./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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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-32_7a-drivers--video--console--fbcon.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 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 12:35:26,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 12:35:26,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 12:35:26,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 12:35:26,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 12:35:26,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 12:35:26,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 12:35:26,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 12:35:26,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 12:35:26,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 12:35:26,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 12:35:26,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 12:35:26,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 12:35:26,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 12:35:26,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 12:35:27,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 12:35:27,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 12:35:27,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 12:35:27,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 12:35:27,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 12:35:27,004 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 12:35:27,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 12:35:27,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 12:35:27,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 12:35:27,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 12:35:27,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 12:35:27,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 12:35:27,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 12:35:27,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 12:35:27,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 12:35:27,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 12:35:27,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 12:35:27,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 12:35:27,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 12:35:27,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 12:35:27,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 12:35:27,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 12:35:27,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 12:35:27,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 12:35:27,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 12:35:27,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 12:35:27,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 12:35:27,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 12:35:27,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 12:35:27,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 12:35:27,054 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 12:35:27,054 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 12:35:27,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 12:35:27,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 12:35:27,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 12:35:27,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 12:35:27,056 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 12:35:27,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 12:35:27,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 12:35:27,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 12:35:27,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 12:35:27,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 12:35:27,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 12:35:27,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 12:35:27,058 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 12:35:27,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 12:35:27,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 12:35:27,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 12:35:27,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 12:35:27,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:35:27,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 12:35:27,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 12:35:27,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 12:35:27,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 12:35:27,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 12:35:27,060 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 12:35:27,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 12:35:27,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 12:35:27,060 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 [2022-07-21 12:35:27,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 12:35:27,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 12:35:27,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 12:35:27,350 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 12:35:27,350 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 12:35:27,352 INFO L432 ainManager$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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-21 12:35:27,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9d48174/3dd0fe330ebe4d0790d594a5065d9ef7/FLAG60a200f88 [2022-07-21 12:35:28,144 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 12:35:28,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-21 12:35:28,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9d48174/3dd0fe330ebe4d0790d594a5065d9ef7/FLAG60a200f88 [2022-07-21 12:35:28,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9d48174/3dd0fe330ebe4d0790d594a5065d9ef7 [2022-07-21 12:35:28,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 12:35:28,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 12:35:28,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 12:35:28,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 12:35:28,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 12:35:28,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:35:28" (1/1) ... [2022-07-21 12:35:28,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b27daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:28, skipping insertion in model container [2022-07-21 12:35:28,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:35:28" (1/1) ... [2022-07-21 12:35:28,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 12:35:28,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 12:35:29,919 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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[261739,261752] [2022-07-21 12:35:30,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:35:30,141 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 12:35:30,471 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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[261739,261752] [2022-07-21 12:35:30,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:35:30,585 INFO L208 MainTranslator]: Completed translation [2022-07-21 12:35:30,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30 WrapperNode [2022-07-21 12:35:30,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 12:35:30,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 12:35:30,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 12:35:30,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 12:35:30,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:30,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:30,955 INFO L137 Inliner]: procedures = 308, calls = 2780, calls flagged for inlining = 113, calls inlined = 103, statements flattened = 6407 [2022-07-21 12:35:30,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 12:35:30,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 12:35:30,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 12:35:30,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 12:35:30,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:30,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 12:35:31,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 12:35:31,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 12:35:31,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 12:35:31,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (1/1) ... [2022-07-21 12:35:31,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:35:31,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:35:31,343 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) [2022-07-21 12:35:31,361 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 [2022-07-21 12:35:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_origin [2022-07-21 12:35:31,373 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_origin [2022-07-21 12:35:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure con_copy_unimap [2022-07-21 12:35:31,373 INFO L138 BoogieDeclarations]: Found implementation of procedure con_copy_unimap [2022-07-21 12:35:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_exit [2022-07-21 12:35:31,373 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_exit [2022-07-21 12:35:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure con_is_bound [2022-07-21 12:35:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure con_is_bound [2022-07-21 12:35:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove [2022-07-21 12:35:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove [2022-07-21 12:35:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_display [2022-07-21 12:35:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_display [2022-07-21 12:35:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure do_fbcon_takeover [2022-07-21 12:35:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fbcon_takeover [2022-07-21 12:35:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 12:35:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 12:35:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_release_oldinfo [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_release_oldinfo [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memcpyw [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memcpyw [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_cursor [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_cursor [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_font [2022-07-21 12:35:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_font [2022-07-21 12:35:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_putcs [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_putcs [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure get_color [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure get_color [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memsetw [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memsetw [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_con_driver [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_con_driver [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_get_font [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_get_font [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure real_y [2022-07-21 12:35:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure real_y [2022-07-21 12:35:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_update_softback [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_update_softback [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure update_region [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure update_region [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure fb_flashcursor [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_flashcursor [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure find_font [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure find_font [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_scrolldelta [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_scrolldelta [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_disp [2022-07-21 12:35:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_disp [2022-07-21 12:35:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-07-21 12:35:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-07-21 12:35:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 12:35:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear_margins [2022-07-21 12:35:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear_margins [2022-07-21 12:35:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 12:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 12:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure display_to_var [2022-07-21 12:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure display_to_var [2022-07-21 12:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 12:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 12:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2022-07-21 12:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2022-07-21 12:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2022-07-21 12:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2022-07-21 12:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 12:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_enter [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_enter [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_del_cursor_timer [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_del_cursor_timer [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_move [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_move [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_is_inactive [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_is_inactive [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear [2022-07-21 12:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_add_cursor_timer [2022-07-21 12:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_add_cursor_timer [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure set_blitting_type [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blitting_type [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove_rec [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove_rec [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_palette [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_palette [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure set_con2fb_map [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure set_con2fb_map [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_leave [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_leave [2022-07-21 12:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure console_conditional_schedule [2022-07-21 12:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure console_conditional_schedule [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_copy_font [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_copy_font [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_do_set_font [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_do_set_font [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_acquire_newinfo [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_acquire_newinfo [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_prepare_logo [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_prepare_logo [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_blit [2022-07-21 12:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_blit [2022-07-21 12:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_modechanged [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_modechanged [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_invert_region [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_invert_region [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_all_vcs [2022-07-21 12:35:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_all_vcs [2022-07-21 12:35:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure updatescrollmode [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure updatescrollmode [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_switch [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_switch [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure vc_resize [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure vc_resize [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure redraw_screen [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure redraw_screen [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure search_fb_in_map [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure search_fb_in_map [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure con_set_default_unimap [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure con_set_default_unimap [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-07-21 12:35:31,445 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-07-21 12:35:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 12:35:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 12:35:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 12:35:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 12:35:32,190 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 12:35:32,192 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 12:35:34,657 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 12:35:59,244 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 12:35:59,276 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 12:35:59,278 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 12:35:59,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:35:59 BoogieIcfgContainer [2022-07-21 12:35:59,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 12:35:59,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 12:35:59,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 12:35:59,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 12:35:59,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:35:28" (1/3) ... [2022-07-21 12:35:59,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eadb65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:35:59, skipping insertion in model container [2022-07-21 12:35:59,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:35:30" (2/3) ... [2022-07-21 12:35:59,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eadb65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:35:59, skipping insertion in model container [2022-07-21 12:35:59,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:35:59" (3/3) ... [2022-07-21 12:35:59,292 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-21 12:35:59,302 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 12:35:59,303 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 12:35:59,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 12:35:59,383 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1aa91479, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@413e58df [2022-07-21 12:35:59,383 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 12:35:59,391 INFO L276 IsEmpty]: Start isEmpty. Operand has 2116 states, 1630 states have (on average 1.458282208588957) internal successors, (2377), 1685 states have internal predecessors, (2377), 401 states have call successors, (401), 84 states have call predecessors, (401), 83 states have return successors, (396), 384 states have call predecessors, (396), 396 states have call successors, (396) [2022-07-21 12:35:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-21 12:35:59,426 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:35:59,427 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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] [2022-07-21 12:35:59,428 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:35:59,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:35:59,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1609018793, now seen corresponding path program 1 times [2022-07-21 12:35:59,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:35:59,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55390004] [2022-07-21 12:35:59,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:35:59,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:35:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:36:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:36:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:36:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:36:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:36:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:36:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:36:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:36:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:36:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:36:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:36:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:36:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:36:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:36:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:36:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:36:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:36:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:36:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:36:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:36:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:36:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:36:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:36:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:36:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:36:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:36:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:36:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:36:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:36:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:36:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:36:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:36:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:36:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:36:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:36:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:36:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:36:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:36:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:36:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:36:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:36:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:36:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-21 12:36:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-21 12:36:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-21 12:36:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-21 12:36:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:36:00,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:36:00,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55390004] [2022-07-21 12:36:00,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55390004] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:36:00,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 12:36:00,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 12:36:00,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272163272] [2022-07-21 12:36:00,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:36:00,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 12:36:00,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:36:01,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 12:36:01,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-21 12:36:01,022 INFO L87 Difference]: Start difference. First operand has 2116 states, 1630 states have (on average 1.458282208588957) internal successors, (2377), 1685 states have internal predecessors, (2377), 401 states have call successors, (401), 84 states have call predecessors, (401), 83 states have return successors, (396), 384 states have call predecessors, (396), 396 states have call successors, (396) Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 12:36:03,384 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 [] [2022-07-21 12:36:06,301 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:08,433 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:10,623 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:12,649 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:16,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:19,630 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:21,757 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 [] [2022-07-21 12:36:22,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:36:22,515 INFO L93 Difference]: Finished difference Result 4622 states and 7236 transitions. [2022-07-21 12:36:22,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 12:36:22,518 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 539 [2022-07-21 12:36:22,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:36:22,551 INFO L225 Difference]: With dead ends: 4622 [2022-07-21 12:36:22,551 INFO L226 Difference]: Without dead ends: 2499 [2022-07-21 12:36:22,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2022-07-21 12:36:22,575 INFO L413 NwaCegarLoop]: 2944 mSDtfsCounter, 2457 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 1602 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2508 SdHoareTripleChecker+Valid, 4502 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1602 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:36:22,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2508 Valid, 4502 Invalid, 2926 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1602 Valid, 1316 Invalid, 8 Unknown, 0 Unchecked, 21.0s Time] [2022-07-21 12:36:22,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2499 states. [2022-07-21 12:36:22,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2499 to 2104. [2022-07-21 12:36:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 1625 states have (on average 1.4412307692307693) internal successors, (2342), 1673 states have internal predecessors, (2342), 396 states have call successors, (396), 83 states have call predecessors, (396), 82 states have return successors, (390), 378 states have call predecessors, (390), 390 states have call successors, (390) [2022-07-21 12:36:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3128 transitions. [2022-07-21 12:36:22,745 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3128 transitions. Word has length 539 [2022-07-21 12:36:22,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:36:22,747 INFO L495 AbstractCegarLoop]: Abstraction has 2104 states and 3128 transitions. [2022-07-21 12:36:22,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 12:36:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3128 transitions. [2022-07-21 12:36:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-21 12:36:22,760 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:36:22,760 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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] [2022-07-21 12:36:22,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 12:36:22,761 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:36:22,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:36:22,762 INFO L85 PathProgramCache]: Analyzing trace with hash -125559911, now seen corresponding path program 1 times [2022-07-21 12:36:22,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:36:22,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853577768] [2022-07-21 12:36:22,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:36:22,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:36:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:36:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:36:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:36:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:36:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:36:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:36:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:36:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:36:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:36:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:36:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:36:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:36:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:36:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:36:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:36:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:36:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:36:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:36:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:36:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:36:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:36:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:36:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:36:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:36:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:36:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:36:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:36:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:36:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:36:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:36:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:36:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:36:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:36:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:36:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:36:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:36:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:36:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:36:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:36:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:36:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:36:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:36:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:36:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:36:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-21 12:36:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-21 12:36:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-21 12:36:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-21 12:36:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:36:23,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:36:23,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:36:23,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853577768] [2022-07-21 12:36:23,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853577768] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:36:23,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 12:36:23,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-21 12:36:23,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557577106] [2022-07-21 12:36:23,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:36:23,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-21 12:36:23,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:36:23,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-21 12:36:23,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-21 12:36:23,832 INFO L87 Difference]: Start difference. First operand 2104 states and 3128 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 12:36:26,508 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 [] [2022-07-21 12:36:28,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:30,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:33,947 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:35,950 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:37,994 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:40,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:42,444 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:44,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:46,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:48,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:52,657 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:54,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:36:56,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:00,860 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:02,885 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:04,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:07,822 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:09,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:11,857 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:14,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:16,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:18,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:20,717 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:22,763 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:24,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:27,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:29,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:31,123 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:35,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:37,237 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:39,258 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:42,396 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:44,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:46,441 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:48,669 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:50,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:52,748 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:56,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:58,257 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:37:58,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:37:58,346 INFO L93 Difference]: Finished difference Result 6830 states and 10425 transitions. [2022-07-21 12:37:58,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 12:37:58,347 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 539 [2022-07-21 12:37:58,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:37:58,372 INFO L225 Difference]: With dead ends: 6830 [2022-07-21 12:37:58,372 INFO L226 Difference]: Without dead ends: 4819 [2022-07-21 12:37:58,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-07-21 12:37:58,381 INFO L413 NwaCegarLoop]: 3226 mSDtfsCounter, 7339 mSDsluCounter, 6399 mSDsCounter, 0 mSdLazyCounter, 5268 mSolverCounterSat, 3117 mSolverCounterUnsat, 40 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 91.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7644 SdHoareTripleChecker+Valid, 9625 SdHoareTripleChecker+Invalid, 8425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3117 IncrementalHoareTripleChecker+Valid, 5268 IncrementalHoareTripleChecker+Invalid, 40 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.8s IncrementalHoareTripleChecker+Time [2022-07-21 12:37:58,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7644 Valid, 9625 Invalid, 8425 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3117 Valid, 5268 Invalid, 40 Unknown, 0 Unchecked, 93.8s Time] [2022-07-21 12:37:58,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-07-21 12:37:58,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4027. [2022-07-21 12:37:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4027 states, 3141 states have (on average 1.4501751034702324) internal successors, (4555), 3230 states have internal predecessors, (4555), 726 states have call successors, (726), 161 states have call predecessors, (726), 159 states have return successors, (720), 695 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-21 12:37:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 4027 states and 6001 transitions. [2022-07-21 12:37:58,529 INFO L78 Accepts]: Start accepts. Automaton has 4027 states and 6001 transitions. Word has length 539 [2022-07-21 12:37:58,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:37:58,530 INFO L495 AbstractCegarLoop]: Abstraction has 4027 states and 6001 transitions. [2022-07-21 12:37:58,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 12:37:58,531 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 6001 transitions. [2022-07-21 12:37:58,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2022-07-21 12:37:58,541 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:37:58,541 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1] [2022-07-21 12:37:58,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 12:37:58,542 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:37:58,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:37:58,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1721420141, now seen corresponding path program 1 times [2022-07-21 12:37:58,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:37:58,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464224047] [2022-07-21 12:37:58,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:37:58,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:37:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:37:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:37:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:37:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:37:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:37:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:37:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:37:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:58,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:37:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:37:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:37:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:37:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:37:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:37:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:37:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:37:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:37:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:37:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:37:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:37:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:37:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:37:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:37:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:37:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:37:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:37:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:37:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:37:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:37:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:37:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:37:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:37:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:37:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:37:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:37:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:37:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:37:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:37:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:37:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:37:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:37:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:37:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:37:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:37:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:37:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:37:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:37:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-07-21 12:37:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:37:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:37:59,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:37:59,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464224047] [2022-07-21 12:37:59,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464224047] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:37:59,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 12:37:59,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 12:37:59,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916081349] [2022-07-21 12:37:59,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:37:59,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 12:37:59,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:37:59,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 12:37:59,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 12:37:59,392 INFO L87 Difference]: Start difference. First operand 4027 states and 6001 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 12:38:01,940 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 [] [2022-07-21 12:38:03,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:07,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:09,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:11,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:14,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:16,100 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:18,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:21,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:23,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:28,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:30,165 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:32,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:38:34,559 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 [] [2022-07-21 12:38:35,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:38:35,816 INFO L93 Difference]: Finished difference Result 8620 states and 13055 transitions. [2022-07-21 12:38:35,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 12:38:35,817 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 547 [2022-07-21 12:38:35,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:38:35,840 INFO L225 Difference]: With dead ends: 8620 [2022-07-21 12:38:35,841 INFO L226 Difference]: Without dead ends: 4686 [2022-07-21 12:38:35,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-21 12:38:35,853 INFO L413 NwaCegarLoop]: 2999 mSDtfsCounter, 1528 mSDsluCounter, 6544 mSDsCounter, 0 mSdLazyCounter, 3782 mSolverCounterSat, 974 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 9543 SdHoareTripleChecker+Invalid, 4770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 974 IncrementalHoareTripleChecker+Valid, 3782 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.1s IncrementalHoareTripleChecker+Time [2022-07-21 12:38:35,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1541 Valid, 9543 Invalid, 4770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [974 Valid, 3782 Invalid, 14 Unknown, 0 Unchecked, 36.1s Time] [2022-07-21 12:38:35,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2022-07-21 12:38:35,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 4028. [2022-07-21 12:38:35,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 3142 states have (on average 1.4500318268618715) internal successors, (4556), 3231 states have internal predecessors, (4556), 726 states have call successors, (726), 161 states have call predecessors, (726), 159 states have return successors, (720), 695 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-21 12:38:35,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 6002 transitions. [2022-07-21 12:38:35,982 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 6002 transitions. Word has length 547 [2022-07-21 12:38:35,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:38:35,983 INFO L495 AbstractCegarLoop]: Abstraction has 4028 states and 6002 transitions. [2022-07-21 12:38:35,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 12:38:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 6002 transitions. [2022-07-21 12:38:35,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2022-07-21 12:38:35,989 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:38:35,990 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1] [2022-07-21 12:38:35,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 12:38:35,990 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:38:35,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:38:35,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1250300431, now seen corresponding path program 1 times [2022-07-21 12:38:35,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:38:35,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111734350] [2022-07-21 12:38:35,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:35,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:38:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:38:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:38:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:38:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:38:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:38:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:38:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:38:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:38:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:38:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:38:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:38:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:38:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:38:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:38:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:38:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:38:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:38:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:38:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:38:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:38:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:38:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:38:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:38:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:38:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:38:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:38:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:38:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:38:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:38:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:38:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:38:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:38:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:38:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:38:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:38:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:38:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:38:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:38:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:38:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:38:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:38:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:38:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:38:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:38:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:38:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:38:36,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:38:36,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111734350] [2022-07-21 12:38:36,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111734350] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:38:36,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477232929] [2022-07-21 12:38:36,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:36,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:36,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:38:36,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:38:36,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 12:38:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:37,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 4872 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 12:38:38,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:38:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-21 12:38:39,317 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 12:38:39,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477232929] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:38:39,317 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 12:38:39,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-21 12:38:39,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22757781] [2022-07-21 12:38:39,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:38:39,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 12:38:39,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:38:39,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 12:38:39,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:39,319 INFO L87 Difference]: Start difference. First operand 4028 states and 6002 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:39,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:38:39,398 INFO L93 Difference]: Finished difference Result 4030 states and 6003 transitions. [2022-07-21 12:38:39,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 12:38:39,398 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 549 [2022-07-21 12:38:39,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:38:39,418 INFO L225 Difference]: With dead ends: 4030 [2022-07-21 12:38:39,418 INFO L226 Difference]: Without dead ends: 4027 [2022-07-21 12:38:39,421 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 744 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:39,422 INFO L413 NwaCegarLoop]: 3125 mSDtfsCounter, 2935 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2935 SdHoareTripleChecker+Valid, 3125 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:38:39,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2935 Valid, 3125 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 12:38:39,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2022-07-21 12:38:39,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 4027. [2022-07-21 12:38:39,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4027 states, 3142 states have (on average 1.4497135582431573) internal successors, (4555), 3230 states have internal predecessors, (4555), 725 states have call successors, (725), 161 states have call predecessors, (725), 159 states have return successors, (720), 695 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-21 12:38:39,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 4027 states and 6000 transitions. [2022-07-21 12:38:39,551 INFO L78 Accepts]: Start accepts. Automaton has 4027 states and 6000 transitions. Word has length 549 [2022-07-21 12:38:39,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:38:39,552 INFO L495 AbstractCegarLoop]: Abstraction has 4027 states and 6000 transitions. [2022-07-21 12:38:39,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:39,552 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 6000 transitions. [2022-07-21 12:38:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2022-07-21 12:38:39,559 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:38:39,559 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1] [2022-07-21 12:38:39,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 12:38:39,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:39,780 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:38:39,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:38:39,780 INFO L85 PathProgramCache]: Analyzing trace with hash 104079088, now seen corresponding path program 1 times [2022-07-21 12:38:39,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:38:39,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769220614] [2022-07-21 12:38:39,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:39,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:38:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:38:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:38:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:38:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:38:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:38:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:38:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:38:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:38:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:38:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:38:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:38:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:38:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:38:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:38:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:38:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:38:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:38:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:38:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:38:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:38:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:38:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:38:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:38:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:38:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:38:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:38:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:38:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:38:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:38:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:38:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:38:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:38:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:38:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:38:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:38:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:38:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:38:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:38:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:38:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:38:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:38:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:38:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:38:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:38:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:38:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:38:40,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:38:40,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769220614] [2022-07-21 12:38:40,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769220614] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:38:40,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749883184] [2022-07-21 12:38:40,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:40,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:40,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:38:40,584 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:38:40,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 12:38:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:41,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 4874 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 12:38:41,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:38:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-21 12:38:42,916 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 12:38:42,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1749883184] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:38:42,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 12:38:42,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-21 12:38:42,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174867397] [2022-07-21 12:38:42,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:38:42,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 12:38:42,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:38:42,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 12:38:42,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:42,918 INFO L87 Difference]: Start difference. First operand 4027 states and 6000 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:42,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:38:42,996 INFO L93 Difference]: Finished difference Result 4029 states and 6001 transitions. [2022-07-21 12:38:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 12:38:42,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 550 [2022-07-21 12:38:42,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:38:43,017 INFO L225 Difference]: With dead ends: 4029 [2022-07-21 12:38:43,017 INFO L226 Difference]: Without dead ends: 4026 [2022-07-21 12:38:43,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 745 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:43,021 INFO L413 NwaCegarLoop]: 3123 mSDtfsCounter, 2932 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2932 SdHoareTripleChecker+Valid, 3123 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:38:43,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2932 Valid, 3123 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 12:38:43,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4026 states. [2022-07-21 12:38:43,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4026 to 4026. [2022-07-21 12:38:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 3142 states have (on average 1.449395289624443) internal successors, (4554), 3229 states have internal predecessors, (4554), 724 states have call successors, (724), 161 states have call predecessors, (724), 159 states have return successors, (720), 695 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-21 12:38:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 5998 transitions. [2022-07-21 12:38:43,173 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 5998 transitions. Word has length 550 [2022-07-21 12:38:43,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:38:43,173 INFO L495 AbstractCegarLoop]: Abstraction has 4026 states and 5998 transitions. [2022-07-21 12:38:43,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 5998 transitions. [2022-07-21 12:38:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2022-07-21 12:38:43,181 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:38:43,182 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:38:43,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 12:38:43,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:43,396 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:38:43,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:38:43,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1069039310, now seen corresponding path program 1 times [2022-07-21 12:38:43,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:38:43,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163927090] [2022-07-21 12:38:43,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:43,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:38:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:38:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:38:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:38:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:38:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:38:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:38:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:38:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:38:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:38:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:38:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:38:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:38:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:38:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:38:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:38:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:43,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:38:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:38:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:38:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:38:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:38:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:38:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:38:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:38:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:38:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:38:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:38:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:38:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:38:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:38:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:38:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:38:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:38:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:38:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:38:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:38:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:38:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:38:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:38:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:38:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:38:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:38:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:38:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:38:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:38:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:38:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:38:44,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:38:44,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163927090] [2022-07-21 12:38:44,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163927090] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:38:44,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414920891] [2022-07-21 12:38:44,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:44,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:44,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:38:44,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:38:44,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 12:38:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:45,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 4876 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 12:38:45,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:38:46,228 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-21 12:38:46,228 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 12:38:46,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414920891] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:38:46,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 12:38:46,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-21 12:38:46,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311303813] [2022-07-21 12:38:46,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:38:46,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 12:38:46,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:38:46,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 12:38:46,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:46,230 INFO L87 Difference]: Start difference. First operand 4026 states and 5998 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:46,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:38:46,338 INFO L93 Difference]: Finished difference Result 7940 states and 11844 transitions. [2022-07-21 12:38:46,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 12:38:46,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 551 [2022-07-21 12:38:46,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:38:46,366 INFO L225 Difference]: With dead ends: 7940 [2022-07-21 12:38:46,366 INFO L226 Difference]: Without dead ends: 4007 [2022-07-21 12:38:46,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 