./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi002_pso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_pso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt --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 46409b3cda3bb692b91f18ec20cd31dd601f1e4b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:00:09,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:00:09,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:00:09,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:00:09,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:00:09,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:00:09,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:00:09,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:00:09,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:00:09,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:00:09,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:00:09,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:00:09,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:00:09,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:00:09,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:00:09,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:00:09,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:00:09,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:00:09,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:00:09,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:00:09,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:00:09,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:00:09,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:00:09,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:00:09,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:00:09,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:00:09,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:00:09,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:00:09,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:00:09,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:00:09,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:00:09,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:00:09,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:00:09,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:00:09,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:00:09,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:00:09,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:00:09,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:00:09,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:00:09,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:00:09,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:00:09,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:00:09,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:00:09,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:00:09,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:00:09,458 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:00:09,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:00:09,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:00:09,460 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:00:09,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:00:09,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:00:09,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:00:09,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:00:09,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:00:09,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:00:09,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:00:09,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:00:09,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:00:09,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:00:09,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:00:09,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:00:09,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:00:09,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:00:09,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:00:09,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:00:09,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:00:09,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:00:09,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:00:09,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:00:09,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:00:09,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:00:09,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:00:09,470 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_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46409b3cda3bb692b91f18ec20cd31dd601f1e4b [2021-10-13 01:00:09,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:00:09,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:00:09,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:00:09,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:00:09,866 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:00:09,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/pthread-wmm/rfi002_pso.oepc.i [2021-10-13 01:00:10,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/data/57dce38de/7c31f9c74f1b4b4b9911dfb28e8819e4/FLAGe97c3fec3 [2021-10-13 01:00:10,721 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:00:10,722 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/sv-benchmarks/c/pthread-wmm/rfi002_pso.oepc.i [2021-10-13 01:00:10,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/data/57dce38de/7c31f9c74f1b4b4b9911dfb28e8819e4/FLAGe97c3fec3 [2021-10-13 01:00:10,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/data/57dce38de/7c31f9c74f1b4b4b9911dfb28e8819e4 [2021-10-13 01:00:10,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:00:10,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:00:10,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:00:10,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:00:10,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:00:10,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:10" (1/1) ... [2021-10-13 01:00:10,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4713e0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:10, skipping insertion in model container [2021-10-13 01:00:10,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:10" (1/1) ... [2021-10-13 01:00:10,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:00:11,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:00:11,255 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/sv-benchmarks/c/pthread-wmm/rfi002_pso.oepc.i[992,1005] [2021-10-13 01:00:11,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:00:11,584 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:00:11,613 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/sv-benchmarks/c/pthread-wmm/rfi002_pso.oepc.i[992,1005] [2021-10-13 01:00:11,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:00:11,852 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:00:11,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11 WrapperNode [2021-10-13 01:00:11,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:00:11,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:00:11,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:00:11,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:00:11,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:11,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:11,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:00:12,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:00:12,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:00:12,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:00:12,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:00:12,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:00:12,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:00:12,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:00:12,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (1/1) ... [2021-10-13 01:00:12,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:00:12,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:00:12,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:00:12,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:00:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 01:00:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 01:00:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:00:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 01:00:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-13 01:00:12,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-13 01:00:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-13 01:00:12,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-13 01:00:12,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:00:12,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 01:00:12,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:00:12,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:00:12,239 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 01:00:15,969 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:00:15,969 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-13 01:00:15,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:15 BoogieIcfgContainer [2021-10-13 01:00:15,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:00:15,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:00:15,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:00:15,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:00:15,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:00:10" (1/3) ... [2021-10-13 01:00:15,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187d6843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:15, skipping insertion in model container [2021-10-13 01:00:15,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:11" (2/3) ... [2021-10-13 01:00:15,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187d6843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:15, skipping insertion in model container [2021-10-13 01:00:15,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:15" (3/3) ... [2021-10-13 01:00:15,987 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_pso.oepc.i [2021-10-13 01:00:15,993 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 01:00:15,994 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:00:15,994 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 01:00:15,994 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-13 01:00:16,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,048 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,048 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,049 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,049 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,054 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,062 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,062 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,062 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,064 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,064 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,064 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,065 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,065 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,065 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,066 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,066 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,066 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,078 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,084 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,086 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,088 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,103 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,104 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,104 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,105 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,105 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,105 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,105 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,106 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,107 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,146 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,146 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,156 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,158 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,167 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,169 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 01:00:16,175 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-13 01:00:16,234 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:00:16,248 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:00:16,248 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-13 01:00:16,280 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-13 01:00:16,300 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 96 places, 91 transitions, 192 flow [2021-10-13 01:00:16,303 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 96 places, 91 transitions, 192 flow [2021-10-13 01:00:16,305 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 91 transitions, 192 flow [2021-10-13 01:00:16,370 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2021-10-13 01:00:16,371 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-13 01:00:16,375 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 48 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 53. Up to 2 conditions per place. [2021-10-13 01:00:16,379 INFO L116 LiptonReduction]: Number of co-enabled transitions 1208 [2021-10-13 01:00:37,242 INFO L131 LiptonReduction]: Checked pairs total: 3241 [2021-10-13 01:00:37,242 INFO L133 LiptonReduction]: Total number of compositions: 81 [2021-10-13 01:00:37,255 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 21 transitions, 52 flow [2021-10-13 01:00:37,284 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 194 states, 191 states have (on average 2.418848167539267) internal successors, (462), 193 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:37,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 194 states, 191 states have (on average 2.418848167539267) internal successors, (462), 193 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 01:00:37,294 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:37,294 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-13 01:00:37,295 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:37,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:37,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1618872621, now seen corresponding path program 1 times [2021-10-13 01:00:37,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:37,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555993174] [2021-10-13 01:00:37,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:37,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:37,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:37,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:37,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555993174] [2021-10-13 01:00:37,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555993174] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:37,772 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:37,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-13 01:00:37,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632390984] [2021-10-13 01:00:37,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:00:37,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:37,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:00:37,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:37,813 INFO L87 Difference]: Start difference. First operand has 194 states, 191 states have (on average 2.418848167539267) internal successors, (462), 193 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:37,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:37,945 INFO L93 Difference]: Finished difference Result 164 states and 383 transitions. [2021-10-13 01:00:37,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:00:37,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-10-13 01:00:37,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:37,960 INFO L225 Difference]: With dead ends: 164 [2021-10-13 01:00:37,961 INFO L226 Difference]: Without dead ends: 158 [2021-10-13 01:00:37,962 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:37,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-13 01:00:38,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2021-10-13 01:00:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 157 states have (on average 2.3694267515923566) internal successors, (372), 157 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 372 transitions. [2021-10-13 01:00:38,019 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 372 transitions. Word has length 5 [2021-10-13 01:00:38,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:38,019 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 372 transitions. [2021-10-13 01:00:38,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 372 transitions. [2021-10-13 01:00:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 01:00:38,021 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:38,021 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:38,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:00:38,022 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:38,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:38,023 INFO L82 PathProgramCache]: Analyzing trace with hash 958522912, now seen corresponding path program 1 times [2021-10-13 01:00:38,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:38,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113851408] [2021-10-13 01:00:38,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:38,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:38,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:38,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:38,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113851408] [2021-10-13 01:00:38,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113851408] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:38,210 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:38,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-13 01:00:38,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594633480] [2021-10-13 01:00:38,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:00:38,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:38,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:00:38,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:38,214 INFO L87 Difference]: Start difference. First operand 158 states and 372 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:38,237 INFO L93 Difference]: Finished difference Result 146 states and 338 transitions. [2021-10-13 01:00:38,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:00:38,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2021-10-13 01:00:38,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:38,242 INFO L225 Difference]: With dead ends: 146 [2021-10-13 01:00:38,242 INFO L226 Difference]: Without dead ends: 146 [2021-10-13 01:00:38,243 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:38,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-10-13 01:00:38,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2021-10-13 01:00:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 145 states have (on average 2.331034482758621) internal successors, (338), 145 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 338 transitions. [2021-10-13 01:00:38,269 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 338 transitions. Word has length 7 [2021-10-13 01:00:38,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:38,270 INFO L470 AbstractCegarLoop]: Abstraction has 146 states and 338 transitions. [2021-10-13 01:00:38,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 338 transitions. [2021-10-13 01:00:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 01:00:38,272 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:38,272 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:38,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:00:38,272 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:38,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:38,273 INFO L82 PathProgramCache]: Analyzing trace with hash 2017502104, now seen corresponding path program 1 times [2021-10-13 01:00:38,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:38,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331881206] [2021-10-13 01:00:38,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:38,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:38,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:38,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331881206] [2021-10-13 01:00:38,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331881206] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:38,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:38,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:00:38,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290647402] [2021-10-13 01:00:38,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:00:38,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:38,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:00:38,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:00:38,544 INFO L87 Difference]: Start difference. First operand 146 states and 338 transitions. Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:38,634 INFO L93 Difference]: Finished difference Result 145 states and 335 transitions. [2021-10-13 01:00:38,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:00:38,639 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2021-10-13 01:00:38,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:38,642 INFO L225 Difference]: With dead ends: 145 [2021-10-13 01:00:38,642 INFO L226 Difference]: Without dead ends: 145 [2021-10-13 01:00:38,643 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 27.7ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:00:38,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-10-13 01:00:38,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2021-10-13 01:00:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 144 states have (on average 2.326388888888889) internal successors, (335), 144 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 335 transitions. [2021-10-13 01:00:38,660 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 335 transitions. Word has length 9 [2021-10-13 01:00:38,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:38,661 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 335 transitions. [2021-10-13 01:00:38,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 335 transitions. [2021-10-13 01:00:38,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 01:00:38,663 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:38,663 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:38,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:00:38,664 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:38,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:38,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1909657762, now seen corresponding path program 1 times [2021-10-13 01:00:38,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:38,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329354690] [2021-10-13 01:00:38,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:38,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:38,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:38,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329354690] [2021-10-13 01:00:38,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329354690] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:38,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:38,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-13 01:00:38,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198253702] [2021-10-13 01:00:38,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:00:38,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:38,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:00:38,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:38,780 INFO L87 Difference]: Start difference. First operand 145 states and 335 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:38,801 INFO L93 Difference]: Finished difference Result 134 states and 305 transitions. [2021-10-13 01:00:38,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:00:38,802 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-10-13 01:00:38,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:38,805 INFO L225 Difference]: With dead ends: 134 [2021-10-13 01:00:38,805 INFO L226 Difference]: Without dead ends: 134 [2021-10-13 01:00:38,807 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:38,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-10-13 01:00:38,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-10-13 01:00:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 133 states have (on average 2.293233082706767) internal successors, (305), 133 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 305 transitions. [2021-10-13 01:00:38,824 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 305 transitions. Word has length 10 [2021-10-13 01:00:38,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:38,824 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 305 transitions. [2021-10-13 01:00:38,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 305 transitions. [2021-10-13 01:00:38,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 01:00:38,827 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:38,827 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:38,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:00:38,828 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:38,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:38,828 INFO L82 PathProgramCache]: Analyzing trace with hash 553586495, now seen corresponding path program 1 times [2021-10-13 01:00:38,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:38,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089422522] [2021-10-13 01:00:38,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:38,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:39,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:39,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089422522] [2021-10-13 01:00:39,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089422522] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:39,378 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:39,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:00:39,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549092963] [2021-10-13 01:00:39,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:00:39,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:39,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:00:39,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:39,383 INFO L87 Difference]: Start difference. First operand 134 states and 305 transitions. Second operand has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:39,581 INFO L93 Difference]: Finished difference Result 164 states and 379 transitions. [2021-10-13 01:00:39,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:00:39,582 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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 12 [2021-10-13 01:00:39,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:39,585 INFO L225 Difference]: With dead ends: 164 [2021-10-13 01:00:39,586 INFO L226 Difference]: Without dead ends: 164 [2021-10-13 01:00:39,586 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 55.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:39,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-10-13 01:00:39,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-10-13 01:00:39,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 2.3251533742331287) internal successors, (379), 163 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 379 transitions. [2021-10-13 01:00:39,602 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 379 transitions. Word has length 12 [2021-10-13 01:00:39,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:39,603 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 379 transitions. [2021-10-13 01:00:39,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,604 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2021-10-13 01:00:39,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 01:00:39,606 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:39,607 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:39,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:00:39,607 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:39,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:39,608 INFO L82 PathProgramCache]: Analyzing trace with hash -366763667, now seen corresponding path program 2 times [2021-10-13 01:00:39,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:39,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498298217] [2021-10-13 01:00:39,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:39,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:40,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:40,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:40,115 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498298217] [2021-10-13 01:00:40,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498298217] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:40,116 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:40,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:00:40,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106449456] [2021-10-13 01:00:40,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:00:40,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:40,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:00:40,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:40,119 INFO L87 Difference]: Start difference. First operand 164 states and 379 transitions. Second operand has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:40,388 INFO L93 Difference]: Finished difference Result 206 states and 467 transitions. [2021-10-13 01:00:40,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:00:40,390 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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 12 [2021-10-13 01:00:40,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:40,392 INFO L225 Difference]: With dead ends: 206 [2021-10-13 01:00:40,392 INFO L226 Difference]: Without dead ends: 170 [2021-10-13 01:00:40,392 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 96.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:00:40,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2021-10-13 01:00:40,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 140. [2021-10-13 01:00:40,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 2.287769784172662) internal successors, (318), 139 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 318 transitions. [2021-10-13 01:00:40,410 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 318 transitions. Word has length 12 [2021-10-13 01:00:40,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:40,410 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 318 transitions. [2021-10-13 01:00:40,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 318 transitions. [2021-10-13 01:00:40,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:40,419 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:40,419 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:40,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:00:40,420 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:40,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:40,426 INFO L82 PathProgramCache]: Analyzing trace with hash -18688749, now seen corresponding path program 1 times [2021-10-13 01:00:40,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:40,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910960949] [2021-10-13 01:00:40,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:40,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:40,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:40,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910960949] [2021-10-13 01:00:40,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910960949] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:40,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:40,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:00:40,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978408080] [2021-10-13 01:00:40,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:00:40,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:40,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:00:40,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:00:40,659 INFO L87 Difference]: Start difference. First operand 140 states and 318 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:40,770 INFO L93 Difference]: Finished difference Result 213 states and 474 transitions. [2021-10-13 01:00:40,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:00:40,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:40,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:40,773 INFO L225 Difference]: With dead ends: 213 [2021-10-13 01:00:40,773 INFO L226 Difference]: Without dead ends: 144 [2021-10-13 01:00:40,774 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.3ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:00:40,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-10-13 01:00:40,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2021-10-13 01:00:40,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 2.1538461538461537) internal successors, (308), 143 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 308 transitions. [2021-10-13 01:00:40,782 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 308 transitions. Word has length 13 [2021-10-13 01:00:40,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:40,783 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 308 transitions. [2021-10-13 01:00:40,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 308 transitions. [2021-10-13 01:00:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:40,788 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:40,788 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:40,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:00:40,788 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:40,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:40,789 INFO L82 PathProgramCache]: Analyzing trace with hash -75656829, now seen corresponding path program 2 times [2021-10-13 01:00:40,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:40,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767000175] [2021-10-13 01:00:40,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:40,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:41,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:41,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767000175] [2021-10-13 01:00:41,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767000175] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:41,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:41,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:00:41,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726887841] [2021-10-13 01:00:41,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:00:41,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:41,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:00:41,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:00:41,046 INFO L87 Difference]: Start difference. First operand 144 states and 308 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:41,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:41,185 INFO L93 Difference]: Finished difference Result 164 states and 339 transitions. [2021-10-13 01:00:41,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:00:41,188 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:41,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:41,189 INFO L225 Difference]: With dead ends: 164 [2021-10-13 01:00:41,189 INFO L226 Difference]: Without dead ends: 123 [2021-10-13 01:00:41,190 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 36.3ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:41,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-10-13 01:00:41,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 115. [2021-10-13 01:00:41,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 114 states have (on average 2.2017543859649122) internal successors, (251), 114 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 251 transitions. [2021-10-13 01:00:41,196 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 251 transitions. Word has length 13 [2021-10-13 01:00:41,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:41,196 INFO L470 AbstractCegarLoop]: Abstraction has 115 states and 251 transitions. [2021-10-13 01:00:41,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:41,197 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 251 transitions. [2021-10-13 01:00:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:41,199 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:41,199 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:41,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:00:41,201 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:41,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:41,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1908599785, now seen corresponding path program 3 times [2021-10-13 01:00:41,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:41,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613268918] [2021-10-13 01:00:41,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:41,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:41,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:41,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613268918] [2021-10-13 01:00:41,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613268918] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:41,636 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:41,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 01:00:41,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524223091] [2021-10-13 01:00:41,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 01:00:41,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:41,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 01:00:41,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:00:41,638 INFO L87 Difference]: Start difference. First operand 115 states and 251 transitions. Second operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:41,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:41,890 INFO L93 Difference]: Finished difference Result 181 states and 397 transitions. [2021-10-13 01:00:41,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:00:41,891 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:41,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:41,892 INFO L225 Difference]: With dead ends: 181 [2021-10-13 01:00:41,892 INFO L226 Difference]: Without dead ends: 88 [2021-10-13 01:00:41,893 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 106.6ms TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-13 01:00:41,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-10-13 01:00:41,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-10-13 01:00:41,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 2.1724137931034484) internal successors, (189), 87 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:41,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 189 transitions. [2021-10-13 01:00:41,898 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 189 transitions. Word has length 13 [2021-10-13 01:00:41,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:41,898 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 189 transitions. [2021-10-13 01:00:41,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:41,899 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 189 transitions. [2021-10-13 01:00:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:41,899 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:41,900 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:41,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:00:41,900 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:41,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:41,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1515227301, now seen corresponding path program 4 times [2021-10-13 01:00:41,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:41,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465796199] [2021-10-13 01:00:41,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:41,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:42,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:42,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465796199] [2021-10-13 01:00:42,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465796199] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:42,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:42,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 01:00:42,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003306492] [2021-10-13 01:00:42,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 01:00:42,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:42,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 01:00:42,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:00:42,230 INFO L87 Difference]: Start difference. First operand 88 states and 189 transitions. Second operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:42,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:42,606 INFO L93 Difference]: Finished difference Result 155 states and 322 transitions. [2021-10-13 01:00:42,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 01:00:42,607 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:42,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:42,608 INFO L225 Difference]: With dead ends: 155 [2021-10-13 01:00:42,609 INFO L226 Difference]: Without dead ends: 116 [2021-10-13 01:00:42,609 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 214.7ms TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2021-10-13 01:00:42,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-10-13 01:00:42,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 88. [2021-10-13 01:00:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 2.0804597701149423) internal successors, (181), 87 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:42,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 181 transitions. [2021-10-13 01:00:42,614 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 181 transitions. Word has length 13 [2021-10-13 01:00:42,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:42,614 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 181 transitions. [2021-10-13 01:00:42,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 181 transitions. [2021-10-13 01:00:42,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:42,615 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:42,615 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:42,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 01:00:42,616 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:42,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:42,616 INFO L82 PathProgramCache]: Analyzing trace with hash 1515236601, now seen corresponding path program 5 times [2021-10-13 01:00:42,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:42,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062733519] [2021-10-13 01:00:42,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:42,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:42,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:42,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062733519] [2021-10-13 01:00:42,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062733519] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:42,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:42,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:00:42,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371050097] [2021-10-13 01:00:42,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:00:42,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:42,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:00:42,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:42,830 INFO L87 Difference]: Start difference. First operand 88 states and 181 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:42,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:42,985 INFO L93 Difference]: Finished difference Result 106 states and 206 transitions. [2021-10-13 01:00:42,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:00:42,986 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:42,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:42,987 INFO L225 Difference]: With dead ends: 106 [2021-10-13 01:00:42,987 INFO L226 Difference]: Without dead ends: 63 [2021-10-13 01:00:42,987 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 48.0ms TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:42,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-10-13 01:00:42,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-10-13 01:00:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.9193548387096775) internal successors, (119), 62 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 119 transitions. [2021-10-13 01:00:42,990 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 119 transitions. Word has length 13 [2021-10-13 01:00:42,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:42,991 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 119 transitions. [2021-10-13 01:00:42,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2021-10-13 01:00:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:42,992 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:42,992 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:42,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 01:00:42,993 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:42,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:42,993 INFO L82 PathProgramCache]: Analyzing trace with hash -75576109, now seen corresponding path program 6 times [2021-10-13 01:00:42,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:42,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797359126] [2021-10-13 01:00:42,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:42,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:43,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:43,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797359126] [2021-10-13 01:00:43,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797359126] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:43,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:43,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:00:43,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890762290] [2021-10-13 01:00:43,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:00:43,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:43,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:00:43,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:43,206 INFO L87 Difference]: Start difference. First operand 63 states and 119 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:43,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:43,395 INFO L93 Difference]: Finished difference Result 66 states and 124 transitions. [2021-10-13 01:00:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:00:43,396 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:43,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:43,396 INFO L225 Difference]: With dead ends: 66 [2021-10-13 01:00:43,396 INFO L226 Difference]: Without dead ends: 66 [2021-10-13 01:00:43,397 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 101.8ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-10-13 01:00:43,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-10-13 01:00:43,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2021-10-13 01:00:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 65 states have (on average 1.9076923076923078) internal successors, (124), 65 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 124 transitions. [2021-10-13 01:00:43,400 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 124 transitions. Word has length 13 [2021-10-13 01:00:43,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:43,400 INFO L470 AbstractCegarLoop]: Abstraction has 66 states and 124 transitions. [2021-10-13 01:00:43,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2021-10-13 01:00:43,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 01:00:43,402 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:43,402 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:43,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 01:00:43,403 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:43,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:43,403 INFO L82 PathProgramCache]: Analyzing trace with hash -73087429, now seen corresponding path program 7 times [2021-10-13 01:00:43,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:43,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765002102] [2021-10-13 01:00:43,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:43,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:43,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:43,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:43,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765002102] [2021-10-13 01:00:43,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765002102] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:43,894 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:43,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 01:00:43,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909911005] [2021-10-13 01:00:43,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 01:00:43,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:43,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 01:00:43,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-10-13 01:00:43,895 INFO L87 Difference]: Start difference. First operand 66 states and 124 transitions. Second operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:44,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:44,144 INFO L93 Difference]: Finished difference Result 67 states and 124 transitions. [2021-10-13 01:00:44,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:00:44,145 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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 13 [2021-10-13 01:00:44,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:44,146 INFO L225 Difference]: With dead ends: 67 [2021-10-13 01:00:44,146 INFO L226 Difference]: Without dead ends: 67 [2021-10-13 01:00:44,146 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 210.8ms TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:00:44,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-13 01:00:44,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 66. [2021-10-13 01:00:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 65 states have (on average 1.876923076923077) internal successors, (122), 65 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:44,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 122 transitions. [2021-10-13 01:00:44,150 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 122 transitions. Word has length 13 [2021-10-13 01:00:44,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:44,150 INFO L470 AbstractCegarLoop]: Abstraction has 66 states and 122 transitions. [2021-10-13 01:00:44,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:44,150 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 122 transitions. [2021-10-13 01:00:44,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 01:00:44,151 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:44,151 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:44,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 01:00:44,152 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:44,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:44,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1952106728, now seen corresponding path program 1 times [2021-10-13 01:00:44,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:44,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159246361] [2021-10-13 01:00:44,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:44,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:44,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:44,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159246361] [2021-10-13 01:00:44,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159246361] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:44,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:44,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 01:00:44,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014306016] [2021-10-13 01:00:44,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 01:00:44,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:44,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 01:00:44,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:00:44,547 INFO L87 Difference]: Start difference. First operand 66 states and 122 transitions. Second operand has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:44,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:44,813 INFO L93 Difference]: Finished difference Result 75 states and 134 transitions. [2021-10-13 01:00:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:00:44,814 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 14 [2021-10-13 01:00:44,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:44,815 INFO L225 Difference]: With dead ends: 75 [2021-10-13 01:00:44,815 INFO L226 Difference]: Without dead ends: 46 [2021-10-13 01:00:44,815 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 163.3ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:00:44,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-10-13 01:00:44,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-10-13 01:00:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.7555555555555555) internal successors, (79), 45 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 79 transitions. [2021-10-13 01:00:44,818 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 79 transitions. Word has length 14 [2021-10-13 01:00:44,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:44,819 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 79 transitions. [2021-10-13 01:00:44,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2021-10-13 01:00:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 01:00:44,819 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:44,820 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:44,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 01:00:44,822 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:44,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:44,822 INFO L82 PathProgramCache]: Analyzing trace with hash 2029255808, now seen corresponding path program 2 times [2021-10-13 01:00:44,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:44,823 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735484719] [2021-10-13 01:00:44,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:44,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:45,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:45,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:45,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735484719] [2021-10-13 01:00:45,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735484719] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:45,129 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:45,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:00:45,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145398076] [2021-10-13 01:00:45,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 01:00:45,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:45,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 01:00:45,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:00:45,134 INFO L87 Difference]: Start difference. First operand 46 states and 79 transitions. Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:45,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:45,370 INFO L93 Difference]: Finished difference Result 62 states and 101 transitions. [2021-10-13 01:00:45,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:00:45,370 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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 14 [2021-10-13 01:00:45,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:45,371 INFO L225 Difference]: With dead ends: 62 [2021-10-13 01:00:45,371 INFO L226 Difference]: Without dead ends: 42 [2021-10-13 01:00:45,372 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 180.6ms TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:00:45,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-10-13 01:00:45,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-10-13 01:00:45,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 41 states have (on average 1.6829268292682926) internal successors, (69), 41 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 69 transitions. [2021-10-13 01:00:45,375 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 69 transitions. Word has length 14 [2021-10-13 01:00:45,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:45,375 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 69 transitions. [2021-10-13 01:00:45,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:45,375 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2021-10-13 01:00:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 01:00:45,379 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:45,380 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:45,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 01:00:45,380 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-13 01:00:45,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:45,381 INFO L82 PathProgramCache]: Analyzing trace with hash 144678322, now seen corresponding path program 3 times [2021-10-13 01:00:45,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:45,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400854608] [2021-10-13 01:00:45,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:45,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:45,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:45,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:45,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400854608] [2021-10-13 01:00:45,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400854608] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:45,636 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:45,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:00:45,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103203816] [2021-10-13 01:00:45,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 01:00:45,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:45,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 01:00:45,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:00:45,639 INFO L87 Difference]: Start difference. First operand 42 states and 69 transitions. Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:45,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:45,778 INFO L93 Difference]: Finished difference Result 34 states and 51 transitions. [2021-10-13 01:00:45,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:00:45,779 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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 14 [2021-10-13 01:00:45,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:45,779 INFO L225 Difference]: With dead ends: 34 [2021-10-13 01:00:45,779 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:00:45,780 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 98.0ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-10-13 01:00:45,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:00:45,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:00:45,780 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) [2021-10-13 01:00:45,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:00:45,781 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2021-10-13 01:00:45,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:45,781 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:00:45,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:00:45,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:00:45,784 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:00:45,791 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:00:45,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-13 01:00:45,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-13 01:00:45,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:00:45,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 01:00:45,801 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-13 01:00:45,801 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:00:45,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:00:45 BasicIcfg [2021-10-13 01:00:45,804 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:00:45,805 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:00:45,805 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:00:45,805 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:00:45,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:15" (3/4) ... [2021-10-13 01:00:45,810 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:00:45,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2021-10-13 01:00:45,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2021-10-13 01:00:45,828 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 113 nodes and edges [2021-10-13 01:00:45,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-13 01:00:45,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-13 01:00:45,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:00:45,924 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:00:45,924 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:00:45,926 INFO L168 Benchmark]: Toolchain (without parser) took 34999.98 ms. Allocated memory was 79.7 MB in the beginning and 276.8 MB in the end (delta: 197.1 MB). Free memory was 41.4 MB in the beginning and 172.0 MB in the end (delta: -130.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,927 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 79.7 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:00:45,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 928.57 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 41.2 MB in the beginning and 76.0 MB in the end (delta: -34.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.24 ms. Allocated memory is still 113.2 MB. Free memory was 76.0 MB in the beginning and 72.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,929 INFO L168 Benchmark]: Boogie Preprocessor took 120.42 ms. Allocated memory is still 113.2 MB. Free memory was 72.5 MB in the beginning and 69.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,929 INFO L168 Benchmark]: RCFGBuilder took 3851.79 ms. Allocated memory was 113.2 MB in the beginning and 155.2 MB in the end (delta: 41.9 MB). Free memory was 69.7 MB in the beginning and 111.2 MB in the end (delta: -41.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,930 INFO L168 Benchmark]: TraceAbstraction took 29829.64 ms. Allocated memory was 155.2 MB in the beginning and 276.8 MB in the end (delta: 121.6 MB). Free memory was 110.1 MB in the beginning and 180.4 MB in the end (delta: -70.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,930 INFO L168 Benchmark]: Witness Printer took 119.54 ms. Allocated memory is still 276.8 MB. Free memory was 179.4 MB in the beginning and 172.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:45,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 79.7 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 928.57 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 41.2 MB in the beginning and 76.0 MB in the end (delta: -34.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 141.24 ms. Allocated memory is still 113.2 MB. Free memory was 76.0 MB in the beginning and 72.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 120.42 ms. Allocated memory is still 113.2 MB. Free memory was 72.5 MB in the beginning and 69.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3851.79 ms. Allocated memory was 113.2 MB in the beginning and 155.2 MB in the end (delta: 41.9 MB). Free memory was 69.7 MB in the beginning and 111.2 MB in the end (delta: -41.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 29829.64 ms. Allocated memory was 155.2 MB in the beginning and 276.8 MB in the end (delta: 121.6 MB). Free memory was 110.1 MB in the beginning and 180.4 MB in the end (delta: -70.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * Witness Printer took 119.54 ms. Allocated memory is still 276.8 MB. Free memory was 179.4 MB in the beginning and 172.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 20939.2ms, 96 PlacesBefore, 28 PlacesAfterwards, 91 TransitionsBefore, 21 TransitionsAfterwards, 1208 CoEnabledTransitionPairs, 6 FixpointIterations, 36 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 2 ChoiceCompositions, 81 TotalNumberOfCompositions, 3241 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1278, positive: 1133, positive conditional: 0, positive unconditional: 1133, negative: 145, negative conditional: 0, negative unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 838, positive: 774, positive conditional: 0, positive unconditional: 774, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 838, positive: 771, positive conditional: 0, positive unconditional: 771, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1634, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 1592, negative conditional: 0, negative unconditional: 1592, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1278, positive: 359, positive conditional: 0, positive unconditional: 359, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 838, unknown conditional: 0, unknown unconditional: 838] , Statistics on independence cache: Total cache size (in pairs): 68, Positive cache size: 42, Positive conditional cache size: 0, Positive unconditional cache size: 42, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 29565.9ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 39.2ms, AutomataDifference: 2968.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21035.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 228 SDtfs, 343 SDslu, 381 SDs, 0 SdLazy, 631 SolverSat, 316 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1837.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 1368.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=0, InterpolantAutomatonStates: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 165.3ms AutomataMinimizationTime, 16 MinimizatonAttempts, 67 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 107.2ms SsaConstructionTime, 1352.7ms SatisfiabilityAnalysisTime, 3337.6ms InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 1931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-13 01:00:46,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36368bd-1c49-4334-9399-77e7f4ad1199/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...