./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b01f589d408f6e26ea7a63733affb8614d3f46d7c24e67c8e520356eb639cf0d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:21:33,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:21:33,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:21:33,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:21:33,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:21:33,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:21:33,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:21:33,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:21:33,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:21:33,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:21:33,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:21:33,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:21:33,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:21:33,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:21:33,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:21:33,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:21:33,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:21:33,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:21:33,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:21:33,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:21:33,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:21:33,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:21:33,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:21:33,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:21:33,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:21:33,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:21:33,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:21:33,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:21:33,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:21:33,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:21:33,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:21:33,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:21:33,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:21:33,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:21:33,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:21:33,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:21:33,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:21:33,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:21:33,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:21:33,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:21:33,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:21:33,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-22 16:21:33,316 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:21:33,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:21:33,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:21:33,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:21:33,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:21:33,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:21:33,322 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:21:33,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:21:33,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:21:33,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:21:33,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 16:21:33,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 16:21:33,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 16:21:33,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:21:33,325 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:21:33,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 16:21:33,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:21:33,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:21:33,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 16:21:33,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:21:33,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:21:33,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 16:21:33,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 16:21:33,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:21:33,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 16:21:33,327 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 16:21:33,328 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 16:21:33,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 16:21:33,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:21:33,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01f589d408f6e26ea7a63733affb8614d3f46d7c24e67c8e520356eb639cf0d [2021-11-22 16:21:33,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:21:33,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:21:33,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:21:33,718 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:21:33,719 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:21:33,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i [2021-11-22 16:21:33,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/data/32dd7de7e/eb028096a23c42429613c9022ad26bb4/FLAG66bb74173 [2021-11-22 16:21:34,976 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:21:34,977 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i [2021-11-22 16:21:35,043 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/data/32dd7de7e/eb028096a23c42429613c9022ad26bb4/FLAG66bb74173 [2021-11-22 16:21:35,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/data/32dd7de7e/eb028096a23c42429613c9022ad26bb4 [2021-11-22 16:21:35,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:21:35,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:21:35,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:21:35,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:21:35,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:21:35,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:21:35" (1/1) ... [2021-11-22 16:21:35,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b69f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:35, skipping insertion in model container [2021-11-22 16:21:35,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:21:35" (1/1) ... [2021-11-22 16:21:35,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:21:35,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:21:39,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i[472306,472319] [2021-11-22 16:21:39,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:21:39,297 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:21:40,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i[472306,472319] [2021-11-22 16:21:40,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:21:40,601 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:21:40,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40 WrapperNode [2021-11-22 16:21:40,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:21:40,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:21:40,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:21:40,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:21:40,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:40,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:48,381 INFO L137 Inliner]: procedures = 390, calls = 2687, calls flagged for inlining = 874, calls inlined = 31831, statements flattened = 355906 [2021-11-22 16:21:48,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:21:48,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:21:48,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:21:48,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:21:48,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:48,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:50,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:50,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:55,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:55,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:56,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:57,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:21:57,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:21:57,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:21:57,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:21:57,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (1/1) ... [2021-11-22 16:21:57,867 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:21:57,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:21:57,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 16:21:57,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92021f11-b11e-49f1-98b9-6399176fe007/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 16:21:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-22 16:21:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-22 16:21:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 16:21:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-22 16:21:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 16:21:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 16:21:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure isert_release_work [2021-11-22 16:21:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_release_work [2021-11-22 16:21:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-22 16:21:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-22 16:21:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 16:21:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:21:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 16:21:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-22 16:21:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-22 16:21:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-22 16:21:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure isert_put_conn [2021-11-22 16:21:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_put_conn [2021-11-22 16:21:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:21:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:21:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-22 16:21:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-22 16:21:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 16:21:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 16:21:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure isert_free_conn [2021-11-22 16:21:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_free_conn [2021-11-22 16:21:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send [2021-11-22 16:21:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send [2021-11-22 16:21:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure isert_aborted_task [2021-11-22 16:21:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_aborted_task [2021-11-22 16:21:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 16:21:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 16:21:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure isert_reg_rdma [2021-11-22 16:21:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_reg_rdma [2021-11-22 16:21:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 16:21:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure isert_reg_sig_mr [2021-11-22 16:21:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_reg_sig_mr [2021-11-22 16:21:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure isert_handle_prot_cmd [2021-11-22 16:21:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_handle_prot_cmd [2021-11-22 16:21:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 16:21:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure isert_fast_reg_mr [2021-11-22 16:21:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_fast_reg_mr [2021-11-22 16:21:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:21:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-22 16:21:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-22 16:21:59,692 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:21:59,695 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:26:19,968 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:26:20,406 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:26:20,407 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 16:26:20,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:26:20 BoogieIcfgContainer [2021-11-22 16:26:20,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:26:20,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 16:26:20,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 16:26:20,467 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 16:26:20,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:21:35" (1/3) ... [2021-11-22 16:26:20,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b400503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:26:20, skipping insertion in model container [2021-11-22 16:26:20,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:40" (2/3) ... [2021-11-22 16:26:20,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b400503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:26:20, skipping insertion in model container [2021-11-22 16:26:20,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:26:20" (3/3) ... [2021-11-22 16:26:20,472 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i [2021-11-22 16:26:20,479 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 16:26:20,479 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2021-11-22 16:26:20,715 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:26:20,723 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 16:26:20,724 INFO L340 AbstractCegarLoop]: Starting to check reachability of 75 error locations. [2021-11-22 16:26:21,569 INFO L276 IsEmpty]: Start isEmpty. Operand has 60823 states, 60273 states have (on average 1.3374977187131882) internal successors, (80615), 60351 states have internal predecessors, (80615), 460 states have call successors, (460), 14 states have call predecessors, (460), 14 states have return successors, (460), 459 states have call predecessors, (460), 460 states have call successors, (460) [2021-11-22 16:26:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 16:26:21,575 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:26:21,576 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:26:21,577 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION (and 73 more)] === [2021-11-22 16:26:21,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:26:21,588 INFO L85 PathProgramCache]: Analyzing trace with hash 621131042, now seen corresponding path program 1 times [2021-11-22 16:26:21,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:26:21,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761939479] [2021-11-22 16:26:21,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:26:21,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:26:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:26:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:26:22,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:26:22,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761939479] [2021-11-22 16:26:22,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761939479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:26:22,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:26:22,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:26:22,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062126020] [2021-11-22 16:26:22,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:26:22,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 16:26:22,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:26:22,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 16:26:22,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:26:22,351 INFO L87 Difference]: Start difference. First operand has 60823 states, 60273 states have (on average 1.3374977187131882) internal successors, (80615), 60351 states have internal predecessors, (80615), 460 states have call successors, (460), 14 states have call predecessors, (460), 14 states have return successors, (460), 459 states have call predecessors, (460), 460 states have call successors, (460) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:25,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:26:25,178 INFO L93 Difference]: Finished difference Result 121567 states and 163450 transitions. [2021-11-22 16:26:25,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:26:25,181 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-22 16:26:25,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:26:25,618 INFO L225 Difference]: With dead ends: 121567 [2021-11-22 16:26:25,619 INFO L226 Difference]: Without dead ends: 59817 [2021-11-22 16:26:26,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:26:26,295 INFO L933 BasicCegarLoop]: 80102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 80102 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:26:26,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 80102 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:26:26,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59817 states. [2021-11-22 16:26:28,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59817 to 59817. [2021-11-22 16:26:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59817 states, 59268 states have (on average 1.3048694067625026) internal successors, (77337), 59345 states have internal predecessors, (77337), 460 states have call successors, (460), 14 states have call predecessors, (460), 14 states have return successors, (460), 459 states have call predecessors, (460), 460 states have call successors, (460) [2021-11-22 16:26:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59817 states to 59817 states and 78257 transitions. [2021-11-22 16:26:28,910 INFO L78 Accepts]: Start accepts. Automaton has 59817 states and 78257 transitions. Word has length 30 [2021-11-22 16:26:28,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:26:28,911 INFO L470 AbstractCegarLoop]: Abstraction has 59817 states and 78257 transitions. [2021-11-22 16:26:28,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:28,913 INFO L276 IsEmpty]: Start isEmpty. Operand 59817 states and 78257 transitions. [2021-11-22 16:26:28,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 16:26:28,917 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:26:28,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:26:28,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 16:26:28,919 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION (and 73 more)] === [2021-11-22 16:26:28,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:26:28,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1750608220, now seen corresponding path program 1 times [2021-11-22 16:26:28,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:26:28,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192942888] [2021-11-22 16:26:28,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:26:28,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:26:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:26:29,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:26:29,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:26:29,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192942888] [2021-11-22 16:26:29,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192942888] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:26:29,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:26:29,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:26:29,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360227040] [2021-11-22 16:26:29,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:26:29,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:26:29,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:26:29,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:26:29,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:26:29,273 INFO L87 Difference]: Start difference. First operand 59817 states and 78257 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:34,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:26:34,099 INFO L93 Difference]: Finished difference Result 177968 states and 232839 transitions. [2021-11-22 16:26:34,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:26:34,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-22 16:26:34,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:26:34,632 INFO L225 Difference]: With dead ends: 177968 [2021-11-22 16:26:34,632 INFO L226 Difference]: Without dead ends: 118173 [2021-11-22 16:26:34,817 INFO L932 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 [2021-11-22 16:26:34,819 INFO L933 BasicCegarLoop]: 78700 mSDtfsCounter, 76368 mSDsluCounter, 78186 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76368 SdHoareTripleChecker+Valid, 156886 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 16:26:34,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76368 Valid, 156886 Invalid, 47 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 16:26:35,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118173 states. [2021-11-22 16:26:38,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118173 to 118029. [2021-11-22 16:26:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118029 states, 117024 states have (on average 1.3051254443532951) internal successors, (152731), 117104 states have internal predecessors, (152731), 902 states have call successors, (902), 28 states have call predecessors, (902), 28 states have return successors, (902), 900 states have call predecessors, (902), 902 states have call successors, (902) [2021-11-22 16:26:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118029 states to 118029 states and 154535 transitions. [2021-11-22 16:26:39,578 INFO L78 Accepts]: Start accepts. Automaton has 118029 states and 154535 transitions. Word has length 30 [2021-11-22 16:26:39,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:26:39,579 INFO L470 AbstractCegarLoop]: Abstraction has 118029 states and 154535 transitions. [2021-11-22 16:26:39,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:39,580 INFO L276 IsEmpty]: Start isEmpty. Operand 118029 states and 154535 transitions. [2021-11-22 16:26:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 16:26:39,615 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:26:39,615 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:26:39,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 16:26:39,616 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION (and 73 more)] === [2021-11-22 16:26:39,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:26:39,617 INFO L85 PathProgramCache]: Analyzing trace with hash -200548926, now seen corresponding path program 1 times [2021-11-22 16:26:39,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:26:39,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000398944] [2021-11-22 16:26:39,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:26:39,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:26:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:26:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:26:40,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:26:40,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000398944] [2021-11-22 16:26:40,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000398944] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:26:40,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:26:40,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:26:40,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87765454] [2021-11-22 16:26:40,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:26:40,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 16:26:40,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:26:40,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 16:26:40,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 16:26:40,761 INFO L87 Difference]: Start difference. First operand 118029 states and 154535 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:44,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:26:44,713 INFO L93 Difference]: Finished difference Result 236042 states and 309052 transitions. [2021-11-22 16:26:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 16:26:44,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-22 16:26:44,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:26:45,257 INFO L225 Difference]: With dead ends: 236042 [2021-11-22 16:26:45,258 INFO L226 Difference]: Without dead ends: 118029 [2021-11-22 16:26:45,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:26:45,602 INFO L933 BasicCegarLoop]: 78255 mSDtfsCounter, 3 mSDsluCounter, 156504 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 234759 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 16:26:45,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 234759 Invalid, 12 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 16:26:45,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118029 states. [2021-11-22 16:26:48,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118029 to 118029. [2021-11-22 16:26:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118029 states, 117024 states have (on average 1.305108353841947) internal successors, (152729), 117104 states have internal predecessors, (152729), 902 states have call successors, (902), 28 states have call predecessors, (902), 28 states have return successors, (902), 900 states have call predecessors, (902), 902 states have call successors, (902) [2021-11-22 16:26:49,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118029 states to 118029 states and 154533 transitions. [2021-11-22 16:26:49,371 INFO L78 Accepts]: Start accepts. Automaton has 118029 states and 154533 transitions. Word has length 59 [2021-11-22 16:26:49,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:26:49,371 INFO L470 AbstractCegarLoop]: Abstraction has 118029 states and 154533 transitions. [2021-11-22 16:26:49,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 118029 states and 154533 transitions. [2021-11-22 16:26:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 16:26:49,456 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:26:49,457 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:26:49,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 16:26:49,457 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION (and 73 more)] === [2021-11-22 16:26:49,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:26:49,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1652625452, now seen corresponding path program 1 times [2021-11-22 16:26:49,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:26:49,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235663527] [2021-11-22 16:26:49,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:26:49,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:26:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:26:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 16:26:50,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:26:50,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235663527] [2021-11-22 16:26:50,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235663527] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:26:50,529 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:26:50,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:26:50,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643340360] [2021-11-22 16:26:50,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:26:50,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:26:50,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:26:50,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:26:50,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:26:50,531 INFO L87 Difference]: Start difference. First operand 118029 states and 154533 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:55,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:26:55,801 INFO L93 Difference]: Finished difference Result 118029 states and 154533 transitions. [2021-11-22 16:26:55,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:26:55,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-11-22 16:26:55,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:26:55,805 INFO L225 Difference]: With dead ends: 118029 [2021-11-22 16:26:55,806 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 16:26:56,012 INFO L932 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 [2021-11-22 16:26:56,013 INFO L933 BasicCegarLoop]: 78031 mSDtfsCounter, 72169 mSDsluCounter, 4726 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 647 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72169 SdHoareTripleChecker+Valid, 82757 SdHoareTripleChecker+Invalid, 1294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 647 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:26:56,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72169 Valid, 82757 Invalid, 1294 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [647 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-11-22 16:26:56,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 16:26:56,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 16:26:56,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 16:26:56,017 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2021-11-22 16:26:56,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:26:56,017 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:26:56,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:26:56,018 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 16:26:56,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 16:26:56,021 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (74 of 75 remaining) [2021-11-22 16:26:56,022 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION (73 of 75 remaining) [2021-11-22 16:26:56,022 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION (72 of 75 remaining) [2021-11-22 16:26:56,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location isert_handle_prot_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION (71 of 75 remaining) [2021-11-22 16:26:56,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (70 of 75 remaining) [2021-11-22 16:26:56,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (69 of 75 remaining) [2021-11-22 16:26:56,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (68 of 75 remaining) [2021-11-22 16:26:56,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (67 of 75 remaining) [2021-11-22 16:26:56,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (66 of 75 remaining) [2021-11-22 16:26:56,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (65 of 75 remaining) [2021-11-22 16:26:56,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (64 of 75 remaining) [2021-11-22 16:26:56,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (63 of 75 remaining) [2021-11-22 16:26:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (62 of 75 remaining) [2021-11-22 16:26:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (61 of 75 remaining) [2021-11-22 16:26:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (60 of 75 remaining) [2021-11-22 16:26:56,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (59 of 75 remaining) [2021-11-22 16:26:56,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (58 of 75 remaining) [2021-11-22 16:26:56,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (57 of 75 remaining) [2021-11-22 16:26:56,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (56 of 75 remaining) [2021-11-22 16:26:56,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (55 of 75 remaining) [2021-11-22 16:26:56,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (54 of 75 remaining) [2021-11-22 16:26:56,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (53 of 75 remaining) [2021-11-22 16:26:56,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (52 of 75 remaining) [2021-11-22 16:26:56,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (51 of 75 remaining) [2021-11-22 16:26:56,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (50 of 75 remaining) [2021-11-22 16:26:56,030 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (49 of 75 remaining) [2021-11-22 16:26:56,030 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (48 of 75 remaining) [2021-11-22 16:26:56,030 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (47 of 75 remaining) [2021-11-22 16:26:56,031 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (46 of 75 remaining) [2021-11-22 16:26:56,031 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (45 of 75 remaining) [2021-11-22 16:26:56,031 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (44 of 75 remaining) [2021-11-22 16:26:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (43 of 75 remaining) [2021-11-22 16:26:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (42 of 75 remaining) [2021-11-22 16:26:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (41 of 75 remaining) [2021-11-22 16:26:56,033 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (40 of 75 remaining) [2021-11-22 16:26:56,033 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (39 of 75 remaining) [2021-11-22 16:26:56,033 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (38 of 75 remaining) [2021-11-22 16:26:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (37 of 75 remaining) [2021-11-22 16:26:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (36 of 75 remaining) [2021-11-22 16:26:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (35 of 75 remaining) [2021-11-22 16:26:56,035 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (34 of 75 remaining) [2021-11-22 16:26:56,035 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (33 of 75 remaining) [2021-11-22 16:26:56,035 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION (32 of 75 remaining) [2021-11-22 16:26:56,035 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION (31 of 75 remaining) [2021-11-22 16:26:56,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION (30 of 75 remaining) [2021-11-22 16:26:56,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION (29 of 75 remaining) [2021-11-22 16:26:56,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (28 of 75 remaining) [2021-11-22 16:26:56,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION (27 of 75 remaining) [2021-11-22 16:26:56,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION (26 of 75 remaining) [2021-11-22 16:26:56,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (25 of 75 remaining) [2021-11-22 16:26:56,038 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION (24 of 75 remaining) [2021-11-22 16:26:56,038 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION (23 of 75 remaining) [2021-11-22 16:26:56,038 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION (22 of 75 remaining) [2021-11-22 16:26:56,038 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION (21 of 75 remaining) [2021-11-22 16:26:56,039 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION (20 of 75 remaining) [2021-11-22 16:26:56,039 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION (19 of 75 remaining) [2021-11-22 16:26:56,039 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION (18 of 75 remaining) [2021-11-22 16:26:56,040 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION (17 of 75 remaining) [2021-11-22 16:26:56,040 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION (16 of 75 remaining) [2021-11-22 16:26:56,040 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION (15 of 75 remaining) [2021-11-22 16:26:56,040 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION (14 of 75 remaining) [2021-11-22 16:26:56,041 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION (13 of 75 remaining) [2021-11-22 16:26:56,041 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION (12 of 75 remaining) [2021-11-22 16:26:56,041 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION (11 of 75 remaining) [2021-11-22 16:26:56,042 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION (10 of 75 remaining) [2021-11-22 16:26:56,042 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION (9 of 75 remaining) [2021-11-22 16:26:56,042 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION (8 of 75 remaining) [2021-11-22 16:26:56,042 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION (7 of 75 remaining) [2021-11-22 16:26:56,043 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION (6 of 75 remaining) [2021-11-22 16:26:56,043 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION (5 of 75 remaining) [2021-11-22 16:26:56,043 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION (4 of 75 remaining) [2021-11-22 16:26:56,044 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION (3 of 75 remaining) [2021-11-22 16:26:56,044 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION (2 of 75 remaining) [2021-11-22 16:26:56,044 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION (1 of 75 remaining) [2021-11-22 16:26:56,044 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION (0 of 75 remaining) [2021-11-22 16:26:56,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 16:26:56,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.