./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/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-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 010b5d92489854b17ffead6b1358372e9969677c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-25 08:57:28,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:57:28,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:57:28,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:57:28,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:57:28,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:57:28,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:57:28,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:57:28,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:57:28,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:57:28,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:57:28,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:57:28,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:57:28,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:57:28,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:57:28,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:57:28,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:57:28,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:57:28,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:57:28,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:57:28,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:57:28,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:57:28,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:57:28,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:57:28,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:57:28,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:57:28,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:57:28,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:57:28,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:57:28,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:57:28,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:57:28,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:57:28,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:57:28,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:57:28,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:57:28,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:57:28,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:57:28,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:57:28,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:57:28,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:57:28,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:57:28,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 08:57:28,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:57:28,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:57:28,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:57:28,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:57:28,161 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:57:28,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:57:28,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:57:28,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:57:28,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:57:28,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:57:28,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:57:28,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:57:28,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:57:28,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:57:28,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:57:28,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:57:28,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:57:28,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:57:28,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:28,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:57:28,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:57:28,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:57:28,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:57:28,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:57:28,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:57:28,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:57:28,166 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer 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(__VERIFIER_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 -> 010b5d92489854b17ffead6b1358372e9969677c [2019-11-25 08:57:28,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:57:28,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:57:28,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:57:28,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:57:28,351 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:57:28,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2019-11-25 08:57:28,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/data/67fbef76d/c518caf61b464eadbeec080e2f3833b1/FLAGb4d7cddef [2019-11-25 08:57:29,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:57:29,059 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2019-11-25 08:57:29,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/data/67fbef76d/c518caf61b464eadbeec080e2f3833b1/FLAGb4d7cddef [2019-11-25 08:57:29,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/data/67fbef76d/c518caf61b464eadbeec080e2f3833b1 [2019-11-25 08:57:29,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:57:29,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:57:29,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:29,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:57:29,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:57:29,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:29" (1/1) ... [2019-11-25 08:57:29,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40693ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:29, skipping insertion in model container [2019-11-25 08:57:29,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:29" (1/1) ... [2019-11-25 08:57:29,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:57:29,332 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:57:30,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:30,438 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:57:30,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:30,782 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:57:30,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30 WrapperNode [2019-11-25 08:57:30,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:30,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:30,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:57:30,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:57:30,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:30,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:31,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:57:31,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:57:31,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:57:31,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... [2019-11-25 08:57:31,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:57:31,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:57:31,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:57:31,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:57:31,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-25 08:57:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-25 08:57:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-25 08:57:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:57:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:57:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 08:57:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 08:57:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:57:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-25 08:57:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:57:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-25 08:57:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:57:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-25 08:57:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:57:31,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:57:42,458 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:57:42,459 INFO L284 CfgBuilder]: Removed 2401 assume(true) statements. [2019-11-25 08:57:42,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:42 BoogieIcfgContainer [2019-11-25 08:57:42,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:57:42,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:57:42,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:57:42,467 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:57:42,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:57:29" (1/3) ... [2019-11-25 08:57:42,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b04771e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:42, skipping insertion in model container [2019-11-25 08:57:42,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:30" (2/3) ... [2019-11-25 08:57:42,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b04771e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:42, skipping insertion in model container [2019-11-25 08:57:42,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:42" (3/3) ... [2019-11-25 08:57:42,471 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2019-11-25 08:57:42,479 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:57:42,488 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 14 error locations. [2019-11-25 08:57:42,498 INFO L249 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2019-11-25 08:57:42,537 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:57:42,537 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:57:42,537 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:57:42,537 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:57:42,538 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:57:42,538 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:57:42,538 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:57:42,538 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:57:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states. [2019-11-25 08:57:42,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-25 08:57:42,608 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:42,608 INFO L410 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] [2019-11-25 08:57:42,609 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:42,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:42,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1711725068, now seen corresponding path program 1 times [2019-11-25 08:57:42,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:42,623 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356812462] [2019-11-25 08:57:42,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:43,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:43,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356812462] [2019-11-25 08:57:43,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:43,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:43,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112900736] [2019-11-25 08:57:43,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:43,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:43,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:43,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:43,363 INFO L87 Difference]: Start difference. First operand 2772 states. Second operand 3 states. [2019-11-25 08:57:43,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:43,865 INFO L93 Difference]: Finished difference Result 5753 states and 8223 transitions. [2019-11-25 08:57:43,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:43,867 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-11-25 08:57:43,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:43,905 INFO L225 Difference]: With dead ends: 5753 [2019-11-25 08:57:43,906 INFO L226 Difference]: Without dead ends: 2967 [2019-11-25 08:57:43,918 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:43,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2967 states. [2019-11-25 08:57:44,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2967 to 2967. [2019-11-25 08:57:44,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2967 states. [2019-11-25 08:57:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2967 states and 4208 transitions. [2019-11-25 08:57:44,077 INFO L78 Accepts]: Start accepts. Automaton has 2967 states and 4208 transitions. Word has length 23 [2019-11-25 08:57:44,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:44,077 INFO L462 AbstractCegarLoop]: Abstraction has 2967 states and 4208 transitions. [2019-11-25 08:57:44,078 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:44,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 4208 transitions. [2019-11-25 08:57:44,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-25 08:57:44,085 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:44,085 INFO L410 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] [2019-11-25 08:57:44,085 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:44,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:44,086 INFO L82 PathProgramCache]: Analyzing trace with hash 148695625, now seen corresponding path program 1 times [2019-11-25 08:57:44,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:44,086 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128881044] [2019-11-25 08:57:44,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:44,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:44,467 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128881044] [2019-11-25 08:57:44,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:44,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:44,467 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598010010] [2019-11-25 08:57:44,468 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:44,469 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:44,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:44,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:44,469 INFO L87 Difference]: Start difference. First operand 2967 states and 4208 transitions. Second operand 3 states. [2019-11-25 08:57:44,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:44,716 INFO L93 Difference]: Finished difference Result 5723 states and 8143 transitions. [2019-11-25 08:57:44,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:44,717 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-11-25 08:57:44,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:44,745 INFO L225 Difference]: With dead ends: 5723 [2019-11-25 08:57:44,745 INFO L226 Difference]: Without dead ends: 5699 [2019-11-25 08:57:44,748 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:44,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5699 states. [2019-11-25 08:57:44,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5699 to 2943. [2019-11-25 08:57:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2943 states. [2019-11-25 08:57:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2943 states and 4184 transitions. [2019-11-25 08:57:44,862 INFO L78 Accepts]: Start accepts. Automaton has 2943 states and 4184 transitions. Word has length 35 [2019-11-25 08:57:44,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:44,862 INFO L462 AbstractCegarLoop]: Abstraction has 2943 states and 4184 transitions. [2019-11-25 08:57:44,862 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 4184 transitions. [2019-11-25 08:57:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-25 08:57:44,865 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:44,865 INFO L410 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] [2019-11-25 08:57:44,865 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:44,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:44,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1958412951, now seen corresponding path program 1 times [2019-11-25 08:57:44,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:44,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384258070] [2019-11-25 08:57:44,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:46,924 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:46,925 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-25 08:57:47,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:57:47 BoogieIcfgContainer [2019-11-25 08:57:47,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:57:47,151 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:57:47,151 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:57:47,151 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:57:47,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:42" (3/4) ... [2019-11-25 08:57:47,155 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-25 08:57:47,552 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9ec4634e-6b07-4e5f-9c68-d0df32b31c4d/bin/uautomizer/witness.graphml [2019-11-25 08:57:47,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:57:47,554 INFO L168 Benchmark]: Toolchain (without parser) took 18357.57 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 611.3 MB). Free memory was 934.0 MB in the beginning and 1.5 GB in the end (delta: -534.5 MB). Peak memory consumption was 832.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,554 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:57:47,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1586.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 934.0 MB in the beginning and 987.0 MB in the end (delta: -53.0 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 488.07 ms. Allocated memory is still 1.1 GB. Free memory was 987.0 MB in the beginning and 877.8 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,555 INFO L168 Benchmark]: Boogie Preprocessor took 435.80 ms. Allocated memory is still 1.1 GB. Free memory was 877.8 MB in the beginning and 819.6 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,556 INFO L168 Benchmark]: RCFGBuilder took 10753.13 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 486.5 MB). Free memory was 819.6 MB in the beginning and 1.4 GB in the end (delta: -555.6 MB). Peak memory consumption was 330.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,556 INFO L168 Benchmark]: TraceAbstraction took 4686.60 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 736.8 MB in the end (delta: 638.4 MB). Peak memory consumption was 638.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,557 INFO L168 Benchmark]: Witness Printer took 401.63 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 6.8 MB). Free memory was 736.8 MB in the beginning and 1.5 GB in the end (delta: -731.6 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:47,558 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1586.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 934.0 MB in the beginning and 987.0 MB in the end (delta: -53.0 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 488.07 ms. Allocated memory is still 1.1 GB. Free memory was 987.0 MB in the beginning and 877.8 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 435.80 ms. Allocated memory is still 1.1 GB. Free memory was 877.8 MB in the beginning and 819.6 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10753.13 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 486.5 MB). Free memory was 819.6 MB in the beginning and 1.4 GB in the end (delta: -555.6 MB). Peak memory consumption was 330.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4686.60 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 736.8 MB in the end (delta: 638.4 MB). Peak memory consumption was 638.4 MB. Max. memory is 11.5 GB. * Witness Printer took 401.63 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 6.8 MB). Free memory was 736.8 MB in the beginning and 1.5 GB in the end (delta: -731.6 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 2551]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L2574] int ldv_state_variable_1 ; [L2575] int LDV_IN_INTERRUPT = 1; [L2576] int ref_cnt ; [L2577] int ldv_state_variable_0 ; [L2677] static int detected_model ; [L2970-L3002] 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}; [L4890] static int me ; [L4891] static int io = -1; [L4929] int ldv_retval_0 ; [L4930] int ldv_retval_1 ; [L2657-L2675] 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}}}; [L2676] static struct opl_devinfo *devc = (struct opl_devinfo *)0; [L3733-L4783] 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 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(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}; VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L4935] int ldvarg18 ; [L4936] int tmp ; [L4937] int ldvarg11 ; [L4938] int tmp___0 ; [L4939] int ldvarg32 ; [L4940] int tmp___1 ; [L4941] int ldvarg7 ; [L4942] int tmp___2 ; [L4943] unsigned char *ldvarg23 ; [L4944] void *tmp___3 ; [L4945] int ldvarg43 ; [L4946] int tmp___4 ; [L4947] int ldvarg42 ; [L4948] int tmp___5 ; [L4949] int ldvarg12 ; [L4950] int tmp___6 ; [L4951] int ldvarg46 ; [L4952] int tmp___7 ; [L4953] int ldvarg1 ; [L4954] int tmp___8 ; [L4955] int ldvarg37 ; [L4956] int tmp___9 ; [L4957] int ldvarg29 ; [L4958] int tmp___10 ; [L4959] struct voice_alloc_info *ldvarg44 ; [L4960] void *tmp___11 ; [L4961] int ldvarg24 ; [L4962] int tmp___12 ; [L4963] int ldvarg35 ; [L4964] int tmp___13 ; [L4965] int ldvarg0 ; [L4966] int tmp___14 ; [L4967] int ldvarg38 ; [L4968] int tmp___15 ; [L4969] int ldvarg5 ; [L4970] int tmp___16 ; [L4971] void *ldvarg33 ; [L4972] void *tmp___17 ; [L4973] int ldvarg16 ; [L4974] int tmp___18 ; [L4975] int ldvarg6 ; [L4976] int tmp___19 ; [L4977] int ldvarg4 ; [L4978] int tmp___20 ; [L4979] int ldvarg14 ; [L4980] int tmp___21 ; [L4981] unsigned int ldvarg34 ; [L4982] unsigned int tmp___22 ; [L4983] int ldvarg28 ; [L4984] int tmp___23 ; [L4985] int ldvarg2 ; [L4986] int tmp___24 ; [L4987] int ldvarg47 ; [L4988] int tmp___25 ; [L4989] int ldvarg39 ; [L4990] int tmp___26 ; [L4991] int ldvarg20 ; [L4992] int tmp___27 ; [L4993] int ldvarg31 ; [L4994] int tmp___28 ; [L4995] int ldvarg41 ; [L4996] int tmp___29 ; [L4997] int ldvarg3 ; [L4998] int tmp___30 ; [L4999] char *ldvarg8 ; [L5000] void *tmp___31 ; [L5001] int ldvarg13 ; [L5002] int tmp___32 ; [L5003] int ldvarg36 ; [L5004] int tmp___33 ; [L5005] int ldvarg10 ; [L5006] int tmp___34 ; [L5007] int ldvarg40 ; [L5008] int tmp___35 ; [L5009] int ldvarg9 ; [L5010] int tmp___36 ; [L5011] int ldvarg45 ; [L5012] int tmp___37 ; [L5013] int ldvarg26 ; [L5014] int tmp___38 ; [L5015] int ldvarg27 ; [L5016] int tmp___39 ; [L5017] int ldvarg15 ; [L5018] int tmp___40 ; [L5019] int ldvarg30 ; [L5020] int tmp___41 ; [L5021] int ldvarg21 ; [L5022] int tmp___42 ; [L5023] int ldvarg17 ; [L5024] int tmp___43 ; [L5025] int ldvarg25 ; [L5026] int tmp___44 ; [L5027] int ldvarg22 ; [L5028] int tmp___45 ; [L5029] int ldvarg19 ; [L5030] int tmp___46 ; [L5031] int tmp___47 ; [L5032] int tmp___48 ; [L5033] int tmp___49 ; [L5035] tmp = __VERIFIER_nondet_int() [L5036] ldvarg18 = tmp [L5037] tmp___0 = __VERIFIER_nondet_int() [L5038] ldvarg11 = tmp___0 [L5039] tmp___1 = __VERIFIER_nondet_int() [L5040] ldvarg32 = tmp___1 [L5041] tmp___2 = __VERIFIER_nondet_int() [L5042] ldvarg7 = tmp___2 [L2516] void *p ; [L2517] void *tmp ; [L2518] int tmp___0 ; [L2520] tmp___0 = __VERIFIER_nondet_int() [L2521] COND TRUE tmp___0 != 0 [L2522] return ((void *)0); VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5043] tmp___3 = ldv_zalloc(1UL) [L5044] ldvarg23 = (unsigned char *)tmp___3 [L5045] tmp___4 = __VERIFIER_nondet_int() [L5046] ldvarg43 = tmp___4 [L5047] tmp___5 = __VERIFIER_nondet_int() [L5048] ldvarg42 = tmp___5 [L5049] tmp___6 = __VERIFIER_nondet_int() [L5050] ldvarg12 = tmp___6 [L5051] tmp___7 = __VERIFIER_nondet_int() [L5052] ldvarg46 = tmp___7 [L5053] tmp___8 = __VERIFIER_nondet_int() [L5054] ldvarg1 = tmp___8 [L5055] tmp___9 = __VERIFIER_nondet_int() [L5056] ldvarg37 = tmp___9 [L5057] tmp___10 = __VERIFIER_nondet_int() [L5058] ldvarg29 = tmp___10 [L2516] void *p ; [L2517] void *tmp ; [L2518] int tmp___0 ; [L2520] tmp___0 = __VERIFIER_nondet_int() [L2521] COND TRUE tmp___0 != 0 [L2522] return ((void *)0); VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5059] tmp___11 = ldv_zalloc(208UL) [L5060] ldvarg44 = (struct voice_alloc_info *)tmp___11 [L5061] tmp___12 = __VERIFIER_nondet_int() [L5062] ldvarg24 = tmp___12 [L5063] tmp___13 = __VERIFIER_nondet_int() [L5064] ldvarg35 = tmp___13 [L5065] tmp___14 = __VERIFIER_nondet_int() [L5066] ldvarg0 = tmp___14 [L5067] tmp___15 = __VERIFIER_nondet_int() [L5068] ldvarg38 = tmp___15 [L5069] tmp___16 = __VERIFIER_nondet_int() [L5070] ldvarg5 = tmp___16 [L2516] void *p ; [L2517] void *tmp ; [L2518] int tmp___0 ; [L2520] tmp___0 = __VERIFIER_nondet_int() [L2521] COND TRUE tmp___0 != 0 [L2522] return ((void *)0); VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5071] tmp___17 = ldv_zalloc(1UL) [L5072] ldvarg33 = tmp___17 [L5073] tmp___18 = __VERIFIER_nondet_int() [L5074] ldvarg16 = tmp___18 [L5075] tmp___19 = __VERIFIER_nondet_int() [L5076] ldvarg6 = tmp___19 [L5077] tmp___20 = __VERIFIER_nondet_int() [L5078] ldvarg4 = tmp___20 [L5079] tmp___21 = __VERIFIER_nondet_int() [L5080] ldvarg14 = tmp___21 [L5081] tmp___22 = __VERIFIER_nondet_uint() [L5082] ldvarg34 = tmp___22 [L5083] tmp___23 = __VERIFIER_nondet_int() [L5084] ldvarg28 = tmp___23 [L5085] tmp___24 = __VERIFIER_nondet_int() [L5086] ldvarg2 = tmp___24 [L5087] tmp___25 = __VERIFIER_nondet_int() [L5088] ldvarg47 = tmp___25 [L5089] tmp___26 = __VERIFIER_nondet_int() [L5090] ldvarg39 = tmp___26 [L5091] tmp___27 = __VERIFIER_nondet_int() [L5092] ldvarg20 = tmp___27 [L5093] tmp___28 = __VERIFIER_nondet_int() [L5094] ldvarg31 = tmp___28 [L5095] tmp___29 = __VERIFIER_nondet_int() [L5096] ldvarg41 = tmp___29 [L5097] tmp___30 = __VERIFIER_nondet_int() [L5098] ldvarg3 = tmp___30 [L2516] void *p ; [L2517] void *tmp ; [L2518] int tmp___0 ; [L2520] tmp___0 = __VERIFIER_nondet_int() [L2521] COND TRUE tmp___0 != 0 [L2522] return ((void *)0); VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5099] tmp___31 = ldv_zalloc(1UL) [L5100] ldvarg8 = (char *)tmp___31 [L5101] tmp___32 = __VERIFIER_nondet_int() [L5102] ldvarg13 = tmp___32 [L5103] tmp___33 = __VERIFIER_nondet_int() [L5104] ldvarg36 = tmp___33 [L5105] tmp___34 = __VERIFIER_nondet_int() [L5106] ldvarg10 = tmp___34 [L5107] tmp___35 = __VERIFIER_nondet_int() [L5108] ldvarg40 = tmp___35 [L5109] tmp___36 = __VERIFIER_nondet_int() [L5110] ldvarg9 = tmp___36 [L5111] tmp___37 = __VERIFIER_nondet_int() [L5112] ldvarg45 = tmp___37 [L5113] tmp___38 = __VERIFIER_nondet_int() [L5114] ldvarg26 = tmp___38 [L5115] tmp___39 = __VERIFIER_nondet_int() [L5116] ldvarg27 = tmp___39 [L5117] tmp___40 = __VERIFIER_nondet_int() [L5118] ldvarg15 = tmp___40 [L5119] tmp___41 = __VERIFIER_nondet_int() [L5120] ldvarg30 = tmp___41 [L5121] tmp___42 = __VERIFIER_nondet_int() [L5122] ldvarg21 = tmp___42 [L5123] tmp___43 = __VERIFIER_nondet_int() [L5124] ldvarg17 = tmp___43 [L5125] tmp___44 = __VERIFIER_nondet_int() [L5126] ldvarg25 = tmp___44 [L5127] tmp___45 = __VERIFIER_nondet_int() [L5128] ldvarg22 = tmp___45 [L5129] tmp___46 = __VERIFIER_nondet_int() [L5130] ldvarg19 = tmp___46 VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5132] ldv_state_variable_1 = 0 [L5133] ref_cnt = 0 [L5134] ldv_state_variable_0 = 1 VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5136] tmp___47 = __VERIFIER_nondet_int() [L5138] case 0: [L5337] case 1: VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5338] COND TRUE ldv_state_variable_0 != 0 [L5339] tmp___49 = __VERIFIER_nondet_int() [L5341] case 0: [L5349] case 1: VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5350] COND TRUE ldv_state_variable_0 == 1 [L4894] int tmp ; [L4897] COND FALSE !(io != -1) VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L4906] return (0); VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5351] ldv_retval_1 = init_opl3() [L5352] COND TRUE ldv_retval_1 == 0 [L5353] ldv_state_variable_0 = 3 [L5354] ldv_state_variable_1 = 1 VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5357] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5136] tmp___47 = __VERIFIER_nondet_int() [L5138] case 0: VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5139] COND TRUE ldv_state_variable_1 != 0 [L5140] tmp___48 = __VERIFIER_nondet_int() [L5142] case 0: [L5154] case 1: [L5166] case 2: [L5177] case 3: [L5189] case 4: [L5201] case 5: [L5213] case 6: [L5225] case 7: [L5237] case 8: [L5249] case 9: [L5261] case 10: [L5268] case 11: [L5280] case 12: [L5292] case 13: VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L5293] COND TRUE ldv_state_variable_1 == 1 [L3424] struct sbi_instrument ins ; [L3425] unsigned long tmp ; [L3426] int tmp___0 ; VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L3428] COND FALSE !((unsigned int )count <= 39U) [L5425] unsigned long tmp ; [L5467] COND FALSE !(n >= 0L) VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] [L2551] __VERIFIER_error() VAL [__this_module={2693:2695}, detected_model=0, devc={0:0}, fm_volume_table={160:0}, 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={147:0}, pv_map={145:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2772 locations, 14 error locations. Result: UNSAFE, OverallTime: 4.5s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11477 SDtfs, 4179 SDslu, 7494 SDs, 0 SdLazy, 111 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2967occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 2756 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 1840 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...