./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e6823a3e354b35bf05bec5e81d72dc7306859bf56793457624e681693cebdf0b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:50:33,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:50:33,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:50:33,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:50:33,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:50:33,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:50:33,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:50:33,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:50:33,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:50:33,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:50:33,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:50:33,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:50:33,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:50:33,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:50:33,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:50:33,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:50:33,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:50:33,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:50:33,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:50:33,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:50:33,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:50:33,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:50:33,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:50:33,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:50:33,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:50:33,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:50:33,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:50:33,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:50:33,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:50:33,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:50:33,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:50:33,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:50:33,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:50:33,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:50:33,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:50:33,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:50:33,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:50:33,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:50:33,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:50:33,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:50:33,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:50:33,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:50:33,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:50:33,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:50:33,163 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:50:33,163 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:50:33,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:50:33,164 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:50:33,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:50:33,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:50:33,165 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:50:33,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:50:33,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:50:33,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:50:33,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:50:33,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:50:33,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:50:33,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:50:33,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:50:33,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:50:33,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:50:33,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:50:33,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:50:33,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:50:33,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:50:33,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:50:33,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:50:33,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:50:33,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:50:33,170 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:50:33,171 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:50:33,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:50:33,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:50:33,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6823a3e354b35bf05bec5e81d72dc7306859bf56793457624e681693cebdf0b [2021-12-22 14:50:33,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:50:33,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:50:33,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:50:33,401 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:50:33,402 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:50:33,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2021-12-22 14:50:33,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70c002299/66b27a89cf0d4bd7b103225d960618f8/FLAG8b8508500 [2021-12-22 14:50:34,156 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:50:34,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2021-12-22 14:50:34,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70c002299/66b27a89cf0d4bd7b103225d960618f8/FLAG8b8508500 [2021-12-22 14:50:34,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70c002299/66b27a89cf0d4bd7b103225d960618f8 [2021-12-22 14:50:34,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:50:34,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:50:34,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:50:34,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:50:34,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:50:34,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:50:34" (1/1) ... [2021-12-22 14:50:34,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f078165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:34, skipping insertion in model container [2021-12-22 14:50:34,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:50:34" (1/1) ... [2021-12-22 14:50:34,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:50:34,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:50:35,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i[225078,225091] [2021-12-22 14:50:35,446 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-22 14:50:35,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:50:35,495 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:50:35,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i[225078,225091] [2021-12-22 14:50:35,784 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-22 14:50:35,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:50:35,843 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:50:35,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35 WrapperNode [2021-12-22 14:50:35,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:50:35,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:50:35,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:50:35,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:50:35,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:35,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,045 INFO L137 Inliner]: procedures = 141, calls = 1103, calls flagged for inlining = 57, calls inlined = 55, statements flattened = 2436 [2021-12-22 14:50:36,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:50:36,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:50:36,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:50:36,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:50:36,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:50:36,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:50:36,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:50:36,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:50:36,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (1/1) ... [2021-12-22 14:50:36,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:50:36,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:50:36,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 14:50:36,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 14:50:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure atm_sk [2021-12-22 14:50:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_sk [2021-12-22 14:50:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-12-22 14:50:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-12-22 14:50:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 14:50:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2021-12-22 14:50:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2021-12-22 14:50:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure atm_alloc_charge [2021-12-22 14:50:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_alloc_charge [2021-12-22 14:50:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-22 14:50:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 14:50:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 14:50:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:50:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:50:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:50:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 14:50:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 14:50:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-22 14:50:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-22 14:50:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 14:50:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 14:50:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-22 14:50:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-22 14:50:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:50:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:50:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure sk_sleep [2021-12-22 14:50:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_sleep [2021-12-22 14:50:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-22 14:50:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-22 14:50:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_ioctl [2021-12-22 14:50:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_ioctl [2021-12-22 14:50:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:50:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:50:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:50:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:50:36,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:50:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:50:36,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:50:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 14:50:36,333 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 14:50:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:50:36,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:50:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_dev_close [2021-12-22 14:50:36,333 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_dev_close [2021-12-22 14:50:36,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 14:50:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 14:50:36,334 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:50:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:50:36,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:50:36,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 14:50:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 14:50:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2021-12-22 14:50:36,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2021-12-22 14:50:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:50:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 14:50:36,335 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 14:50:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_send [2021-12-22 14:50:36,336 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_send [2021-12-22 14:50:36,336 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 14:50:36,336 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 14:50:36,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:50:36,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:50:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:50:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:50:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 14:50:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_create [2021-12-22 14:50:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_create [2021-12-22 14:50:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_close [2021-12-22 14:50:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_close [2021-12-22 14:50:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2021-12-22 14:50:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2021-12-22 14:50:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:50:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:50:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_close [2021-12-22 14:50:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_close [2021-12-22 14:50:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-22 14:50:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-22 14:50:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_put [2021-12-22 14:50:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_put [2021-12-22 14:50:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-22 14:50:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-22 14:50:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_lookup [2021-12-22 14:50:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_lookup [2021-12-22 14:50:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 14:50:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 14:50:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:50:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_send [2021-12-22 14:50:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_send [2021-12-22 14:50:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 14:50:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 14:50:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_send_control [2021-12-22 14:50:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_send_control [2021-12-22 14:50:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 14:50:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2021-12-22 14:50:36,342 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2021-12-22 14:50:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:50:36,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:50:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2021-12-22 14:50:36,343 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2021-12-22 14:50:36,771 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:50:36,773 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:50:40,107 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:50:48,334 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:50:48,343 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:50:48,344 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:50:48,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:50:48 BoogieIcfgContainer [2021-12-22 14:50:48,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:50:48,347 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:50:48,347 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:50:48,350 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:50:48,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:50:34" (1/3) ... [2021-12-22 14:50:48,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4870536b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:50:48, skipping insertion in model container [2021-12-22 14:50:48,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:35" (2/3) ... [2021-12-22 14:50:48,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4870536b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:50:48, skipping insertion in model container [2021-12-22 14:50:48,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:50:48" (3/3) ... [2021-12-22 14:50:48,352 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2021-12-22 14:50:48,356 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:50:48,356 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:50:48,395 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:50:48,400 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=PETRI_NET, 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 [2021-12-22 14:50:48,400 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:50:48,423 INFO L276 IsEmpty]: Start isEmpty. Operand has 628 states, 450 states have (on average 1.3444444444444446) internal successors, (605), 467 states have internal predecessors, (605), 137 states have call successors, (137), 40 states have call predecessors, (137), 39 states have return successors, (132), 129 states have call predecessors, (132), 132 states have call successors, (132) [2021-12-22 14:50:48,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-12-22 14:50:48,432 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:50:48,433 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:50:48,433 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:50:48,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:50:48,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1856106833, now seen corresponding path program 1 times [2021-12-22 14:50:48,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:50:48,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209481743] [2021-12-22 14:50:48,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:50:48,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:50:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:50:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:50:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:48,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:50:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:50:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:50:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:50:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-22 14:50:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:50:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:49,237 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2021-12-22 14:50:49,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:50:49,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209481743] [2021-12-22 14:50:49,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209481743] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:50:49,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:50:49,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:50:49,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159225891] [2021-12-22 14:50:49,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:50:49,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:50:49,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:50:49,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:50:49,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:50:49,280 INFO L87 Difference]: Start difference. First operand has 628 states, 450 states have (on average 1.3444444444444446) internal successors, (605), 467 states have internal predecessors, (605), 137 states have call successors, (137), 40 states have call predecessors, (137), 39 states have return successors, (132), 129 states have call predecessors, (132), 132 states have call successors, (132) Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 14:50:51,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:50:54,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:50:56,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:50:57,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:50:57,234 INFO L93 Difference]: Finished difference Result 1372 states and 1975 transitions. [2021-12-22 14:50:57,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 14:50:57,240 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 133 [2021-12-22 14:50:57,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:50:57,257 INFO L225 Difference]: With dead ends: 1372 [2021-12-22 14:50:57,258 INFO L226 Difference]: Without dead ends: 736 [2021-12-22 14:50:57,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:50:57,273 INFO L933 BasicCegarLoop]: 813 mSDtfsCounter, 558 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 401 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-12-22 14:50:57,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 1582 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 508 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2021-12-22 14:50:57,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2021-12-22 14:50:57,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 615. [2021-12-22 14:50:57,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 444 states have (on average 1.3288288288288288) internal successors, (590), 454 states have internal predecessors, (590), 132 states have call successors, (132), 39 states have call predecessors, (132), 38 states have return successors, (130), 127 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-22 14:50:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 852 transitions. [2021-12-22 14:50:57,395 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 852 transitions. Word has length 133 [2021-12-22 14:50:57,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:50:57,396 INFO L470 AbstractCegarLoop]: Abstraction has 615 states and 852 transitions. [2021-12-22 14:50:57,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 14:50:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 852 transitions. [2021-12-22 14:50:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-12-22 14:50:57,406 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:50:57,407 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:50:57,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:50:57,407 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:50:57,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:50:57,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1666389307, now seen corresponding path program 1 times [2021-12-22 14:50:57,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:50:57,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893232792] [2021-12-22 14:50:57,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:50:57,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:50:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:50:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:50:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:50:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:50:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:50:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:50:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:50:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-22 14:50:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:50:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:50:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:50:57,829 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2021-12-22 14:50:57,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:50:57,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893232792] [2021-12-22 14:50:57,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893232792] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:50:57,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:50:57,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:50:57,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264167136] [2021-12-22 14:50:57,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:50:57,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:50:57,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:50:57,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:50:57,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:50:57,834 INFO L87 Difference]: Start difference. First operand 615 states and 852 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-22 14:51:00,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:03,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:05,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:07,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:11,487 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:13,500 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:15,512 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:16,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:51:16,307 INFO L93 Difference]: Finished difference Result 2011 states and 2837 transitions. [2021-12-22 14:51:16,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:51:16,307 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 133 [2021-12-22 14:51:16,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:51:16,317 INFO L225 Difference]: With dead ends: 2011 [2021-12-22 14:51:16,317 INFO L226 Difference]: Without dead ends: 1420 [2021-12-22 14:51:16,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-22 14:51:16,320 INFO L933 BasicCegarLoop]: 903 mSDtfsCounter, 1568 mSDsluCounter, 1863 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 807 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 2766 SdHoareTripleChecker+Invalid, 2094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 807 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2021-12-22 14:51:16,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1666 Valid, 2766 Invalid, 2094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [807 Valid, 1280 Invalid, 7 Unknown, 0 Unchecked, 18.2s Time] [2021-12-22 14:51:16,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2021-12-22 14:51:16,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1186. [2021-12-22 14:51:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1186 states, 860 states have (on average 1.3325581395348838) internal successors, (1146), 879 states have internal predecessors, (1146), 250 states have call successors, (250), 75 states have call predecessors, (250), 75 states have return successors, (252), 243 states have call predecessors, (252), 248 states have call successors, (252) [2021-12-22 14:51:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1186 states and 1648 transitions. [2021-12-22 14:51:16,380 INFO L78 Accepts]: Start accepts. Automaton has 1186 states and 1648 transitions. Word has length 133 [2021-12-22 14:51:16,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:51:16,381 INFO L470 AbstractCegarLoop]: Abstraction has 1186 states and 1648 transitions. [2021-12-22 14:51:16,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-22 14:51:16,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1648 transitions. [2021-12-22 14:51:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-12-22 14:51:16,383 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:51:16,383 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:51:16,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 14:51:16,384 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:51:16,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:51:16,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1873060620, now seen corresponding path program 1 times [2021-12-22 14:51:16,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:51:16,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961741590] [2021-12-22 14:51:16,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:51:16,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:51:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:51:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:51:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:51:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:51:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:51:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:51:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-22 14:51:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:51:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2021-12-22 14:51:16,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:51:16,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961741590] [2021-12-22 14:51:16,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961741590] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:51:16,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:51:16,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 14:51:16,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159527943] [2021-12-22 14:51:16,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:51:16,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:51:16,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:51:16,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:51:16,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:51:16,779 INFO L87 Difference]: Start difference. First operand 1186 states and 1648 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-22 14:51:19,141 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:22,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:24,225 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:28,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:30,577 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:32,591 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:33,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:51:33,125 INFO L93 Difference]: Finished difference Result 2623 states and 3679 transitions. [2021-12-22 14:51:33,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-22 14:51:33,126 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 136 [2021-12-22 14:51:33,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:51:33,135 INFO L225 Difference]: With dead ends: 2623 [2021-12-22 14:51:33,135 INFO L226 Difference]: Without dead ends: 1461 [2021-12-22 14:51:33,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-12-22 14:51:33,140 INFO L933 BasicCegarLoop]: 1010 mSDtfsCounter, 1415 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1185 mSolverCounterSat, 578 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 578 IncrementalHoareTripleChecker+Valid, 1185 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2021-12-22 14:51:33,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 3357 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [578 Valid, 1185 Invalid, 6 Unknown, 0 Unchecked, 16.1s Time] [2021-12-22 14:51:33,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1461 states. [2021-12-22 14:51:33,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1461 to 1212. [2021-12-22 14:51:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1212 states, 880 states have (on average 1.3295454545454546) internal successors, (1170), 899 states have internal predecessors, (1170), 251 states have call successors, (251), 80 states have call predecessors, (251), 80 states have return successors, (253), 244 states have call predecessors, (253), 249 states have call successors, (253) [2021-12-22 14:51:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 1674 transitions. [2021-12-22 14:51:33,227 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 1674 transitions. Word has length 136 [2021-12-22 14:51:33,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:51:33,228 INFO L470 AbstractCegarLoop]: Abstraction has 1212 states and 1674 transitions. [2021-12-22 14:51:33,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-22 14:51:33,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1674 transitions. [2021-12-22 14:51:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-12-22 14:51:33,231 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:51:33,231 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:51:33,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 14:51:33,231 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:51:33,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:51:33,232 INFO L85 PathProgramCache]: Analyzing trace with hash -764946523, now seen corresponding path program 1 times [2021-12-22 14:51:33,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:51:33,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055843278] [2021-12-22 14:51:33,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:51:33,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:51:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:51:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:51:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:51:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:51:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:51:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:51:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-22 14:51:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:51:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-12-22 14:51:33,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:51:33,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055843278] [2021-12-22 14:51:33,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055843278] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:51:33,625 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:51:33,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:51:33,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386607803] [2021-12-22 14:51:33,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:51:33,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:51:33,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:51:33,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:51:33,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:51:33,627 INFO L87 Difference]: Start difference. First operand 1212 states and 1674 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 14:51:35,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []