./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 ff03de63 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 0.2.2-dev-ff03de6 [2021-12-21 15:56:45,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:56:45,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:56:45,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:56:45,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:56:45,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:56:45,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:56:45,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:56:45,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:56:45,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:56:45,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:56:45,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:56:45,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:56:45,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:56:45,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:56:45,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:56:45,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:56:45,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:56:45,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:56:45,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:56:45,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:56:45,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:56:45,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:56:45,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:56:45,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:56:45,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:56:45,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:56:45,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:56:45,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:56:45,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:56:45,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:56:45,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:56:45,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:56:45,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:56:45,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:56:45,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:56:45,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:56:45,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:56:45,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:56:45,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:56:45,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:56:45,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 15:56:45,398 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:56:45,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:56:45,401 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:56:45,401 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:56:45,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:56:45,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:56:45,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:56:45,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:56:45,403 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:56:45,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:56:45,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:56:45,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:56:45,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:56:45,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:56:45,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:56:45,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:56:45,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:56:45,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:56:45,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:56:45,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:56:45,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:56:45,406 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:56:45,406 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:56:45,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:56:45,406 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:56:45,406 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-12-21 15:56:45,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:56:45,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:56:45,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:56:45,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:56:45,615 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:56:45,616 INFO L432 ainManager$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 [2021-12-21 15:56:45,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d28a14ae/af6c96ed7c6c414b8b9d0f1108c3ce9a/FLAGfefd6d789 [2021-12-21 15:56:46,191 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:56:46,192 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 [2021-12-21 15:56:46,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d28a14ae/af6c96ed7c6c414b8b9d0f1108c3ce9a/FLAGfefd6d789 [2021-12-21 15:56:46,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d28a14ae/af6c96ed7c6c414b8b9d0f1108c3ce9a [2021-12-21 15:56:46,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:56:46,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:56:46,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:56:46,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:56:46,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:56:46,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:56:46" (1/1) ... [2021-12-21 15:56:46,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f8163a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:46, skipping insertion in model container [2021-12-21 15:56:46,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:56:46" (1/1) ... [2021-12-21 15:56:46,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:56:46,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:56:47,420 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] [2021-12-21 15:56:47,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:56:47,475 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:56:47,589 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] [2021-12-21 15:56:47,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:56:47,675 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:56:47,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47 WrapperNode [2021-12-21 15:56:47,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:56:47,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:56:47,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:56:47,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:56:47,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:47,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:47,836 INFO L137 Inliner]: procedures = 101, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4167 [2021-12-21 15:56:47,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:56:47,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:56:47,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:56:47,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:56:47,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:47,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:47,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:47,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:48,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:48,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:48,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:48,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:56:48,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:56:48,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:56:48,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:56:48,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (1/1) ... [2021-12-21 15:56:48,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:56:48,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:56:48,076 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) [2021-12-21 15:56:48,120 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 [2021-12-21 15:56:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-12-21 15:56:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-12-21 15:56:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 15:56:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-21 15:56:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-21 15:56:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-12-21 15:56:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-12-21 15:56:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 15:56:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 15:56:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 15:56:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-12-21 15:56:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-12-21 15:56:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 15:56:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 15:56:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 15:56:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 15:56:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-12-21 15:56:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-12-21 15:56:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-21 15:56:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-21 15:56:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 15:56:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 15:56:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-12-21 15:56:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-12-21 15:56:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:56:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-12-21 15:56:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-12-21 15:56:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-12-21 15:56:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-12-21 15:56:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 15:56:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 15:56:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 15:56:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:56:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-12-21 15:56:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-12-21 15:56:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 15:56:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 15:56:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 15:56:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:56:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 15:56:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-12-21 15:56:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-12-21 15:56:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:56:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 15:56:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 15:56:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 15:56:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-12-21 15:56:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-12-21 15:56:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-12-21 15:56:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-12-21 15:56:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-21 15:56:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-21 15:56:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-21 15:56:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-21 15:56:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:56:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-21 15:56:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-21 15:56:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-12-21 15:56:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-12-21 15:56:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-21 15:56:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-21 15:56:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 15:56:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:56:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:56:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-12-21 15:56:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-12-21 15:56:48,409 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:56:48,410 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:56:51,268 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:56:51,276 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:56:51,277 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-21 15:56:51,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:56:51 BoogieIcfgContainer [2021-12-21 15:56:51,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:56:51,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:56:51,280 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:56:51,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:56:51,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:56:46" (1/3) ... [2021-12-21 15:56:51,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d349d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:56:51, skipping insertion in model container [2021-12-21 15:56:51,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:56:47" (2/3) ... [2021-12-21 15:56:51,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d349d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:56:51, skipping insertion in model container [2021-12-21 15:56:51,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:56:51" (3/3) ... [2021-12-21 15:56:51,284 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-21 15:56:51,288 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:56:51,288 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 15:56:51,319 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:56:51,324 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 [2021-12-21 15:56:51,324 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 15:56:51,343 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) [2021-12-21 15:56:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-21 15:56:51,349 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:56:51,350 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] [2021-12-21 15:56:51,350 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:56:51,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:56:51,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1735898805, now seen corresponding path program 1 times [2021-12-21 15:56:51,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:56:51,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952405708] [2021-12-21 15:56:51,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:56:51,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:56:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:56:51,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 15:56:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:56:51,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 15:56:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:56:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-21 15:56:51,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:56:51,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952405708] [2021-12-21 15:56:51,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952405708] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:56:51,875 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:56:51,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:56:51,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674783129] [2021-12-21 15:56:51,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:56:51,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:56:51,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:56:51,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:56:51,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:56:51,898 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) [2021-12-21 15:56:52,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:56:52,116 INFO L93 Difference]: Finished difference Result 1324 states and 1986 transitions. [2021-12-21 15:56:52,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 15:56:52,126 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 [2021-12-21 15:56:52,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:56:52,143 INFO L225 Difference]: With dead ends: 1324 [2021-12-21 15:56:52,144 INFO L226 Difference]: Without dead ends: 661 [2021-12-21 15:56:52,152 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 [2021-12-21 15:56:52,156 INFO L933 BasicCegarLoop]: 981 mSDtfsCounter, 39 mSDsluCounter, 3881 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 4862 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 15:56:52,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 4862 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 15:56:52,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-12-21 15:56:52,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 661. [2021-12-21 15:56:52,219 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) [2021-12-21 15:56:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 975 transitions. [2021-12-21 15:56:52,225 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 975 transitions. Word has length 28 [2021-12-21 15:56:52,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:56:52,226 INFO L470 AbstractCegarLoop]: Abstraction has 661 states and 975 transitions. [2021-12-21 15:56:52,226 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) [2021-12-21 15:56:52,226 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 975 transitions. [2021-12-21 15:56:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-21 15:56:52,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:56:52,229 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] [2021-12-21 15:56:52,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 15:56:52,229 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:56:52,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:56:52,230 INFO L85 PathProgramCache]: Analyzing trace with hash -137674439, now seen corresponding path program 1 times [2021-12-21 15:56:52,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:56:52,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110618693] [2021-12-21 15:56:52,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:56:52,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:56:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:56:52,564 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:56:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:56:52,935 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:56:52,936 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:56:52,937 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 15:56:52,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 15:56:52,941 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 15:56:52,943 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 15:56:53,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 03:56:53 BoogieIcfgContainer [2021-12-21 15:56:53,028 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 15:56:53,028 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 15:56:53,028 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 15:56:53,029 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 15:56:53,029 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:56:51" (3/4) ... [2021-12-21 15:56:53,030 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-21 15:56:53,178 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 15:56:53,178 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 15:56:53,179 INFO L158 Benchmark]: Toolchain (without parser) took 6478.15ms. Allocated memory was 96.5MB in the beginning and 404.8MB in the end (delta: 308.3MB). Free memory was 56.5MB in the beginning and 223.5MB in the end (delta: -167.0MB). Peak memory consumption was 140.4MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,179 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:56:53,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 972.59ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 56.1MB in the beginning and 72.7MB in the end (delta: -16.5MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.52ms. Allocated memory is still 127.9MB. Free memory was 72.7MB in the beginning and 63.9MB in the end (delta: 8.8MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,180 INFO L158 Benchmark]: Boogie Preprocessor took 208.15ms. Allocated memory is still 127.9MB. Free memory was 63.9MB in the beginning and 55.3MB in the end (delta: 8.6MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,180 INFO L158 Benchmark]: RCFGBuilder took 3225.08ms. Allocated memory was 127.9MB in the beginning and 404.8MB in the end (delta: 276.8MB). Free memory was 55.3MB in the beginning and 125.0MB in the end (delta: -69.7MB). Peak memory consumption was 211.9MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,180 INFO L158 Benchmark]: TraceAbstraction took 1747.97ms. Allocated memory is still 404.8MB. Free memory was 124.0MB in the beginning and 269.6MB in the end (delta: -145.6MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,180 INFO L158 Benchmark]: Witness Printer took 150.00ms. Allocated memory is still 404.8MB. Free memory was 269.6MB in the beginning and 223.5MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-12-21 15:56:53,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 972.59ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 56.1MB in the beginning and 72.7MB in the end (delta: -16.5MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.52ms. Allocated memory is still 127.9MB. Free memory was 72.7MB in the beginning and 63.9MB in the end (delta: 8.8MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.15ms. Allocated memory is still 127.9MB. Free memory was 63.9MB in the beginning and 55.3MB in the end (delta: 8.6MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3225.08ms. Allocated memory was 127.9MB in the beginning and 404.8MB in the end (delta: 276.8MB). Free memory was 55.3MB in the beginning and 125.0MB in the end (delta: -69.7MB). Peak memory consumption was 211.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1747.97ms. Allocated memory is still 404.8MB. Free memory was 124.0MB in the beginning and 269.6MB in the end (delta: -145.6MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Witness Printer took 150.00ms. Allocated memory is still 404.8MB. Free memory was 269.6MB in the beginning and 223.5MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. 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={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=0, me=0, opl3_operations={26:0}, pv_map={24:0}] [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={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6006] CALL, EXPR init_opl3() [L5905] int tmp ; [L5908] COND FALSE !(io != -1) VAL [__this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L5917] return (0); VAL [\result=0, __this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6006] RET, EXPR init_opl3() [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) VAL [__this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0] [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 VAL [__this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0, tmp___1=1] [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={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0, tmp___0=8, tmp___1=1] [L6063] FCALL ldv_handler_precall() VAL [__this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0, tmp___0=8, tmp___1=1] [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)=18446744073709551597, \old(format)=18446744073709551600, \old(offs)=-18446744073709551554, \old(pmgr_flag)=18446744073709551596, __this_module={18446744073709551599:18446744073709551595}, addr={18446744073709551598:-62}, addr={18446744073709551598:-62}, count=4294967336, detected_model=0, dev=18446744073709551597, devc={0:0}, fm_volume_table={25:0}, format=18446744073709551600, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=-18446744073709551554, opl3_operations={26:0}, pmgr_flag=18446744073709551596, pv_map={24:0}] [L3371] COND FALSE !((unsigned int )count <= 39U) VAL [\old(count)=4294967336, \old(dev)=18446744073709551597, \old(format)=18446744073709551600, \old(offs)=-18446744073709551554, \old(pmgr_flag)=18446744073709551596, __this_module={18446744073709551599:18446744073709551595}, addr={18446744073709551598:-62}, addr={18446744073709551598:-62}, count=4294967336, detected_model=0, dev=18446744073709551597, devc={0:0}, fm_volume_table={25:0}, format=18446744073709551600, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=-18446744073709551554, opl3_operations={26:0}, pmgr_flag=18446744073709551596, pv_map={24:0}] [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={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6158] unsigned long tmp ; VAL [\old(n)=18446744073709551594, __this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, from={18446744073709551598:0}, from={18446744073709551598:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, n=18446744073709551594, opl3_operations={26:0}, pv_map={24:0}, to={131:62}, to={131:62}] [L6160] CALL ldv_check_len((long )n) VAL [__this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6213] COND FALSE !(n >= 0L) [L6215] CALL ldv_error() [L6170] reach_error() VAL [__this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 653 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, 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, 0.1s 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, 0.0s 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, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 48 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! [2021-12-21 15:56:53,256 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