746 GetRequests, 740 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:46,382 INFO L413 NwaCegarLoop]: 3110 mSDtfsCounter, 2919 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2919 SdHoareTripleChecker+Valid, 3110 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:38:46,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2919 Valid, 3110 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 12:38:46,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4007 states. [2022-07-21 12:38:46,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4007 to 4003. [2022-07-21 12:38:46,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3127 states have (on average 1.4505916213623282) internal successors, (4536), 3213 states have internal predecessors, (4536), 720 states have call successors, (720), 158 states have call predecessors, (720), 155 states have return successors, (716), 691 states have call predecessors, (716), 716 states have call successors, (716) [2022-07-21 12:38:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 5972 transitions. [2022-07-21 12:38:46,522 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 5972 transitions. Word has length 551 [2022-07-21 12:38:46,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:38:46,523 INFO L495 AbstractCegarLoop]: Abstraction has 4003 states and 5972 transitions. [2022-07-21 12:38:46,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 5972 transitions. [2022-07-21 12:38:46,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2022-07-21 12:38:46,531 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:38:46,531 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:38:46,569 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-07-21 12:38:46,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:46,760 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:38:46,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:38:46,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1219000883, now seen corresponding path program 1 times [2022-07-21 12:38:46,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:38:46,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193193753] [2022-07-21 12:38:46,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:46,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:38:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:38:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:38:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:38:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:38:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:38:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:38:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:38:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:38:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:38:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:38:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:38:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:38:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:38:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:38:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:38:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:38:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:38:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:38:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:38:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:38:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:38:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:38:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:38:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:38:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:38:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:38:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:38:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:38:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:38:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:38:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:38:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:38:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:38:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:38:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:38:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:38:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:38:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:38:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:38:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:38:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:38:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:38:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:38:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:38:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:38:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:38:47,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:38:47,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193193753] [2022-07-21 12:38:47,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193193753] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:38:47,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684123756] [2022-07-21 12:38:47,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:47,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:47,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:38:47,468 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:38:47,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-21 12:38:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:48,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 4878 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 12:38:48,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:38:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-21 12:38:49,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 12:38:49,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684123756] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:38:49,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 12:38:49,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-21 12:38:49,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396718155] [2022-07-21 12:38:49,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:38:49,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 12:38:49,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:38:49,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 12:38:49,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:49,667 INFO L87 Difference]: Start difference. First operand 4003 states and 5972 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:49,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:38:49,746 INFO L93 Difference]: Finished difference Result 4005 states and 5973 transitions. [2022-07-21 12:38:49,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 12:38:49,747 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 552 [2022-07-21 12:38:49,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:38:49,762 INFO L225 Difference]: With dead ends: 4005 [2022-07-21 12:38:49,762 INFO L226 Difference]: Without dead ends: 4002 [2022-07-21 12:38:49,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 747 GetRequests, 741 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:49,765 INFO L413 NwaCegarLoop]: 3109 mSDtfsCounter, 2916 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2916 SdHoareTripleChecker+Valid, 3109 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:38:49,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2916 Valid, 3109 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 12:38:49,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4002 states. [2022-07-21 12:38:49,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4002 to 4002. [2022-07-21 12:38:49,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 3127 states have (on average 1.4502718260313399) internal successors, (4535), 3212 states have internal predecessors, (4535), 719 states have call successors, (719), 158 states have call predecessors, (719), 155 states have return successors, (716), 691 states have call predecessors, (716), 716 states have call successors, (716) [2022-07-21 12:38:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 5970 transitions. [2022-07-21 12:38:49,891 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 5970 transitions. Word has length 552 [2022-07-21 12:38:49,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:38:49,891 INFO L495 AbstractCegarLoop]: Abstraction has 4002 states and 5970 transitions. [2022-07-21 12:38:49,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:49,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 5970 transitions. [2022-07-21 12:38:49,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2022-07-21 12:38:49,898 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:38:49,898 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:38:49,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-21 12:38:50,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:50,112 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:38:50,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:38:50,112 INFO L85 PathProgramCache]: Analyzing trace with hash -866192299, now seen corresponding path program 1 times [2022-07-21 12:38:50,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:38:50,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921303037] [2022-07-21 12:38:50,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:50,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:38:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:38:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:38:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:38:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:38:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:38:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:38:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:38:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:38:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:38:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:38:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:38:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:38:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:38:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:38:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:38:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:38:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:38:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:38:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:38:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:38:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:38:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:38:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:38:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:38:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:38:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:38:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:38:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:38:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:38:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:38:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:38:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:38:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:38:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:38:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:38:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:38:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:38:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:38:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:38:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:38:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:38:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:38:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:38:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:38:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:38:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-21 12:38:50,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:38:50,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921303037] [2022-07-21 12:38:50,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921303037] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:38:50,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25478266] [2022-07-21 12:38:50,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:50,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:50,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:38:50,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:38:50,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-21 12:38:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:52,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 4880 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 12:38:52,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:38:52,913 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-21 12:38:52,913 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 12:38:52,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25478266] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:38:52,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 12:38:52,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-21 12:38:52,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004538076] [2022-07-21 12:38:52,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:38:52,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 12:38:52,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:38:52,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 12:38:52,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:52,915 INFO L87 Difference]: Start difference. First operand 4002 states and 5970 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:52,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:38:52,993 INFO L93 Difference]: Finished difference Result 4004 states and 5971 transitions. [2022-07-21 12:38:52,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 12:38:52,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 553 [2022-07-21 12:38:52,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:38:53,007 INFO L225 Difference]: With dead ends: 4004 [2022-07-21 12:38:53,008 INFO L226 Difference]: Without dead ends: 3976 [2022-07-21 12:38:53,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 748 GetRequests, 742 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 12:38:53,012 INFO L413 NwaCegarLoop]: 3108 mSDtfsCounter, 2913 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2913 SdHoareTripleChecker+Valid, 3108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:38:53,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2913 Valid, 3108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 12:38:53,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3976 states. [2022-07-21 12:38:53,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3976 to 3976. [2022-07-21 12:38:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3976 states, 3109 states have (on average 1.451270504985526) internal successors, (4512), 3193 states have internal predecessors, (4512), 713 states have call successors, (713), 156 states have call predecessors, (713), 153 states have return successors, (711), 686 states have call predecessors, (711), 711 states have call successors, (711) [2022-07-21 12:38:53,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3976 states and 5936 transitions. [2022-07-21 12:38:53,144 INFO L78 Accepts]: Start accepts. Automaton has 3976 states and 5936 transitions. Word has length 553 [2022-07-21 12:38:53,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:38:53,145 INFO L495 AbstractCegarLoop]: Abstraction has 3976 states and 5936 transitions. [2022-07-21 12:38:53,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-21 12:38:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 5936 transitions. [2022-07-21 12:38:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2022-07-21 12:38:53,154 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:38:53,154 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:38:53,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-21 12:38:53,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:38:53,374 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:38:53,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:38:53,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1806196221, now seen corresponding path program 1 times [2022-07-21 12:38:53,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:38:53,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508916895] [2022-07-21 12:38:53,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:38:53,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:38:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:38:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:38:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:38:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:38:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:38:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:38:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:38:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:38:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:38:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:38:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:38:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:38:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:38:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:38:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:38:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:38:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:38:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:38:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:38:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:38:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:38:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:38:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:38:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:38:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:38:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:38:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:38:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:38:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:38:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:38:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:38:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:38:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:53,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:38:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:38:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:38:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:38:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:38:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:38:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:38:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:38:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:38:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:38:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:38:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-21 12:38:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-07-21 12:38:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:38:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:38:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 5449 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5449 trivial. 0 not checked. [2022-07-21 12:38:54,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:38:54,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508916895] [2022-07-21 12:38:54,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508916895] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:38:54,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 12:38:54,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-21 12:38:54,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49827623] [2022-07-21 12:38:54,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:38:54,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-21 12:38:54,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:38:54,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-21 12:38:54,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-21 12:38:54,185 INFO L87 Difference]: Start difference. First operand 3976 states and 5936 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-21 12:38:57,120 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 [] [2022-07-21 12:38:59,282 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:01,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:03,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:07,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:09,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:11,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:14,325 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:16,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:19,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:25,925 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:29,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:31,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:33,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 12:39:33,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:39:33,856 INFO L93 Difference]: Finished difference Result 11542 states and 17446 transitions. [2022-07-21 12:39:33,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 12:39:33,983 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 574 [2022-07-21 12:39:33,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:39:34,014 INFO L225 Difference]: With dead ends: 11542 [2022-07-21 12:39:34,014 INFO L226 Difference]: Without dead ends: 7659 [2022-07-21 12:39:34,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-07-21 12:39:34,032 INFO L413 NwaCegarLoop]: 3183 mSDtfsCounter, 4717 mSDsluCounter, 6352 mSDsCounter, 0 mSdLazyCounter, 4643 mSolverCounterSat, 1652 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4911 SdHoareTripleChecker+Valid, 9535 SdHoareTripleChecker+Invalid, 6309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1652 IncrementalHoareTripleChecker+Valid, 4643 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:39:34,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4911 Valid, 9535 Invalid, 6309 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1652 Valid, 4643 Invalid, 14 Unknown, 0 Unchecked, 39.0s Time] [2022-07-21 12:39:34,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7659 states. [2022-07-21 12:39:34,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7659 to 6286. [2022-07-21 12:39:34,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 4960 states have (on average 1.4485887096774193) internal successors, (7185), 5088 states have internal predecessors, (7185), 1046 states have call successors, (1046), 284 states have call predecessors, (1046), 279 states have return successors, (1044), 1007 states have call predecessors, (1044), 1044 states have call successors, (1044) [2022-07-21 12:39:34,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 9275 transitions. [2022-07-21 12:39:34,266 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 9275 transitions. Word has length 574 [2022-07-21 12:39:34,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:39:34,267 INFO L495 AbstractCegarLoop]: Abstraction has 6286 states and 9275 transitions. [2022-07-21 12:39:34,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-21 12:39:34,267 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 9275 transitions. [2022-07-21 12:39:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-07-21 12:39:34,282 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:39:34,282 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:39:34,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 12:39:34,283 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:39:34,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:39:34,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1507195974, now seen corresponding path program 1 times [2022-07-21 12:39:34,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:39:34,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136852043] [2022-07-21 12:39:34,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:39:34,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:39:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:39:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:39:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:39:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:39:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:39:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:39:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:39:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:39:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:39:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:39:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:39:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:39:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:39:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:39:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:39:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:39:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:39:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:39:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:39:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:39:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:39:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:39:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:39:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:39:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:39:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:39:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:39:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:39:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:39:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:39:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:39:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:39:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:39:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:39:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:39:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:39:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:39:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:39:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:39:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:39:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:39:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:39:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:39:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:39:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:39:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-07-21 12:39:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-07-21 12:39:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:34,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-21 12:39:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:35,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2022-07-21 12:39:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:35,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:35,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5687 trivial. 0 not checked. [2022-07-21 12:39:35,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:39:35,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136852043] [2022-07-21 12:39:35,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136852043] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:39:35,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062392264] [2022-07-21 12:39:35,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:39:35,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:39:35,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:39:35,034 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:39:35,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-21 12:39:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:36,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 5496 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 12:39:36,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:39:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5685 trivial. 0 not checked. [2022-07-21 12:39:36,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 12:39:36,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062392264] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 12:39:36,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 12:39:36,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-07-21 12:39:36,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465374266] [2022-07-21 12:39:36,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 12:39:36,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 12:39:36,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:39:36,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 12:39:36,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-21 12:39:36,516 INFO L87 Difference]: Start difference. First operand 6286 states and 9275 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-07-21 12:39:36,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 12:39:36,768 INFO L93 Difference]: Finished difference Result 12473 states and 18787 transitions. [2022-07-21 12:39:36,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 12:39:36,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 646 [2022-07-21 12:39:36,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 12:39:36,792 INFO L225 Difference]: With dead ends: 12473 [2022-07-21 12:39:36,792 INFO L226 Difference]: Without dead ends: 6290 [2022-07-21 12:39:36,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 859 GetRequests, 852 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-21 12:39:36,813 INFO L413 NwaCegarLoop]: 3079 mSDtfsCounter, 0 mSDsluCounter, 3075 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6154 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 12:39:36,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6154 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 12:39:36,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6290 states. [2022-07-21 12:39:37,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6290 to 6290. [2022-07-21 12:39:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6290 states, 4964 states have (on average 1.4482272360999193) internal successors, (7189), 5092 states have internal predecessors, (7189), 1046 states have call successors, (1046), 284 states have call predecessors, (1046), 279 states have return successors, (1044), 1007 states have call predecessors, (1044), 1044 states have call successors, (1044) [2022-07-21 12:39:37,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6290 states to 6290 states and 9279 transitions. [2022-07-21 12:39:37,029 INFO L78 Accepts]: Start accepts. Automaton has 6290 states and 9279 transitions. Word has length 646 [2022-07-21 12:39:37,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 12:39:37,030 INFO L495 AbstractCegarLoop]: Abstraction has 6290 states and 9279 transitions. [2022-07-21 12:39:37,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-07-21 12:39:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 6290 states and 9279 transitions. [2022-07-21 12:39:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-07-21 12:39:37,046 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:39:37,048 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:39:37,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-21 12:39:37,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:39:37,264 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:39:37,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:39:37,264 INFO L85 PathProgramCache]: Analyzing trace with hash -472184698, now seen corresponding path program 1 times [2022-07-21 12:39:37,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 12:39:37,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876356423] [2022-07-21 12:39:37,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:39:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 12:39:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 12:39:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 12:39:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 12:39:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 12:39:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 12:39:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 12:39:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 12:39:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 12:39:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 12:39:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 12:39:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 12:39:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-21 12:39:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-21 12:39:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-21 12:39:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-21 12:39:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-21 12:39:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-21 12:39:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-21 12:39:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-21 12:39:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-21 12:39:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-21 12:39:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-21 12:39:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-21 12:39:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-21 12:39:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-21 12:39:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-21 12:39:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-21 12:39:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-21 12:39:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-21 12:39:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-21 12:39:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 12:39:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-21 12:39:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 12:39:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 12:39:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-21 12:39:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 12:39:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 12:39:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-21 12:39:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-21 12:39:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 12:39:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-21 12:39:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-21 12:39:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-21 12:39:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 12:39:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-21 12:39:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-07-21 12:39:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:37,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-07-21 12:39:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:38,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:38,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 12:39:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:38,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-21 12:39:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:38,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2022-07-21 12:39:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:38,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 12:39:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5687 trivial. 0 not checked. [2022-07-21 12:39:38,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 12:39:38,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876356423] [2022-07-21 12:39:38,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876356423] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 12:39:38,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579715617] [2022-07-21 12:39:38,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:39:38,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 12:39:38,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:39:38,147 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 12:39:38,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-21 12:39:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 12:39:39,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 5502 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 12:39:39,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 12:39:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 226 proven. 1 refuted. 0 times theorem prover too weak. 5463 trivial. 0 not checked. [2022-07-21 12:39:39,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 12:39:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5687 trivial. 0 not checked. [2022-07-21 12:39:40,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579715617] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 12:39:40,033 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 12:39:40,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2022-07-21 12:39:40,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697285094] [2022-07-21 12:39:40,033 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 12:39:40,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-21 12:39:40,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 12:39:40,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-21 12:39:40,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2022-07-21 12:39:40,036 INFO L87 Difference]: Start difference. First operand 6290 states and 9279 transitions. Second operand has 11 states, 11 states have (on average 16.545454545454547) internal successors, (182), 7 states have internal predecessors, (182), 2 states have call successors, (111), 6 states have call predecessors, (111), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2022-07-21 12:39:43,093 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 []