/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/main2_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:31:22,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:31:22,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:31:22,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:31:22,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:31:22,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:31:22,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:31:22,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:31:22,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:31:22,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:31:22,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:31:22,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:31:22,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:31:22,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:31:22,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:31:22,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:31:22,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:31:22,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:31:22,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:31:22,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:31:22,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:31:22,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:31:22,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:31:22,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:31:22,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:31:22,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:31:22,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:31:22,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:31:22,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:31:22,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:31:22,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:31:22,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:31:22,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:31:22,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:31:22,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:31:22,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:31:22,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:31:22,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:31:22,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:31:22,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:31:22,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:31:22,906 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 12:31:22,968 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:31:22,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:31:22,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:31:22,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:31:22,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:31:22,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:31:22,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:31:22,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:31:22,975 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:31:22,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:31:22,977 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:31:22,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:31:22,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:31:22,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:31:22,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:31:22,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:31:22,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:31:22,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:31:22,979 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:31:22,979 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:31:22,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:31:22,980 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:31:22,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:31:22,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:31:22,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:31:22,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:31:22,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:31:22,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:31:22,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:31:22,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:31:22,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:31:22,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:31:22,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:31:22,983 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:31:23,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:31:23,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:31:23,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:31:23,494 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:31:23,495 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:31:23,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main2_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-10-16 12:31:23,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36cfa3d51/5301a6b5caee4935b9b3f45ce55a89c7/FLAGd54a6a39d [2022-10-16 12:31:24,851 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:31:24,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main2_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-10-16 12:31:24,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36cfa3d51/5301a6b5caee4935b9b3f45ce55a89c7/FLAGd54a6a39d [2022-10-16 12:31:25,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36cfa3d51/5301a6b5caee4935b9b3f45ce55a89c7 [2022-10-16 12:31:25,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:31:25,139 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:31:25,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:31:25,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:31:25,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:31:25,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:31:25" (1/1) ... [2022-10-16 12:31:25,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a4afdfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:25, skipping insertion in model container [2022-10-16 12:31:25,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:31:25" (1/1) ... [2022-10-16 12:31:25,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:31:25,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:31:29,668 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/main2_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340889,340902] [2022-10-16 12:31:29,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:31:30,008 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:31:30,974 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/main2_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340889,340902] [2022-10-16 12:31:30,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:31:31,300 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:31:31,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31 WrapperNode [2022-10-16 12:31:31,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:31:31,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:31:31,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:31:31,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:31:31,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,685 INFO L138 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 31, statements flattened = 2522 [2022-10-16 12:31:31,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:31:31,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:31:31,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:31:31,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:31:31,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,904 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:31:31,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:31:31,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:31:31,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:31:31,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (1/1) ... [2022-10-16 12:31:31,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:31:31,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:31:31,992 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 12:31:32,010 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 12:31:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-16 12:31:32,057 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-10-16 12:31:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-10-16 12:31:32,057 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_stop_streaming [2022-10-16 12:31:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_stop_streaming [2022-10-16 12:31:32,057 INFO L130 BoogieDeclarations]: Found specification of procedure poseidon_check_mode_dvbt [2022-10-16 12:31:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure poseidon_check_mode_dvbt [2022-10-16 12:31:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure set_tuner_mode [2022-10-16 12:31:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tuner_mode [2022-10-16 12:31:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-16 12:31:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-16 12:31:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:31:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:31:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:31:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-10-16 12:31:32,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-10-16 12:31:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-10-16 12:31:32,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-10-16 12:31:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-16 12:31:32,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-10-16 12:31:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:31:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-16 12:31:32,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-16 12:31:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-10-16 12:31:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-10-16 12:31:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:31:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_poseidon [2022-10-16 12:31:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_poseidon [2022-10-16 12:31:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 12:31:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 12:31:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:31:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 12:31:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_poseidon [2022-10-16 12:31:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_poseidon [2022-10-16 12:31:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-16 12:31:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-16 12:31:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure send_set_req [2022-10-16 12:31:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure send_set_req [2022-10-16 12:31:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-16 12:31:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-16 12:31:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:31:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:31:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:31:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:31:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-16 12:31:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-10-16 12:31:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 12:31:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 12:31:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 12:31:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 12:31:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 12:31:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 12:31:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-10-16 12:31:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-10-16 12:31:32,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:31:32,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:31:32,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:31:32,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-10-16 12:31:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-10-16 12:31:32,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-10-16 12:31:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-10-16 12:31:32,067 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-10-16 12:31:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-10-16 12:31:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure send_get_req [2022-10-16 12:31:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure send_get_req [2022-10-16 12:31:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-16 12:31:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-16 12:31:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure poseidon_set_fe [2022-10-16 12:31:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure poseidon_set_fe [2022-10-16 12:31:32,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:31:32,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:31:32,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-16 12:31:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-16 12:31:32,700 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:31:32,706 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:33:32,216 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:33:32,232 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:33:32,232 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:33:32,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:33:32 BoogieIcfgContainer [2022-10-16 12:33:32,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:33:32,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:33:32,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:33:32,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:33:32,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:31:25" (1/3) ... [2022-10-16 12:33:32,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4735da2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:33:32, skipping insertion in model container [2022-10-16 12:33:32,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:31:31" (2/3) ... [2022-10-16 12:33:32,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4735da2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:33:32, skipping insertion in model container [2022-10-16 12:33:32,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:33:32" (3/3) ... [2022-10-16 12:33:32,247 INFO L112 eAbstractionObserver]: Analyzing ICFG main2_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-10-16 12:33:32,271 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:33:32,271 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-10-16 12:33:32,355 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:33:32,365 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;@244f311c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:33:32,365 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-10-16 12:33:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 398 states, 267 states have (on average 1.3707865168539326) internal successors, (366), 288 states have internal predecessors, (366), 92 states have call successors, (92), 28 states have call predecessors, (92), 28 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) [2022-10-16 12:33:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-16 12:33:32,390 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:33:32,391 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:33:32,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:33:32,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:33:32,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1187192919, now seen corresponding path program 1 times [2022-10-16 12:33:32,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:33:32,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575344935] [2022-10-16 12:33:32,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:33:32,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:33:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:34,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:33:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:34,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:33:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:33:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:34,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:33:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:33:34,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:33:34,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575344935] [2022-10-16 12:33:34,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575344935] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:33:34,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:33:34,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:33:34,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820345770] [2022-10-16 12:33:34,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:33:34,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:33:34,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:33:34,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:33:34,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:33:34,782 INFO L87 Difference]: Start difference. First operand has 398 states, 267 states have (on average 1.3707865168539326) internal successors, (366), 288 states have internal predecessors, (366), 92 states have call successors, (92), 28 states have call predecessors, (92), 28 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) Second operand has 5 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:33:37,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:39,048 WARN L539 Checker$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 12:33:42,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:45,349 WARN L539 Checker$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 12:33:47,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:33:47,237 INFO L93 Difference]: Finished difference Result 829 states and 1173 transitions. [2022-10-16 12:33:47,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:33:47,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 34 [2022-10-16 12:33:47,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:33:47,263 INFO L225 Difference]: With dead ends: 829 [2022-10-16 12:33:47,263 INFO L226 Difference]: Without dead ends: 417 [2022-10-16 12:33:47,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:33:47,278 INFO L413 NwaCegarLoop]: 523 mSDtfsCounter, 187 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 98 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:33:47,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 1197 Invalid, 606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 504 Invalid, 4 Unknown, 0 Unchecked, 12.2s Time] [2022-10-16 12:33:47,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2022-10-16 12:33:47,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 381. [2022-10-16 12:33:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 261 states have (on average 1.3563218390804597) internal successors, (354), 274 states have internal predecessors, (354), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-10-16 12:33:47,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 522 transitions. [2022-10-16 12:33:47,391 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 522 transitions. Word has length 34 [2022-10-16 12:33:47,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:33:47,392 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 522 transitions. [2022-10-16 12:33:47,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:33:47,392 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 522 transitions. [2022-10-16 12:33:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-16 12:33:47,397 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:33:47,397 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:33:47,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:33:47,398 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:33:47,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:33:47,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1646209087, now seen corresponding path program 1 times [2022-10-16 12:33:47,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:33:47,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437059789] [2022-10-16 12:33:47,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:33:47,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:33:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:49,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:33:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:49,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:33:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:49,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:33:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:33:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:33:49,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:33:49,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437059789] [2022-10-16 12:33:49,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437059789] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:33:49,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:33:49,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 12:33:49,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545917231] [2022-10-16 12:33:49,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:33:49,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 12:33:49,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:33:49,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 12:33:49,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:33:49,221 INFO L87 Difference]: Start difference. First operand 381 states and 522 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:33:51,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:53,452 WARN L539 Checker$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 12:33:56,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:59,713 WARN L539 Checker$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 12:34:01,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:34:01,425 INFO L93 Difference]: Finished difference Result 763 states and 1047 transitions. [2022-10-16 12:34:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:34:01,426 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 36 [2022-10-16 12:34:01,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:34:01,432 INFO L225 Difference]: With dead ends: 763 [2022-10-16 12:34:01,432 INFO L226 Difference]: Without dead ends: 388 [2022-10-16 12:34:01,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:34:01,438 INFO L413 NwaCegarLoop]: 485 mSDtfsCounter, 655 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 216 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 712 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:34:01,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [712 Valid, 898 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 477 Invalid, 4 Unknown, 0 Unchecked, 12.0s Time] [2022-10-16 12:34:01,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2022-10-16 12:34:01,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 386. [2022-10-16 12:34:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 265 states have (on average 1.3547169811320754) internal successors, (359), 278 states have internal predecessors, (359), 84 states have call successors, (84), 27 states have call predecessors, (84), 27 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-10-16 12:34:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 527 transitions. [2022-10-16 12:34:01,515 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 527 transitions. Word has length 36 [2022-10-16 12:34:01,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:34:01,516 INFO L495 AbstractCegarLoop]: Abstraction has 386 states and 527 transitions. [2022-10-16 12:34:01,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:34:01,517 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 527 transitions. [2022-10-16 12:34:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-16 12:34:01,528 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:34:01,528 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-16 12:34:01,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:34:01,530 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:34:01,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:34:01,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1544646660, now seen corresponding path program 1 times [2022-10-16 12:34:01,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:34:01,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122214591] [2022-10-16 12:34:01,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:01,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:34:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:02,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:34:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:02,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:34:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:03,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:34:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:34:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:03,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:34:03,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122214591] [2022-10-16 12:34:03,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122214591] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:34:03,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672741947] [2022-10-16 12:34:03,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:03,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:34:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:34:03,088 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 12:34:03,110 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 12:34:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:04,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 5912 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:34:04,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:34:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:04,620 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 12:34:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:04,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672741947] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 12:34:04,871 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 12:34:04,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 12:34:04,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680525740] [2022-10-16 12:34:04,871 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 12:34:04,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 12:34:04,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:34:04,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 12:34:04,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:34:04,873 INFO L87 Difference]: Start difference. First operand 386 states and 527 transitions. Second operand has 9 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:34:07,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:10,314 WARN L539 Checker$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 12:34:13,915 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 12:34:17,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:34:17,694 INFO L93 Difference]: Finished difference Result 505 states and 707 transitions. [2022-10-16 12:34:17,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 12:34:17,695 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39 [2022-10-16 12:34:17,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:34:17,703 INFO L225 Difference]: With dead ends: 505 [2022-10-16 12:34:17,704 INFO L226 Difference]: Without dead ends: 504 [2022-10-16 12:34:17,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:34:17,709 INFO L413 NwaCegarLoop]: 531 mSDtfsCounter, 279 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1023 mSolverCounterSat, 116 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1023 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-10-16 12:34:17,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 1822 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1023 Invalid, 3 Unknown, 0 Unchecked, 12.6s Time] [2022-10-16 12:34:17,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2022-10-16 12:34:17,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 400. [2022-10-16 12:34:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 279 states have (on average 1.3655913978494623) internal successors, (381), 292 states have internal predecessors, (381), 84 states have call successors, (84), 27 states have call predecessors, (84), 27 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-10-16 12:34:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 549 transitions. [2022-10-16 12:34:17,777 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 549 transitions. Word has length 39 [2022-10-16 12:34:17,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:34:17,778 INFO L495 AbstractCegarLoop]: Abstraction has 400 states and 549 transitions. [2022-10-16 12:34:17,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:34:17,778 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 549 transitions. [2022-10-16 12:34:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-16 12:34:17,783 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:34:17,784 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-16 12:34:17,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 12:34:17,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:34:17,998 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:34:17,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:34:17,999 INFO L85 PathProgramCache]: Analyzing trace with hash 639406322, now seen corresponding path program 1 times [2022-10-16 12:34:18,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:34:18,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456048122] [2022-10-16 12:34:18,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:18,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:34:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:19,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:34:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:19,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:34:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:19,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:34:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:19,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:34:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:19,356 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:19,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:34:19,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456048122] [2022-10-16 12:34:19,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456048122] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:34:19,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434496354] [2022-10-16 12:34:19,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:19,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:34:19,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:34:19,367 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 12:34:19,383 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 12:34:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:20,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 5913 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:34:20,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:34:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:20,940 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:34:20,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434496354] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:34:20,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:34:20,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 12:34:20,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983289124] [2022-10-16 12:34:20,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:34:20,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:34:20,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:34:20,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:34:20,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:34:20,943 INFO L87 Difference]: Start difference. First operand 400 states and 549 transitions. Second operand has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:34:21,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:34:21,111 INFO L93 Difference]: Finished difference Result 402 states and 551 transitions. [2022-10-16 12:34:21,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:34:21,112 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 40 [2022-10-16 12:34:21,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:34:21,116 INFO L225 Difference]: With dead ends: 402 [2022-10-16 12:34:21,116 INFO L226 Difference]: Without dead ends: 401 [2022-10-16 12:34:21,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:34:21,121 INFO L413 NwaCegarLoop]: 510 mSDtfsCounter, 74 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:34:21,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 975 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:34:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2022-10-16 12:34:21,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 399. [2022-10-16 12:34:21,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 279 states have (on average 1.3548387096774193) internal successors, (378), 291 states have internal predecessors, (378), 84 states have call successors, (84), 27 states have call predecessors, (84), 27 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-10-16 12:34:21,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 546 transitions. [2022-10-16 12:34:21,176 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 546 transitions. Word has length 40 [2022-10-16 12:34:21,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:34:21,179 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 546 transitions. [2022-10-16 12:34:21,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:34:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 546 transitions. [2022-10-16 12:34:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-16 12:34:21,181 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:34:21,182 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:34:21,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-16 12:34:21,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-10-16 12:34:21,397 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:34:21,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:34:21,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1575940646, now seen corresponding path program 1 times [2022-10-16 12:34:21,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:34:21,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855320102] [2022-10-16 12:34:21,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:21,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:34:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:22,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:34:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:22,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:34:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:23,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:34:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:23,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:34:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:23,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:34:23,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855320102] [2022-10-16 12:34:23,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855320102] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:34:23,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786407354] [2022-10-16 12:34:23,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:23,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:34:23,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:34:23,107 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 12:34:23,114 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 12:34:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:24,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 5936 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 12:34:24,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:34:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:25,137 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 12:34:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:25,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786407354] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 12:34:25,583 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 12:34:25,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 5] total 13 [2022-10-16 12:34:25,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014985501] [2022-10-16 12:34:25,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 12:34:25,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-16 12:34:25,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:34:25,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-16 12:34:25,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2022-10-16 12:34:25,586 INFO L87 Difference]: Start difference. First operand 399 states and 546 transitions. Second operand has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 11 states have internal predecessors, (79), 3 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 12:34:27,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:29,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:31,801 WARN L539 Checker$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 12:34:35,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:37,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:40,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:42,774 WARN L539 Checker$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 12:34:45,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:34:45,161 INFO L93 Difference]: Finished difference Result 793 states and 1089 transitions. [2022-10-16 12:34:45,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 12:34:45,162 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 11 states have internal predecessors, (79), 3 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 41 [2022-10-16 12:34:45,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:34:45,166 INFO L225 Difference]: With dead ends: 793 [2022-10-16 12:34:45,166 INFO L226 Difference]: Without dead ends: 400 [2022-10-16 12:34:45,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2022-10-16 12:34:45,169 INFO L413 NwaCegarLoop]: 483 mSDtfsCounter, 1064 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 420 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 1144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 420 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:34:45,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1110 Valid, 1093 Invalid, 1144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [420 Valid, 717 Invalid, 7 Unknown, 0 Unchecked, 19.2s Time] [2022-10-16 12:34:45,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-10-16 12:34:45,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 390. [2022-10-16 12:34:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 271 states have (on average 1.3431734317343174) internal successors, (364), 282 states have internal predecessors, (364), 84 states have call successors, (84), 27 states have call predecessors, (84), 27 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-10-16 12:34:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 532 transitions. [2022-10-16 12:34:45,199 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 532 transitions. Word has length 41 [2022-10-16 12:34:45,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:34:45,199 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 532 transitions. [2022-10-16 12:34:45,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 11 states have internal predecessors, (79), 3 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 12:34:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 532 transitions. [2022-10-16 12:34:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-16 12:34:45,201 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:34:45,201 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:34:45,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 12:34:45,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:34:45,416 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:34:45,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:34:45,417 INFO L85 PathProgramCache]: Analyzing trace with hash -685369180, now seen corresponding path program 1 times [2022-10-16 12:34:45,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:34:45,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187905051] [2022-10-16 12:34:45,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:34:45,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:34:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:46,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:34:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:46,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:34:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:47,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:34:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:47,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 12:34:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:34:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:34:47,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:34:47,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187905051] [2022-10-16 12:34:47,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187905051] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:34:47,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:34:47,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 12:34:47,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187535411] [2022-10-16 12:34:47,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:34:47,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 12:34:47,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:34:47,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 12:34:47,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:34:47,119 INFO L87 Difference]: Start difference. First operand 390 states and 532 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:34:49,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:51,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:54,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:56,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:34:58,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:02,396 WARN L539 Checker$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 12:35:04,407 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 12:35:07,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:35:07,117 INFO L93 Difference]: Finished difference Result 798 states and 1094 transitions. [2022-10-16 12:35:07,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:35:07,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2022-10-16 12:35:07,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:35:07,122 INFO L225 Difference]: With dead ends: 798 [2022-10-16 12:35:07,123 INFO L226 Difference]: Without dead ends: 414 [2022-10-16 12:35:07,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-10-16 12:35:07,126 INFO L413 NwaCegarLoop]: 510 mSDtfsCounter, 155 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 98 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 1444 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:35:07,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 1444 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 690 Invalid, 7 Unknown, 0 Unchecked, 19.4s Time] [2022-10-16 12:35:07,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-10-16 12:35:07,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 412. [2022-10-16 12:35:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 286 states have (on average 1.3391608391608392) internal successors, (383), 298 states have internal predecessors, (383), 90 states have call successors, (90), 28 states have call predecessors, (90), 28 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2022-10-16 12:35:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 563 transitions. [2022-10-16 12:35:07,165 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 563 transitions. Word has length 42 [2022-10-16 12:35:07,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:35:07,165 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 563 transitions. [2022-10-16 12:35:07,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:35:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 563 transitions. [2022-10-16 12:35:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-16 12:35:07,167 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:35:07,168 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:35:07,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:35:07,168 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [poseidon_set_feErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, poseidon_set_feErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 12:35:07,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:35:07,169 INFO L85 PathProgramCache]: Analyzing trace with hash -683522138, now seen corresponding path program 1 times [2022-10-16 12:35:07,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:35:07,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430801104] [2022-10-16 12:35:07,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:35:07,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:35:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:09,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:35:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:09,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:35:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:09,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:35:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:09,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 12:35:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:35:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:35:09,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:35:09,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430801104] [2022-10-16 12:35:09,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430801104] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:35:09,437 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:35:09,437 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 12:35:09,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127596696] [2022-10-16 12:35:09,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:35:09,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 12:35:09,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:35:09,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 12:35:09,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:35:09,439 INFO L87 Difference]: Start difference. First operand 412 states and 563 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-16 12:35:11,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:14,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:35:16,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []