./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6bb414c2b143fbc9e085574896a10340ca19f82f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 03:10:23,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 03:10:23,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 03:10:23,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 03:10:23,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 03:10:23,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 03:10:23,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 03:10:23,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 03:10:23,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 03:10:23,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 03:10:23,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 03:10:23,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 03:10:23,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 03:10:23,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 03:10:23,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 03:10:23,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 03:10:23,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 03:10:23,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 03:10:23,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 03:10:23,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 03:10:23,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 03:10:23,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 03:10:23,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 03:10:23,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 03:10:23,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 03:10:23,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 03:10:23,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 03:10:23,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 03:10:23,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 03:10:23,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 03:10:23,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 03:10:23,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 03:10:23,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 03:10:23,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 03:10:23,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 03:10:23,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 03:10:23,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 03:10:23,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 03:10:23,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 03:10:23,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 03:10:23,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 03:10:23,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 03:10:24,018 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 03:10:24,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 03:10:24,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 03:10:24,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 03:10:24,023 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 03:10:24,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 03:10:24,024 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 03:10:24,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 03:10:24,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 03:10:24,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 03:10:24,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 03:10:24,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 03:10:24,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 03:10:24,025 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 03:10:24,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 03:10:24,025 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 03:10:24,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 03:10:24,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 03:10:24,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 03:10:24,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 03:10:24,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 03:10:24,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 03:10:24,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 03:10:24,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 03:10:24,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 03:10:24,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 03:10:24,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 03:10:24,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 03:10:24,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 03:10:24,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bb414c2b143fbc9e085574896a10340ca19f82f [2020-10-20 03:10:24,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 03:10:24,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 03:10:24,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 03:10:24,280 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 03:10:24,281 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 03:10:24,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2020-10-20 03:10:24,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d11ddc67c/54d4c5bd95be4e0ab203cd6e18fe44be/FLAG64fb705db [2020-10-20 03:10:24,945 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 03:10:24,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2020-10-20 03:10:24,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d11ddc67c/54d4c5bd95be4e0ab203cd6e18fe44be/FLAG64fb705db [2020-10-20 03:10:25,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d11ddc67c/54d4c5bd95be4e0ab203cd6e18fe44be [2020-10-20 03:10:25,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 03:10:25,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 03:10:25,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 03:10:25,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 03:10:25,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 03:10:25,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:10:25" (1/1) ... [2020-10-20 03:10:25,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1932dfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:25, skipping insertion in model container [2020-10-20 03:10:25,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:10:25" (1/1) ... [2020-10-20 03:10:25,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 03:10:25,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 03:10:26,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 03:10:26,243 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 03:10:26,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 03:10:26,867 INFO L208 MainTranslator]: Completed translation [2020-10-20 03:10:26,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26 WrapperNode [2020-10-20 03:10:26,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 03:10:26,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 03:10:26,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 03:10:26,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 03:10:26,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 03:10:26,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 03:10:26,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 03:10:26,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 03:10:26,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... [2020-10-20 03:10:26,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 03:10:27,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 03:10:27,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 03:10:27,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 03:10:27,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 03:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2020-10-20 03:10:27,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2020-10-20 03:10:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 03:10:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 03:10:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2020-10-20 03:10:27,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2020-10-20 03:10:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-20 03:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 03:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 03:10:27,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 03:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 03:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 03:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 03:10:27,096 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-20 03:10:27,770 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 03:10:27,771 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-10-20 03:10:27,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:10:27 BoogieIcfgContainer [2020-10-20 03:10:27,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 03:10:27,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 03:10:27,775 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 03:10:27,778 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 03:10:27,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 03:10:25" (1/3) ... [2020-10-20 03:10:27,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0c9ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:10:27, skipping insertion in model container [2020-10-20 03:10:27,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:10:26" (2/3) ... [2020-10-20 03:10:27,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0c9ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:10:27, skipping insertion in model container [2020-10-20 03:10:27,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:10:27" (3/3) ... [2020-10-20 03:10:27,782 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2020-10-20 03:10:27,794 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-20 03:10:27,795 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 03:10:27,803 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-20 03:10:27,804 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-20 03:10:27,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,865 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,866 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,866 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,866 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,867 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,867 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,867 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,867 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,868 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,868 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,868 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,868 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,869 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,869 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,869 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,870 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,870 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,871 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,871 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,871 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,872 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,873 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,873 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,873 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,873 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,875 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,875 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,876 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,883 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,884 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,888 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,891 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,892 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,892 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,893 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,893 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,893 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,893 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,894 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,894 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,894 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,894 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,894 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,896 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,896 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,898 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,898 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,898 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,899 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,899 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,912 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,912 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,912 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,913 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,914 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,915 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,915 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,917 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,919 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,920 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,926 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,927 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,927 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,930 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,931 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,941 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,941 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,941 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,950 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,950 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,950 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,950 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,950 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_reach_error_#t~nondet32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,950 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,951 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,951 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:10:27,973 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2020-10-20 03:10:27,985 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2020-10-20 03:10:28,003 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 03:10:28,004 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 03:10:28,004 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 03:10:28,004 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 03:10:28,004 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 03:10:28,004 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 03:10:28,004 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 03:10:28,004 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 03:10:28,023 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-20 03:10:28,026 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 273 places, 313 transitions, 668 flow [2020-10-20 03:10:28,029 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 273 places, 313 transitions, 668 flow [2020-10-20 03:10:28,031 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 273 places, 313 transitions, 668 flow [2020-10-20 03:10:28,248 INFO L129 PetriNetUnfolder]: 79/553 cut-off events. [2020-10-20 03:10:28,248 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-20 03:10:28,264 INFO L80 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 553 events. 79/553 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1503 event pairs, 0 based on Foata normal form. 0/452 useless extension candidates. Maximal degree in co-relation 573. Up to 24 conditions per place. [2020-10-20 03:10:28,285 INFO L117 LiptonReduction]: Number of co-enabled transitions 12708 [2020-10-20 03:10:32,939 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2020-10-20 03:10:34,359 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2020-10-20 03:10:34,504 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-10-20 03:10:35,103 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-20 03:10:35,276 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-20 03:10:36,165 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-20 03:10:36,381 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-20 03:10:36,665 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-10-20 03:10:36,892 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-20 03:10:37,117 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-20 03:10:37,332 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-20 03:10:37,540 INFO L132 LiptonReduction]: Checked pairs total: 23037 [2020-10-20 03:10:37,541 INFO L134 LiptonReduction]: Total number of compositions: 417 [2020-10-20 03:10:37,550 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 66 transitions, 174 flow [2020-10-20 03:10:37,599 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 750 states. [2020-10-20 03:10:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states. [2020-10-20 03:10:37,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-20 03:10:37,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:37,608 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-20 03:10:37,609 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:37,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:37,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1135, now seen corresponding path program 1 times [2020-10-20 03:10:37,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:37,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391835019] [2020-10-20 03:10:37,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:37,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:10:37,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391835019] [2020-10-20 03:10:37,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:37,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-20 03:10:37,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225756348] [2020-10-20 03:10:37,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 03:10:37,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:37,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 03:10:37,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 03:10:37,928 INFO L87 Difference]: Start difference. First operand 750 states. Second operand 2 states. [2020-10-20 03:10:37,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:37,976 INFO L93 Difference]: Finished difference Result 748 states and 2130 transitions. [2020-10-20 03:10:37,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 03:10:37,978 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-20 03:10:37,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:38,006 INFO L225 Difference]: With dead ends: 748 [2020-10-20 03:10:38,006 INFO L226 Difference]: Without dead ends: 725 [2020-10-20 03:10:38,007 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 03:10:38,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2020-10-20 03:10:38,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 725. [2020-10-20 03:10:38,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 725 states. [2020-10-20 03:10:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 2084 transitions. [2020-10-20 03:10:38,138 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 2084 transitions. Word has length 1 [2020-10-20 03:10:38,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:38,139 INFO L481 AbstractCegarLoop]: Abstraction has 725 states and 2084 transitions. [2020-10-20 03:10:38,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 03:10:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 2084 transitions. [2020-10-20 03:10:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-20 03:10:38,142 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:38,142 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-20 03:10:38,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 03:10:38,142 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:38,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:38,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1230787086, now seen corresponding path program 1 times [2020-10-20 03:10:38,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:38,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911331800] [2020-10-20 03:10:38,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:38,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:10:38,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911331800] [2020-10-20 03:10:38,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:38,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 03:10:38,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138318897] [2020-10-20 03:10:38,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 03:10:38,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:38,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 03:10:38,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 03:10:38,395 INFO L87 Difference]: Start difference. First operand 725 states and 2084 transitions. Second operand 4 states. [2020-10-20 03:10:38,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:38,557 INFO L93 Difference]: Finished difference Result 1469 states and 4291 transitions. [2020-10-20 03:10:38,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 03:10:38,558 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-10-20 03:10:38,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:38,577 INFO L225 Difference]: With dead ends: 1469 [2020-10-20 03:10:38,577 INFO L226 Difference]: Without dead ends: 1453 [2020-10-20 03:10:38,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 03:10:38,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1453 states. [2020-10-20 03:10:38,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1453 to 807. [2020-10-20 03:10:38,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2020-10-20 03:10:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 2306 transitions. [2020-10-20 03:10:38,657 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 2306 transitions. Word has length 6 [2020-10-20 03:10:38,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:38,659 INFO L481 AbstractCegarLoop]: Abstraction has 807 states and 2306 transitions. [2020-10-20 03:10:38,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 03:10:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 2306 transitions. [2020-10-20 03:10:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-20 03:10:38,660 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:38,660 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:10:38,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 03:10:38,661 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:38,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:38,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1678265667, now seen corresponding path program 1 times [2020-10-20 03:10:38,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:38,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273869799] [2020-10-20 03:10:38,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:10:38,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273869799] [2020-10-20 03:10:38,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:38,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 03:10:38,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133239397] [2020-10-20 03:10:38,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 03:10:38,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:38,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 03:10:38,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:38,920 INFO L87 Difference]: Start difference. First operand 807 states and 2306 transitions. Second operand 3 states. [2020-10-20 03:10:38,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:38,973 INFO L93 Difference]: Finished difference Result 813 states and 2224 transitions. [2020-10-20 03:10:38,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 03:10:38,974 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-20 03:10:38,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:38,980 INFO L225 Difference]: With dead ends: 813 [2020-10-20 03:10:38,981 INFO L226 Difference]: Without dead ends: 783 [2020-10-20 03:10:38,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:38,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2020-10-20 03:10:39,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 783. [2020-10-20 03:10:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2020-10-20 03:10:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 2130 transitions. [2020-10-20 03:10:39,012 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 2130 transitions. Word has length 8 [2020-10-20 03:10:39,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:39,013 INFO L481 AbstractCegarLoop]: Abstraction has 783 states and 2130 transitions. [2020-10-20 03:10:39,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 03:10:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2130 transitions. [2020-10-20 03:10:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-20 03:10:39,018 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:39,018 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:10:39,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 03:10:39,019 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:39,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:39,019 INFO L82 PathProgramCache]: Analyzing trace with hash -472544693, now seen corresponding path program 1 times [2020-10-20 03:10:39,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:39,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699864715] [2020-10-20 03:10:39,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:10:39,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699864715] [2020-10-20 03:10:39,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:39,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 03:10:39,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540840337] [2020-10-20 03:10:39,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 03:10:39,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:39,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 03:10:39,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:39,107 INFO L87 Difference]: Start difference. First operand 783 states and 2130 transitions. Second operand 3 states. [2020-10-20 03:10:39,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:39,143 INFO L93 Difference]: Finished difference Result 361 states and 877 transitions. [2020-10-20 03:10:39,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 03:10:39,144 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-20 03:10:39,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:39,147 INFO L225 Difference]: With dead ends: 361 [2020-10-20 03:10:39,148 INFO L226 Difference]: Without dead ends: 346 [2020-10-20 03:10:39,148 INFO L677 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 [2020-10-20 03:10:39,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-10-20 03:10:39,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346. [2020-10-20 03:10:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2020-10-20 03:10:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 832 transitions. [2020-10-20 03:10:39,167 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 832 transitions. Word has length 9 [2020-10-20 03:10:39,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:39,167 INFO L481 AbstractCegarLoop]: Abstraction has 346 states and 832 transitions. [2020-10-20 03:10:39,168 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 03:10:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 832 transitions. [2020-10-20 03:10:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-20 03:10:39,171 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:39,171 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:10:39,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 03:10:39,172 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:39,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:39,175 INFO L82 PathProgramCache]: Analyzing trace with hash 2094422399, now seen corresponding path program 1 times [2020-10-20 03:10:39,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:39,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421654755] [2020-10-20 03:10:39,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:10:39,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421654755] [2020-10-20 03:10:39,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:39,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 03:10:39,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99539878] [2020-10-20 03:10:39,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 03:10:39,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:39,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 03:10:39,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:39,258 INFO L87 Difference]: Start difference. First operand 346 states and 832 transitions. Second operand 3 states. [2020-10-20 03:10:39,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:39,276 INFO L93 Difference]: Finished difference Result 217 states and 520 transitions. [2020-10-20 03:10:39,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 03:10:39,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-20 03:10:39,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:39,279 INFO L225 Difference]: With dead ends: 217 [2020-10-20 03:10:39,279 INFO L226 Difference]: Without dead ends: 202 [2020-10-20 03:10:39,280 INFO L677 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 [2020-10-20 03:10:39,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-10-20 03:10:39,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 157. [2020-10-20 03:10:39,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-20 03:10:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 380 transitions. [2020-10-20 03:10:39,287 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 380 transitions. Word has length 10 [2020-10-20 03:10:39,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:39,287 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 380 transitions. [2020-10-20 03:10:39,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 03:10:39,288 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 380 transitions. [2020-10-20 03:10:39,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-20 03:10:39,294 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:39,295 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:10:39,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 03:10:39,295 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:39,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:39,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1687554196, now seen corresponding path program 1 times [2020-10-20 03:10:39,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:39,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246204541] [2020-10-20 03:10:39,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:39,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:10:39,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246204541] [2020-10-20 03:10:39,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:39,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 03:10:39,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410752522] [2020-10-20 03:10:39,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 03:10:39,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:39,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 03:10:39,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:39,392 INFO L87 Difference]: Start difference. First operand 157 states and 380 transitions. Second operand 3 states. [2020-10-20 03:10:39,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:39,417 INFO L93 Difference]: Finished difference Result 151 states and 369 transitions. [2020-10-20 03:10:39,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 03:10:39,419 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-20 03:10:39,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:39,421 INFO L225 Difference]: With dead ends: 151 [2020-10-20 03:10:39,421 INFO L226 Difference]: Without dead ends: 117 [2020-10-20 03:10:39,422 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:39,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-10-20 03:10:39,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2020-10-20 03:10:39,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-10-20 03:10:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 299 transitions. [2020-10-20 03:10:39,426 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 299 transitions. Word has length 13 [2020-10-20 03:10:39,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:39,427 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 299 transitions. [2020-10-20 03:10:39,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 03:10:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 299 transitions. [2020-10-20 03:10:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 03:10:39,429 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:10:39,429 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:10:39,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 03:10:39,430 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2020-10-20 03:10:39,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:10:39,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1527214958, now seen corresponding path program 1 times [2020-10-20 03:10:39,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:10:39,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439579198] [2020-10-20 03:10:39,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:10:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:10:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-20 03:10:39,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439579198] [2020-10-20 03:10:39,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:10:39,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 03:10:39,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548473185] [2020-10-20 03:10:39,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 03:10:39,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:10:39,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 03:10:39,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:39,510 INFO L87 Difference]: Start difference. First operand 117 states and 299 transitions. Second operand 3 states. [2020-10-20 03:10:39,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:10:39,528 INFO L93 Difference]: Finished difference Result 212 states and 565 transitions. [2020-10-20 03:10:39,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 03:10:39,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2020-10-20 03:10:39,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:10:39,529 INFO L225 Difference]: With dead ends: 212 [2020-10-20 03:10:39,529 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 03:10:39,530 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 03:10:39,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 03:10:39,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 03:10:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 03:10:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 03:10:39,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-10-20 03:10:39,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:10:39,531 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 03:10:39,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 03:10:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 03:10:39,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 03:10:39,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 03:10:39,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 03:10:39 BasicIcfg [2020-10-20 03:10:39,536 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 03:10:39,537 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 03:10:39,537 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 03:10:39,537 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 03:10:39,538 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:10:27" (3/4) ... [2020-10-20 03:10:39,542 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 03:10:39,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread_ath9k [2020-10-20 03:10:39,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread_usb [2020-10-20 03:10:39,556 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-10-20 03:10:39,557 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-20 03:10:39,557 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 03:10:39,557 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 03:10:39,613 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 03:10:39,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 03:10:39,615 INFO L168 Benchmark]: Toolchain (without parser) took 14442.78 ms. Allocated memory was 34.6 MB in the beginning and 127.4 MB in the end (delta: 92.8 MB). Free memory was 8.1 MB in the beginning and 61.8 MB in the end (delta: -53.7 MB). Peak memory consumption was 39.1 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,616 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 18.5 MB in the beginning and 18.5 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1690.36 ms. Allocated memory was 34.6 MB in the beginning and 62.4 MB in the end (delta: 27.8 MB). Free memory was 7.2 MB in the beginning and 27.9 MB in the end (delta: -20.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.02 ms. Allocated memory is still 62.4 MB. Free memory was 27.9 MB in the beginning and 24.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,618 INFO L168 Benchmark]: Boogie Preprocessor took 52.67 ms. Allocated memory is still 62.4 MB. Free memory was 24.1 MB in the beginning and 20.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,618 INFO L168 Benchmark]: RCFGBuilder took 773.73 ms. Allocated memory was 62.4 MB in the beginning and 67.6 MB in the end (delta: 5.2 MB). Free memory was 20.8 MB in the beginning and 19.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,619 INFO L168 Benchmark]: TraceAbstraction took 11761.89 ms. Allocated memory was 67.6 MB in the beginning and 127.4 MB in the end (delta: 59.8 MB). Free memory was 18.5 MB in the beginning and 66.2 MB in the end (delta: -47.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,620 INFO L168 Benchmark]: Witness Printer took 76.66 ms. Allocated memory is still 127.4 MB. Free memory was 66.2 MB in the beginning and 61.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 14.3 GB. [2020-10-20 03:10:39,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 18.5 MB in the beginning and 18.5 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1690.36 ms. Allocated memory was 34.6 MB in the beginning and 62.4 MB in the end (delta: 27.8 MB). Free memory was 7.2 MB in the beginning and 27.9 MB in the end (delta: -20.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 77.02 ms. Allocated memory is still 62.4 MB. Free memory was 27.9 MB in the beginning and 24.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 52.67 ms. Allocated memory is still 62.4 MB. Free memory was 24.1 MB in the beginning and 20.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 773.73 ms. Allocated memory was 62.4 MB in the beginning and 67.6 MB in the end (delta: 5.2 MB). Free memory was 20.8 MB in the beginning and 19.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 11761.89 ms. Allocated memory was 67.6 MB in the beginning and 127.4 MB in the end (delta: 59.8 MB). Free memory was 18.5 MB in the beginning and 66.2 MB in the end (delta: -47.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 14.3 GB. * Witness Printer took 76.66 ms. Allocated memory is still 127.4 MB. Free memory was 66.2 MB in the beginning and 61.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10013 VarBasedMoverChecksPositive, 95 VarBasedMoverChecksNegative, 35 SemBasedMoverChecksPositive, 60 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 332 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.5s, 273 PlacesBefore, 55 PlacesAfterwards, 313 TransitionsBefore, 66 TransitionsAfterwards, 12708 CoEnabledTransitionPairs, 7 FixpointIterations, 158 TrivialSequentialCompositions, 152 ConcurrentSequentialCompositions, 32 TrivialYvCompositions, 46 ConcurrentYvCompositions, 29 ChoiceCompositions, 417 TotalNumberOfCompositions, 23037 MoverChecksTotal - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 189 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.5s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.5s, HoareTripleCheckerStatistics: 373 SDtfs, 158 SDslu, 215 SDs, 0 SdLazy, 89 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=807occurred in iteration=2, 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, 7 MinimizatonAttempts, 691 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 715 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 3/3 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 correct! Received shutdown request...