./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G --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 38d92478d67c3996e3815aaa6d0075347cfc456da7f20d1b1bb733d11593b6cf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:24:13,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:24:13,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:24:13,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:24:13,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:24:13,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:24:13,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:24:13,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:24:13,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:24:13,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:24:13,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:24:13,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:24:13,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:24:13,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:24:13,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:24:13,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:24:13,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:24:13,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:24:13,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:24:13,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:24:13,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:24:13,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:24:13,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:24:13,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:24:13,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:24:13,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:24:13,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:24:13,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:24:13,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:24:13,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:24:13,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:24:13,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:24:13,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:24:13,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:24:13,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:24:13,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:24:13,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:24:13,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:24:13,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:24:13,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:24:13,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:24:13,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:24:13,579 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:24:13,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:24:13,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:24:13,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:24:13,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:24:13,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:24:13,583 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:24:13,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:24:13,584 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:24:13,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:24:13,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:24:13,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:24:13,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:24:13,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:24:13,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:24:13,587 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:24:13,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:24:13,587 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:24:13,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:24:13,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:24:13,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:24:13,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:24:13,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:24:13,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:24:13,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:24:13,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:24:13,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:24:13,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:24:13,591 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:24:13,591 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:24:13,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:24:13,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:24:13,592 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_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38d92478d67c3996e3815aaa6d0075347cfc456da7f20d1b1bb733d11593b6cf [2021-11-23 13:24:13,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:24:13,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:24:13,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:24:13,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:24:13,979 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:24:13,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/seq-pthread/cs_queue-1.i [2021-11-23 13:24:14,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/data/af5a6e1e1/2fcff5109a3c4db89eee9295f16994e9/FLAGc1064f6e8 [2021-11-23 13:24:14,744 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:24:14,744 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/sv-benchmarks/c/seq-pthread/cs_queue-1.i [2021-11-23 13:24:14,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/data/af5a6e1e1/2fcff5109a3c4db89eee9295f16994e9/FLAGc1064f6e8 [2021-11-23 13:24:14,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/data/af5a6e1e1/2fcff5109a3c4db89eee9295f16994e9 [2021-11-23 13:24:14,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:24:14,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:24:14,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:24:14,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:24:14,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:24:14,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:24:14" (1/1) ... [2021-11-23 13:24:14,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1829e55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:14, skipping insertion in model container [2021-11-23 13:24:14,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:24:14" (1/1) ... [2021-11-23 13:24:15,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:24:15,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:24:15,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/sv-benchmarks/c/seq-pthread/cs_queue-1.i[34744,34757] [2021-11-23 13:24:15,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:24:15,913 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:24:15,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/sv-benchmarks/c/seq-pthread/cs_queue-1.i[34744,34757] [2021-11-23 13:24:16,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:24:16,209 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:24:16,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16 WrapperNode [2021-11-23 13:24:16,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:24:16,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:24:16,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:24:16,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:24:16,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,529 INFO L137 Inliner]: procedures = 251, calls = 536, calls flagged for inlining = 159, calls inlined = 577, statements flattened = 6258 [2021-11-23 13:24:16,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:24:16,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:24:16,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:24:16,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:24:16,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:24:16,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:24:16,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:24:16,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:24:16,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (1/1) ... [2021-11-23 13:24:16,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:24:16,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:24:16,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:24:16,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:24:17,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 13:24:17,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 13:24:17,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 13:24:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 13:24:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 13:24:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 13:24:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:24:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 13:24:17,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:24:17,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:24:17,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:24:17,320 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:24:17,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:24:17,417 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,421 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,436 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,438 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,469 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,470 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,480 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,482 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,482 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,488 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,496 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,501 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,509 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,510 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,511 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,512 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,524 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,525 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,531 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,532 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,533 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,537 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,546 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,551 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,557 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,559 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,561 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,562 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,572 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,574 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,579 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,580 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,581 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,585 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,593 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:17,597 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 13:24:27,071 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036: assume 0 != ~__CS_ret~0 % 256;dequeue_#res#1 := 0; [2021-11-23 13:24:27,073 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,074 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036-2: assume 0 != ~__CS_ret~0 % 256;dequeue_#res#1 := 0; [2021-11-23 13:24:27,074 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,075 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036-4: assume 0 != ~__CS_ret~0 % 256;dequeue_#res#1 := 0; [2021-11-23 13:24:27,075 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,075 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##294: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,076 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##293: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,077 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1251: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,077 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1252: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,077 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##309: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,077 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##308: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,078 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1192: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,078 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1193: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,079 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-11: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,079 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-13: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,079 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-15: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,080 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-16: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,080 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-17: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,080 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-33: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,081 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-35: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,081 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-44: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,081 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-46: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,081 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-47: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,082 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-48: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,082 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-55: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,082 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-26: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,092 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-26: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,093 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-69: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,093 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-77: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,093 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-89: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,094 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-91: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,094 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-93: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,094 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-94: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,094 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-95: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,095 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-78: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,095 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-78: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,095 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-111: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,096 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-113: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,096 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-122: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,096 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-124: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,096 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-125: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,097 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-126: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,097 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-133: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,097 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-147: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,097 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1068: assume 0 != ~__CS_ret~0 % 256;t1_#res#1.base, t1_#res#1.offset := 0, 0; [2021-11-23 13:24:27,098 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1068: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,098 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-155: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,098 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1068-2: assume 0 != ~__CS_ret~0 % 256;t1_#res#1.base, t1_#res#1.offset := 0, 0; [2021-11-23 13:24:27,098 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1068-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,099 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1068-4: assume 0 != ~__CS_ret~0 % 256;t1_#res#1.base, t1_#res#1.offset := 0, 0; [2021-11-23 13:24:27,099 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1068-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,099 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-167: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,099 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-169: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,100 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-171: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,100 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-172: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,100 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-173: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,100 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-158: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,101 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-158: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,101 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-189: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,101 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-191: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,101 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-200: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,102 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-202: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,102 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-203: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,102 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-204: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,102 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-211: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,103 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-225: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,103 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-233: assume { :end_inline_assume_abort_if_not } true;~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256;assume -2147483648 <= __CS_cs_#t~nondet32#1 && __CS_cs_#t~nondet32#1 <= 2147483647; [2021-11-23 13:24:27,103 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-210: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,103 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-210: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,104 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-290: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,104 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-290: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,104 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-11: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,104 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-13: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,105 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-15: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,105 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-16: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,105 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-17: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,105 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-31: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,105 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-33: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,108 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-42: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,109 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-44: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,109 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-45: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,109 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-46: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,110 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-53: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,110 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-342: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,111 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-342: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,111 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-67: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,111 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-75: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,111 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-87: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,111 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-89: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,112 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-91: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,112 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-92: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,112 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-93: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,112 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-107: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,113 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-109: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,113 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-118: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,113 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-120: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,113 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-121: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,114 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-122: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,114 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-129: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,114 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-143: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,114 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-151: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,115 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-163: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,116 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-165: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,116 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-167: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,116 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-168: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,116 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-169: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,117 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-183: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,117 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-185: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,117 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-33: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,118 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-33: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,118 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-35: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,118 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-39: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,119 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-39: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,120 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-194: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,120 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-41: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,121 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-196: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,121 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-197: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,121 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-198: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,121 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-45: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,122 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-45: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,123 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-47: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,123 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-48: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,123 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-48: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,124 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-50: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,124 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-205: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,124 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-51: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,125 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-51: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,125 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-53: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,125 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-219: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,125 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-227: assume { :end_inline___CS_cs } true; [2021-11-23 13:24:27,126 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-93: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,126 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-93: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,127 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-95: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,128 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-99: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,128 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-99: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,128 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-101: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,129 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-126: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,129 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-126: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,129 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-128: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,129 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-132: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,130 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-132: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,132 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-134: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,134 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-135: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,134 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-135: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,134 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-137: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,135 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-138: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,136 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-138: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,136 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-140: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,136 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-159: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,137 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-159: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,137 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-161: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,137 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-201: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,137 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-201: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,138 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##377: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,138 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-203: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,138 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##376: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,138 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-225: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,144 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-225: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,144 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-227: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,145 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##393: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,145 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##392: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,146 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-261: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,146 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-261: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,146 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-263: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,146 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##399: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,147 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-267: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,147 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-267: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,147 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-269: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,147 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-273: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,147 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-273: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-275: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-276: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-276: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-278: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,149 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-279: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,149 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-279: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,149 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-281: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,151 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-321: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,151 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-321: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,151 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-323: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,152 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-327: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,152 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-327: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,152 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-329: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,152 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,153 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,153 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089-2: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,153 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,153 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089-4: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,153 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,154 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-354: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,167 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-354: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,167 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-356: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,167 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-360: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,168 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-360: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,168 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-362: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,168 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-363: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,168 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-363: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,169 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-365: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,169 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-366: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,169 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-366: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,169 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-368: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,169 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-387: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,170 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-387: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,170 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-389: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,170 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,170 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091: assume !(0 != ~__CS_ret~0 % 256);assume { :begin_inline___CS_cs } true;havoc __CS_cs_#t~nondet31#1, __CS_cs_#t~nondet32#1, __CS_cs_#t~ite33#1, __CS_cs_~k~0#1;__CS_cs_~k~0#1 := __CS_cs_#t~nondet31#1;havoc __CS_cs_#t~nondet31#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2021-11-23 13:24:27,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091-2: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091-2: assume !(0 != ~__CS_ret~0 % 256);assume { :begin_inline___CS_cs } true;havoc __CS_cs_#t~nondet31#1, __CS_cs_#t~nondet32#1, __CS_cs_#t~ite33#1, __CS_cs_~k~0#1;__CS_cs_~k~0#1 := __CS_cs_#t~nondet31#1;havoc __CS_cs_#t~nondet31#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2021-11-23 13:24:27,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091-4: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091-4: assume !(0 != ~__CS_ret~0 % 256);assume { :begin_inline___CS_cs } true;havoc __CS_cs_#t~nondet31#1, __CS_cs_#t~nondet32#1, __CS_cs_#t~ite33#1, __CS_cs_~k~0#1;__CS_cs_~k~0#1 := __CS_cs_#t~nondet31#1;havoc __CS_cs_#t~nondet31#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2021-11-23 13:24:27,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-429: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-429: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-431: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-453: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-453: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,173 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-455: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,173 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,173 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,176 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093-2: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,176 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,177 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093-4: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,177 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,177 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-489: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,177 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-489: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,177 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-491: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,178 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-495: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,178 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-495: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,178 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-497: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,178 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-501: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,179 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-501: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,179 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-503: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,181 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1080: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,181 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-504: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,181 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-504: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,181 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-506: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,182 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-507: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,182 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-507: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,182 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-509: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,182 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1079: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,183 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-549: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,183 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-549: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,183 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-551: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,183 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-555: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,183 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-555: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,184 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-557: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,184 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-582: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,184 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-582: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,184 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-584: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,184 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-588: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,185 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-588: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,185 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-590: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,185 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-591: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,185 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-591: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,186 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-593: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,186 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-594: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,187 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-594: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,187 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-596: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,187 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-615: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,187 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-615: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,188 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-617: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,188 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-657: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,188 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-657: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,188 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-659: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,188 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-681: assume 0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite33#1 := ~__CS_ret_PREEMPTED~0 % 256; [2021-11-23 13:24:27,189 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-681: assume !(0 != __CS_cs_#t~nondet32#1 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite33#1 := ~__CS_ret~0 % 256; [2021-11-23 13:24:27,189 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##400: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,189 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-683: ~__CS_ret~0 := __CS_cs_#t~ite33#1;havoc __CS_cs_#t~nondet32#1;havoc __CS_cs_#t~ite33#1; [2021-11-23 13:24:27,189 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1108: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1108: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1108-2: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1108-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1108-4: assume 0 != ~__CS_ret~0 % 256;t2_#res#1.base, t2_#res#1.offset := 0, 0; [2021-11-23 13:24:27,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1108-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,191 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1870: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,191 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1871: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,191 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1011: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,191 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1012: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,193 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1018: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,193 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1019: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,193 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,194 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,194 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,194 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,194 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125-2: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,194 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,195 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125-4: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,195 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,195 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1127: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,195 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1127: assume !(0 != ~__CS_ret~0 % 256);assume { :begin_inline___CS_cs } true;havoc __CS_cs_#t~nondet31#1, __CS_cs_#t~nondet32#1, __CS_cs_#t~ite33#1, __CS_cs_~k~0#1;__CS_cs_~k~0#1 := __CS_cs_#t~nondet31#1;havoc __CS_cs_#t~nondet31#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2021-11-23 13:24:27,196 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1127-2: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,196 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1127-2: assume !(0 != ~__CS_ret~0 % 256);assume { :begin_inline___CS_cs } true;havoc __CS_cs_#t~nondet31#1, __CS_cs_#t~nondet32#1, __CS_cs_#t~ite33#1, __CS_cs_~k~0#1;__CS_cs_~k~0#1 := __CS_cs_#t~nondet31#1;havoc __CS_cs_#t~nondet31#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2021-11-23 13:24:27,196 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1127-4: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,196 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1127-4: assume !(0 != ~__CS_ret~0 % 256);assume { :begin_inline___CS_cs } true;havoc __CS_cs_#t~nondet31#1, __CS_cs_#t~nondet32#1, __CS_cs_#t~ite33#1, __CS_cs_~k~0#1;__CS_cs_~k~0#1 := __CS_cs_#t~nondet31#1;havoc __CS_cs_#t~nondet31#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~__CS_round~0 % 256 + __CS_cs_~k~0#1 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2021-11-23 13:24:27,197 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,197 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,197 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129-2: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,197 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,197 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129-4: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-23 13:24:27,198 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,198 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1811: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,198 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1812: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,198 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,198 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##574: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,199 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##632: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,199 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##633: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,199 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1630: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,199 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1631: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,199 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1637: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,200 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1638: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,200 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1614: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,200 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1615: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,200 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1698: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,200 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1699: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,201 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##765: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,201 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##727: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,201 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##726: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,201 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##742: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,201 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##741: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,202 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##757: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,202 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##758: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,202 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##764: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,202 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1546: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,202 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1547: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,203 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1531: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,205 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1532: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,206 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,206 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,206 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-2: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,207 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,208 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-4: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,208 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,208 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-6: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,209 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-6: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,219 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-8: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,219 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-8: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,219 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-10: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,220 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L971-10: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,220 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,220 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,220 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-2: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,220 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,221 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-4: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-6: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-6: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-8: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-8: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,223 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-10: assume 0 != ~__CS_ret~0 % 256;empty_#res#1 := 0; [2021-11-23 13:24:27,224 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L976-10: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,224 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##995: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,225 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##996: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,225 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##928: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,225 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##927: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,225 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##913: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,225 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##912: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,226 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015: assume 0 != ~__CS_ret~0 % 256;enqueue_#res#1 := 0; [2021-11-23 13:24:27,226 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,226 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-2: assume 0 != ~__CS_ret~0 % 256;enqueue_#res#1 := 0; [2021-11-23 13:24:27,226 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-2: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-4: assume 0 != ~__CS_ret~0 % 256;enqueue_#res#1 := 0; [2021-11-23 13:24:27,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-4: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 13:24:27,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1383: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1384: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##138: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1376: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1377: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##146: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##145: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1360: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1361: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1345: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1346: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##108: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##107: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##122: assume 0 == assume_abort_if_not_~cond#1;assume false; [2021-11-23 13:24:27,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##123: assume !(0 == assume_abort_if_not_~cond#1); [2021-11-23 13:24:27,232 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:24:27,266 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:24:27,266 INFO L301 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-23 13:24:27,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:24:27 BoogieIcfgContainer [2021-11-23 13:24:27,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:24:27,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:24:27,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:24:27,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:24:27,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:24:14" (1/3) ... [2021-11-23 13:24:27,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@681c348f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:24:27, skipping insertion in model container [2021-11-23 13:24:27,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:16" (2/3) ... [2021-11-23 13:24:27,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@681c348f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:24:27, skipping insertion in model container [2021-11-23 13:24:27,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:24:27" (3/3) ... [2021-11-23 13:24:27,283 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_queue-1.i [2021-11-23 13:24:27,294 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:24:27,294 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-23 13:24:27,382 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:24:27,390 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 13:24:27,391 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-23 13:24:27,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 1462 states, 1454 states have (on average 1.5027510316368637) internal successors, (2185), 1461 states have internal predecessors, (2185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 13:24:27,511 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:27,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:27,513 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:27,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:27,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1099582001, now seen corresponding path program 1 times [2021-11-23 13:24:27,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:27,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271482647] [2021-11-23 13:24:27,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:27,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:24:27,954 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:27,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271482647] [2021-11-23 13:24:27,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271482647] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:24:27,955 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:24:27,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:24:27,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883527508] [2021-11-23 13:24:27,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:24:27,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 13:24:27,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:24:27,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 13:24:27,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 13:24:28,006 INFO L87 Difference]: Start difference. First operand has 1462 states, 1454 states have (on average 1.5027510316368637) internal successors, (2185), 1461 states have internal predecessors, (2185), 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 2 states, 2 states have (on average 58.0) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:28,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:24:28,127 INFO L93 Difference]: Finished difference Result 2901 states and 4338 transitions. [2021-11-23 13:24:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 13:24:28,130 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 58.0) internal successors, (116), 2 states have internal predecessors, (116), 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 116 [2021-11-23 13:24:28,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:24:28,163 INFO L225 Difference]: With dead ends: 2901 [2021-11-23 13:24:28,163 INFO L226 Difference]: Without dead ends: 1437 [2021-11-23 13:24:28,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 13:24:28,191 INFO L933 BasicCegarLoop]: 1894 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:24:28,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:24:28,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2021-11-23 13:24:28,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1437. [2021-11-23 13:24:28,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1437 states, 1430 states have (on average 1.3216783216783217) internal successors, (1890), 1436 states have internal predecessors, (1890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1437 states and 1890 transitions. [2021-11-23 13:24:28,335 INFO L78 Accepts]: Start accepts. Automaton has 1437 states and 1890 transitions. Word has length 116 [2021-11-23 13:24:28,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:24:28,336 INFO L470 AbstractCegarLoop]: Abstraction has 1437 states and 1890 transitions. [2021-11-23 13:24:28,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 58.0) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:28,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1890 transitions. [2021-11-23 13:24:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 13:24:28,345 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:28,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:28,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:24:28,346 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:28,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:28,347 INFO L85 PathProgramCache]: Analyzing trace with hash -552912829, now seen corresponding path program 1 times [2021-11-23 13:24:28,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:28,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626050986] [2021-11-23 13:24:28,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:28,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:24:28,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:28,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626050986] [2021-11-23 13:24:28,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626050986] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:24:28,626 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:24:28,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:24:28,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714795111] [2021-11-23 13:24:28,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:24:28,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:24:28,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:24:28,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:24:28,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:24:28,630 INFO L87 Difference]: Start difference. First operand 1437 states and 1890 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:28,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:24:28,830 INFO L93 Difference]: Finished difference Result 2872 states and 3778 transitions. [2021-11-23 13:24:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:24:28,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 116 [2021-11-23 13:24:28,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:24:28,841 INFO L225 Difference]: With dead ends: 2872 [2021-11-23 13:24:28,841 INFO L226 Difference]: Without dead ends: 1447 [2021-11-23 13:24:28,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:24:28,846 INFO L933 BasicCegarLoop]: 1885 mSDtfsCounter, 12 mSDsluCounter, 1883 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 3768 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:24:28,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 3768 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:24:28,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2021-11-23 13:24:28,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1438. [2021-11-23 13:24:28,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1438 states, 1431 states have (on average 1.3214535290006988) internal successors, (1891), 1437 states have internal predecessors, (1891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 1891 transitions. [2021-11-23 13:24:28,896 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 1891 transitions. Word has length 116 [2021-11-23 13:24:28,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:24:28,896 INFO L470 AbstractCegarLoop]: Abstraction has 1438 states and 1891 transitions. [2021-11-23 13:24:28,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1891 transitions. [2021-11-23 13:24:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 13:24:28,903 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:28,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:28,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 13:24:28,904 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:28,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:28,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1603555777, now seen corresponding path program 1 times [2021-11-23 13:24:28,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:28,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946608643] [2021-11-23 13:24:28,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:28,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:24:29,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:29,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946608643] [2021-11-23 13:24:29,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946608643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:24:29,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:24:29,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:24:29,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216117406] [2021-11-23 13:24:29,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:24:29,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:24:29,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:24:29,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:24:29,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:24:29,123 INFO L87 Difference]: Start difference. First operand 1438 states and 1891 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:29,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:24:29,235 INFO L93 Difference]: Finished difference Result 2879 states and 3788 transitions. [2021-11-23 13:24:29,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:24:29,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 123 [2021-11-23 13:24:29,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:24:29,246 INFO L225 Difference]: With dead ends: 2879 [2021-11-23 13:24:29,247 INFO L226 Difference]: Without dead ends: 1444 [2021-11-23 13:24:29,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:24:29,251 INFO L933 BasicCegarLoop]: 1884 mSDtfsCounter, 3 mSDsluCounter, 1877 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 3761 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:24:29,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 3761 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:24:29,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2021-11-23 13:24:29,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1441. [2021-11-23 13:24:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1441 states, 1434 states have (on average 1.3207810320781033) internal successors, (1894), 1440 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:29,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1441 states and 1894 transitions. [2021-11-23 13:24:29,297 INFO L78 Accepts]: Start accepts. Automaton has 1441 states and 1894 transitions. Word has length 123 [2021-11-23 13:24:29,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:24:29,298 INFO L470 AbstractCegarLoop]: Abstraction has 1441 states and 1894 transitions. [2021-11-23 13:24:29,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1894 transitions. [2021-11-23 13:24:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 13:24:29,304 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:29,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:29,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 13:24:29,305 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:29,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:29,306 INFO L85 PathProgramCache]: Analyzing trace with hash -107392763, now seen corresponding path program 1 times [2021-11-23 13:24:29,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:29,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777862495] [2021-11-23 13:24:29,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:29,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:29,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:24:29,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:29,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777862495] [2021-11-23 13:24:29,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777862495] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:24:29,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94873317] [2021-11-23 13:24:29,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:29,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:29,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:24:29,506 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:24:29,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:24:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:29,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:24:29,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:24:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:24:30,495 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:24:30,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:24:30,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94873317] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:24:30,967 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:24:30,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-23 13:24:30,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623531221] [2021-11-23 13:24:30,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:24:30,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 13:24:30,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:24:30,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 13:24:30,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:24:30,970 INFO L87 Difference]: Start difference. First operand 1441 states and 1894 transitions. Second operand has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:31,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:24:31,200 INFO L93 Difference]: Finished difference Result 2896 states and 3810 transitions. [2021-11-23 13:24:31,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 13:24:31,201 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 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 129 [2021-11-23 13:24:31,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:24:31,211 INFO L225 Difference]: With dead ends: 2896 [2021-11-23 13:24:31,211 INFO L226 Difference]: Without dead ends: 1458 [2021-11-23 13:24:31,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:24:31,221 INFO L933 BasicCegarLoop]: 1883 mSDtfsCounter, 17 mSDsluCounter, 5631 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 7514 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:24:31,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 7514 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:24:31,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2021-11-23 13:24:31,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1455. [2021-11-23 13:24:31,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1448 states have (on average 1.3176795580110496) internal successors, (1908), 1454 states have internal predecessors, (1908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:31,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1908 transitions. [2021-11-23 13:24:31,272 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1908 transitions. Word has length 129 [2021-11-23 13:24:31,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:24:31,273 INFO L470 AbstractCegarLoop]: Abstraction has 1455 states and 1908 transitions. [2021-11-23 13:24:31,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1908 transitions. [2021-11-23 13:24:31,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 13:24:31,280 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:31,281 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:31,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 13:24:31,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:31,505 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:31,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:31,506 INFO L85 PathProgramCache]: Analyzing trace with hash 793322323, now seen corresponding path program 2 times [2021-11-23 13:24:31,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:31,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845730556] [2021-11-23 13:24:31,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:31,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 13:24:31,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:31,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845730556] [2021-11-23 13:24:31,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845730556] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:24:31,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663707927] [2021-11-23 13:24:31,745 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:24:31,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:31,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:24:31,746 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:24:31,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:24:40,739 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:24:40,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 13:24:40,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 869 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 13:24:40,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:24:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 13:24:42,287 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:24:42,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1663707927] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:24:42,288 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:24:42,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-23 13:24:42,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271864438] [2021-11-23 13:24:42,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:24:42,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:24:42,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:24:42,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:24:42,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:24:42,290 INFO L87 Difference]: Start difference. First operand 1455 states and 1908 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 3 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:42,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:24:42,544 INFO L93 Difference]: Finished difference Result 2489 states and 3254 transitions. [2021-11-23 13:24:42,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:24:42,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 3 states have internal predecessors, (129), 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 143 [2021-11-23 13:24:42,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:24:42,563 INFO L225 Difference]: With dead ends: 2489 [2021-11-23 13:24:42,563 INFO L226 Difference]: Without dead ends: 2487 [2021-11-23 13:24:42,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:24:42,566 INFO L933 BasicCegarLoop]: 2012 mSDtfsCounter, 1741 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1741 SdHoareTripleChecker+Valid, 5335 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:24:42,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1741 Valid, 5335 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:24:42,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2021-11-23 13:24:42,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2461. [2021-11-23 13:24:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2461 states, 2454 states have (on average 1.3149959250203749) internal successors, (3227), 2460 states have internal predecessors, (3227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2461 states and 3227 transitions. [2021-11-23 13:24:42,656 INFO L78 Accepts]: Start accepts. Automaton has 2461 states and 3227 transitions. Word has length 143 [2021-11-23 13:24:42,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:24:42,660 INFO L470 AbstractCegarLoop]: Abstraction has 2461 states and 3227 transitions. [2021-11-23 13:24:42,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 3 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 3227 transitions. [2021-11-23 13:24:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 13:24:42,673 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:42,673 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:42,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 13:24:42,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:42,874 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:42,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:42,875 INFO L85 PathProgramCache]: Analyzing trace with hash -2121083530, now seen corresponding path program 1 times [2021-11-23 13:24:42,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:42,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293285836] [2021-11-23 13:24:42,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:42,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:43,028 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 13:24:43,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:43,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293285836] [2021-11-23 13:24:43,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293285836] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:24:43,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831539890] [2021-11-23 13:24:43,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:43,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:43,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:24:43,031 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:24:43,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 13:24:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:43,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 13:24:43,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:24:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 13:24:43,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:24:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 13:24:44,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831539890] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:24:44,439 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:24:44,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 14 [2021-11-23 13:24:44,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090058450] [2021-11-23 13:24:44,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:24:44,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-23 13:24:44,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:24:44,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-23 13:24:44,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2021-11-23 13:24:44,444 INFO L87 Difference]: Start difference. First operand 2461 states and 3227 transitions. Second operand has 14 states, 14 states have (on average 11.571428571428571) internal successors, (162), 14 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:45,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:24:45,512 INFO L93 Difference]: Finished difference Result 4998 states and 6560 transitions. [2021-11-23 13:24:45,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-23 13:24:45,514 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 11.571428571428571) internal successors, (162), 14 states have internal predecessors, (162), 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 145 [2021-11-23 13:24:45,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:24:45,531 INFO L225 Difference]: With dead ends: 4998 [2021-11-23 13:24:45,531 INFO L226 Difference]: Without dead ends: 2540 [2021-11-23 13:24:45,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=396, Invalid=726, Unknown=0, NotChecked=0, Total=1122 [2021-11-23 13:24:45,537 INFO L933 BasicCegarLoop]: 1881 mSDtfsCounter, 160 mSDsluCounter, 7507 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 9388 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 13:24:45,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 9388 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 13:24:45,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2540 states. [2021-11-23 13:24:45,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2540 to 2540. [2021-11-23 13:24:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2540 states, 2533 states have (on average 1.3063560994867747) internal successors, (3309), 2539 states have internal predecessors, (3309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:45,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2540 states and 3309 transitions. [2021-11-23 13:24:45,640 INFO L78 Accepts]: Start accepts. Automaton has 2540 states and 3309 transitions. Word has length 145 [2021-11-23 13:24:45,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:24:45,640 INFO L470 AbstractCegarLoop]: Abstraction has 2540 states and 3309 transitions. [2021-11-23 13:24:45,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.571428571428571) internal successors, (162), 14 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:24:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 3309 transitions. [2021-11-23 13:24:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 13:24:45,652 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:24:45,652 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:24:45,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 13:24:45,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:45,870 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:24:45,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:24:45,871 INFO L85 PathProgramCache]: Analyzing trace with hash 2132532390, now seen corresponding path program 2 times [2021-11-23 13:24:45,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:24:45,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041263266] [2021-11-23 13:24:45,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:24:45,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:24:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:24:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 223 proven. 100 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2021-11-23 13:24:46,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:24:46,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041263266] [2021-11-23 13:24:46,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041263266] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:24:46,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093188906] [2021-11-23 13:24:46,429 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:24:46,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:24:46,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:24:46,431 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:24:46,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 13:25:01,588 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:25:01,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 13:25:01,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 13:25:01,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:25:03,748 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 891 trivial. 0 not checked. [2021-11-23 13:25:03,748 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:25:03,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093188906] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:03,748 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:25:03,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 15 [2021-11-23 13:25:03,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070949402] [2021-11-23 13:25:03,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:03,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:25:03,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:03,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:25:03,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2021-11-23 13:25:03,751 INFO L87 Difference]: Start difference. First operand 2540 states and 3309 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 3 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:04,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:25:04,007 INFO L93 Difference]: Finished difference Result 2566 states and 3334 transitions. [2021-11-23 13:25:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:25:04,008 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 3 states have internal predecessors, (131), 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 224 [2021-11-23 13:25:04,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:25:04,026 INFO L225 Difference]: With dead ends: 2566 [2021-11-23 13:25:04,026 INFO L226 Difference]: Without dead ends: 2564 [2021-11-23 13:25:04,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2021-11-23 13:25:04,029 INFO L933 BasicCegarLoop]: 2012 mSDtfsCounter, 1737 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 5335 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:25:04,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1737 Valid, 5335 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:25:04,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2564 states. [2021-11-23 13:25:04,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2564 to 2542. [2021-11-23 13:25:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2542 states, 2535 states have (on average 1.3061143984220906) internal successors, (3311), 2541 states have internal predecessors, (3311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:04,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2542 states and 3311 transitions. [2021-11-23 13:25:04,144 INFO L78 Accepts]: Start accepts. Automaton has 2542 states and 3311 transitions. Word has length 224 [2021-11-23 13:25:04,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:25:04,146 INFO L470 AbstractCegarLoop]: Abstraction has 2542 states and 3311 transitions. [2021-11-23 13:25:04,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 3 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:04,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3311 transitions. [2021-11-23 13:25:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-23 13:25:04,159 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:25:04,160 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:04,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 13:25:04,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-23 13:25:04,374 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:25:04,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:04,375 INFO L85 PathProgramCache]: Analyzing trace with hash 664569705, now seen corresponding path program 1 times [2021-11-23 13:25:04,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:04,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436168955] [2021-11-23 13:25:04,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:04,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 223 proven. 100 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2021-11-23 13:25:04,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:04,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436168955] [2021-11-23 13:25:04,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436168955] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:25:04,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079114104] [2021-11-23 13:25:04,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:04,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:25:04,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:25:04,894 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:25:04,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 13:25:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:05,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 1309 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 13:25:05,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:25:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 223 proven. 100 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2021-11-23 13:25:05,889 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:25:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 223 proven. 100 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2021-11-23 13:25:06,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079114104] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:25:06,808 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:25:06,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 23 [2021-11-23 13:25:06,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575115699] [2021-11-23 13:25:06,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:25:06,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-23 13:25:06,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:06,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-23 13:25:06,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2021-11-23 13:25:06,811 INFO L87 Difference]: Start difference. First operand 2542 states and 3311 transitions. Second operand has 23 states, 23 states have (on average 7.739130434782608) internal successors, (178), 23 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:07,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:25:07,305 INFO L93 Difference]: Finished difference Result 5140 states and 6717 transitions. [2021-11-23 13:25:07,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 13:25:07,306 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.739130434782608) internal successors, (178), 23 states have internal predecessors, (178), 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 226 [2021-11-23 13:25:07,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:25:07,323 INFO L225 Difference]: With dead ends: 5140 [2021-11-23 13:25:07,323 INFO L226 Difference]: Without dead ends: 2622 [2021-11-23 13:25:07,327 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 441 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2021-11-23 13:25:07,328 INFO L933 BasicCegarLoop]: 1883 mSDtfsCounter, 86 mSDsluCounter, 7508 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 9391 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 13:25:07,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 9391 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 13:25:07,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2622 states. [2021-11-23 13:25:07,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2622 to 2622. [2021-11-23 13:25:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2622 states, 2615 states have (on average 1.2967495219885277) internal successors, (3391), 2621 states have internal predecessors, (3391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:07,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 2622 states and 3391 transitions. [2021-11-23 13:25:07,424 INFO L78 Accepts]: Start accepts. Automaton has 2622 states and 3391 transitions. Word has length 226 [2021-11-23 13:25:07,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:25:07,424 INFO L470 AbstractCegarLoop]: Abstraction has 2622 states and 3391 transitions. [2021-11-23 13:25:07,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.739130434782608) internal successors, (178), 23 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:07,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3391 transitions. [2021-11-23 13:25:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-23 13:25:07,437 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:25:07,438 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:07,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 13:25:07,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65cd0a4-a92c-40fa-8e4c-dc0d6ab1ed5b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:25:07,666 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:25:07,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:07,667 INFO L85 PathProgramCache]: Analyzing trace with hash 384551529, now seen corresponding path program 2 times [2021-11-23 13:25:07,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:07,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013840505] [2021-11-23 13:25:07,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:07,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:25:22,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:22,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013840505] [2021-11-23 13:25:22,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013840505] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:22,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:22,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:25:22,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535857302] [2021-11-23 13:25:22,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:22,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:25:22,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:22,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:25:22,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:25:22,018 INFO L87 Difference]: Start difference. First operand 2622 states and 3391 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:22,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:25:22,231 INFO L93 Difference]: Finished difference Result 2644 states and 3412 transitions. [2021-11-23 13:25:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:25:22,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 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 306 [2021-11-23 13:25:22,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:25:22,251 INFO L225 Difference]: With dead ends: 2644 [2021-11-23 13:25:22,251 INFO L226 Difference]: Without dead ends: 2642 [2021-11-23 13:25:22,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:25:22,256 INFO L933 BasicCegarLoop]: 2009 mSDtfsCounter, 1730 mSDsluCounter, 3320 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1730 SdHoareTripleChecker+Valid, 5329 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:25:22,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1730 Valid, 5329 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:25:22,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2021-11-23 13:25:22,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2624. [2021-11-23 13:25:22,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2624 states, 2617 states have (on average 1.296522735957203) internal successors, (3393), 2623 states have internal predecessors, (3393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:22,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2624 states and 3393 transitions. [2021-11-23 13:25:22,346 INFO L78 Accepts]: Start accepts. Automaton has 2624 states and 3393 transitions. Word has length 306 [2021-11-23 13:25:22,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:25:22,347 INFO L470 AbstractCegarLoop]: Abstraction has 2624 states and 3393 transitions. [2021-11-23 13:25:22,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 3393 transitions. [2021-11-23 13:25:22,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-23 13:25:22,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:25:22,360 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:22,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 13:25:22,361 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:25:22,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:22,362 INFO L85 PathProgramCache]: Analyzing trace with hash 187175372, now seen corresponding path program 1 times [2021-11-23 13:25:22,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:22,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844985217] [2021-11-23 13:25:22,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:22,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:37,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:25:37,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:37,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844985217] [2021-11-23 13:25:37,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844985217] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:37,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:37,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:25:37,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111778134] [2021-11-23 13:25:37,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:37,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:25:37,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:37,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:25:37,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:25:37,836 INFO L87 Difference]: Start difference. First operand 2624 states and 3393 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:38,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:25:38,058 INFO L93 Difference]: Finished difference Result 2642 states and 3410 transitions. [2021-11-23 13:25:38,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:25:38,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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 308 [2021-11-23 13:25:38,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:25:38,077 INFO L225 Difference]: With dead ends: 2642 [2021-11-23 13:25:38,077 INFO L226 Difference]: Without dead ends: 2640 [2021-11-23 13:25:38,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:25:38,079 INFO L933 BasicCegarLoop]: 2006 mSDtfsCounter, 1727 mSDsluCounter, 3317 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1727 SdHoareTripleChecker+Valid, 5323 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:25:38,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1727 Valid, 5323 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:25:38,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2021-11-23 13:25:38,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2626. [2021-11-23 13:25:38,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2626 states, 2619 states have (on average 1.2962962962962963) internal successors, (3395), 2625 states have internal predecessors, (3395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2626 states and 3395 transitions. [2021-11-23 13:25:38,170 INFO L78 Accepts]: Start accepts. Automaton has 2626 states and 3395 transitions. Word has length 308 [2021-11-23 13:25:38,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:25:38,171 INFO L470 AbstractCegarLoop]: Abstraction has 2626 states and 3395 transitions. [2021-11-23 13:25:38,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 3395 transitions. [2021-11-23 13:25:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 13:25:38,184 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:25:38,185 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:38,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 13:25:38,186 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:25:38,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:38,186 INFO L85 PathProgramCache]: Analyzing trace with hash -512750129, now seen corresponding path program 1 times [2021-11-23 13:25:38,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:38,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488786453] [2021-11-23 13:25:38,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:38,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:50,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:25:50,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:50,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488786453] [2021-11-23 13:25:50,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488786453] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:50,250 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:50,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:25:50,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124834046] [2021-11-23 13:25:50,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:50,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:25:50,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:50,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:25:50,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:25:50,253 INFO L87 Difference]: Start difference. First operand 2626 states and 3395 transitions. Second operand has 4 states, 4 states have (on average 34.25) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:50,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:25:50,504 INFO L93 Difference]: Finished difference Result 2640 states and 3408 transitions. [2021-11-23 13:25:50,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:25:50,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 3 states have internal predecessors, (137), 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 310 [2021-11-23 13:25:50,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:25:50,522 INFO L225 Difference]: With dead ends: 2640 [2021-11-23 13:25:50,522 INFO L226 Difference]: Without dead ends: 2638 [2021-11-23 13:25:50,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:25:50,525 INFO L933 BasicCegarLoop]: 2006 mSDtfsCounter, 1724 mSDsluCounter, 3317 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1724 SdHoareTripleChecker+Valid, 5323 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 13:25:50,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1724 Valid, 5323 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 13:25:50,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2638 states. [2021-11-23 13:25:50,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2638 to 2628. [2021-11-23 13:25:50,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2628 states, 2621 states have (on average 1.2960702022128958) internal successors, (3397), 2627 states have internal predecessors, (3397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2628 states and 3397 transitions. [2021-11-23 13:25:50,624 INFO L78 Accepts]: Start accepts. Automaton has 2628 states and 3397 transitions. Word has length 310 [2021-11-23 13:25:50,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:25:50,625 INFO L470 AbstractCegarLoop]: Abstraction has 2628 states and 3397 transitions. [2021-11-23 13:25:50,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3397 transitions. [2021-11-23 13:25:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-23 13:25:50,638 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:25:50,638 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:50,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 13:25:50,639 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:25:50,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:50,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1168709234, now seen corresponding path program 1 times [2021-11-23 13:25:50,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:50,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867840550] [2021-11-23 13:25:50,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:50,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:00,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:26:00,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:00,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867840550] [2021-11-23 13:26:00,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867840550] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:00,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:00,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:26:00,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24299580] [2021-11-23 13:26:00,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:00,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:26:00,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:00,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:26:00,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:26:00,917 INFO L87 Difference]: Start difference. First operand 2628 states and 3397 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:26:01,153 INFO L93 Difference]: Finished difference Result 2638 states and 3406 transitions. [2021-11-23 13:26:01,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:26:01,154 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 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 312 [2021-11-23 13:26:01,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:26:01,200 INFO L225 Difference]: With dead ends: 2638 [2021-11-23 13:26:01,207 INFO L226 Difference]: Without dead ends: 2636 [2021-11-23 13:26:01,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:26:01,210 INFO L933 BasicCegarLoop]: 2006 mSDtfsCounter, 1721 mSDsluCounter, 3317 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1721 SdHoareTripleChecker+Valid, 5323 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:26:01,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1721 Valid, 5323 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:26:01,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2021-11-23 13:26:01,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2630. [2021-11-23 13:26:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2630 states, 2623 states have (on average 1.2958444529165078) internal successors, (3399), 2629 states have internal predecessors, (3399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2630 states and 3399 transitions. [2021-11-23 13:26:01,326 INFO L78 Accepts]: Start accepts. Automaton has 2630 states and 3399 transitions. Word has length 312 [2021-11-23 13:26:01,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:26:01,327 INFO L470 AbstractCegarLoop]: Abstraction has 2630 states and 3399 transitions. [2021-11-23 13:26:01,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3399 transitions. [2021-11-23 13:26:01,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-23 13:26:01,339 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:26:01,340 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:26:01,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 13:26:01,340 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:26:01,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:01,341 INFO L85 PathProgramCache]: Analyzing trace with hash 2143454133, now seen corresponding path program 1 times [2021-11-23 13:26:01,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:01,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022112412] [2021-11-23 13:26:01,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:01,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:26:01,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:01,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022112412] [2021-11-23 13:26:01,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022112412] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:01,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:01,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:26:01,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164121154] [2021-11-23 13:26:01,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:01,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:26:01,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:01,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:26:01,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:26:01,755 INFO L87 Difference]: Start difference. First operand 2630 states and 3399 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:26:01,943 INFO L93 Difference]: Finished difference Result 2636 states and 3404 transitions. [2021-11-23 13:26:01,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:26:01,944 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 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 314 [2021-11-23 13:26:01,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:26:01,952 INFO L225 Difference]: With dead ends: 2636 [2021-11-23 13:26:01,952 INFO L226 Difference]: Without dead ends: 2487 [2021-11-23 13:26:01,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:26:01,955 INFO L933 BasicCegarLoop]: 2018 mSDtfsCounter, 1716 mSDsluCounter, 3328 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1716 SdHoareTripleChecker+Valid, 5346 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:26:01,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1716 Valid, 5346 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:26:01,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2021-11-23 13:26:02,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2485. [2021-11-23 13:26:02,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2485 states, 2478 states have (on average 1.2958030669895078) internal successors, (3211), 2484 states have internal predecessors, (3211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:02,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2485 states and 3211 transitions. [2021-11-23 13:26:02,039 INFO L78 Accepts]: Start accepts. Automaton has 2485 states and 3211 transitions. Word has length 314 [2021-11-23 13:26:02,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:26:02,040 INFO L470 AbstractCegarLoop]: Abstraction has 2485 states and 3211 transitions. [2021-11-23 13:26:02,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3211 transitions. [2021-11-23 13:26:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 13:26:02,054 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:26:02,054 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:26:02,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 13:26:02,055 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:26:02,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:02,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1611107362, now seen corresponding path program 1 times [2021-11-23 13:26:02,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:02,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346451898] [2021-11-23 13:26:02,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:02,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:26:02,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:02,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346451898] [2021-11-23 13:26:02,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346451898] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:02,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:02,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:26:02,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041121459] [2021-11-23 13:26:02,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:02,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:26:02,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:02,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:26:02,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:26:02,496 INFO L87 Difference]: Start difference. First operand 2485 states and 3211 transitions. Second operand has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:02,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:26:02,916 INFO L93 Difference]: Finished difference Result 6502 states and 8376 transitions. [2021-11-23 13:26:02,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:26:02,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 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 338 [2021-11-23 13:26:02,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:26:02,932 INFO L225 Difference]: With dead ends: 6502 [2021-11-23 13:26:02,932 INFO L226 Difference]: Without dead ends: 4506 [2021-11-23 13:26:02,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:26:02,938 INFO L933 BasicCegarLoop]: 1778 mSDtfsCounter, 3115 mSDsluCounter, 2305 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3115 SdHoareTripleChecker+Valid, 4083 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 13:26:02,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3115 Valid, 4083 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 13:26:02,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4506 states. [2021-11-23 13:26:03,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4506 to 2320. [2021-11-23 13:26:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2320 states, 2313 states have (on average 1.2922611327280589) internal successors, (2989), 2319 states have internal predecessors, (2989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 2320 states and 2989 transitions. [2021-11-23 13:26:03,037 INFO L78 Accepts]: Start accepts. Automaton has 2320 states and 2989 transitions. Word has length 338 [2021-11-23 13:26:03,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:26:03,038 INFO L470 AbstractCegarLoop]: Abstraction has 2320 states and 2989 transitions. [2021-11-23 13:26:03,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 2989 transitions. [2021-11-23 13:26:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 13:26:03,050 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:26:03,050 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:26:03,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 13:26:03,051 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:26:03,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:03,052 INFO L85 PathProgramCache]: Analyzing trace with hash 639219880, now seen corresponding path program 1 times [2021-11-23 13:26:03,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:03,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422471999] [2021-11-23 13:26:03,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:03,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:26:03,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:03,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422471999] [2021-11-23 13:26:03,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422471999] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:03,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:03,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:26:03,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831693896] [2021-11-23 13:26:03,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:03,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:26:03,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:03,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:26:03,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:26:03,350 INFO L87 Difference]: Start difference. First operand 2320 states and 2989 transitions. Second operand has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:03,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:26:03,751 INFO L93 Difference]: Finished difference Result 6337 states and 8154 transitions. [2021-11-23 13:26:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:26:03,752 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 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 338 [2021-11-23 13:26:03,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:26:03,765 INFO L225 Difference]: With dead ends: 6337 [2021-11-23 13:26:03,765 INFO L226 Difference]: Without dead ends: 4363 [2021-11-23 13:26:03,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:26:03,773 INFO L933 BasicCegarLoop]: 1732 mSDtfsCounter, 2621 mSDsluCounter, 2305 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2621 SdHoareTripleChecker+Valid, 4037 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 13:26:03,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2621 Valid, 4037 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 13:26:03,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4363 states. [2021-11-23 13:26:03,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4363 to 2177. [2021-11-23 13:26:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2177 states, 2170 states have (on average 1.2894009216589861) internal successors, (2798), 2176 states have internal predecessors, (2798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:03,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 2177 states and 2798 transitions. [2021-11-23 13:26:03,873 INFO L78 Accepts]: Start accepts. Automaton has 2177 states and 2798 transitions. Word has length 338 [2021-11-23 13:26:03,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:26:03,874 INFO L470 AbstractCegarLoop]: Abstraction has 2177 states and 2798 transitions. [2021-11-23 13:26:03,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2798 transitions. [2021-11-23 13:26:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 13:26:03,886 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:26:03,887 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:26:03,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 13:26:03,887 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:26:03,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:03,888 INFO L85 PathProgramCache]: Analyzing trace with hash 613202718, now seen corresponding path program 1 times [2021-11-23 13:26:03,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:03,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267335219] [2021-11-23 13:26:03,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:03,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2021-11-23 13:26:04,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:04,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267335219] [2021-11-23 13:26:04,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267335219] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:04,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:04,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:26:04,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241300214] [2021-11-23 13:26:04,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:04,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:26:04,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:04,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:26:04,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:26:04,356 INFO L87 Difference]: Start difference. First operand 2177 states and 2798 transitions. Second operand has 4 states, 4 states have (on average 41.25) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:06,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 13:26:06,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:26:06,782 INFO L93 Difference]: Finished difference Result 5177 states and 6639 transitions. [2021-11-23 13:26:06,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:26:06,785 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 3 states have internal predecessors, (165), 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 338 [2021-11-23 13:26:06,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:26:06,794 INFO L225 Difference]: With dead ends: 5177 [2021-11-23 13:26:06,794 INFO L226 Difference]: Without dead ends: 3628 [2021-11-23 13:26:06,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:26:06,799 INFO L933 BasicCegarLoop]: 1593 mSDtfsCounter, 1530 mSDsluCounter, 2935 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4528 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 13:26:06,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1530 Valid, 4528 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 13:26:06,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3628 states. [2021-11-23 13:26:06,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3628 to 2254. [2021-11-23 13:26:06,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 2247 states have (on average 1.2923898531375166) internal successors, (2904), 2253 states have internal predecessors, (2904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 2904 transitions. [2021-11-23 13:26:06,894 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 2904 transitions. Word has length 338 [2021-11-23 13:26:06,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:26:06,895 INFO L470 AbstractCegarLoop]: Abstraction has 2254 states and 2904 transitions. [2021-11-23 13:26:06,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2904 transitions. [2021-11-23 13:26:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 13:26:06,903 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:26:06,904 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:26:06,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-23 13:26:06,904 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-23 13:26:06,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:06,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1164358564, now seen corresponding path program 1 times [2021-11-23 13:26:06,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:06,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050685237] [2021-11-23 13:26:06,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:06,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat