./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be --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 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:17:47,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:17:47,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:17:47,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:17:47,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:17:47,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:17:47,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:17:47,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:17:47,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:17:47,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:17:47,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:17:47,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:17:47,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:17:47,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:17:47,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:17:47,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:17:47,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:17:47,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:17:47,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:17:47,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:17:47,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:17:47,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:17:47,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:17:47,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:17:47,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:17:47,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:17:47,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:17:47,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:17:47,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:17:47,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:17:47,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:17:47,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:17:47,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:17:47,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:17:47,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:17:47,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:17:47,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:17:47,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:17:47,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:17:47,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:17:47,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:17:47,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-21 19:17:47,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:17:47,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:17:47,497 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:17:47,497 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:17:47,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:17:47,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:17:47,504 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:17:47,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:17:47,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:17:47,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:17:47,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:17:47,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:17:47,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:17:47,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:17:47,507 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:17:47,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:17:47,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:17:47,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:17:47,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:17:47,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:17:47,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:17:47,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:17:47,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:17:47,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:17:47,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:17:47,509 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:17:47,509 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:17:47,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:17:47,509 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:17:47,511 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 [2021-10-21 19:17:47,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:17:47,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:17:47,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:17:47,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:17:47,800 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:17:47,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-10-21 19:17:47,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/data/77f471641/a6b981da400f4b3ca596f165574a5c59/FLAG24414bcec [2021-10-21 19:17:48,757 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:17:48,758 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-10-21 19:17:48,801 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/data/77f471641/a6b981da400f4b3ca596f165574a5c59/FLAG24414bcec [2021-10-21 19:17:49,324 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/data/77f471641/a6b981da400f4b3ca596f165574a5c59 [2021-10-21 19:17:49,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:17:49,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:17:49,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:17:49,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:17:49,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:17:49,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:17:49" (1/1) ... [2021-10-21 19:17:49,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b144258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:49, skipping insertion in model container [2021-10-21 19:17:49,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:17:49" (1/1) ... [2021-10-21 19:17:49,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:17:49,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:17:49,964 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-10-21 19:17:50,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:17:50,534 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:17:50,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-10-21 19:17:50,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:17:50,913 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:17:50,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50 WrapperNode [2021-10-21 19:17:50,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:17:50,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:17:50,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:17:50,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:17:50,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:51,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:51,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:17:51,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:17:51,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:17:51,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:17:51,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:51,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:51,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:51,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:52,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:52,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:52,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:52,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:17:52,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:17:52,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:17:52,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:17:52,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (1/1) ... [2021-10-21 19:17:52,454 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:17:52,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:17:52,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:17:52,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:17:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-21 19:17:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-21 19:17:52,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-21 19:17:52,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 19:17:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 19:17:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 19:17:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-21 19:17:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:17:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-21 19:17:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:17:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-21 19:17:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:17:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-21 19:17:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:17:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:18:04,527 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:18:04,527 INFO L299 CfgBuilder]: Removed 2415 assume(true) statements. [2021-10-21 19:18:04,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:18:04 BoogieIcfgContainer [2021-10-21 19:18:04,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:18:04,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:18:04,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:18:04,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:18:04,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:17:49" (1/3) ... [2021-10-21 19:18:04,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2f61ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:18:04, skipping insertion in model container [2021-10-21 19:18:04,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:50" (2/3) ... [2021-10-21 19:18:04,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2f61ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:18:04, skipping insertion in model container [2021-10-21 19:18:04,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:18:04" (3/3) ... [2021-10-21 19:18:04,541 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-10-21 19:18:04,546 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:18:04,547 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-10-21 19:18:04,609 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:18:04,615 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 [2021-10-21 19:18:04,615 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-10-21 19:18:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 2786 states, 2771 states have (on average 1.438469866474197) internal successors, (3986), 2785 states have internal predecessors, (3986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-21 19:18:04,760 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:18:04,760 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:18:04,761 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-21 19:18:04,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:18:04,769 INFO L82 PathProgramCache]: Analyzing trace with hash -905587788, now seen corresponding path program 1 times [2021-10-21 19:18:04,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:18:04,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466407654] [2021-10-21 19:18:04,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:18:04,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:18:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:18:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:18:05,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:18:05,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466407654] [2021-10-21 19:18:05,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466407654] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:18:05,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:18:05,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:18:05,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521246291] [2021-10-21 19:18:05,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:18:05,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:18:05,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:18:05,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:18:05,671 INFO L87 Difference]: Start difference. First operand has 2786 states, 2771 states have (on average 1.438469866474197) internal successors, (3986), 2785 states have internal predecessors, (3986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:06,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:18:06,198 INFO L93 Difference]: Finished difference Result 5797 states and 8286 transitions. [2021-10-21 19:18:06,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:18:06,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-21 19:18:06,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:18:06,238 INFO L225 Difference]: With dead ends: 5797 [2021-10-21 19:18:06,239 INFO L226 Difference]: Without dead ends: 2987 [2021-10-21 19:18:06,252 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:18:06,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2987 states. [2021-10-21 19:18:06,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2987 to 2987. [2021-10-21 19:18:06,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2973 states have (on average 1.422132526067945) internal successors, (4228), 2986 states have internal predecessors, (4228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:06,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 4228 transitions. [2021-10-21 19:18:06,443 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 4228 transitions. Word has length 23 [2021-10-21 19:18:06,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:18:06,443 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 4228 transitions. [2021-10-21 19:18:06,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 4228 transitions. [2021-10-21 19:18:06,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-21 19:18:06,453 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:18:06,453 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:18:06,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:18:06,456 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-21 19:18:06,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:18:06,459 INFO L82 PathProgramCache]: Analyzing trace with hash -242278306, now seen corresponding path program 1 times [2021-10-21 19:18:06,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:18:06,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824942734] [2021-10-21 19:18:06,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:18:06,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:18:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:18:06,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-21 19:18:06,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:18:06,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824942734] [2021-10-21 19:18:06,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824942734] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:18:06,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:18:06,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:18:06,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991301789] [2021-10-21 19:18:06,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:18:06,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:18:06,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:18:06,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:18:06,960 INFO L87 Difference]: Start difference. First operand 2987 states and 4228 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:07,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:18:07,224 INFO L93 Difference]: Finished difference Result 5755 states and 8175 transitions. [2021-10-21 19:18:07,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:18:07,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-21 19:18:07,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:18:07,260 INFO L225 Difference]: With dead ends: 5755 [2021-10-21 19:18:07,260 INFO L226 Difference]: Without dead ends: 5731 [2021-10-21 19:18:07,263 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:18:07,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5731 states. [2021-10-21 19:18:07,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5731 to 2963. [2021-10-21 19:18:07,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2961 states have (on average 1.419790611279973) internal successors, (4204), 2962 states have internal predecessors, (4204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 4204 transitions. [2021-10-21 19:18:07,395 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 4204 transitions. Word has length 35 [2021-10-21 19:18:07,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:18:07,397 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 4204 transitions. [2021-10-21 19:18:07,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:18:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 4204 transitions. [2021-10-21 19:18:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-21 19:18:07,400 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:18:07,400 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:18:07,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:18:07,401 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-21 19:18:07,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:18:07,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1633730832, now seen corresponding path program 1 times [2021-10-21 19:18:07,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:18:07,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910874963] [2021-10-21 19:18:07,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:18:07,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:18:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:18:10,723 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:18:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:18:13,599 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:18:13,600 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-21 19:18:13,608 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:18:13,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:18:13,622 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:18:13,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:18:13 BoogieIcfgContainer [2021-10-21 19:18:13,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:18:13,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:18:13,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:18:13,838 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:18:13,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:18:04" (3/4) ... [2021-10-21 19:18:13,842 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-21 19:18:14,090 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:18:14,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:18:14,093 INFO L168 Benchmark]: Toolchain (without parser) took 24762.28 ms. Allocated memory was 119.5 MB in the beginning and 1.1 GB in the end (delta: 941.6 MB). Free memory was 80.8 MB in the beginning and 497.7 MB in the end (delta: -416.9 MB). Peak memory consumption was 524.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,093 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 40.1 MB in the beginning and 40.0 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:18:14,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1580.64 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 80.6 MB in the beginning and 94.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 58.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 651.34 ms. Allocated memory is still 153.1 MB. Free memory was 94.4 MB in the beginning and 51.6 MB in the end (delta: 42.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,095 INFO L168 Benchmark]: Boogie Preprocessor took 876.14 ms. Allocated memory was 153.1 MB in the beginning and 304.1 MB in the end (delta: 151.0 MB). Free memory was 51.6 MB in the beginning and 176.5 MB in the end (delta: -124.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,095 INFO L168 Benchmark]: RCFGBuilder took 12087.19 ms. Allocated memory was 304.1 MB in the beginning and 710.9 MB in the end (delta: 406.8 MB). Free memory was 176.5 MB in the beginning and 280.8 MB in the end (delta: -104.4 MB). Peak memory consumption was 303.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,096 INFO L168 Benchmark]: TraceAbstraction took 9302.06 ms. Allocated memory was 710.9 MB in the beginning and 1.1 GB in the end (delta: 350.2 MB). Free memory was 279.8 MB in the beginning and 540.7 MB in the end (delta: -260.9 MB). Peak memory consumption was 131.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,096 INFO L168 Benchmark]: Witness Printer took 253.25 ms. Allocated memory is still 1.1 GB. Free memory was 540.7 MB in the beginning and 497.7 MB in the end (delta: 43.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:18:14,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 40.1 MB in the beginning and 40.0 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1580.64 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 80.6 MB in the beginning and 94.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 58.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 651.34 ms. Allocated memory is still 153.1 MB. Free memory was 94.4 MB in the beginning and 51.6 MB in the end (delta: 42.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 876.14 ms. Allocated memory was 153.1 MB in the beginning and 304.1 MB in the end (delta: 151.0 MB). Free memory was 51.6 MB in the beginning and 176.5 MB in the end (delta: -124.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12087.19 ms. Allocated memory was 304.1 MB in the beginning and 710.9 MB in the end (delta: 406.8 MB). Free memory was 176.5 MB in the beginning and 280.8 MB in the end (delta: -104.4 MB). Peak memory consumption was 303.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9302.06 ms. Allocated memory was 710.9 MB in the beginning and 1.1 GB in the end (delta: 350.2 MB). Free memory was 279.8 MB in the beginning and 540.7 MB in the end (delta: -260.9 MB). Peak memory consumption was 131.2 MB. Max. memory is 16.1 GB. * Witness Printer took 253.25 ms. Allocated memory is still 1.1 GB. Free memory was 540.7 MB in the beginning and 497.7 MB in the end (delta: 43.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 2565]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L2588] int ldv_state_variable_1 ; [L2589] int LDV_IN_INTERRUPT = 1; [L2590] int ref_cnt ; [L2591] int ldv_state_variable_0 ; [L2671-L2689] 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}}}; [L2690] static struct opl_devinfo *devc = (struct opl_devinfo *)0; [L2691] static int detected_model ; [L2984-L3016] static char fm_volume_table[128U] = { -64, -48, -40, -35, -32, -29, -27, -26, -24, -23, -21, -20, -19, -18, -18, -17, -16, -15, -15, -14, -13, -13, -12, -12, -11, -11, -10, -10, -10, -9, -9, -8, -8, -8, -7, -7, -7, -6, -6, -6, -5, -5, -5, -5, -4, -4, -4, -4, -3, -3, -3, -3, -2, -2, -2, -2, -2, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8}; [L3747-L4797] static struct synth_operations opl3_operations = {& __this_module, (char *)"OPL", (struct synth_info *)0, 0, 0, 0, & opl3_open, & opl3_close, & opl3_ioctl, & opl3_kill_note, & opl3_start_note, & opl3_set_instr, & opl3_reset, & opl3_hw_control, & opl3_load_patch, & opl3_aftertouch, & opl3_controller, & opl3_panning, & opl3_volume_method, & opl3_bender, & opl3_alloc_voice, & opl3_setup_voice, 0, {0, 0, 0, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0}, 0, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, {{0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (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 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(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, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned 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(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, (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, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned 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char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}}, {0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (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, (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, (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, {(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, (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}; [L4904] static int me ; [L4905] static int io = -1; [L4943] int ldv_retval_0 ; [L4944] int ldv_retval_1 ; VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L4949] int ldvarg18 ; [L4950] int tmp ; [L4951] int ldvarg11 ; [L4952] int tmp___0 ; [L4953] int ldvarg32 ; [L4954] int tmp___1 ; [L4955] int ldvarg7 ; [L4956] int tmp___2 ; [L4957] unsigned char *ldvarg23 ; [L4958] void *tmp___3 ; [L4959] int ldvarg43 ; [L4960] int tmp___4 ; [L4961] int ldvarg42 ; [L4962] int tmp___5 ; [L4963] int ldvarg12 ; [L4964] int tmp___6 ; [L4965] int ldvarg46 ; [L4966] int tmp___7 ; [L4967] int ldvarg1 ; [L4968] int tmp___8 ; [L4969] int ldvarg37 ; [L4970] int tmp___9 ; [L4971] int ldvarg29 ; [L4972] int tmp___10 ; [L4973] struct voice_alloc_info *ldvarg44 ; [L4974] void *tmp___11 ; [L4975] int ldvarg24 ; [L4976] int tmp___12 ; [L4977] int ldvarg35 ; [L4978] int tmp___13 ; [L4979] int ldvarg0 ; [L4980] int tmp___14 ; [L4981] int ldvarg38 ; [L4982] int tmp___15 ; [L4983] int ldvarg5 ; [L4984] int tmp___16 ; [L4985] void *ldvarg33 ; [L4986] void *tmp___17 ; [L4987] int ldvarg16 ; [L4988] int tmp___18 ; [L4989] int ldvarg6 ; [L4990] int tmp___19 ; [L4991] int ldvarg4 ; [L4992] int tmp___20 ; [L4993] int ldvarg14 ; [L4994] int tmp___21 ; [L4995] unsigned int ldvarg34 ; [L4996] unsigned int tmp___22 ; [L4997] int ldvarg28 ; [L4998] int tmp___23 ; [L4999] int ldvarg2 ; [L5000] int tmp___24 ; [L5001] int ldvarg47 ; [L5002] int tmp___25 ; [L5003] int ldvarg39 ; [L5004] int tmp___26 ; [L5005] int ldvarg20 ; [L5006] int tmp___27 ; [L5007] int ldvarg31 ; [L5008] int tmp___28 ; [L5009] int ldvarg41 ; [L5010] int tmp___29 ; [L5011] int ldvarg3 ; [L5012] int tmp___30 ; [L5013] char *ldvarg8 ; [L5014] void *tmp___31 ; [L5015] int ldvarg13 ; [L5016] int tmp___32 ; [L5017] int ldvarg36 ; [L5018] int tmp___33 ; [L5019] int ldvarg10 ; [L5020] int tmp___34 ; [L5021] int ldvarg40 ; [L5022] int tmp___35 ; [L5023] int ldvarg9 ; [L5024] int tmp___36 ; [L5025] int ldvarg45 ; [L5026] int tmp___37 ; [L5027] int ldvarg26 ; [L5028] int tmp___38 ; [L5029] int ldvarg27 ; [L5030] int tmp___39 ; [L5031] int ldvarg15 ; [L5032] int tmp___40 ; [L5033] int ldvarg30 ; [L5034] int tmp___41 ; [L5035] int ldvarg21 ; [L5036] int tmp___42 ; [L5037] int ldvarg17 ; [L5038] int tmp___43 ; [L5039] int ldvarg25 ; [L5040] int tmp___44 ; [L5041] int ldvarg22 ; [L5042] int tmp___45 ; [L5043] int ldvarg19 ; [L5044] int tmp___46 ; [L5045] int tmp___47 ; [L5046] int tmp___48 ; [L5047] int tmp___49 ; [L5049] tmp = __VERIFIER_nondet_int() [L5050] ldvarg18 = tmp [L5051] tmp___0 = __VERIFIER_nondet_int() [L5052] ldvarg11 = tmp___0 [L5053] tmp___1 = __VERIFIER_nondet_int() [L5054] ldvarg32 = tmp___1 [L5055] tmp___2 = __VERIFIER_nondet_int() [L5056] ldvarg7 = tmp___2 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5057] tmp___3 = ldv_zalloc(1UL) [L5058] ldvarg23 = (unsigned char *)tmp___3 [L5059] tmp___4 = __VERIFIER_nondet_int() [L5060] ldvarg43 = tmp___4 [L5061] tmp___5 = __VERIFIER_nondet_int() [L5062] ldvarg42 = tmp___5 [L5063] tmp___6 = __VERIFIER_nondet_int() [L5064] ldvarg12 = tmp___6 [L5065] tmp___7 = __VERIFIER_nondet_int() [L5066] ldvarg46 = tmp___7 [L5067] tmp___8 = __VERIFIER_nondet_int() [L5068] ldvarg1 = tmp___8 [L5069] tmp___9 = __VERIFIER_nondet_int() [L5070] ldvarg37 = tmp___9 [L5071] tmp___10 = __VERIFIER_nondet_int() [L5072] ldvarg29 = tmp___10 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5073] tmp___11 = ldv_zalloc(208UL) [L5074] ldvarg44 = (struct voice_alloc_info *)tmp___11 [L5075] tmp___12 = __VERIFIER_nondet_int() [L5076] ldvarg24 = tmp___12 [L5077] tmp___13 = __VERIFIER_nondet_int() [L5078] ldvarg35 = tmp___13 [L5079] tmp___14 = __VERIFIER_nondet_int() [L5080] ldvarg0 = tmp___14 [L5081] tmp___15 = __VERIFIER_nondet_int() [L5082] ldvarg38 = tmp___15 [L5083] tmp___16 = __VERIFIER_nondet_int() [L5084] ldvarg5 = tmp___16 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5085] tmp___17 = ldv_zalloc(1UL) [L5086] ldvarg33 = tmp___17 [L5087] tmp___18 = __VERIFIER_nondet_int() [L5088] ldvarg16 = tmp___18 [L5089] tmp___19 = __VERIFIER_nondet_int() [L5090] ldvarg6 = tmp___19 [L5091] tmp___20 = __VERIFIER_nondet_int() [L5092] ldvarg4 = tmp___20 [L5093] tmp___21 = __VERIFIER_nondet_int() [L5094] ldvarg14 = tmp___21 [L5095] tmp___22 = __VERIFIER_nondet_uint() [L5096] ldvarg34 = tmp___22 [L5097] tmp___23 = __VERIFIER_nondet_int() [L5098] ldvarg28 = tmp___23 [L5099] tmp___24 = __VERIFIER_nondet_int() [L5100] ldvarg2 = tmp___24 [L5101] tmp___25 = __VERIFIER_nondet_int() [L5102] ldvarg47 = tmp___25 [L5103] tmp___26 = __VERIFIER_nondet_int() [L5104] ldvarg39 = tmp___26 [L5105] tmp___27 = __VERIFIER_nondet_int() [L5106] ldvarg20 = tmp___27 [L5107] tmp___28 = __VERIFIER_nondet_int() [L5108] ldvarg31 = tmp___28 [L5109] tmp___29 = __VERIFIER_nondet_int() [L5110] ldvarg41 = tmp___29 [L5111] tmp___30 = __VERIFIER_nondet_int() [L5112] ldvarg3 = tmp___30 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5113] tmp___31 = ldv_zalloc(1UL) [L5114] ldvarg8 = (char *)tmp___31 [L5115] tmp___32 = __VERIFIER_nondet_int() [L5116] ldvarg13 = tmp___32 [L5117] tmp___33 = __VERIFIER_nondet_int() [L5118] ldvarg36 = tmp___33 [L5119] tmp___34 = __VERIFIER_nondet_int() [L5120] ldvarg10 = tmp___34 [L5121] tmp___35 = __VERIFIER_nondet_int() [L5122] ldvarg40 = tmp___35 [L5123] tmp___36 = __VERIFIER_nondet_int() [L5124] ldvarg9 = tmp___36 [L5125] tmp___37 = __VERIFIER_nondet_int() [L5126] ldvarg45 = tmp___37 [L5127] tmp___38 = __VERIFIER_nondet_int() [L5128] ldvarg26 = tmp___38 [L5129] tmp___39 = __VERIFIER_nondet_int() [L5130] ldvarg27 = tmp___39 [L5131] tmp___40 = __VERIFIER_nondet_int() [L5132] ldvarg15 = tmp___40 [L5133] tmp___41 = __VERIFIER_nondet_int() [L5134] ldvarg30 = tmp___41 [L5135] tmp___42 = __VERIFIER_nondet_int() [L5136] ldvarg21 = tmp___42 [L5137] tmp___43 = __VERIFIER_nondet_int() [L5138] ldvarg17 = tmp___43 [L5139] tmp___44 = __VERIFIER_nondet_int() [L5140] ldvarg25 = tmp___44 [L5141] tmp___45 = __VERIFIER_nondet_int() [L5142] ldvarg22 = tmp___45 [L5143] tmp___46 = __VERIFIER_nondet_int() [L5144] ldvarg19 = tmp___46 VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5146] ldv_state_variable_1 = 0 [L5147] ref_cnt = 0 [L5148] ldv_state_variable_0 = 1 VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: [L5351] case 1: VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5352] COND TRUE ldv_state_variable_0 != 0 [L5353] tmp___49 = __VERIFIER_nondet_int() [L5355] case 0: [L5363] case 1: VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5364] COND TRUE ldv_state_variable_0 == 1 [L4908] int tmp ; [L4911] COND FALSE !(io != -1) VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L4920] return (0); VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5365] ldv_retval_1 = init_opl3() [L5366] COND TRUE ldv_retval_1 == 0 [L5367] ldv_state_variable_0 = 3 [L5368] ldv_state_variable_1 = 1 VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5371] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5153] COND TRUE ldv_state_variable_1 != 0 [L5154] tmp___48 = __VERIFIER_nondet_int() [L5156] case 0: [L5168] case 1: [L5180] case 2: [L5191] case 3: [L5203] case 4: [L5215] case 5: [L5227] case 6: [L5239] case 7: [L5251] case 8: [L5263] case 9: [L5275] case 10: [L5282] case 11: [L5294] case 12: [L5306] case 13: VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L5307] COND TRUE ldv_state_variable_1 == 1 [L3438] struct sbi_instrument ins ; [L3439] unsigned long tmp ; [L3440] int tmp___0 ; VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L3442] COND FALSE !((unsigned int )count <= 39U) [L5439] unsigned long tmp ; [L5481] COND FALSE !(n >= 0L) VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] [L2565] reach_error() VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={165:0}, pv_map={161:0}, ref_cnt=0] - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2786 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 9011.8ms, OverallIterations: 3, TraceHistogramMax: 2, EmptinessCheckTime: 36.7ms, AutomataDifference: 914.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 118.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 11511 SDtfs, 4199 SDslu, 7514 SDs, 0 SdLazy, 111 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 302.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2987occurred in iteration=1, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 308.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 2768 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 96.3ms SsaConstructionTime, 3911.1ms SatisfiabilityAnalysisTime, 527.7ms InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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! [2021-10-21 19:18:14,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd5c985a-1b48-4d2b-8223-2d2a9e824c33/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...