0, this_expect=13] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=32, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-31, P9=0, q=3, this_buffer_empty=0, this_expect=13] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=32, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-31, P9=0, q=3, this_buffer_empty=0, this_expect=13] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=32, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-31, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=4, this_buffer_empty=1, this_expect=13] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=33, P3=0, P4=0, P5=0, P6=-2, P7=0, P8=-32, P9=0, q=5, this_buffer_empty=0, this_expect=14] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=5, this_buffer_empty=0, this_expect=14] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=34, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-33, P9=1, q=1, this_buffer_empty=1, this_expect=14] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=35, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-34, P9=0, q=1, this_buffer_empty=1, this_expect=14] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=35, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-34, P9=0, q=1, this_buffer_empty=1, this_expect=14] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=35, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-34, P9=0, q=1, this_buffer_empty=1, this_expect=14] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=35, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-34, P9=0, q=3, this_buffer_empty=0, this_expect=15] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=36, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-35, P9=0, q=3, this_buffer_empty=0, this_expect=15] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=36, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-35, P9=0, q=3, this_buffer_empty=0, this_expect=15] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=36, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-35, P9=0, q=3, this_buffer_empty=0, this_expect=15] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=36, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-35, P9=0, q=3, this_buffer_empty=0, this_expect=15] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=36, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-35, P9=0, q=3, this_buffer_empty=0, this_expect=15] [L288] COND FALSE !((((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2))))) [L292] q = 4 [L294] this_expect=this_expect [L294] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=36, P3=1, P4=0, P5=0, P6=0, P7=0, P8=-35, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L365] COND TRUE q == 4 [L366] COND FALSE !(__VERIFIER_nondet_int()) [L382] COND FALSE !(__VERIFIER_nondet_int()) [L398] COND FALSE !(__VERIFIER_nondet_int()) [L414] COND TRUE __VERIFIER_nondet_int() [L416] COND TRUE (((P1 % 2) != (0 % 2)) && !(((P1 % 2) != ((0 + 1) % 2)) && ((P1 % 2) != (0 % 2)))) [L418] method_id = 5 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=4, this_buffer_empty=1, this_expect=15] [L420] COND FALSE !(((((((P6 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))) || (((this_buffer_empty != 1) && ((P6 % 2) != (0 % 2))) && (((P6 % 2) != (0 % 2)) && !(((P6 % 2) != ((0 + 1) % 2)) && ((P6 % 2) != (0 % 2))))))) [L424] q = 5 [L426] this_expect=(this_expect + 1) [L426] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=37, P3=0, P4=0, P5=0, P6=2, P7=0, P8=-36, P9=0, q=5, this_buffer_empty=0, this_expect=16] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L265] COND FALSE !(q == 3) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L365] COND FALSE !(q == 4) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=5, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L465] COND TRUE q == 5 [L466] COND FALSE !(__VERIFIER_nondet_int()) [L482] COND FALSE !(__VERIFIER_nondet_int()) [L498] COND FALSE !(__VERIFIER_nondet_int()) [L514] COND FALSE !(__VERIFIER_nondet_int()) [L530] COND FALSE !(__VERIFIER_nondet_int()) [L546] COND TRUE __VERIFIER_nondet_int() [L548] COND TRUE ((P1 != (((0 + 1) - 1) % 2)) && !((P1 != ((((0 + 1) + 1) - 1) % 2)) && (P1 != (((0 + 1) - 1) % 2)))) [L550] method_id = 7 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=5, this_buffer_empty=0, this_expect=16] [L552] COND FALSE !(((((this_buffer_empty == 1) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))) || ((((P9 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && (P9 != (((0 + 1) - 1) % 2))) && ((P9 != (((0 + 1) - 1) % 2)) && !((P9 != ((((0 + 1) + 1) - 1) % 2)) && (P9 != (((0 + 1) - 1) % 2))))))) [L556] q = 1 [L558] this_expect=this_expect [L558] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=1, P2=38, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-37, P9=1, q=1, this_buffer_empty=1, this_expect=16] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND FALSE !(this_expect > 16) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=39, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-38, P9=0, q=1, this_buffer_empty=1, this_expect=16] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=7, P1=-2, P2=39, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-38, P9=0, q=1, this_buffer_empty=1, this_expect=16] [L65] COND TRUE q == 1 [L66] COND TRUE __VERIFIER_nondet_int() [L68] COND TRUE !((P1 % 2) != (0 % 2)) [L70] method_id = 2 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=39, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-38, P9=0, q=1, this_buffer_empty=1, this_expect=16] [L72] COND FALSE !((((((P1 % 2) != (this_expect % 2)) && (this_buffer_empty == 1)) && !((P1 % 2) != (0 % 2))) || ((this_buffer_empty != 1) && !((P1 % 2) != (0 % 2))))) [L76] q = 3 [L78] this_expect=(this_expect + 1) [L78] this_buffer_empty=(1 - this_buffer_empty) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=-2, P2=39, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-38, P9=0, q=3, this_buffer_empty=0, this_expect=17] [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L40] COND TRUE this_expect > 16 [L41] this_expect = -16 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] [L45] COND FALSE !(q == 0) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] [L65] COND FALSE !(q == 1) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] [L165] COND FALSE !(q == 2) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=2, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] [L265] COND TRUE q == 3 [L266] COND FALSE !(__VERIFIER_nondet_int()) [L282] COND TRUE __VERIFIER_nondet_int() [L284] COND TRUE !(P1 != (((0 + 1) - 1) % 2)) [L286] method_id = 3 VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] [L288] COND TRUE (((this_buffer_empty == 1) && !(P3 != (((0 + 1) - 1) % 2))) || (((P3 != ((this_expect - 1) % 2)) && (this_buffer_empty != 1)) && !(P3 != (((0 + 1) - 1) % 2)))) VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] [L571] reach_error() VAL [m_msg_1_1=4, m_msg_1_2=5, m_msg_2=2, m_Protocol=1, m_recv_ack_1_1=6, m_recv_ack_1_2=7, m_recv_ack_2=3, method_id=3, P1=0, P2=40, P3=0, P4=0, P5=0, P6=0, P7=0, P8=-39, P9=0, q=3, this_buffer_empty=0, this_expect=-16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 240.9s, OverallIterations: 26, TraceHistogramMax: 35, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 32.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42524 SdHoareTripleChecker+Valid, 10787.31ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42524 mSDsluCounter, 95767 SdHoareTripleChecker+Invalid, 9012.24ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 89108 mSDsCounter, 3288 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13199 IncrementalHoareTripleChecker+Invalid, 16487 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3288 mSolverCounterUnsat, 6672 mSDtfsCounter, 13199 mSolverCounterSat, 156.79ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6316 GetRequests, 5116 SyntacticMatches, 47 SemanticMatches, 1153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42727 ImplicationChecksByTransitivity, 136.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1253occurred in iteration=23, InterpolantAutomatonStates: 535, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 25 MinimizatonAttempts, 846 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 6.0s SatisfiabilityAnalysisTime, 56.6s InterpolantComputationTime, 4263 NumberOfCodeBlocks, 4263 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 5697 ConstructedInterpolants, 0 QuantifiedInterpolants, 80230 SizeOfPredicates, 69 NumberOfNonLiveVariables, 12634 ConjunctsInSsa, 709 ConjunctsInUnsatCore, 57 InterpolantComputations, 9 PerfectInterpolantSequences, 1683/25880 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 RESULT: Ultimate proved your program to be incorrect! [2021-11-12 23:15:29,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15eea5-33cc-40b2-bc16-c0f02c465092/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE