/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-commit-tester/main3_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:32:28,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:32:28,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:32:28,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:32:28,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:32:28,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:32:28,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:32:28,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:32:28,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:32:28,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:32:28,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:32:28,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:32:28,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:32:28,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:32:28,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:32:28,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:32:28,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:32:28,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:32:28,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:32:28,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:32:28,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:32:28,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:32:28,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:32:28,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:32:28,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:32:28,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:32:28,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:32:28,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:32:28,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:32:28,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:32:28,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:32:28,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:32:28,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:32:28,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:32:28,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:32:28,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:32:28,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:32:28,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:32:28,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:32:28,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:32:28,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:32:28,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:32:28,833 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:32:28,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:32:28,834 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:32:28,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:32:28,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:32:28,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:32:28,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:32:28,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:32:28,836 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:32:28,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:32:28,837 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:32:28,837 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:32:28,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:32:28,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:32:28,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:32:28,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:32:28,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:32:28,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:32:28,839 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:32:28,839 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:32:28,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:32:28,839 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:32:28,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:32:28,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:32:28,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:32:28,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:32:28,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:32:28,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:32:28,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:32:28,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:32:28,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:32:28,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:32:28,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:32:28,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:32:29,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:32:29,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:32:29,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:32:29,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:32:29,255 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:32:29,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main3_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-10-16 12:32:29,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9528c80/9c781b13593d426687f20318fdb89ee3/FLAGc04361573 [2022-10-16 12:32:30,603 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:32:30,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main3_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-10-16 12:32:30,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9528c80/9c781b13593d426687f20318fdb89ee3/FLAGc04361573 [2022-10-16 12:32:30,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9528c80/9c781b13593d426687f20318fdb89ee3 [2022-10-16 12:32:30,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:32:30,961 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:32:30,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:32:30,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:32:30,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:32:30,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:32:30" (1/1) ... [2022-10-16 12:32:30,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cea2dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:30, skipping insertion in model container [2022-10-16 12:32:30,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:32:30" (1/1) ... [2022-10-16 12:32:30,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:32:31,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:32:34,944 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-commit-tester/main3_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[345486,345499] [2022-10-16 12:32:35,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:32:35,222 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:32:36,025 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-commit-tester/main3_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[345486,345499] [2022-10-16 12:32:36,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:32:36,350 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:32:36,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36 WrapperNode [2022-10-16 12:32:36,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:32:36,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:32:36,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:32:36,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:32:36,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,777 INFO L138 Inliner]: procedures = 461, calls = 4752, calls flagged for inlining = 235, calls inlined = 28, statements flattened = 2837 [2022-10-16 12:32:36,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:32:36,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:32:36,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:32:36,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:32:36,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,984 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:36,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:37,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:32:37,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:32:37,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:32:37,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:32:37,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (1/1) ... [2022-10-16 12:32:37,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:32:37,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:32:37,082 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) [2022-10-16 12:32:37,105 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 [2022-10-16 12:32:37,152 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-16 12:32:37,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:32:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:32:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-10-16 12:32:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-10-16 12:32:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-16 12:32:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-16 12:32:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure set_frequency___0 [2022-10-16 12:32:37,154 INFO L138 BoogieDeclarations]: Found implementation of procedure set_frequency___0 [2022-10-16 12:32:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure set_tuner_mode [2022-10-16 12:32:37,154 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tuner_mode [2022-10-16 12:32:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure poseidon_fm_close [2022-10-16 12:32:37,154 INFO L138 BoogieDeclarations]: Found implementation of procedure poseidon_fm_close [2022-10-16 12:32:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 12:32:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 12:32:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-10-16 12:32:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-10-16 12:32:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:32:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure poseidon_check_mode_radio [2022-10-16 12:32:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure poseidon_check_mode_radio [2022-10-16 12:32:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2022-10-16 12:32:37,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2022-10-16 12:32:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:32:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-16 12:32:37,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-16 12:32:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:32:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-10-16 12:32:37,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-10-16 12:32:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-10-16 12:32:37,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-10-16 12:32:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-16 12:32:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-10-16 12:32:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:32:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:32:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:32:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-10-16 12:32:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-10-16 12:32:37,159 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-10-16 12:32:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-10-16 12:32:37,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:32:37,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:32:37,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_poseidon [2022-10-16 12:32:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_poseidon [2022-10-16 12:32:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 12:32:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 12:32:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:32:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 12:32:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_poseidon [2022-10-16 12:32:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_poseidon [2022-10-16 12:32:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-16 12:32:37,161 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-16 12:32:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure send_set_req [2022-10-16 12:32:37,161 INFO L138 BoogieDeclarations]: Found implementation of procedure send_set_req [2022-10-16 12:32:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-16 12:32:37,161 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-16 12:32:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:32:37,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:32:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-16 12:32:37,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-16 12:32:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:32:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:32:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-16 12:32:37,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-10-16 12:32:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 12:32:37,163 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 12:32:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-10-16 12:32:37,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-10-16 12:32:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 12:32:37,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 12:32:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 12:32:37,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 12:32:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 12:32:37,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 12:32:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-10-16 12:32:37,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-10-16 12:32:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:32:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:32:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure poseidon_fm_open [2022-10-16 12:32:37,165 INFO L138 BoogieDeclarations]: Found implementation of procedure poseidon_fm_open [2022-10-16 12:32:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:32:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-10-16 12:32:37,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-10-16 12:32:37,166 INFO L130 BoogieDeclarations]: Found specification of procedure send_get_req [2022-10-16 12:32:37,166 INFO L138 BoogieDeclarations]: Found implementation of procedure send_get_req [2022-10-16 12:32:37,166 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-16 12:32:37,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-16 12:32:37,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:32:37,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:32:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure set_debug_mode [2022-10-16 12:32:37,167 INFO L138 BoogieDeclarations]: Found implementation of procedure set_debug_mode [2022-10-16 12:32:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-16 12:32:37,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-16 12:32:37,804 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:32:37,807 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:34:30,208 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:34:30,236 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:34:30,236 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 12:34:30,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:34:30 BoogieIcfgContainer [2022-10-16 12:34:30,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:34:30,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:34:30,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:34:30,256 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:34:30,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:32:30" (1/3) ... [2022-10-16 12:34:30,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4c0b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:34:30, skipping insertion in model container [2022-10-16 12:34:30,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:32:36" (2/3) ... [2022-10-16 12:34:30,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4c0b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:34:30, skipping insertion in model container [2022-10-16 12:34:30,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:34:30" (3/3) ... [2022-10-16 12:34:30,261 INFO L112 eAbstractionObserver]: Analyzing ICFG main3_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-10-16 12:34:30,285 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:34:30,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2022-10-16 12:34:30,410 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:34:30,424 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1e07330e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:34:30,424 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-10-16 12:34:30,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 541 states, 370 states have (on average 1.3756756756756756) internal successors, (509), 394 states have internal predecessors, (509), 119 states have call successors, (119), 37 states have call predecessors, (119), 37 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) [2022-10-16 12:34:30,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-16 12:34:30,476 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:34:30,478 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:34:30,478 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_fm_closeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-10-16 12:34:30,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:34:30,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1904752624, now seen corresponding path program 1 times [2022-10-16 12:34:30,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:34:30,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028438981] [2022-10-16 12:34:30,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:30,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:34:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:32,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:34:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:32,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:32,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:34:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:32,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:34:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:34:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:34:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:34:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:34:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 12:34:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 12:34:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 12:34:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-16 12:34:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 12:34:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:34:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 12:34:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 12:34:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 12:34:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:34:33,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:34:33,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028438981] [2022-10-16 12:34:33,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028438981] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:34:33,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:34:33,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 12:34:33,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064729925] [2022-10-16 12:34:33,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:34:33,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 12:34:33,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:34:33,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 12:34:33,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:34:33,958 INFO L87 Difference]: Start difference. First operand has 541 states, 370 states have (on average 1.3756756756756756) internal successors, (509), 394 states have internal predecessors, (509), 119 states have call successors, (119), 37 states have call predecessors, (119), 37 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 12:34:36,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:38,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:42,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:44,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:48,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:34:48,759 INFO L93 Difference]: Finished difference Result 1277 states and 1829 transitions. [2022-10-16 12:34:48,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:34:48,765 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 167 [2022-10-16 12:34:48,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:34:48,788 INFO L225 Difference]: With dead ends: 1277 [2022-10-16 12:34:48,788 INFO L226 Difference]: Without dead ends: 719 [2022-10-16 12:34:48,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:34:48,805 INFO L413 NwaCegarLoop]: 743 mSDtfsCounter, 722 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 868 mSolverCounterSat, 522 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 792 SdHoareTripleChecker+Valid, 1687 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 522 IncrementalHoareTripleChecker+Valid, 868 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:34:48,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [792 Valid, 1687 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [522 Valid, 868 Invalid, 4 Unknown, 0 Unchecked, 14.4s Time] [2022-10-16 12:34:48,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2022-10-16 12:34:48,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 669. [2022-10-16 12:34:48,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 479 states have (on average 1.3736951983298538) internal successors, (658), 493 states have internal predecessors, (658), 143 states have call successors, (143), 35 states have call predecessors, (143), 35 states have return successors, (143), 143 states have call predecessors, (143), 143 states have call successors, (143) [2022-10-16 12:34:48,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 944 transitions. [2022-10-16 12:34:48,948 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 944 transitions. Word has length 167 [2022-10-16 12:34:48,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:34:48,950 INFO L495 AbstractCegarLoop]: Abstraction has 669 states and 944 transitions. [2022-10-16 12:34:48,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 12:34:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 944 transitions. [2022-10-16 12:34:48,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-10-16 12:34:48,959 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:34:48,984 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:34:48,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:34:48,985 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_fm_closeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-10-16 12:34:48,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:34:48,986 INFO L85 PathProgramCache]: Analyzing trace with hash 942035420, now seen corresponding path program 1 times [2022-10-16 12:34:48,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:34:48,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942472786] [2022-10-16 12:34:48,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:48,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:34:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:34:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:34:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:34:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:34:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:34:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:34:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:50,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:34:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 12:34:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 12:34:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 12:34:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-16 12:34:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 12:34:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:34:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:34:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:34:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:34:51,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:34:51,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942472786] [2022-10-16 12:34:51,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942472786] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:34:51,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:34:51,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:34:51,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300342210] [2022-10-16 12:34:51,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:34:51,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:34:51,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:34:51,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:34:51,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:34:51,435 INFO L87 Difference]: Start difference. First operand 669 states and 944 transitions. Second operand has 5 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:34:53,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:55,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:58,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:01,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:05,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:35:05,910 INFO L93 Difference]: Finished difference Result 1031 states and 1495 transitions. [2022-10-16 12:35:05,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:35:05,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 169 [2022-10-16 12:35:05,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:35:05,922 INFO L225 Difference]: With dead ends: 1031 [2022-10-16 12:35:05,922 INFO L226 Difference]: Without dead ends: 1029 [2022-10-16 12:35:05,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:35:05,925 INFO L413 NwaCegarLoop]: 913 mSDtfsCounter, 483 mSDsluCounter, 1184 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 247 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 555 SdHoareTripleChecker+Valid, 2097 SdHoareTripleChecker+Invalid, 1176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:35:05,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [555 Valid, 2097 Invalid, 1176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 925 Invalid, 4 Unknown, 0 Unchecked, 14.2s Time] [2022-10-16 12:35:05,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2022-10-16 12:35:05,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 689. [2022-10-16 12:35:05,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 497 states have (on average 1.3762575452716297) internal successors, (684), 511 states have internal predecessors, (684), 145 states have call successors, (145), 35 states have call predecessors, (145), 35 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-10-16 12:35:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 974 transitions. [2022-10-16 12:35:06,006 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 974 transitions. Word has length 169 [2022-10-16 12:35:06,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:35:06,007 INFO L495 AbstractCegarLoop]: Abstraction has 689 states and 974 transitions. [2022-10-16 12:35:06,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:06,008 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 974 transitions. [2022-10-16 12:35:06,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-16 12:35:06,013 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:35:06,013 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:35:06,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:35:06,014 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_fm_closeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-10-16 12:35:06,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:35:06,014 INFO L85 PathProgramCache]: Analyzing trace with hash -932796693, now seen corresponding path program 1 times [2022-10-16 12:35:06,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:35:06,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322810560] [2022-10-16 12:35:06,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:06,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:35:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:35:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:35:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:35:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:35:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:35:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:35:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:35:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 12:35:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 12:35:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 12:35:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-16 12:35:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 12:35:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:07,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:35:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:08,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 12:35:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:08,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:35:08,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322810560] [2022-10-16 12:35:08,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322810560] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:35:08,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:35:08,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:35:08,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252306310] [2022-10-16 12:35:08,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:35:08,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:35:08,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:35:08,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:35:08,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:35:08,050 INFO L87 Difference]: Start difference. First operand 689 states and 974 transitions. Second operand has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:10,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:12,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:15,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:17,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:22,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:35:22,480 INFO L93 Difference]: Finished difference Result 1717 states and 2473 transitions. [2022-10-16 12:35:22,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:35:22,481 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 170 [2022-10-16 12:35:22,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:35:22,496 INFO L225 Difference]: With dead ends: 1717 [2022-10-16 12:35:22,496 INFO L226 Difference]: Without dead ends: 1069 [2022-10-16 12:35:22,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:35:22,511 INFO L413 NwaCegarLoop]: 925 mSDtfsCounter, 482 mSDsluCounter, 1191 mSDsCounter, 0 mSdLazyCounter, 943 mSolverCounterSat, 240 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 1187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 943 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:35:22,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 2116 Invalid, 1187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 943 Invalid, 4 Unknown, 0 Unchecked, 14.1s Time] [2022-10-16 12:35:22,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2022-10-16 12:35:22,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 703. [2022-10-16 12:35:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 703 states, 511 states have (on average 1.3737769080234834) internal successors, (702), 525 states have internal predecessors, (702), 145 states have call successors, (145), 35 states have call predecessors, (145), 35 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-10-16 12:35:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 992 transitions. [2022-10-16 12:35:22,625 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 992 transitions. Word has length 170 [2022-10-16 12:35:22,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:35:22,627 INFO L495 AbstractCegarLoop]: Abstraction has 703 states and 992 transitions. [2022-10-16 12:35:22,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 992 transitions. [2022-10-16 12:35:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-16 12:35:22,633 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:35:22,635 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 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] [2022-10-16 12:35:22,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:35:22,636 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_fm_closeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-10-16 12:35:22,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:35:22,637 INFO L85 PathProgramCache]: Analyzing trace with hash -2116896332, now seen corresponding path program 1 times [2022-10-16 12:35:22,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:35:22,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955334461] [2022-10-16 12:35:22,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:35:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:23,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:35:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:35:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:35:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:35:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:35:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:35:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:35:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 12:35:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 12:35:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 12:35:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-16 12:35:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 12:35:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:35:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:35:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:24,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:35:24,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955334461] [2022-10-16 12:35:24,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955334461] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:35:24,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389699839] [2022-10-16 12:35:24,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:24,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:35:24,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:35:24,689 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) [2022-10-16 12:35:24,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 12:35:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:26,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 6898 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:35:26,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:35:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:26,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 12:35:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:27,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [389699839] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 12:35:27,032 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 12:35:27,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 12:35:27,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086909420] [2022-10-16 12:35:27,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 12:35:27,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 12:35:27,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:35:27,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 12:35:27,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:35:27,035 INFO L87 Difference]: Start difference. First operand 703 states and 992 transitions. Second operand has 9 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 1 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:29,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:31,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:35,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:37,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:48,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:35:48,638 INFO L93 Difference]: Finished difference Result 2046 states and 3047 transitions. [2022-10-16 12:35:48,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 12:35:48,639 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 1 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 175 [2022-10-16 12:35:48,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:35:48,654 INFO L225 Difference]: With dead ends: 2046 [2022-10-16 12:35:48,655 INFO L226 Difference]: Without dead ends: 2045 [2022-10-16 12:35:48,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-10-16 12:35:48,658 INFO L413 NwaCegarLoop]: 1218 mSDtfsCounter, 1128 mSDsluCounter, 3212 mSDsCounter, 0 mSdLazyCounter, 2174 mSolverCounterSat, 294 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 4430 SdHoareTripleChecker+Invalid, 2472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 2174 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:35:48,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1318 Valid, 4430 Invalid, 2472 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [294 Valid, 2174 Invalid, 4 Unknown, 0 Unchecked, 21.2s Time] [2022-10-16 12:35:48,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2045 states. [2022-10-16 12:35:48,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2045 to 761. [2022-10-16 12:35:48,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 563 states have (on average 1.38898756660746) internal successors, (782), 577 states have internal predecessors, (782), 151 states have call successors, (151), 35 states have call predecessors, (151), 35 states have return successors, (151), 151 states have call predecessors, (151), 151 states have call successors, (151) [2022-10-16 12:35:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1084 transitions. [2022-10-16 12:35:48,739 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1084 transitions. Word has length 175 [2022-10-16 12:35:48,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:35:48,740 INFO L495 AbstractCegarLoop]: Abstraction has 761 states and 1084 transitions. [2022-10-16 12:35:48,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 1 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:48,740 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1084 transitions. [2022-10-16 12:35:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-16 12:35:48,743 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:35:48,744 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 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] [2022-10-16 12:35:48,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 12:35:48,957 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 [2022-10-16 12:35:48,958 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_fm_closeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-10-16 12:35:48,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:35:48,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1199275954, now seen corresponding path program 1 times [2022-10-16 12:35:48,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:35:48,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840777530] [2022-10-16 12:35:48,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:48,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:35:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:35:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:35:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:35:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:35:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:35:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:35:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:35:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 12:35:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 12:35:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 12:35:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-16 12:35:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 12:35:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:50,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:51,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:35:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:51,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:35:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:51,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:35:51,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840777530] [2022-10-16 12:35:51,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840777530] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:35:51,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005550247] [2022-10-16 12:35:51,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:51,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:35:51,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:35:51,076 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) [2022-10-16 12:35:51,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 12:35:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:52,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 6899 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:35:52,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:35:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:53,034 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:35:53,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005550247] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:35:53,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:35:53,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 12:35:53,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994908945] [2022-10-16 12:35:53,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:35:53,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:35:53,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:35:53,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:35:53,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:35:53,037 INFO L87 Difference]: Start difference. First operand 761 states and 1084 transitions. Second operand has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:53,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:35:53,528 INFO L93 Difference]: Finished difference Result 1381 states and 2026 transitions. [2022-10-16 12:35:53,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:35:53,529 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 176 [2022-10-16 12:35:53,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:35:53,541 INFO L225 Difference]: With dead ends: 1381 [2022-10-16 12:35:53,541 INFO L226 Difference]: Without dead ends: 1380 [2022-10-16 12:35:53,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:35:53,544 INFO L413 NwaCegarLoop]: 1122 mSDtfsCounter, 339 mSDsluCounter, 1667 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 2789 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:35:53,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 2789 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-16 12:35:53,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2022-10-16 12:35:53,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 760. [2022-10-16 12:35:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 760 states, 563 states have (on average 1.3783303730017762) internal successors, (776), 576 states have internal predecessors, (776), 151 states have call successors, (151), 35 states have call predecessors, (151), 35 states have return successors, (151), 151 states have call predecessors, (151), 151 states have call successors, (151) [2022-10-16 12:35:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1078 transitions. [2022-10-16 12:35:53,625 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1078 transitions. Word has length 176 [2022-10-16 12:35:53,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:35:53,626 INFO L495 AbstractCegarLoop]: Abstraction has 760 states and 1078 transitions. [2022-10-16 12:35:53,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:35:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1078 transitions. [2022-10-16 12:35:53,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-16 12:35:53,632 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:35:53,633 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 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] [2022-10-16 12:35:53,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 12:35:53,846 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 [2022-10-16 12:35:53,846 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_fm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_fm_closeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-10-16 12:35:53,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:35:53,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1338088253, now seen corresponding path program 1 times [2022-10-16 12:35:53,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:35:53,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511849006] [2022-10-16 12:35:53,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:53,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:35:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:35:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:35:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:35:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:35:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:35:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:35:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:35:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 12:35:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 12:35:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 12:35:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-16 12:35:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 12:35:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:35:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:35:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 12:35:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:55,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:35:55,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511849006] [2022-10-16 12:35:55,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511849006] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:35:55,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1862448851] [2022-10-16 12:35:55,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:55,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:35:55,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:35:55,755 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) [2022-10-16 12:35:55,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 12:35:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:57,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 6892 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:35:57,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:35:57,738 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:57,738 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 12:35:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-10-16 12:35:58,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1862448851] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 12:35:58,109 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 12:35:58,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 12:35:58,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636005342] [2022-10-16 12:35:58,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 12:35:58,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 12:35:58,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:35:58,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 12:35:58,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:35:58,111 INFO L87 Difference]: Start difference. First operand 760 states and 1078 transitions. Second operand has 9 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-10-16 12:36:00,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:36:02,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:36:06,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:36:08,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []