/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/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 21:03:41,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 21:03:41,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 21:03:41,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 21:03:41,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 21:03:41,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 21:03:41,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 21:03:41,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 21:03:41,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 21:03:41,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 21:03:41,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 21:03:41,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 21:03:41,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 21:03:41,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 21:03:41,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 21:03:41,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 21:03:41,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 21:03:41,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 21:03:41,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 21:03:41,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 21:03:41,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 21:03:41,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 21:03:41,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 21:03:41,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 21:03:41,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 21:03:41,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 21:03:41,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 21:03:41,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 21:03:41,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 21:03:41,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 21:03:41,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 21:03:41,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 21:03:41,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 21:03:41,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 21:03:41,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 21:03:41,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 21:03:41,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 21:03:41,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 21:03:41,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 21:03:41,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 21:03:41,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 21:03:41,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 21:03:41,248 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 21:03:41,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 21:03:41,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 21:03:41,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 21:03:41,253 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 21:03:41,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 21:03:41,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 21:03:41,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 21:03:41,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 21:03:41,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 21:03:41,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 21:03:41,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 21:03:41,255 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 21:03:41,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 21:03:41,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 21:03:41,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 21:03:41,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 21:03:41,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 21:03:41,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:03:41,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 21:03:41,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 21:03:41,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 21:03:41,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 21:03:41,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 21:03:41,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 21:03:41,258 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 21:03:41,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 21:03:41,259 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 21:03:41,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 21:03:41,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 21:03:41,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 21:03:41,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 21:03:41,739 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 21:03:41,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-10-28 21:03:41,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/252c98fb2/c725edb03c6743ed8e46b5bed885b9f5/FLAG5a73cdd08 [2020-10-28 21:03:42,936 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 21:03:42,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-10-28 21:03:42,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/252c98fb2/c725edb03c6743ed8e46b5bed885b9f5/FLAG5a73cdd08 [2020-10-28 21:03:43,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/252c98fb2/c725edb03c6743ed8e46b5bed885b9f5 [2020-10-28 21:03:43,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 21:03:43,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 21:03:43,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 21:03:43,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 21:03:43,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 21:03:43,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:03:43" (1/1) ... [2020-10-28 21:03:43,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e0ad01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:43, skipping insertion in model container [2020-10-28 21:03:43,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:03:43" (1/1) ... [2020-10-28 21:03:43,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 21:03:43,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 21:03:44,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:03:44,592 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 21:03:44,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:03:45,187 INFO L208 MainTranslator]: Completed translation [2020-10-28 21:03:45,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45 WrapperNode [2020-10-28 21:03:45,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 21:03:45,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 21:03:45,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 21:03:45,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 21:03:45,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... [2020-10-28 21:03:45,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 21:03:45,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 21:03:45,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 21:03:45,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 21:03:45,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:03:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 21:03:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 21:03:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 21:03:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 21:03:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 21:03:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 21:03:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 21:03:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 21:03:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 21:03:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-28 21:03:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-28 21:03:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-28 21:03:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-28 21:03:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure enter_4op_mode [2020-10-28 21:03:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_ioctl [2020-10-28 21:03:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_detect [2020-10-28 21:03:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2020-10-28 21:03:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2020-10-28 21:03:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2020-10-28 21:03:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2020-10-28 21:03:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2020-10-28 21:03:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_start_note [2020-10-28 21:03:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2020-10-28 21:03:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2020-10-28 21:03:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2020-10-28 21:03:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_open [2020-10-28 21:03:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_close [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_hw_control [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_load_patch [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_panning [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_volume_method [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_aftertouch [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2020-10-28 21:03:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_controller [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_bender [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_alloc_voice [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_setup_voice [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_init [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure init_opl3 [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_opl3 [2020-10-28 21:03:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_to_user_2 [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_3 [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_4 [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 21:03:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure strlen [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_user_nocache [2020-10-28 21:03:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-28 21:03:45,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-28 21:03:45,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-28 21:03:45,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-28 21:03:45,688 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2020-10-28 21:03:45,688 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_printf2 [2020-10-28 21:03:45,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure note_to_freq [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 21:03:45,689 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_init [2020-10-28 21:03:45,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_synthdev [2020-10-28 21:03:45,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_unload_synthdev [2020-10-28 21:03:45,690 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-28 21:03:45,691 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 21:03:45,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 21:03:45,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-28 21:03:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 21:03:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 21:03:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 21:03:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 21:03:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 21:03:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 21:03:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 21:03:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 21:03:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-28 21:03:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2020-10-28 21:03:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 21:03:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-28 21:03:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_to_user_2 [2020-10-28 21:03:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-28 21:03:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2020-10-28 21:03:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-28 21:03:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2020-10-28 21:03:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-28 21:03:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_user_nocache [2020-10-28 21:03:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_3 [2020-10-28 21:03:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_4 [2020-10-28 21:03:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_init [2020-10-28 21:03:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure note_to_freq [2020-10-28 21:03:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2020-10-28 21:03:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure conf_printf2 [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure sound_unload_synthdev [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_synthdev [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2020-10-28 21:03:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure enter_4op_mode [2020-10-28 21:03:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 21:03:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 21:03:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 21:03:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 21:03:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_ioctl [2020-10-28 21:03:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_detect [2020-10-28 21:03:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-28 21:03:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 21:03:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2020-10-28 21:03:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 21:03:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2020-10-28 21:03:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2020-10-28 21:03:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_start_note [2020-10-28 21:03:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2020-10-28 21:03:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_open [2020-10-28 21:03:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_close [2020-10-28 21:03:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_hw_control [2020-10-28 21:03:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_load_patch [2020-10-28 21:03:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_panning [2020-10-28 21:03:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_volume_method [2020-10-28 21:03:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_aftertouch [2020-10-28 21:03:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2020-10-28 21:03:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_controller [2020-10-28 21:03:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_bender [2020-10-28 21:03:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_alloc_voice [2020-10-28 21:03:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_setup_voice [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_init [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure init_opl3 [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_opl3 [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 21:03:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 21:03:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 21:03:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 21:03:47,356 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 21:03:53,080 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 21:03:53,080 INFO L298 CfgBuilder]: Removed 2 assume(true) statements. [2020-10-28 21:03:53,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:03:53 BoogieIcfgContainer [2020-10-28 21:03:53,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 21:03:53,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 21:03:53,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 21:03:53,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 21:03:53,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:03:43" (1/3) ... [2020-10-28 21:03:53,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e50b620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:03:53, skipping insertion in model container [2020-10-28 21:03:53,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:03:45" (2/3) ... [2020-10-28 21:03:53,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e50b620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:03:53, skipping insertion in model container [2020-10-28 21:03:53,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:03:53" (3/3) ... [2020-10-28 21:03:53,099 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-10-28 21:03:53,112 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 21:03:53,118 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 21:03:53,132 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 21:03:53,178 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 21:03:53,178 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 21:03:53,178 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 21:03:53,178 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 21:03:53,178 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 21:03:53,178 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 21:03:53,179 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 21:03:53,179 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 21:03:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states. [2020-10-28 21:03:53,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-28 21:03:53,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:03:53,255 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 21:03:53,255 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:03:53,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:03:53,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1946364194, now seen corresponding path program 1 times [2020-10-28 21:03:53,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:03:53,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1476840549] [2020-10-28 21:03:53,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:03:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:03:54,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:03:59,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:03:59,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-28 21:03:59,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:03:59,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5571 [2020-10-28 21:03:59,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:03:59,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:03:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 21:03:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 21:03:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 21:03:59,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 21:04:00,546 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-28 21:04:00,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:04:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:04:00,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:04:02,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:04:02,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:04:02,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:04:02,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1416 [2020-10-28 21:04:02,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:04:02,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:04:02,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:04:02,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:04:02,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:04:02,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 21:04:02,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:04:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:04:02,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:04:02,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:04:02,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 21:04:02,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:04:02,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 21:04:02,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:04:02,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:04:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:04:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:04:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:04:02,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:04:02,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 21:04:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:04:02,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:04:02,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:04:02,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 21:04:02,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:04:02,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 21:04:02,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:04:02,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:04:02,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:04:02,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:04:02,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:04:02,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 21:04:02,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 21:04:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:04:02,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:04:02,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:04:02,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 21:04:02,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:04:02,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 21:04:02,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:04:02,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:04:02,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:04:02,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:04:02,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:04:02,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 21:04:02,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 21:04:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:04:02,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:04:02,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:04:02,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 21:04:02,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:04:02,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 21:04:02,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:04:02,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:04:02,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:04:02,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:04:02,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:04:02,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:04:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-28 21:04:02,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1476840549] [2020-10-28 21:04:02,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:04:02,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 21:04:02,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913308931] [2020-10-28 21:04:02,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 21:04:02,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:04:02,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 21:04:02,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-28 21:04:02,475 INFO L87 Difference]: Start difference. First operand 782 states. Second operand 8 states. [2020-10-28 21:04:03,133 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-28 21:04:15,378 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-10-28 21:04:16,990 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 21:04:18,410 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-28 21:04:20,103 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-10-28 21:04:21,728 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-28 21:04:43,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:04:43,597 INFO L93 Difference]: Finished difference Result 1668 states and 2426 transitions. [2020-10-28 21:04:43,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 21:04:43,600 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-10-28 21:04:43,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:04:43,627 INFO L225 Difference]: With dead ends: 1668 [2020-10-28 21:04:43,628 INFO L226 Difference]: Without dead ends: 887 [2020-10-28 21:04:43,645 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 21:04:43,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2020-10-28 21:04:43,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 751. [2020-10-28 21:04:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2020-10-28 21:04:43,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1056 transitions. [2020-10-28 21:04:43,876 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1056 transitions. Word has length 41 [2020-10-28 21:04:43,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:04:43,878 INFO L481 AbstractCegarLoop]: Abstraction has 751 states and 1056 transitions. [2020-10-28 21:04:43,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 21:04:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1056 transitions. [2020-10-28 21:04:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 21:04:43,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:04:43,886 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 21:04:43,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 21:04:43,887 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:04:43,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:04:43,888 INFO L82 PathProgramCache]: Analyzing trace with hash 955766008, now seen corresponding path program 1 times [2020-10-28 21:04:43,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:04:43,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1327882921] [2020-10-28 21:04:43,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:04:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-28 21:04:44,847 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-28 21:04:44,847 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-28 21:04:44,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 21:04:44,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:04:44 BoogieIcfgContainer [2020-10-28 21:04:44,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 21:04:44,896 INFO L168 Benchmark]: Toolchain (without parser) took 61554.34 ms. Allocated memory was 160.4 MB in the beginning and 648.0 MB in the end (delta: 487.6 MB). Free memory was 128.0 MB in the beginning and 419.9 MB in the end (delta: -292.0 MB). Peak memory consumption was 442.0 MB. Max. memory is 8.0 GB. [2020-10-28 21:04:44,897 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 160.4 MB. Free memory is still 135.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 21:04:44,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1840.13 ms. Allocated memory was 160.4 MB in the beginning and 199.2 MB in the end (delta: 38.8 MB). Free memory was 127.3 MB in the beginning and 128.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 8.0 GB. [2020-10-28 21:04:44,898 INFO L168 Benchmark]: Boogie Preprocessor took 354.65 ms. Allocated memory is still 199.2 MB. Free memory was 128.7 MB in the beginning and 102.7 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-10-28 21:04:44,899 INFO L168 Benchmark]: RCFGBuilder took 7539.50 ms. Allocated memory was 199.2 MB in the beginning and 394.3 MB in the end (delta: 195.0 MB). Free memory was 102.7 MB in the beginning and 300.5 MB in the end (delta: -197.8 MB). Peak memory consumption was 151.7 MB. Max. memory is 8.0 GB. [2020-10-28 21:04:44,900 INFO L168 Benchmark]: TraceAbstraction took 51803.70 ms. Allocated memory was 394.3 MB in the beginning and 648.0 MB in the end (delta: 253.8 MB). Free memory was 299.9 MB in the beginning and 419.9 MB in the end (delta: -120.0 MB). Peak memory consumption was 378.9 MB. Max. memory is 8.0 GB. [2020-10-28 21:04:44,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 160.4 MB. Free memory is still 135.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1840.13 ms. Allocated memory was 160.4 MB in the beginning and 199.2 MB in the end (delta: 38.8 MB). Free memory was 127.3 MB in the beginning and 128.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 354.65 ms. Allocated memory is still 199.2 MB. Free memory was 128.7 MB in the beginning and 102.7 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 7539.50 ms. Allocated memory was 199.2 MB in the beginning and 394.3 MB in the end (delta: 195.0 MB). Free memory was 102.7 MB in the beginning and 300.5 MB in the end (delta: -197.8 MB). Peak memory consumption was 151.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 51803.70 ms. Allocated memory was 394.3 MB in the beginning and 648.0 MB in the end (delta: 253.8 MB). Free memory was 299.9 MB in the beginning and 419.9 MB in the end (delta: -120.0 MB). Peak memory consumption was 378.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 12]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L2600-L2618] static struct physical_voice_info pv_map[18U] = { {0U, 2U, 0U, {0U, 3U, 8U, 11U}}, {1U, 2U, 0U, {1U, 4U, 9U, 12U}}, {2U, 2U, 0U, {2U, 5U, 10U, 13U}}, {3U, 2U, 0U, {8U, 11U, 0U, 0U}}, {4U, 2U, 0U, {9U, 12U, 0U, 0U}}, {5U, 2U, 0U, {10U, 13U, 0U, 0U}}, {6U, 2U, 0U, {16U, 19U, 0U, 0U}}, {7U, 2U, 0U, {17U, 20U, 0U, 0U}}, {8U, 2U, 0U, {18U, 21U, 0U, 0U}}, {0U, 2U, 1U, {0U, 3U, 8U, 11U}}, {1U, 2U, 1U, {1U, 4U, 9U, 12U}}, {2U, 2U, 1U, {2U, 5U, 10U, 13U}}, {3U, 2U, 1U, {8U, 11U, 0U, 0U}}, {4U, 2U, 1U, {9U, 12U, 0U, 0U}}, {5U, 2U, 1U, {10U, 13U, 0U, 0U}}, {6U, 2U, 1U, {16U, 19U, 0U, 0U}}, {7U, 2U, 1U, {17U, 20U, 0U, 0U}}, {8U, 2U, 1U, {18U, 21U, 0U, 0U}}}; [L2619] static struct opl_devinfo *devc = 0; [L2620] static int detected_model ; [L2913-L2945] static char fm_volume_table[128U] = { -64, -48, -40, -35, -32, -29, -27, -26, -24, -23, -21, -20, -19, -18, -18, -17, -16, -15, -15, -14, -13, -13, -12, -12, -11, -11, -10, -10, -10, -9, -9, -8, -8, -8, -7, -7, -7, -6, -6, -6, -5, -5, -5, -5, -4, -4, -4, -4, -3, -3, -3, -3, -2, -2, -2, -2, -2, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8}; [L3676-L5794] static struct synth_operations opl3_operations = {& __this_module, (char *)"OPL", 0, 0, 0, 0, & opl3_open, & opl3_close, & opl3_ioctl, & opl3_kill_note, & opl3_start_note, & opl3_set_instr, & opl3_reset, & opl3_hw_control, & opl3_load_patch, & opl3_aftertouch, & opl3_controller, & opl3_panning, & opl3_volume_method, & opl3_bender, & opl3_alloc_voice, & opl3_setup_voice, 0, {0, 0, 0, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0}, 0, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, {{0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 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[L5901] static int me ; [L5902] static int io = -1; [L5945] int LDV_IN_INTERRUPT ; [L5948] int var_opl3_open_12_p0 ; [L5949] int var_opl3_open_12_p1 ; [L5950] int res_opl3_open_12 ; [L5951] int var_opl3_close_13_p0 ; [L5952] int var_opl3_ioctl_1_p0 ; [L5953] unsigned int var_opl3_ioctl_1_p1 ; [L5954] void *var_opl3_ioctl_1_p2 ; [L5955] int var_opl3_kill_note_3_p0 ; [L5956] int var_opl3_kill_note_3_p1 ; [L5957] int var_opl3_kill_note_3_p2 ; [L5958] int var_opl3_kill_note_3_p3 ; [L5959] int var_opl3_start_note_8_p0 ; [L5960] int var_opl3_start_note_8_p1 ; [L5961] int var_opl3_start_note_8_p2 ; [L5962] int var_opl3_start_note_8_p3 ; [L5963] int var_opl3_set_instr_5_p0 ; [L5964] int var_opl3_set_instr_5_p1 ; [L5965] int var_opl3_set_instr_5_p2 ; [L5966] int var_opl3_reset_11_p0 ; [L5967] int var_opl3_hw_control_14_p0 ; [L5968] unsigned char *var_opl3_hw_control_14_p1 ; [L5969] int var_opl3_load_patch_15_p0 ; [L5970] int var_opl3_load_patch_15_p1 ; [L5971] char const *var_opl3_load_patch_15_p2 ; [L5972] int var_opl3_load_patch_15_p3 ; [L5973] int var_opl3_load_patch_15_p4 ; [L5974] int var_opl3_load_patch_15_p5 ; [L5975] int var_opl3_aftertouch_18_p0 ; [L5976] int var_opl3_aftertouch_18_p1 ; [L5977] int var_opl3_aftertouch_18_p2 ; [L5978] int var_opl3_controller_20_p0 ; [L5979] int var_opl3_controller_20_p1 ; [L5980] int var_opl3_controller_20_p2 ; [L5981] int var_opl3_controller_20_p3 ; [L5982] int var_opl3_panning_16_p0 ; [L5983] int var_opl3_panning_16_p1 ; [L5984] int var_opl3_panning_16_p2 ; [L5985] int var_opl3_volume_method_17_p0 ; [L5986] int var_opl3_volume_method_17_p1 ; [L5987] int var_opl3_bender_21_p0 ; [L5988] int var_opl3_bender_21_p1 ; [L5989] int var_opl3_bender_21_p2 ; [L5990] int var_opl3_alloc_voice_22_p0 ; [L5991] int var_opl3_alloc_voice_22_p1 ; [L5992] int var_opl3_alloc_voice_22_p2 ; [L5993] struct voice_alloc_info *var_opl3_alloc_voice_22_p3 ; [L5994] int var_opl3_setup_voice_23_p0 ; [L5995] int var_opl3_setup_voice_23_p1 ; [L5996] int var_opl3_setup_voice_23_p2 ; [L5997] int ldv_s_opl3_operations_synth_operations ; [L5998] int tmp ; [L5999] int tmp___0 ; [L6000] int tmp___1 ; [L6002] ldv_s_opl3_operations_synth_operations = 0 [L6003] LDV_IN_INTERRUPT = 1 [L6004] FCALL ldv_initialize() [L6005] FCALL ldv_handler_precall() [L6006] CALL, EXPR init_opl3() [L5905] int tmp ; [L5908] COND FALSE !(io != -1) [L5917] return (0); [L6006] RET, EXPR init_opl3() [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 [L6013] tmp___0 = __VERIFIER_nondet_int() [L6015] case 0: [L6028] case 1: [L6036] case 2: [L6040] case 3: [L6045] case 4: [L6050] case 5: [L6054] case 6: [L6058] case 7: [L6062] case 8: [L6063] FCALL ldv_handler_precall() [L6064-L6065] CALL opl3_load_patch(var_opl3_load_patch_15_p0, var_opl3_load_patch_15_p1, var_opl3_load_patch_15_p2, var_opl3_load_patch_15_p3, var_opl3_load_patch_15_p4, var_opl3_load_patch_15_p5) [L3367] struct sbi_instrument ins ; [L3368] unsigned long tmp ; [L3369] int tmp___0 ; [L3371] COND FALSE !((unsigned int )count <= 39U) [L3376-L3377] CALL ldv_copy_from_user_7((void *)(& ins) + (unsigned long )offs, (void const *)addr + (unsigned long )offs, 40UL - (unsigned long )offs) [L6158] unsigned long tmp ; [L6160] CALL ldv_check_len((long )n) [L6213] COND FALSE !(n >= 0L) [L6215] CALL ldv_error() [L6170] CALL reach_error() [L12] COND FALSE !(0) [L12] __assert_fail ("0", "m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.c", 3, __extension__ __PRETTY_FUNCTION__) - StatisticsResult: Ultimate Automizer benchmark data CFG has 75 procedures, 809 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 51.6s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 41.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 911 SDtfs, 832 SDslu, 2543 SDs, 0 SdLazy, 3291 SolverSat, 593 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=782occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 1 MinimizatonAttempts, 136 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 10920 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...