./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21f03ad47049ce839f979b09eb1e320fd5702556 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:20:09,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:20:09,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:20:09,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:20:09,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:20:09,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:20:09,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:20:09,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:20:09,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:20:09,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:20:09,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:20:09,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:20:09,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:20:09,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:20:09,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:20:09,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:20:09,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:20:09,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:20:09,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:20:09,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:20:09,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:20:09,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:20:09,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:20:09,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:20:09,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:20:09,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:20:09,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:20:09,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:20:09,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:20:09,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:20:09,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:20:09,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:20:09,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:20:09,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:20:09,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:20:09,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:20:09,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:20:09,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:20:09,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:20:09,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:20:09,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:20:09,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:20:09,718 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:20:09,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:20:09,720 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:20:09,720 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:20:09,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:20:09,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:20:09,722 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:20:09,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:20:09,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:20:09,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:20:09,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:20:09,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:20:09,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:20:09,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:20:09,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:20:09,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:20:09,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:20:09,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:20:09,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:20:09,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:20:09,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:20:09,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:20:09,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:20:09,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:20:09,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:20:09,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:20:09,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:20:09,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:20:09,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:20:09,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:20:09,732 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_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21f03ad47049ce839f979b09eb1e320fd5702556 [2021-10-13 01:20:10,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:20:10,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:20:10,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:20:10,064 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:20:10,065 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:20:10,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-10-13 01:20:10,174 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/data/2b8f329d2/37ae661e46844ae791330c0cf48a1a26/FLAG2b8e6129a [2021-10-13 01:20:10,877 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:20:10,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-10-13 01:20:10,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/data/2b8f329d2/37ae661e46844ae791330c0cf48a1a26/FLAG2b8e6129a [2021-10-13 01:20:11,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/data/2b8f329d2/37ae661e46844ae791330c0cf48a1a26 [2021-10-13 01:20:11,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:20:11,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:20:11,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:20:11,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:20:11,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:20:11,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:20:11" (1/1) ... [2021-10-13 01:20:11,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d46fee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:11, skipping insertion in model container [2021-10-13 01:20:11,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:20:11" (1/1) ... [2021-10-13 01:20:11,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:20:11,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:20:11,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/sv-benchmarks/c/eca-rers2012/Problem16_label47.c[6782,6795] [2021-10-13 01:20:12,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:20:12,036 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:20:12,073 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/sv-benchmarks/c/eca-rers2012/Problem16_label47.c[6782,6795] [2021-10-13 01:20:12,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:20:12,357 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:20:12,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12 WrapperNode [2021-10-13 01:20:12,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:20:12,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:20:12,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:20:12,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:20:12,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:20:12,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:20:12,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:20:12,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:20:12,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:20:12,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:20:12,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:20:12,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:20:12,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (1/1) ... [2021-10-13 01:20:12,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:20:12,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:20:12,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:20:12,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:20:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:20:15,225 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:20:15,226 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-13 01:20:15,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:20:15 BoogieIcfgContainer [2021-10-13 01:20:15,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:20:15,232 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:20:15,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:20:15,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:20:15,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:20:11" (1/3) ... [2021-10-13 01:20:15,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a11b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:20:15, skipping insertion in model container [2021-10-13 01:20:15,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:20:12" (2/3) ... [2021-10-13 01:20:15,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a11b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:20:15, skipping insertion in model container [2021-10-13 01:20:15,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:20:15" (3/3) ... [2021-10-13 01:20:15,241 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label47.c [2021-10-13 01:20:15,247 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:20:15,247 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 01:20:15,301 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:20:15,308 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:20:15,308 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 01:20:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-13 01:20:15,345 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:15,346 INFO L512 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] [2021-10-13 01:20:15,347 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:15,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:15,353 INFO L82 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2021-10-13 01:20:15,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:15,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817229685] [2021-10-13 01:20:15,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:15,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:15,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:20:15,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:15,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817229685] [2021-10-13 01:20:15,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817229685] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:15,872 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:15,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:15,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610382884] [2021-10-13 01:20:15,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:20:15,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:15,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:20:15,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:20:15,917 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:19,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:19,514 INFO L93 Difference]: Finished difference Result 1456 states and 2764 transitions. [2021-10-13 01:20:19,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:20:19,517 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 65 [2021-10-13 01:20:19,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:19,545 INFO L225 Difference]: With dead ends: 1456 [2021-10-13 01:20:19,545 INFO L226 Difference]: Without dead ends: 991 [2021-10-13 01:20:19,551 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:20:19,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2021-10-13 01:20:19,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2021-10-13 01:20:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 990 states have (on average 1.5222222222222221) internal successors, (1507), 990 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:19,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1507 transitions. [2021-10-13 01:20:19,697 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1507 transitions. Word has length 65 [2021-10-13 01:20:19,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:19,698 INFO L470 AbstractCegarLoop]: Abstraction has 991 states and 1507 transitions. [2021-10-13 01:20:19,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1507 transitions. [2021-10-13 01:20:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-13 01:20:19,720 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:19,720 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:20:19,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:20:19,722 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:19,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:19,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1246075710, now seen corresponding path program 1 times [2021-10-13 01:20:19,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:19,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817328771] [2021-10-13 01:20:19,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:19,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:20:19,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:19,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817328771] [2021-10-13 01:20:19,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817328771] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:19,959 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:19,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:19,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152321187] [2021-10-13 01:20:19,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:19,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:19,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:19,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:19,964 INFO L87 Difference]: Start difference. First operand 991 states and 1507 transitions. Second operand has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:21,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:21,569 INFO L93 Difference]: Finished difference Result 1980 states and 3240 transitions. [2021-10-13 01:20:21,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:21,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 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 240 [2021-10-13 01:20:21,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:21,583 INFO L225 Difference]: With dead ends: 1980 [2021-10-13 01:20:21,583 INFO L226 Difference]: Without dead ends: 1320 [2021-10-13 01:20:21,591 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:21,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2021-10-13 01:20:21,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2021-10-13 01:20:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4420015163002275) internal successors, (1902), 1319 states have internal predecessors, (1902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1902 transitions. [2021-10-13 01:20:21,649 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1902 transitions. Word has length 240 [2021-10-13 01:20:21,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:21,653 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 1902 transitions. [2021-10-13 01:20:21,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:21,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1902 transitions. [2021-10-13 01:20:21,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-13 01:20:21,662 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:21,663 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:21,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:20:21,664 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:21,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:21,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1313965866, now seen corresponding path program 1 times [2021-10-13 01:20:21,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:21,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355668091] [2021-10-13 01:20:21,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:21,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-10-13 01:20:21,855 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:21,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355668091] [2021-10-13 01:20:21,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355668091] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:21,857 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:21,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:20:21,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387613790] [2021-10-13 01:20:21,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:21,863 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:21,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:21,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:21,866 INFO L87 Difference]: Start difference. First operand 1320 states and 1902 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:23,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:23,399 INFO L93 Difference]: Finished difference Result 2638 states and 4030 transitions. [2021-10-13 01:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:23,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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 255 [2021-10-13 01:20:23,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:23,413 INFO L225 Difference]: With dead ends: 2638 [2021-10-13 01:20:23,413 INFO L226 Difference]: Without dead ends: 1649 [2021-10-13 01:20:23,415 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:23,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2021-10-13 01:20:23,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2021-10-13 01:20:23,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1648 states have (on average 1.4156553398058251) internal successors, (2333), 1648 states have internal predecessors, (2333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:23,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2333 transitions. [2021-10-13 01:20:23,473 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2333 transitions. Word has length 255 [2021-10-13 01:20:23,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:23,474 INFO L470 AbstractCegarLoop]: Abstraction has 1649 states and 2333 transitions. [2021-10-13 01:20:23,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2333 transitions. [2021-10-13 01:20:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-10-13 01:20:23,482 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:23,482 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:20:23,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:20:23,483 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:23,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:23,484 INFO L82 PathProgramCache]: Analyzing trace with hash -2065819288, now seen corresponding path program 1 times [2021-10-13 01:20:23,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:23,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977647148] [2021-10-13 01:20:23,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:23,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-10-13 01:20:23,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:23,691 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977647148] [2021-10-13 01:20:23,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977647148] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:23,697 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:23,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:20:23,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797823242] [2021-10-13 01:20:23,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:23,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:23,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:23,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:23,700 INFO L87 Difference]: Start difference. First operand 1649 states and 2333 transitions. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 2 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:25,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:25,386 INFO L93 Difference]: Finished difference Result 3954 states and 5755 transitions. [2021-10-13 01:20:25,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:25,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 2 states have internal predecessors, (187), 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 334 [2021-10-13 01:20:25,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:25,408 INFO L225 Difference]: With dead ends: 3954 [2021-10-13 01:20:25,408 INFO L226 Difference]: Without dead ends: 2307 [2021-10-13 01:20:25,411 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:25,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2021-10-13 01:20:25,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2021-10-13 01:20:25,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2306 states have (on average 1.0941023417172593) internal successors, (2523), 2306 states have internal predecessors, (2523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:25,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 2523 transitions. [2021-10-13 01:20:25,480 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 2523 transitions. Word has length 334 [2021-10-13 01:20:25,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:25,481 INFO L470 AbstractCegarLoop]: Abstraction has 2307 states and 2523 transitions. [2021-10-13 01:20:25,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 2 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2523 transitions. [2021-10-13 01:20:25,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2021-10-13 01:20:25,505 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:25,505 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:25,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:20:25,506 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:25,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:25,508 INFO L82 PathProgramCache]: Analyzing trace with hash 922299861, now seen corresponding path program 1 times [2021-10-13 01:20:25,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:25,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003385754] [2021-10-13 01:20:25,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:25,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 856 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2021-10-13 01:20:25,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:25,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003385754] [2021-10-13 01:20:25,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003385754] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:25,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:25,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:25,961 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726580774] [2021-10-13 01:20:25,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:20:25,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:25,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:20:25,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:20:25,964 INFO L87 Difference]: Start difference. First operand 2307 states and 2523 transitions. Second operand has 4 states, 4 states have (on average 119.0) internal successors, (476), 3 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:28,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:28,108 INFO L93 Difference]: Finished difference Result 7573 states and 8341 transitions. [2021-10-13 01:20:28,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:20:28,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 119.0) internal successors, (476), 3 states have internal predecessors, (476), 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 730 [2021-10-13 01:20:28,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:28,138 INFO L225 Difference]: With dead ends: 7573 [2021-10-13 01:20:28,139 INFO L226 Difference]: Without dead ends: 5597 [2021-10-13 01:20:28,142 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:20:28,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-13 01:20:28,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5268. [2021-10-13 01:20:28,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5268 states, 5267 states have (on average 1.0776533130814505) internal successors, (5676), 5267 states have internal predecessors, (5676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 5676 transitions. [2021-10-13 01:20:28,320 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 5676 transitions. Word has length 730 [2021-10-13 01:20:28,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:28,322 INFO L470 AbstractCegarLoop]: Abstraction has 5268 states and 5676 transitions. [2021-10-13 01:20:28,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 119.0) internal successors, (476), 3 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:28,323 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 5676 transitions. [2021-10-13 01:20:28,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2021-10-13 01:20:28,363 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:28,364 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:28,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:20:28,365 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:28,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:28,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1052310508, now seen corresponding path program 1 times [2021-10-13 01:20:28,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:28,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791939574] [2021-10-13 01:20:28,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:28,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:28,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2021-10-13 01:20:28,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:28,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791939574] [2021-10-13 01:20:28,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791939574] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:28,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:28,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:20:28,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922639275] [2021-10-13 01:20:28,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:28,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:28,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:28,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:28,786 INFO L87 Difference]: Start difference. First operand 5268 states and 5676 transitions. Second operand has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 2 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:30,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:30,071 INFO L93 Difference]: Finished difference Result 12508 states and 13546 transitions. [2021-10-13 01:20:30,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:30,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 2 states have internal predecessors, (368), 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 835 [2021-10-13 01:20:30,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:30,117 INFO L225 Difference]: With dead ends: 12508 [2021-10-13 01:20:30,117 INFO L226 Difference]: Without dead ends: 7571 [2021-10-13 01:20:30,124 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:30,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2021-10-13 01:20:30,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7571. [2021-10-13 01:20:30,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7570 states have (on average 1.0782034346103038) internal successors, (8162), 7570 states have internal predecessors, (8162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:30,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 8162 transitions. [2021-10-13 01:20:30,308 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 8162 transitions. Word has length 835 [2021-10-13 01:20:30,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:30,309 INFO L470 AbstractCegarLoop]: Abstraction has 7571 states and 8162 transitions. [2021-10-13 01:20:30,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 2 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 8162 transitions. [2021-10-13 01:20:30,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 844 [2021-10-13 01:20:30,323 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:30,324 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:30,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:20:30,324 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:30,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:30,325 INFO L82 PathProgramCache]: Analyzing trace with hash -349867264, now seen corresponding path program 1 times [2021-10-13 01:20:30,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:30,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090315050] [2021-10-13 01:20:30,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:30,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:30,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 1321 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2021-10-13 01:20:30,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:30,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090315050] [2021-10-13 01:20:30,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090315050] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:30,696 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:30,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:30,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100376863] [2021-10-13 01:20:30,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:30,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:30,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:30,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:30,699 INFO L87 Difference]: Start difference. First operand 7571 states and 8162 transitions. Second operand has 3 states, 3 states have (on average 162.0) internal successors, (486), 3 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:31,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:31,876 INFO L93 Difference]: Finished difference Result 18430 states and 19929 transitions. [2021-10-13 01:20:31,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:31,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 162.0) internal successors, (486), 3 states have internal predecessors, (486), 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 843 [2021-10-13 01:20:31,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:31,946 INFO L225 Difference]: With dead ends: 18430 [2021-10-13 01:20:31,946 INFO L226 Difference]: Without dead ends: 11519 [2021-10-13 01:20:31,957 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:31,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2021-10-13 01:20:32,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11519. [2021-10-13 01:20:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0685882965792672) internal successors, (12308), 11518 states have internal predecessors, (12308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:32,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12308 transitions. [2021-10-13 01:20:32,332 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12308 transitions. Word has length 843 [2021-10-13 01:20:32,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:32,333 INFO L470 AbstractCegarLoop]: Abstraction has 11519 states and 12308 transitions. [2021-10-13 01:20:32,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.0) internal successors, (486), 3 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12308 transitions. [2021-10-13 01:20:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1283 [2021-10-13 01:20:32,364 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:32,365 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:32,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:20:32,365 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:32,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:32,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1626730228, now seen corresponding path program 1 times [2021-10-13 01:20:32,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:32,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285467359] [2021-10-13 01:20:32,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:32,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 1870 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2021-10-13 01:20:33,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:33,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285467359] [2021-10-13 01:20:33,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285467359] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:33,008 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:33,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:33,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232148273] [2021-10-13 01:20:33,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:20:33,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:33,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:20:33,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:20:33,012 INFO L87 Difference]: Start difference. First operand 11519 states and 12308 transitions. Second operand has 4 states, 4 states have (on average 153.25) internal successors, (613), 3 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:34,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:34,438 INFO L93 Difference]: Finished difference Result 22378 states and 23947 transitions. [2021-10-13 01:20:34,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:34,439 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 153.25) internal successors, (613), 3 states have internal predecessors, (613), 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 1282 [2021-10-13 01:20:34,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:34,459 INFO L225 Difference]: With dead ends: 22378 [2021-10-13 01:20:34,459 INFO L226 Difference]: Without dead ends: 11519 [2021-10-13 01:20:34,473 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:20:34,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2021-10-13 01:20:34,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11519. [2021-10-13 01:20:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0683278346935232) internal successors, (12305), 11518 states have internal predecessors, (12305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12305 transitions. [2021-10-13 01:20:34,671 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12305 transitions. Word has length 1282 [2021-10-13 01:20:34,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:34,673 INFO L470 AbstractCegarLoop]: Abstraction has 11519 states and 12305 transitions. [2021-10-13 01:20:34,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 153.25) internal successors, (613), 3 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12305 transitions. [2021-10-13 01:20:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1291 [2021-10-13 01:20:34,701 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:34,702 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:34,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:20:34,703 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:34,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:34,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1409913480, now seen corresponding path program 1 times [2021-10-13 01:20:34,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:34,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128670864] [2021-10-13 01:20:34,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:34,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:35,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 1713 proven. 157 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2021-10-13 01:20:35,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:35,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128670864] [2021-10-13 01:20:35,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128670864] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:20:35,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760717604] [2021-10-13 01:20:35,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:35,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:20:35,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:20:35,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:20:35,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:20:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:35,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 1567 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:20:36,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:20:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 2780 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2021-10-13 01:20:39,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760717604] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:39,077 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:20:39,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-10-13 01:20:39,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545730478] [2021-10-13 01:20:39,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:39,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:39,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:39,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:20:39,081 INFO L87 Difference]: Start difference. First operand 11519 states and 12305 transitions. Second operand has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:40,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:40,090 INFO L93 Difference]: Finished difference Result 25010 states and 26794 transitions. [2021-10-13 01:20:40,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:40,097 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 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 1290 [2021-10-13 01:20:40,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:40,165 INFO L225 Difference]: With dead ends: 25010 [2021-10-13 01:20:40,165 INFO L226 Difference]: Without dead ends: 14151 [2021-10-13 01:20:40,177 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1294 GetRequests, 1289 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 46.7ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:20:40,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2021-10-13 01:20:40,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13164. [2021-10-13 01:20:40,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0708804983666338) internal successors, (14096), 13163 states have internal predecessors, (14096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:40,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 14096 transitions. [2021-10-13 01:20:40,426 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 14096 transitions. Word has length 1290 [2021-10-13 01:20:40,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:40,428 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 14096 transitions. [2021-10-13 01:20:40,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 14096 transitions. [2021-10-13 01:20:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1292 [2021-10-13 01:20:40,462 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:40,463 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:40,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-10-13 01:20:40,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:20:40,688 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:40,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:40,689 INFO L82 PathProgramCache]: Analyzing trace with hash -775319373, now seen corresponding path program 1 times [2021-10-13 01:20:40,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:40,689 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537796012] [2021-10-13 01:20:40,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:40,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4194 backedges. 1715 proven. 157 refuted. 0 times theorem prover too weak. 2322 trivial. 0 not checked. [2021-10-13 01:20:41,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:41,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537796012] [2021-10-13 01:20:41,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537796012] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:20:41,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84763512] [2021-10-13 01:20:41,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:41,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:20:41,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:20:41,428 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:20:41,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 01:20:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:42,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:20:42,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:20:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4194 backedges. 2762 proven. 0 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2021-10-13 01:20:45,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84763512] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:45,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:20:45,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-10-13 01:20:45,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030390992] [2021-10-13 01:20:45,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:45,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:45,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:45,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:20:45,196 INFO L87 Difference]: Start difference. First operand 13164 states and 14096 transitions. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:46,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:46,232 INFO L93 Difference]: Finished difference Result 27642 states and 29612 transitions. [2021-10-13 01:20:46,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:46,232 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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 1291 [2021-10-13 01:20:46,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:46,258 INFO L225 Difference]: With dead ends: 27642 [2021-10-13 01:20:46,259 INFO L226 Difference]: Without dead ends: 15138 [2021-10-13 01:20:46,271 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1295 GetRequests, 1290 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 35.4ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:20:46,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15138 states. [2021-10-13 01:20:46,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15138 to 14480. [2021-10-13 01:20:46,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.0513156985979695) internal successors, (15222), 14479 states have internal predecessors, (15222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:46,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 15222 transitions. [2021-10-13 01:20:46,492 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 15222 transitions. Word has length 1291 [2021-10-13 01:20:46,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:46,494 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 15222 transitions. [2021-10-13 01:20:46,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:46,495 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 15222 transitions. [2021-10-13 01:20:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1306 [2021-10-13 01:20:46,533 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:46,534 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:46,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 01:20:46,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-13 01:20:46,748 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:46,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:46,748 INFO L82 PathProgramCache]: Analyzing trace with hash 600872651, now seen corresponding path program 1 times [2021-10-13 01:20:46,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:46,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501087181] [2021-10-13 01:20:46,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:46,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:47,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3852 backedges. 1711 proven. 157 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-13 01:20:47,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:47,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501087181] [2021-10-13 01:20:47,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501087181] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:20:47,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864624340] [2021-10-13 01:20:47,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:47,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:20:47,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:20:47,468 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:20:47,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-13 01:20:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:48,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:20:48,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:20:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3852 backedges. 2542 proven. 0 refuted. 0 times theorem prover too weak. 1310 trivial. 0 not checked. [2021-10-13 01:20:51,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864624340] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:51,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:20:51,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-10-13 01:20:51,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958782404] [2021-10-13 01:20:51,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:51,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:51,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:51,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:20:51,520 INFO L87 Difference]: Start difference. First operand 14480 states and 15222 transitions. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:52,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:52,704 INFO L93 Difference]: Finished difference Result 31590 states and 33336 transitions. [2021-10-13 01:20:52,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:52,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 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 1305 [2021-10-13 01:20:52,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:52,773 INFO L225 Difference]: With dead ends: 31590 [2021-10-13 01:20:52,773 INFO L226 Difference]: Without dead ends: 17770 [2021-10-13 01:20:52,786 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1309 GetRequests, 1304 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 40.3ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:20:52,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-13 01:20:53,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17770. [2021-10-13 01:20:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17770 states, 17769 states have (on average 1.0472170634250662) internal successors, (18608), 17769 states have internal predecessors, (18608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17770 states to 17770 states and 18608 transitions. [2021-10-13 01:20:53,082 INFO L78 Accepts]: Start accepts. Automaton has 17770 states and 18608 transitions. Word has length 1305 [2021-10-13 01:20:53,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:53,083 INFO L470 AbstractCegarLoop]: Abstraction has 17770 states and 18608 transitions. [2021-10-13 01:20:53,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 17770 states and 18608 transitions. [2021-10-13 01:20:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1370 [2021-10-13 01:20:53,145 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:53,147 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:53,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-13 01:20:53,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-13 01:20:53,372 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:53,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:53,373 INFO L82 PathProgramCache]: Analyzing trace with hash -663634558, now seen corresponding path program 1 times [2021-10-13 01:20:53,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:53,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168130302] [2021-10-13 01:20:53,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:53,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:54,152 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 976 proven. 0 refuted. 0 times theorem prover too weak. 2751 trivial. 0 not checked. [2021-10-13 01:20:54,153 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:54,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168130302] [2021-10-13 01:20:54,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168130302] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:54,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:54,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:54,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265583932] [2021-10-13 01:20:54,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:54,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:54,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:54,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:54,157 INFO L87 Difference]: Start difference. First operand 17770 states and 18608 transitions. Second operand has 3 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:55,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:55,259 INFO L93 Difference]: Finished difference Result 35209 states and 36883 transitions. [2021-10-13 01:20:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:55,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 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 1369 [2021-10-13 01:20:55,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:55,285 INFO L225 Difference]: With dead ends: 35209 [2021-10-13 01:20:55,285 INFO L226 Difference]: Without dead ends: 17770 [2021-10-13 01:20:55,295 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:55,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-13 01:20:55,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 16783. [2021-10-13 01:20:55,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16783 states, 16782 states have (on average 1.039029913002026) internal successors, (17437), 16782 states have internal predecessors, (17437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:55,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16783 states to 16783 states and 17437 transitions. [2021-10-13 01:20:55,573 INFO L78 Accepts]: Start accepts. Automaton has 16783 states and 17437 transitions. Word has length 1369 [2021-10-13 01:20:55,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:55,575 INFO L470 AbstractCegarLoop]: Abstraction has 16783 states and 17437 transitions. [2021-10-13 01:20:55,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 16783 states and 17437 transitions. [2021-10-13 01:20:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1382 [2021-10-13 01:20:55,611 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:55,613 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:20:55,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 01:20:55,614 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:55,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:55,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1433470504, now seen corresponding path program 1 times [2021-10-13 01:20:55,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:55,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321242223] [2021-10-13 01:20:55,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:55,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3864 backedges. 2661 proven. 0 refuted. 0 times theorem prover too weak. 1203 trivial. 0 not checked. [2021-10-13 01:20:56,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:56,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321242223] [2021-10-13 01:20:56,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321242223] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:20:56,255 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:20:56,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:20:56,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672422544] [2021-10-13 01:20:56,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:20:56,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:20:56,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:20:56,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:56,262 INFO L87 Difference]: Start difference. First operand 16783 states and 17437 transitions. Second operand has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:57,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:20:57,514 INFO L93 Difference]: Finished difference Result 33893 states and 35216 transitions. [2021-10-13 01:20:57,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:20:57,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 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 1381 [2021-10-13 01:20:57,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:20:57,539 INFO L225 Difference]: With dead ends: 33893 [2021-10-13 01:20:57,540 INFO L226 Difference]: Without dead ends: 17770 [2021-10-13 01:20:57,550 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:20:57,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-13 01:20:57,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17441. [2021-10-13 01:20:57,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17441 states, 17440 states have (on average 1.0344610091743118) internal successors, (18041), 17440 states have internal predecessors, (18041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17441 states to 17441 states and 18041 transitions. [2021-10-13 01:20:57,820 INFO L78 Accepts]: Start accepts. Automaton has 17441 states and 18041 transitions. Word has length 1381 [2021-10-13 01:20:57,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:20:57,821 INFO L470 AbstractCegarLoop]: Abstraction has 17441 states and 18041 transitions. [2021-10-13 01:20:57,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:20:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 17441 states and 18041 transitions. [2021-10-13 01:20:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1412 [2021-10-13 01:20:57,852 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:20:57,853 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 01:20:57,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 01:20:57,854 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:20:57,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:20:57,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1196738783, now seen corresponding path program 1 times [2021-10-13 01:20:57,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:20:57,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912488830] [2021-10-13 01:20:57,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:57,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:20:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:20:58,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3942 backedges. 2271 proven. 258 refuted. 0 times theorem prover too weak. 1413 trivial. 0 not checked. [2021-10-13 01:20:58,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:20:58,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912488830] [2021-10-13 01:20:58,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912488830] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:20:58,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700527268] [2021-10-13 01:20:58,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:20:58,637 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:20:58,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:20:58,638 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:20:58,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-13 01:21:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:21:00,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 1672 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:21:00,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:21:02,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3942 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 3439 trivial. 0 not checked. [2021-10-13 01:21:02,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1700527268] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:21:02,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:21:02,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2021-10-13 01:21:02,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722314975] [2021-10-13 01:21:02,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:21:02,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:21:02,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:21:02,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:21:02,991 INFO L87 Difference]: Start difference. First operand 17441 states and 18041 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:21:04,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:21:04,072 INFO L93 Difference]: Finished difference Result 34220 states and 35417 transitions. [2021-10-13 01:21:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:21:04,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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 1411 [2021-10-13 01:21:04,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:21:04,082 INFO L225 Difference]: With dead ends: 34220 [2021-10-13 01:21:04,082 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:21:04,094 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1416 GetRequests, 1410 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 48.5ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:21:04,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:21:04,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:21:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:21:04,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:21:04,095 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1411 [2021-10-13 01:21:04,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:21:04,096 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:21:04,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:21:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:21:04,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:21:04,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:21:04,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:04,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:21:04,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:21:04,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:21:04,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:21:04,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:21:04,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:21:05,004 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,004 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,005 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,006 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,007 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-13 01:21:05,008 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,009 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,010 INFO L857 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,011 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,016 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,016 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,016 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,016 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,016 INFO L857 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,017 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,017 INFO L857 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,017 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,017 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-13 01:21:05,017 INFO L857 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,017 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-13 01:21:05,018 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-13 01:21:05,018 INFO L853 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse2 (+ 87 ~a18~0)) (.cse5 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse3 (<= ~a16~0 11)) (.cse6 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a12~0 8))) (or (and .cse0 .cse1 (<= 8 ~a12~0)) (and (<= 0 .cse2) .cse0 (<= ~a12~0 6)) (and (= ~a12~0 6) .cse3) (and (<= ~a16~0 8) (<= .cse2 0)) (and .cse4 .cse0) (and .cse5 .cse6 .cse3) (and .cse6 .cse0 .cse3) (and .cse5 .cse6 .cse0) (and .cse6 .cse1 .cse3) (and .cse4 .cse3) (and .cse6 .cse0 .cse1 (<= 7 ~a12~0)))) [2021-10-13 01:21:05,018 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,018 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,019 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,019 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,019 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,019 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,019 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,019 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,020 INFO L857 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,020 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,020 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-13 01:21:05,020 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-13 01:21:05,020 INFO L857 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,020 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-13 01:21:05,021 INFO L857 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,021 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,021 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,021 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,021 INFO L857 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,022 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,022 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,022 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,022 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,022 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,022 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,023 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,023 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,023 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,023 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,023 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,023 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,024 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-13 01:21:05,024 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,024 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-13 01:21:05,024 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-13 01:21:05,024 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,024 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,027 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,027 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,028 INFO L857 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,028 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,028 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,028 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,028 INFO L857 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,029 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,029 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,029 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-13 01:21:05,029 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-13 01:21:05,029 INFO L857 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,030 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-13 01:21:05,030 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,032 INFO L853 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse2 (+ 87 ~a18~0)) (.cse5 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse3 (<= ~a16~0 11)) (.cse6 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a12~0 8))) (or (and .cse0 .cse1 (<= 8 ~a12~0)) (and (<= 0 .cse2) .cse0 (<= ~a12~0 6)) (and (= ~a12~0 6) .cse3) (and (<= ~a16~0 8) (<= .cse2 0)) (and .cse4 .cse0) (and .cse5 .cse6 .cse3) (and .cse6 .cse0 .cse3) (and .cse5 .cse6 .cse0) (and .cse6 .cse1 .cse3) (and .cse4 .cse3) (and .cse6 .cse0 .cse1 (<= 7 ~a12~0)))) [2021-10-13 01:21:05,032 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,032 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,032 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,033 INFO L857 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,033 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,033 INFO L857 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,033 INFO L857 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,033 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,034 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:21:05,034 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,034 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,034 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,034 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,035 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,035 INFO L857 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,035 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-13 01:21:05,035 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,035 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-13 01:21:05,035 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-13 01:21:05,036 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,036 INFO L860 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2021-10-13 01:21:05,036 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,036 INFO L857 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,036 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,037 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,037 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,037 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,037 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,037 INFO L857 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,037 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,038 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,038 INFO L857 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,038 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-13 01:21:05,038 INFO L857 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,038 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-13 01:21:05,038 INFO L857 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,039 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-13 01:21:05,039 INFO L857 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,039 INFO L857 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,039 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,039 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,039 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,040 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,040 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,041 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,041 INFO L857 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,041 INFO L857 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,041 INFO L857 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,042 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,042 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,042 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,042 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,043 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,043 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-13 01:21:05,043 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-13 01:21:05,043 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-13 01:21:05,043 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:21:05,044 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 212) no Hoare annotation was computed. [2021-10-13 01:21:05,044 INFO L853 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse2 (+ 87 ~a18~0)) (.cse5 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse3 (<= ~a16~0 11)) (.cse6 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a12~0 8))) (or (and .cse0 .cse1 (<= 8 ~a12~0)) (and (<= 0 .cse2) .cse0 (<= ~a12~0 6)) (and (= ~a12~0 6) .cse3) (and (<= ~a16~0 8) (<= .cse2 0)) (and .cse4 .cse0) (and .cse5 .cse6 .cse3) (and .cse6 .cse0 .cse3) (and .cse5 .cse6 .cse0) (and .cse6 .cse1 .cse3) (and .cse4 .cse3) (and .cse6 .cse0 .cse1 (<= 7 ~a12~0)))) [2021-10-13 01:21:05,044 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,044 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,044 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,045 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,045 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,047 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,047 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,047 INFO L857 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,048 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,048 INFO L857 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,048 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,048 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,048 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,048 INFO L857 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,049 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-13 01:21:05,049 INFO L857 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,049 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-13 01:21:05,049 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-13 01:21:05,049 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,050 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,050 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,050 INFO L857 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,050 INFO L857 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,050 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,050 INFO L857 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,051 INFO L857 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,051 INFO L857 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,051 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,051 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,051 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,051 INFO L857 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2021-10-13 01:21:05,052 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,052 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,052 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,052 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,052 INFO L857 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,053 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-13 01:21:05,053 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-13 01:21:05,053 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-13 01:21:05,053 INFO L857 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,053 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,053 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,054 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,054 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,054 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,054 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,054 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,054 INFO L857 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,055 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,055 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,055 INFO L857 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,055 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,055 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-13 01:21:05,055 INFO L857 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,056 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-13 01:21:05,056 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-13 01:21:05,057 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,057 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,057 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,058 INFO L857 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,058 INFO L857 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,058 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,058 INFO L857 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,059 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,060 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,060 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,060 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,060 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,062 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,062 INFO L857 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,062 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-13 01:21:05,063 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-13 01:21:05,063 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-13 01:21:05,063 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,063 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,063 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,063 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,064 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,064 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,064 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,064 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,064 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,064 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,065 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,065 INFO L857 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,065 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,065 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,065 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-13 01:21:05,065 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,066 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-13 01:21:05,066 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-13 01:21:05,066 INFO L857 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,066 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,066 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,066 INFO L857 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,067 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,067 INFO L857 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,067 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,067 INFO L857 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,067 INFO L857 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,067 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,068 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,068 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,068 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,068 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,068 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-13 01:21:05,068 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-13 01:21:05,069 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-13 01:21:05,069 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,069 INFO L857 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,069 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,069 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,069 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,070 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,070 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,070 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,070 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,070 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,070 INFO L857 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,071 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,071 INFO L857 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,071 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,071 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:21:05,071 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,071 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-13 01:21:05,072 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-13 01:21:05,072 INFO L857 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,072 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,072 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,072 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,072 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,073 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,073 INFO L857 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,073 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,073 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,073 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,073 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,074 INFO L857 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,074 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-13 01:21:05,074 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-13 01:21:05,074 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,074 INFO L857 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,074 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,075 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,075 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,075 INFO L857 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,075 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,075 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,075 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,076 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,076 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,076 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,076 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,076 INFO L857 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,076 INFO L857 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,077 INFO L857 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,077 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-13 01:21:05,077 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-13 01:21:05,077 INFO L857 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,077 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,077 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,078 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,078 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,078 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,078 INFO L857 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,078 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,078 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,079 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:21:05,079 INFO L857 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,079 INFO L857 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,079 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-13 01:21:05,079 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-13 01:21:05,079 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,080 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,080 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,080 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,080 INFO L857 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,080 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,080 INFO L857 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,081 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,081 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,081 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,081 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,081 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-13 01:21:05,082 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-13 01:21:05,083 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,083 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,083 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,083 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,083 INFO L857 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,083 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,084 INFO L857 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2021-10-13 01:21:05,084 INFO L857 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,084 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,084 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,084 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-13 01:21:05,084 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:21:05,085 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,085 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,085 INFO L857 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2021-10-13 01:21:05,085 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-13 01:21:05,085 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-13 01:21:05,085 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 01:21:05,091 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:21:05,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:21:05 BoogieIcfgContainer [2021-10-13 01:21:05,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:21:05,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:21:05,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:21:05,139 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:21:05,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:20:15" (3/4) ... [2021-10-13 01:21:05,144 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:21:05,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 01:21:05,196 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 01:21:05,200 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:21:05,204 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:21:05,446 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:21:05,447 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:21:05,449 INFO L168 Benchmark]: Toolchain (without parser) took 54366.85 ms. Allocated memory was 94.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 55.2 MB in the beginning and 820.1 MB in the end (delta: -765.0 MB). Peak memory consumption was 324.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,449 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 66.7 MB in the beginning and 66.6 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:21:05,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1274.89 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.9 MB in the beginning and 91.7 MB in the end (delta: -36.7 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.76 ms. Allocated memory is still 127.9 MB. Free memory was 91.7 MB in the beginning and 68.1 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,451 INFO L168 Benchmark]: Boogie Preprocessor took 157.27 ms. Allocated memory is still 127.9 MB. Free memory was 68.1 MB in the beginning and 54.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,452 INFO L168 Benchmark]: RCFGBuilder took 2518.39 ms. Allocated memory was 127.9 MB in the beginning and 197.1 MB in the end (delta: 69.2 MB). Free memory was 54.8 MB in the beginning and 123.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,452 INFO L168 Benchmark]: TraceAbstraction took 49895.85 ms. Allocated memory was 197.1 MB in the beginning and 1.2 GB in the end (delta: 985.7 MB). Free memory was 122.5 MB in the beginning and 857.9 MB in the end (delta: -735.4 MB). Peak memory consumption was 638.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,453 INFO L168 Benchmark]: Witness Printer took 318.67 ms. Allocated memory is still 1.2 GB. Free memory was 857.9 MB in the beginning and 820.1 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:05,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 66.7 MB in the beginning and 66.6 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1274.89 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.9 MB in the beginning and 91.7 MB in the end (delta: -36.7 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 192.76 ms. Allocated memory is still 127.9 MB. Free memory was 91.7 MB in the beginning and 68.1 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 157.27 ms. Allocated memory is still 127.9 MB. Free memory was 68.1 MB in the beginning and 54.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2518.39 ms. Allocated memory was 127.9 MB in the beginning and 197.1 MB in the end (delta: 69.2 MB). Free memory was 54.8 MB in the beginning and 123.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 49895.85 ms. Allocated memory was 197.1 MB in the beginning and 1.2 GB in the end (delta: 985.7 MB). Free memory was 122.5 MB in the beginning and 857.9 MB in the end (delta: -735.4 MB). Peak memory consumption was 638.2 MB. Max. memory is 16.1 GB. * Witness Printer took 318.67 ms. Allocated memory is still 1.2 GB. Free memory was 857.9 MB in the beginning and 820.1 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 212]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49791.8ms, OverallIterations: 14, TraceHistogramMax: 10, EmptinessCheckTime: 385.1ms, AutomataDifference: 21772.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 681.0ms, InitialAbstractionConstructionTime: 21.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2920 SDtfs, 4165 SDslu, 92 SDs, 0 SdLazy, 13037 SolverSat, 2458 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15762.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5342 GetRequests, 5307 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 245.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=17770occurred in iteration=11, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2560.0ms AutomataMinimizationTime, 14 MinimizatonAttempts, 3290 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 169 NumberOfFragments, 334 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3489 FormulaSimplificationTreeSizeReduction, 156.4ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 705 FormulaSimplificationTreeSizeReductionInter, 514.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 876.2ms SsaConstructionTime, 2160.2ms SatisfiabilityAnalysisTime, 17403.1ms InterpolantComputationTime, 17928 NumberOfCodeBlocks, 17928 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 17910 ConstructedInterpolants, 0 QuantifiedInterpolants, 53529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 6371 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 49404/50133 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((((((((((a15 <= 3 && a12 <= 8) && 8 <= a12) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a12 == 6 && a16 <= 11)) || (a16 <= 8 && 87 + a18 <= 0)) || (a12 <= 5 && a15 <= 3)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || ((!(a16 == 10) && a15 <= 3) && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a15 <= 3)) || ((!(a16 == 10) && a12 <= 8) && a16 <= 11)) || (a12 <= 5 && a16 <= 11)) || (((!(a16 == 10) && a15 <= 3) && a12 <= 8) && 7 <= a12) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((a15 <= 3 && a12 <= 8) && 8 <= a12) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a12 == 6 && a16 <= 11)) || (a16 <= 8 && 87 + a18 <= 0)) || (a12 <= 5 && a15 <= 3)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || ((!(a16 == 10) && a15 <= 3) && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a15 <= 3)) || ((!(a16 == 10) && a12 <= 8) && a16 <= 11)) || (a12 <= 5 && a16 <= 11)) || (((!(a16 == 10) && a15 <= 3) && a12 <= 8) && 7 <= a12) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((a15 <= 3 && a12 <= 8) && 8 <= a12) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a12 == 6 && a16 <= 11)) || (a16 <= 8 && 87 + a18 <= 0)) || (a12 <= 5 && a15 <= 3)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || ((!(a16 == 10) && a15 <= 3) && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a15 <= 3)) || ((!(a16 == 10) && a12 <= 8) && a16 <= 11)) || (a12 <= 5 && a16 <= 11)) || (((!(a16 == 10) && a15 <= 3) && a12 <= 8) && 7 <= a12) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:21:05,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ae464-f685-4e95-abd7-87280a4c95fb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...