./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-16 22:55:21,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 22:55:21,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 22:55:21,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 22:55:21,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 22:55:21,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 22:55:21,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 22:55:21,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 22:55:21,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 22:55:21,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 22:55:21,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 22:55:21,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 22:55:21,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 22:55:21,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 22:55:21,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 22:55:21,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 22:55:21,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 22:55:21,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 22:55:21,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 22:55:21,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 22:55:21,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 22:55:21,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 22:55:21,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 22:55:21,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 22:55:21,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 22:55:21,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 22:55:21,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 22:55:21,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 22:55:21,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 22:55:21,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 22:55:21,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 22:55:21,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 22:55:21,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 22:55:21,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 22:55:21,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 22:55:21,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 22:55:21,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 22:55:21,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 22:55:21,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 22:55:21,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 22:55:21,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 22:55:21,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 22:55:21,857 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 22:55:21,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 22:55:21,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 22:55:21,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 22:55:21,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 22:55:21,859 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 22:55:21,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 22:55:21,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 22:55:21,860 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 22:55:21,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 22:55:21,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 22:55:21,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 22:55:21,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 22:55:21,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 22:55:21,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 22:55:21,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 22:55:21,862 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 22:55:21,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 22:55:21,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 22:55:21,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 22:55:21,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 22:55:21,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:55:21,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 22:55:21,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 22:55:21,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 22:55:21,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 22:55:21,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 22:55:21,864 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 22:55:21,864 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 22:55:21,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 22:55:21,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 22:55:21,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-11-16 22:55:22,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 22:55:22,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 22:55:22,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 22:55:22,093 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 22:55:22,094 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 22:55:22,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-16 22:55:22,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd7738ab/d8e2561a20274be7893d33016a623e4c/FLAG66bc299c2 [2021-11-16 22:55:22,801 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 22:55:22,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-16 22:55:22,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd7738ab/d8e2561a20274be7893d33016a623e4c/FLAG66bc299c2 [2021-11-16 22:55:22,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd7738ab/d8e2561a20274be7893d33016a623e4c [2021-11-16 22:55:22,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 22:55:22,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 22:55:22,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 22:55:22,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 22:55:22,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 22:55:22,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:55:22" (1/1) ... [2021-11-16 22:55:22,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c25ced9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:22, skipping insertion in model container [2021-11-16 22:55:22,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:55:22" (1/1) ... [2021-11-16 22:55:22,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 22:55:23,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 22:55:23,835 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/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-11-16 22:55:23,872 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:55:23,964 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 22:55:24,089 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/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-11-16 22:55:24,095 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:55:24,229 INFO L208 MainTranslator]: Completed translation [2021-11-16 22:55:24,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24 WrapperNode [2021-11-16 22:55:24,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 22:55:24,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 22:55:24,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 22:55:24,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 22:55:24,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,462 INFO L137 Inliner]: procedures = 101, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4164 [2021-11-16 22:55:24,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 22:55:24,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 22:55:24,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 22:55:24,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 22:55:24,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 22:55:24,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 22:55:24,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 22:55:24,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 22:55:24,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (1/1) ... [2021-11-16 22:55:24,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:55:24,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 22:55:24,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-16 22:55:24,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-16 22:55:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-11-16 22:55:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-11-16 22:55:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-16 22:55:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-16 22:55:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-16 22:55:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-11-16 22:55:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-11-16 22:55:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-16 22:55:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-16 22:55:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 22:55:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-11-16 22:55:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-11-16 22:55:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-16 22:55:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-16 22:55:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 22:55:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 22:55:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-11-16 22:55:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-11-16 22:55:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-16 22:55:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-16 22:55:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-16 22:55:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-16 22:55:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-11-16 22:55:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-11-16 22:55:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 22:55:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-11-16 22:55:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-11-16 22:55:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-11-16 22:55:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-11-16 22:55:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-16 22:55:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-16 22:55:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 22:55:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 22:55:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-11-16 22:55:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-11-16 22:55:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-16 22:55:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-16 22:55:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 22:55:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 22:55:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 22:55:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-11-16 22:55:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-11-16 22:55:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 22:55:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 22:55:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-16 22:55:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-16 22:55:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-11-16 22:55:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-11-16 22:55:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-11-16 22:55:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-11-16 22:55:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-16 22:55:24,825 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-16 22:55:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-16 22:55:24,825 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-16 22:55:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 22:55:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-16 22:55:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-16 22:55:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-11-16 22:55:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-11-16 22:55:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-16 22:55:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-16 22:55:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-16 22:55:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 22:55:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 22:55:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-11-16 22:55:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-11-16 22:55:25,120 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 22:55:25,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 22:55:29,144 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 22:55:29,154 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 22:55:29,157 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-16 22:55:29,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:55:29 BoogieIcfgContainer [2021-11-16 22:55:29,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 22:55:29,162 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 22:55:29,162 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 22:55:29,165 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 22:55:29,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:55:22" (1/3) ... [2021-11-16 22:55:29,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e66637b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:55:29, skipping insertion in model container [2021-11-16 22:55:29,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:55:24" (2/3) ... [2021-11-16 22:55:29,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e66637b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:55:29, skipping insertion in model container [2021-11-16 22:55:29,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:55:29" (3/3) ... [2021-11-16 22:55:29,168 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-16 22:55:29,172 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 22:55:29,172 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 22:55:29,213 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 22:55:29,219 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 22:55:29,219 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 22:55:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand has 653 states, 474 states have (on average 1.409282700421941) internal successors, (668), 488 states have internal predecessors, (668), 152 states have call successors, (152), 25 states have call predecessors, (152), 25 states have return successors, (152), 148 states have call predecessors, (152), 152 states have call successors, (152) [2021-11-16 22:55:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-16 22:55:29,250 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:55:29,251 INFO L514 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] [2021-11-16 22:55:29,251 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:55:29,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:55:29,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1735898805, now seen corresponding path program 1 times [2021-11-16 22:55:29,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:55:29,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090729377] [2021-11-16 22:55:29,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:55:29,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:55:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:55:29,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-16 22:55:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:55:29,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 22:55:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:55:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-16 22:55:29,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:55:29,967 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090729377] [2021-11-16 22:55:29,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090729377] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:55:29,968 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:55:29,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-16 22:55:29,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261710033] [2021-11-16 22:55:29,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:55:29,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 22:55:30,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:55:30,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 22:55:30,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-16 22:55:30,030 INFO L87 Difference]: Start difference. First operand has 653 states, 474 states have (on average 1.409282700421941) internal successors, (668), 488 states have internal predecessors, (668), 152 states have call successors, (152), 25 states have call predecessors, (152), 25 states have return successors, (152), 148 states have call predecessors, (152), 152 states have call successors, (152) Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-16 22:55:30,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:55:30,359 INFO L93 Difference]: Finished difference Result 1324 states and 1986 transitions. [2021-11-16 22:55:30,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 22:55:30,363 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2021-11-16 22:55:30,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:55:30,385 INFO L225 Difference]: With dead ends: 1324 [2021-11-16 22:55:30,385 INFO L226 Difference]: Without dead ends: 661 [2021-11-16 22:55:30,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-16 22:55:30,402 INFO L933 BasicCegarLoop]: 981 mSDtfsCounter, 39 mSDsluCounter, 3881 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 4862 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 22:55:30,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 4862 Invalid, 57 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 22:55:30,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-11-16 22:55:30,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 661. [2021-11-16 22:55:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 661 states, 477 states have (on average 1.389937106918239) internal successors, (663), 490 states have internal predecessors, (663), 156 states have call successors, (156), 27 states have call predecessors, (156), 27 states have return successors, (156), 152 states have call predecessors, (156), 156 states have call successors, (156) [2021-11-16 22:55:30,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 975 transitions. [2021-11-16 22:55:30,520 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 975 transitions. Word has length 28 [2021-11-16 22:55:30,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:55:30,520 INFO L470 AbstractCegarLoop]: Abstraction has 661 states and 975 transitions. [2021-11-16 22:55:30,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-16 22:55:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 975 transitions. [2021-11-16 22:55:30,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-16 22:55:30,529 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:55:30,529 INFO L514 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] [2021-11-16 22:55:30,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-16 22:55:30,530 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:55:30,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:55:30,532 INFO L85 PathProgramCache]: Analyzing trace with hash -137674439, now seen corresponding path program 1 times [2021-11-16 22:55:30,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:55:30,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429193852] [2021-11-16 22:55:30,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:55:30,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:55:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:55:31,073 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-16 22:55:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:55:31,510 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-16 22:55:31,511 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-16 22:55:31,512 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 22:55:31,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-16 22:55:31,516 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-16 22:55:31,519 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 22:55:31,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:55:31 BoogieIcfgContainer [2021-11-16 22:55:31,616 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 22:55:31,617 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 22:55:31,617 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 22:55:31,618 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 22:55:31,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:55:29" (3/4) ... [2021-11-16 22:55:31,620 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-16 22:55:31,788 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-16 22:55:31,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 22:55:31,789 INFO L158 Benchmark]: Toolchain (without parser) took 8846.48ms. Allocated memory was 109.1MB in the beginning and 450.9MB in the end (delta: 341.8MB). Free memory was 71.0MB in the beginning and 325.9MB in the end (delta: -254.9MB). Peak memory consumption was 303.2MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,789 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:55:31,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1286.44ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 71.0MB in the beginning and 84.2MB in the end (delta: -13.2MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,790 INFO L158 Benchmark]: Boogie Procedure Inliner took 230.76ms. Allocated memory was 144.7MB in the beginning and 251.7MB in the end (delta: 107.0MB). Free memory was 84.2MB in the beginning and 188.0MB in the end (delta: -103.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,790 INFO L158 Benchmark]: Boogie Preprocessor took 283.82ms. Allocated memory is still 251.7MB. Free memory was 188.0MB in the beginning and 163.9MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,791 INFO L158 Benchmark]: RCFGBuilder took 4412.09ms. Allocated memory was 251.7MB in the beginning and 450.9MB in the end (delta: 199.2MB). Free memory was 163.9MB in the beginning and 157.0MB in the end (delta: 6.9MB). Peak memory consumption was 212.4MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,791 INFO L158 Benchmark]: TraceAbstraction took 2453.66ms. Allocated memory is still 450.9MB. Free memory was 156.0MB in the beginning and 110.8MB in the end (delta: 45.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,791 INFO L158 Benchmark]: Witness Printer took 171.01ms. Allocated memory is still 450.9MB. Free memory was 110.8MB in the beginning and 325.9MB in the end (delta: -215.1MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2021-11-16 22:55:31,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1286.44ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 71.0MB in the beginning and 84.2MB in the end (delta: -13.2MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 230.76ms. Allocated memory was 144.7MB in the beginning and 251.7MB in the end (delta: 107.0MB). Free memory was 84.2MB in the beginning and 188.0MB in the end (delta: -103.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 283.82ms. Allocated memory is still 251.7MB. Free memory was 188.0MB in the beginning and 163.9MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4412.09ms. Allocated memory was 251.7MB in the beginning and 450.9MB in the end (delta: 199.2MB). Free memory was 163.9MB in the beginning and 157.0MB in the end (delta: 6.9MB). Peak memory consumption was 212.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2453.66ms. Allocated memory is still 450.9MB. Free memory was 156.0MB in the beginning and 110.8MB in the end (delta: 45.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Witness Printer took 171.01ms. Allocated memory is still 450.9MB. Free memory was 110.8MB in the beginning and 325.9MB in the end (delta: -215.1MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 6170]: a call to reach_error is reachable a call to reach_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, 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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, (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, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}; [L5901] static int me ; [L5902] static int io = -1; [L5945] int LDV_IN_INTERRUPT ; VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=0, me=0, opl3_operations={146:0}, pv_map={145:0}] [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() VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={146:0}, pv_map={145:0}] [L6006] CALL, EXPR init_opl3() [L5905] int tmp ; [L5908] COND FALSE !(io != -1) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={146:0}, pv_map={145:0}] [L5917] return (0); VAL [\result=0, __this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={146:0}, pv_map={145:0}] [L6006] RET, EXPR init_opl3() [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={146:0}, pv_map={145:0}, tmp=0] [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={146:0}, pv_map={145:0}, tmp=0, tmp___1=-22] [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: VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={146:0}, pv_map={145:0}, tmp=0, tmp___0=8, tmp___1=-22] [L6063] FCALL ldv_handler_precall() VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={146:0}, pv_map={145:0}, tmp=0, tmp___0=8, tmp___1=-22] [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 ; VAL [\old(count)=4294967336, \old(dev)=27670116110564327426, \old(format)=27670116110564327430, \old(offs)=27670116110564327424, \old(pmgr_flag)=27670116110564327427, __this_module={27670116110564327429:27670116110564327425}, addr={27670116110564327428:9223372036854775808}, addr={27670116110564327428:9223372036854775808}, count=4294967336, detected_model=0, dev=27670116110564327426, devc={0:0}, fm_volume_table={139:0}, format=27670116110564327430, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=27670116110564327424, opl3_operations={146:0}, pmgr_flag=27670116110564327427, pv_map={145:0}] [L3371] COND FALSE !((unsigned int )count <= 39U) VAL [\old(count)=4294967336, \old(dev)=27670116110564327426, \old(format)=27670116110564327430, \old(offs)=27670116110564327424, \old(pmgr_flag)=27670116110564327427, __this_module={27670116110564327429:27670116110564327425}, addr={27670116110564327428:9223372036854775808}, addr={27670116110564327428:9223372036854775808}, count=4294967336, detected_model=0, dev=27670116110564327426, devc={0:0}, fm_volume_table={139:0}, format=27670116110564327430, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=27670116110564327424, opl3_operations={146:0}, pmgr_flag=27670116110564327427, pv_map={145:0}] [L3376-L3377] CALL ldv_copy_from_user_7((void *)(& ins) + (unsigned long )offs, (void const *)addr + (unsigned long )offs, 40UL - (unsigned long )offs) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={146:0}, pv_map={145:0}] [L6158] unsigned long tmp ; VAL [\old(n)=-27670116110564327384, __this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, from={27670116110564327428:0}, from={27670116110564327428:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, n=-27670116110564327384, opl3_operations={146:0}, pv_map={145:0}, to={131:-9223372036854775808}, to={131:-9223372036854775808}] [L6160] CALL ldv_check_len((long )n) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={146:0}, pv_map={145:0}] [L6213] COND FALSE !(n >= 0L) [L6215] CALL ldv_error() [L6170] reach_error() VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={139:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={146:0}, pv_map={145:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 653 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 4862 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3881 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 981 mSDtfsCounter, 38 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=661occurred in iteration=1, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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! [2021-11-16 22:55:31,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE