./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be --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 0400eaf1344bba9e95f35da8706354691788053fccf773c14142686dfa7b14da ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:00:47,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:00:47,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:00:47,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:00:47,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:00:47,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:00:47,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:00:47,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:00:47,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:00:47,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:00:47,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:00:47,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:00:47,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:00:47,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:00:47,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:00:47,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:00:47,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:00:47,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:00:47,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:00:47,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:00:47,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:00:47,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:00:47,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:00:47,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:00:47,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:00:47,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:00:47,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:00:47,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:00:47,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:00:47,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:00:47,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:00:47,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:00:47,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:00:47,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:00:47,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:00:47,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:00:47,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:00:47,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:00:47,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:00:47,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:00:47,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:00:47,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:00:47,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:00:47,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:00:47,686 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:00:47,686 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:00:47,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:00:47,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:00:47,688 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:00:47,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:00:47,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:00:47,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:00:47,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:00:47,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:00:47,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:00:47,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:00:47,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:00:47,691 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:00:47,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:00:47,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:00:47,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:00:47,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:00:47,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:00:47,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:00:47,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:00:47,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:00:47,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:00:47,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:00:47,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:00:47,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:00:47,694 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:00:47,696 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:00:47,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:00:47,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:00:47,696 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_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0400eaf1344bba9e95f35da8706354691788053fccf773c14142686dfa7b14da [2021-10-21 19:00:47,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:00:47,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:00:47,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:00:48,000 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:00:48,000 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:00:48,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2021-10-21 19:00:48,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/data/bd41a25a3/f4a30c6c72694b7f843ad0777eb25466/FLAG39a7c3da2 [2021-10-21 19:00:48,766 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:00:48,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2021-10-21 19:00:48,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/data/bd41a25a3/f4a30c6c72694b7f843ad0777eb25466/FLAG39a7c3da2 [2021-10-21 19:00:49,040 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/data/bd41a25a3/f4a30c6c72694b7f843ad0777eb25466 [2021-10-21 19:00:49,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:00:49,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:00:49,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:00:49,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:00:49,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:00:49,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:00:49" (1/1) ... [2021-10-21 19:00:49,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@194f8345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:49, skipping insertion in model container [2021-10-21 19:00:49,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:00:49" (1/1) ... [2021-10-21 19:00:49,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:00:49,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:00:49,415 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_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/sv-benchmarks/c/eca-rers2012/Problem16_label48.c[6692,6705] [2021-10-21 19:00:49,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:00:49,879 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:00:49,925 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_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/sv-benchmarks/c/eca-rers2012/Problem16_label48.c[6692,6705] [2021-10-21 19:00:50,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:00:50,203 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:00:50,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50 WrapperNode [2021-10-21 19:00:50,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:00:50,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:00:50,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:00:50,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:00:50,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:00:50,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:00:50,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:00:50,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:00:50,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:00:50,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:00:50,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:00:50,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:00:50,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (1/1) ... [2021-10-21 19:00:50,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:00:50,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:00:50,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:00:50,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:00:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:00:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:00:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:00:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:00:52,967 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:00:52,967 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-21 19:00:52,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:00:52 BoogieIcfgContainer [2021-10-21 19:00:52,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:00:52,972 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:00:52,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:00:52,975 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:00:52,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:00:49" (1/3) ... [2021-10-21 19:00:52,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@627081d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:00:52, skipping insertion in model container [2021-10-21 19:00:52,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:00:50" (2/3) ... [2021-10-21 19:00:52,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@627081d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:00:52, skipping insertion in model container [2021-10-21 19:00:52,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:00:52" (3/3) ... [2021-10-21 19:00:52,979 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label48.c [2021-10-21 19:00:52,984 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:00:52,984 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 19:00:53,034 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:00:53,041 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:00:53,042 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 19:00:53,067 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) [2021-10-21 19:00:53,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-21 19:00:53,075 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:53,076 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] [2021-10-21 19:00:53,077 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:53,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:53,082 INFO L82 PathProgramCache]: Analyzing trace with hash -107486446, now seen corresponding path program 1 times [2021-10-21 19:00:53,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:00:53,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275178191] [2021-10-21 19:00:53,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:53,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:00:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:53,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:00:53,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275178191] [2021-10-21 19:00:53,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275178191] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:53,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:53,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:00:53,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636476953] [2021-10-21 19:00:53,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:00:53,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:00:53,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:00:53,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:00:53,366 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 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 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) [2021-10-21 19:00:55,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:00:55,412 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2021-10-21 19:00:55,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:00:55,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 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 64 [2021-10-21 19:00:55,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:00:55,441 INFO L225 Difference]: With dead ends: 1122 [2021-10-21 19:00:55,441 INFO L226 Difference]: Without dead ends: 662 [2021-10-21 19:00:55,446 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:00:55,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2021-10-21 19:00:55,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2021-10-21 19:00:55,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.518910741301059) internal successors, (1004), 661 states have internal predecessors, (1004), 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) [2021-10-21 19:00:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2021-10-21 19:00:55,549 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 64 [2021-10-21 19:00:55,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:00:55,550 INFO L470 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2021-10-21 19:00:55,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 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) [2021-10-21 19:00:55,550 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2021-10-21 19:00:55,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-21 19:00:55,562 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:55,563 INFO L512 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:00:55,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:00:55,563 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:55,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:55,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1187362092, now seen corresponding path program 1 times [2021-10-21 19:00:55,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:00:55,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060015279] [2021-10-21 19:00:55,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:55,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:00:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:55,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:00:55,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060015279] [2021-10-21 19:00:55,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060015279] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:55,776 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:55,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:00:55,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625431857] [2021-10-21 19:00:55,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:00:55,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:00:55,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:00:55,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:00:55,779 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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) [2021-10-21 19:00:57,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:00:57,528 INFO L93 Difference]: Finished difference Result 1982 states and 3008 transitions. [2021-10-21 19:00:57,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:00:57,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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 132 [2021-10-21 19:00:57,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:00:57,538 INFO L225 Difference]: With dead ends: 1982 [2021-10-21 19:00:57,538 INFO L226 Difference]: Without dead ends: 1322 [2021-10-21 19:00:57,542 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 [2021-10-21 19:00:57,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1322 states. [2021-10-21 19:00:57,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1322 to 1320. [2021-10-21 19:00:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4564063684609552) internal successors, (1921), 1319 states have internal predecessors, (1921), 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) [2021-10-21 19:00:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1921 transitions. [2021-10-21 19:00:57,590 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1921 transitions. Word has length 132 [2021-10-21 19:00:57,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:00:57,590 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 1921 transitions. [2021-10-21 19:00:57,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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) [2021-10-21 19:00:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1921 transitions. [2021-10-21 19:00:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-21 19:00:57,594 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:57,594 INFO L512 BasicCegarLoop]: trace histogram [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, 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] [2021-10-21 19:00:57,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:00:57,595 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:57,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:57,595 INFO L82 PathProgramCache]: Analyzing trace with hash 612140053, now seen corresponding path program 1 times [2021-10-21 19:00:57,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:00:57,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104209306] [2021-10-21 19:00:57,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:57,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:00:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:57,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:00:57,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104209306] [2021-10-21 19:00:57,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104209306] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:57,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:57,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:00:57,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617041420] [2021-10-21 19:00:57,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:00:57,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:00:57,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:00:57,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:00:57,752 INFO L87 Difference]: Start difference. First operand 1320 states and 1921 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 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) [2021-10-21 19:00:59,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:00:59,323 INFO L93 Difference]: Finished difference Result 3954 states and 5758 transitions. [2021-10-21 19:00:59,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:00:59,323 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2021-10-21 19:00:59,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:00:59,339 INFO L225 Difference]: With dead ends: 3954 [2021-10-21 19:00:59,339 INFO L226 Difference]: Without dead ends: 2636 [2021-10-21 19:00:59,341 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 [2021-10-21 19:00:59,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2021-10-21 19:00:59,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2021-10-21 19:00:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2636 states, 2635 states have (on average 1.3248576850094878) internal successors, (3491), 2635 states have internal predecessors, (3491), 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) [2021-10-21 19:00:59,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3491 transitions. [2021-10-21 19:00:59,411 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3491 transitions. Word has length 143 [2021-10-21 19:00:59,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:00:59,412 INFO L470 AbstractCegarLoop]: Abstraction has 2636 states and 3491 transitions. [2021-10-21 19:00:59,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 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) [2021-10-21 19:00:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3491 transitions. [2021-10-21 19:00:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-10-21 19:00:59,415 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:59,415 INFO L512 BasicCegarLoop]: trace histogram [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, 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] [2021-10-21 19:00:59,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:00:59,416 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:59,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:59,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1894058131, now seen corresponding path program 1 times [2021-10-21 19:00:59,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:00:59,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716112515] [2021-10-21 19:00:59,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:59,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:00:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:59,515 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:59,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:00:59,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716112515] [2021-10-21 19:00:59,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716112515] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:59,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:59,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:00:59,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46414953] [2021-10-21 19:00:59,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:00:59,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:00:59,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:00:59,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:00:59,519 INFO L87 Difference]: Start difference. First operand 2636 states and 3491 transitions. Second operand has 3 states, 3 states have (on average 65.0) internal successors, (195), 2 states have internal predecessors, (195), 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) [2021-10-21 19:01:01,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:01,088 INFO L93 Difference]: Finished difference Result 6586 states and 8550 transitions. [2021-10-21 19:01:01,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:01,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 2 states have internal predecessors, (195), 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 195 [2021-10-21 19:01:01,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:01,110 INFO L225 Difference]: With dead ends: 6586 [2021-10-21 19:01:01,110 INFO L226 Difference]: Without dead ends: 3952 [2021-10-21 19:01:01,114 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:01,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2021-10-21 19:01:01,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2021-10-21 19:01:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.2171602126044039) internal successors, (4809), 3951 states have internal predecessors, (4809), 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) [2021-10-21 19:01:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4809 transitions. [2021-10-21 19:01:01,211 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4809 transitions. Word has length 195 [2021-10-21 19:01:01,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:01,212 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 4809 transitions. [2021-10-21 19:01:01,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 2 states have internal predecessors, (195), 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) [2021-10-21 19:01:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4809 transitions. [2021-10-21 19:01:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-10-21 19:01:01,218 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:01,219 INFO L512 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:01:01,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:01:01,219 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:01,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:01,220 INFO L82 PathProgramCache]: Analyzing trace with hash -454082161, now seen corresponding path program 1 times [2021-10-21 19:01:01,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:01,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739641544] [2021-10-21 19:01:01,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:01,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:01:01,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:01,364 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739641544] [2021-10-21 19:01:01,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739641544] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:01,364 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:01,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:01,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779669396] [2021-10-21 19:01:01,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:01,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:01,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:01,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:01,367 INFO L87 Difference]: Start difference. First operand 3952 states and 4809 transitions. Second operand has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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) [2021-10-21 19:01:02,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:02,892 INFO L93 Difference]: Finished difference Result 9547 states and 11836 transitions. [2021-10-21 19:01:02,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:02,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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 299 [2021-10-21 19:01:02,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:02,920 INFO L225 Difference]: With dead ends: 9547 [2021-10-21 19:01:02,920 INFO L226 Difference]: Without dead ends: 5597 [2021-10-21 19:01:02,925 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:02,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-21 19:01:03,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2021-10-21 19:01:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.2101501072194425) internal successors, (6772), 5596 states have internal predecessors, (6772), 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) [2021-10-21 19:01:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 6772 transitions. [2021-10-21 19:01:03,065 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 6772 transitions. Word has length 299 [2021-10-21 19:01:03,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:03,066 INFO L470 AbstractCegarLoop]: Abstraction has 5597 states and 6772 transitions. [2021-10-21 19:01:03,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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) [2021-10-21 19:01:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6772 transitions. [2021-10-21 19:01:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-10-21 19:01:03,071 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:03,072 INFO L512 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:01:03,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:01:03,072 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:03,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:03,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1623288330, now seen corresponding path program 1 times [2021-10-21 19:01:03,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:03,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534234411] [2021-10-21 19:01:03,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:03,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:01:03,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:03,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534234411] [2021-10-21 19:01:03,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534234411] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:03,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:03,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:03,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027733047] [2021-10-21 19:01:03,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:01:03,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:03,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:01:03,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:01:03,411 INFO L87 Difference]: Start difference. First operand 5597 states and 6772 transitions. Second operand has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 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) [2021-10-21 19:01:05,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:05,091 INFO L93 Difference]: Finished difference Result 11574 states and 13936 transitions. [2021-10-21 19:01:05,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:01:05,092 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 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 309 [2021-10-21 19:01:05,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:05,125 INFO L225 Difference]: With dead ends: 11574 [2021-10-21 19:01:05,125 INFO L226 Difference]: Without dead ends: 5979 [2021-10-21 19:01:05,132 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:01:05,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5979 states. [2021-10-21 19:01:05,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5979 to 5926. [2021-10-21 19:01:05,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5926 states, 5925 states have (on average 1.199493670886076) internal successors, (7107), 5925 states have internal predecessors, (7107), 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) [2021-10-21 19:01:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 7107 transitions. [2021-10-21 19:01:05,266 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 7107 transitions. Word has length 309 [2021-10-21 19:01:05,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:05,267 INFO L470 AbstractCegarLoop]: Abstraction has 5926 states and 7107 transitions. [2021-10-21 19:01:05,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 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) [2021-10-21 19:01:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 7107 transitions. [2021-10-21 19:01:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-10-21 19:01:05,306 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:05,307 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:01:05,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:01:05,307 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:05,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:05,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1471950233, now seen corresponding path program 1 times [2021-10-21 19:01:05,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:05,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499608346] [2021-10-21 19:01:05,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:05,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:01:05,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:05,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499608346] [2021-10-21 19:01:05,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499608346] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:05,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:05,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-21 19:01:05,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606162229] [2021-10-21 19:01:05,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:01:05,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:05,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:01:05,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:01:05,587 INFO L87 Difference]: Start difference. First operand 5926 states and 7107 transitions. Second operand has 7 states, 7 states have (on average 56.285714285714285) internal successors, (394), 6 states have internal predecessors, (394), 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) [2021-10-21 19:01:07,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:07,869 INFO L93 Difference]: Finished difference Result 11380 states and 13724 transitions. [2021-10-21 19:01:07,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:01:07,870 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 56.285714285714285) internal successors, (394), 6 states have internal predecessors, (394), 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 396 [2021-10-21 19:01:07,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:07,895 INFO L225 Difference]: With dead ends: 11380 [2021-10-21 19:01:07,895 INFO L226 Difference]: Without dead ends: 5597 [2021-10-21 19:01:07,901 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 46.7ms TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:01:07,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-21 19:01:07,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2021-10-21 19:01:08,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0816654753395283) internal successors, (6053), 5596 states have internal predecessors, (6053), 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) [2021-10-21 19:01:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 6053 transitions. [2021-10-21 19:01:08,012 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 6053 transitions. Word has length 396 [2021-10-21 19:01:08,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:08,013 INFO L470 AbstractCegarLoop]: Abstraction has 5597 states and 6053 transitions. [2021-10-21 19:01:08,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 56.285714285714285) internal successors, (394), 6 states have internal predecessors, (394), 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) [2021-10-21 19:01:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6053 transitions. [2021-10-21 19:01:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2021-10-21 19:01:08,021 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:08,022 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:01:08,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:01:08,022 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:08,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:08,023 INFO L82 PathProgramCache]: Analyzing trace with hash 781512719, now seen corresponding path program 1 times [2021-10-21 19:01:08,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:08,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535283965] [2021-10-21 19:01:08,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:08,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-21 19:01:08,228 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:08,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535283965] [2021-10-21 19:01:08,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535283965] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:01:08,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892874839] [2021-10-21 19:01:08,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:08,230 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:01:08,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:01:08,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:01:08,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:01:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:08,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:01:08,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:01:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2021-10-21 19:01:09,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892874839] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:09,592 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 19:01:09,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-10-21 19:01:09,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858645289] [2021-10-21 19:01:09,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:09,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:09,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:09,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:01:09,595 INFO L87 Difference]: Start difference. First operand 5597 states and 6053 transitions. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 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) [2021-10-21 19:01:10,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:10,589 INFO L93 Difference]: Finished difference Result 7244 states and 7749 transitions. [2021-10-21 19:01:10,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:10,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 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 403 [2021-10-21 19:01:10,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:10,644 INFO L225 Difference]: With dead ends: 7244 [2021-10-21 19:01:10,651 INFO L226 Difference]: Without dead ends: 7242 [2021-10-21 19:01:10,653 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.7ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:01:10,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2021-10-21 19:01:10,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 6255. [2021-10-21 19:01:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0767508794371603) internal successors, (6734), 6254 states have internal predecessors, (6734), 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) [2021-10-21 19:01:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6734 transitions. [2021-10-21 19:01:10,772 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6734 transitions. Word has length 403 [2021-10-21 19:01:10,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:10,773 INFO L470 AbstractCegarLoop]: Abstraction has 6255 states and 6734 transitions. [2021-10-21 19:01:10,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 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) [2021-10-21 19:01:10,774 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6734 transitions. [2021-10-21 19:01:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2021-10-21 19:01:10,796 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:10,797 INFO L512 BasicCegarLoop]: trace histogram [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, 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, 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, 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] [2021-10-21 19:01:10,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:01:11,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:01:11,019 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:11,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:11,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1798648114, now seen corresponding path program 1 times [2021-10-21 19:01:11,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:11,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741502067] [2021-10-21 19:01:11,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:11,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 722 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-10-21 19:01:11,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:11,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741502067] [2021-10-21 19:01:11,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741502067] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:11,308 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:11,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:11,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060152324] [2021-10-21 19:01:11,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:11,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:11,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:11,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:11,316 INFO L87 Difference]: Start difference. First operand 6255 states and 6734 transitions. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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) [2021-10-21 19:01:12,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:12,376 INFO L93 Difference]: Finished difference Result 14482 states and 15690 transitions. [2021-10-21 19:01:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:12,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 639 [2021-10-21 19:01:12,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:12,392 INFO L225 Difference]: With dead ends: 14482 [2021-10-21 19:01:12,393 INFO L226 Difference]: Without dead ends: 8558 [2021-10-21 19:01:12,400 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 [2021-10-21 19:01:12,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2021-10-21 19:01:12,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2021-10-21 19:01:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8558 states, 8557 states have (on average 1.0781816057029332) internal successors, (9226), 8557 states have internal predecessors, (9226), 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) [2021-10-21 19:01:12,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 9226 transitions. [2021-10-21 19:01:12,534 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 9226 transitions. Word has length 639 [2021-10-21 19:01:12,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:12,535 INFO L470 AbstractCegarLoop]: Abstraction has 8558 states and 9226 transitions. [2021-10-21 19:01:12,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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) [2021-10-21 19:01:12,536 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 9226 transitions. [2021-10-21 19:01:12,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2021-10-21 19:01:12,572 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:12,573 INFO L512 BasicCegarLoop]: trace histogram [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, 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, 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, 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, 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, 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] [2021-10-21 19:01:12,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:01:12,573 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:12,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:12,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1671654938, now seen corresponding path program 1 times [2021-10-21 19:01:12,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:12,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50883156] [2021-10-21 19:01:12,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:12,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:12,862 INFO L134 CoverageAnalysis]: Checked inductivity of 896 backedges. 707 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-10-21 19:01:12,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:12,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50883156] [2021-10-21 19:01:12,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50883156] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:12,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:12,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:12,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418254831] [2021-10-21 19:01:12,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:01:12,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:12,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:01:12,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:01:12,871 INFO L87 Difference]: Start difference. First operand 8558 states and 9226 transitions. Second operand has 4 states, 4 states have (on average 148.75) internal successors, (595), 3 states have internal predecessors, (595), 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) [2021-10-21 19:01:14,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:14,367 INFO L93 Difference]: Finished difference Result 20406 states and 22032 transitions. [2021-10-21 19:01:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:01:14,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 148.75) internal successors, (595), 3 states have internal predecessors, (595), 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 720 [2021-10-21 19:01:14,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:14,386 INFO L225 Difference]: With dead ends: 20406 [2021-10-21 19:01:14,387 INFO L226 Difference]: Without dead ends: 12179 [2021-10-21 19:01:14,394 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:01:14,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12179 states. [2021-10-21 19:01:14,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12179 to 12177. [2021-10-21 19:01:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0748193166885678) internal successors, (13087), 12176 states have internal predecessors, (13087), 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) [2021-10-21 19:01:14,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 13087 transitions. [2021-10-21 19:01:14,568 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 13087 transitions. Word has length 720 [2021-10-21 19:01:14,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:14,570 INFO L470 AbstractCegarLoop]: Abstraction has 12177 states and 13087 transitions. [2021-10-21 19:01:14,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 148.75) internal successors, (595), 3 states have internal predecessors, (595), 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) [2021-10-21 19:01:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 13087 transitions. [2021-10-21 19:01:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 759 [2021-10-21 19:01:14,583 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:14,584 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:01:14,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:01:14,585 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:14,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:14,585 INFO L82 PathProgramCache]: Analyzing trace with hash -384185575, now seen corresponding path program 1 times [2021-10-21 19:01:14,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:14,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145483365] [2021-10-21 19:01:14,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:14,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 879 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-10-21 19:01:14,884 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:14,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145483365] [2021-10-21 19:01:14,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145483365] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:14,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:14,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:14,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675899280] [2021-10-21 19:01:14,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:01:14,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:14,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:01:14,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:01:14,888 INFO L87 Difference]: Start difference. First operand 12177 states and 13087 transitions. Second operand has 4 states, 4 states have (on average 130.75) internal successors, (523), 3 states have internal predecessors, (523), 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) [2021-10-21 19:01:16,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:16,202 INFO L93 Difference]: Finished difference Result 23694 states and 25505 transitions. [2021-10-21 19:01:16,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:16,202 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 3 states have internal predecessors, (523), 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 758 [2021-10-21 19:01:16,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:16,222 INFO L225 Difference]: With dead ends: 23694 [2021-10-21 19:01:16,222 INFO L226 Difference]: Without dead ends: 12177 [2021-10-21 19:01:16,234 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:01:16,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2021-10-21 19:01:16,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 12177. [2021-10-21 19:01:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0745729303547964) internal successors, (13084), 12176 states have internal predecessors, (13084), 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) [2021-10-21 19:01:16,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 13084 transitions. [2021-10-21 19:01:16,402 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 13084 transitions. Word has length 758 [2021-10-21 19:01:16,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:16,403 INFO L470 AbstractCegarLoop]: Abstraction has 12177 states and 13084 transitions. [2021-10-21 19:01:16,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 3 states have internal predecessors, (523), 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) [2021-10-21 19:01:16,404 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 13084 transitions. [2021-10-21 19:01:16,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 820 [2021-10-21 19:01:16,454 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:16,455 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, 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, 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, 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] [2021-10-21 19:01:16,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 19:01:16,455 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:16,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:16,456 INFO L82 PathProgramCache]: Analyzing trace with hash -337891225, now seen corresponding path program 1 times [2021-10-21 19:01:16,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:16,457 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489417441] [2021-10-21 19:01:16,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:16,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:16,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 706 proven. 0 refuted. 0 times theorem prover too weak. 661 trivial. 0 not checked. [2021-10-21 19:01:16,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:16,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489417441] [2021-10-21 19:01:16,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489417441] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:16,815 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:16,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:16,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979968715] [2021-10-21 19:01:16,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:16,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:16,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:16,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:16,818 INFO L87 Difference]: Start difference. First operand 12177 states and 13084 transitions. Second operand has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 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) [2021-10-21 19:01:17,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:17,919 INFO L93 Difference]: Finished difference Result 26655 states and 28797 transitions. [2021-10-21 19:01:17,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:17,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 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 819 [2021-10-21 19:01:17,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:17,945 INFO L225 Difference]: With dead ends: 26655 [2021-10-21 19:01:17,945 INFO L226 Difference]: Without dead ends: 15138 [2021-10-21 19:01:17,958 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:17,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15138 states. [2021-10-21 19:01:18,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15138 to 14151. [2021-10-21 19:01:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14151 states, 14150 states have (on average 1.0652296819787985) internal successors, (15073), 14150 states have internal predecessors, (15073), 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) [2021-10-21 19:01:18,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 15073 transitions. [2021-10-21 19:01:18,217 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 15073 transitions. Word has length 819 [2021-10-21 19:01:18,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:18,218 INFO L470 AbstractCegarLoop]: Abstraction has 14151 states and 15073 transitions. [2021-10-21 19:01:18,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 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) [2021-10-21 19:01:18,218 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 15073 transitions. [2021-10-21 19:01:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2021-10-21 19:01:18,235 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:18,236 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, 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, 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, 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] [2021-10-21 19:01:18,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:01:18,237 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:18,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:18,238 INFO L82 PathProgramCache]: Analyzing trace with hash -599170210, now seen corresponding path program 1 times [2021-10-21 19:01:18,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:18,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780943358] [2021-10-21 19:01:18,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:18,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1371 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2021-10-21 19:01:18,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:18,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780943358] [2021-10-21 19:01:18,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780943358] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:18,590 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:18,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:18,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183435581] [2021-10-21 19:01:18,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:18,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:18,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:18,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:18,593 INFO L87 Difference]: Start difference. First operand 14151 states and 15073 transitions. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 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) [2021-10-21 19:01:19,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:19,594 INFO L93 Difference]: Finished difference Result 27642 states and 29480 transitions. [2021-10-21 19:01:19,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:19,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 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 820 [2021-10-21 19:01:19,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:19,613 INFO L225 Difference]: With dead ends: 27642 [2021-10-21 19:01:19,613 INFO L226 Difference]: Without dead ends: 14151 [2021-10-21 19:01:19,624 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:19,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2021-10-21 19:01:19,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13822. [2021-10-21 19:01:19,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0582447000940598) internal successors, (14626), 13821 states have internal predecessors, (14626), 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) [2021-10-21 19:01:19,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14626 transitions. [2021-10-21 19:01:19,803 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14626 transitions. Word has length 820 [2021-10-21 19:01:19,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:19,804 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14626 transitions. [2021-10-21 19:01:19,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 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) [2021-10-21 19:01:19,804 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14626 transitions. [2021-10-21 19:01:19,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 991 [2021-10-21 19:01:19,839 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:19,840 INFO L512 BasicCegarLoop]: trace histogram [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, 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, 8, 8, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2021-10-21 19:01:19,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 19:01:19,841 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:19,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:19,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1494297060, now seen corresponding path program 1 times [2021-10-21 19:01:19,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:19,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999095374] [2021-10-21 19:01:19,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:19,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2372 backedges. 1248 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2021-10-21 19:01:20,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:20,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999095374] [2021-10-21 19:01:20,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999095374] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:20,250 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:20,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:20,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556420572] [2021-10-21 19:01:20,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:20,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:20,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:20,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:20,253 INFO L87 Difference]: Start difference. First operand 13822 states and 14626 transitions. Second operand has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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) [2021-10-21 19:01:21,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:21,191 INFO L93 Difference]: Finished difference Result 32248 states and 34194 transitions. [2021-10-21 19:01:21,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:21,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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 990 [2021-10-21 19:01:21,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:21,208 INFO L225 Difference]: With dead ends: 32248 [2021-10-21 19:01:21,208 INFO L226 Difference]: Without dead ends: 16783 [2021-10-21 19:01:21,217 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:21,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2021-10-21 19:01:21,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 16783. [2021-10-21 19:01:21,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16783 states, 16782 states have (on average 1.0458229054939816) internal successors, (17551), 16782 states have internal predecessors, (17551), 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) [2021-10-21 19:01:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16783 states to 16783 states and 17551 transitions. [2021-10-21 19:01:21,527 INFO L78 Accepts]: Start accepts. Automaton has 16783 states and 17551 transitions. Word has length 990 [2021-10-21 19:01:21,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:21,528 INFO L470 AbstractCegarLoop]: Abstraction has 16783 states and 17551 transitions. [2021-10-21 19:01:21,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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) [2021-10-21 19:01:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 16783 states and 17551 transitions. [2021-10-21 19:01:21,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1260 [2021-10-21 19:01:21,565 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:21,566 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, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2021-10-21 19:01:21,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 19:01:21,566 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:21,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:21,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1426318988, now seen corresponding path program 1 times [2021-10-21 19:01:21,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:21,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82577999] [2021-10-21 19:01:21,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:21,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:22,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3359 backedges. 1142 proven. 0 refuted. 0 times theorem prover too weak. 2217 trivial. 0 not checked. [2021-10-21 19:01:22,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:22,192 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82577999] [2021-10-21 19:01:22,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82577999] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:22,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:22,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:22,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534353577] [2021-10-21 19:01:22,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:22,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:22,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:22,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:22,196 INFO L87 Difference]: Start difference. First operand 16783 states and 17551 transitions. Second operand has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 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) [2021-10-21 19:01:23,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:23,162 INFO L93 Difference]: Finished difference Result 32906 states and 34436 transitions. [2021-10-21 19:01:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:23,163 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 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 1259 [2021-10-21 19:01:23,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:23,177 INFO L225 Difference]: With dead ends: 32906 [2021-10-21 19:01:23,177 INFO L226 Difference]: Without dead ends: 16783 [2021-10-21 19:01:23,184 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:23,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2021-10-21 19:01:23,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 16125. [2021-10-21 19:01:23,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16125 states, 16124 states have (on average 1.0375837261225502) internal successors, (16730), 16124 states have internal predecessors, (16730), 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) [2021-10-21 19:01:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16125 states to 16125 states and 16730 transitions. [2021-10-21 19:01:23,378 INFO L78 Accepts]: Start accepts. Automaton has 16125 states and 16730 transitions. Word has length 1259 [2021-10-21 19:01:23,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:23,379 INFO L470 AbstractCegarLoop]: Abstraction has 16125 states and 16730 transitions. [2021-10-21 19:01:23,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 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) [2021-10-21 19:01:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 16125 states and 16730 transitions. [2021-10-21 19:01:23,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1276 [2021-10-21 19:01:23,409 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:01:23,411 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, 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, 6, 6, 6, 5, 5, 5, 5, 5, 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, 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] [2021-10-21 19:01:23,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 19:01:23,411 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:01:23,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:01:23,412 INFO L82 PathProgramCache]: Analyzing trace with hash 18198453, now seen corresponding path program 1 times [2021-10-21 19:01:23,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:01:23,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228228805] [2021-10-21 19:01:23,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:01:23,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:01:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:01:23,951 INFO L134 CoverageAnalysis]: Checked inductivity of 3590 backedges. 1178 proven. 0 refuted. 0 times theorem prover too weak. 2412 trivial. 0 not checked. [2021-10-21 19:01:23,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:01:23,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228228805] [2021-10-21 19:01:23,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228228805] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:01:23,952 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:01:23,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:01:23,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205326998] [2021-10-21 19:01:23,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:01:23,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:01:23,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:01:23,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:23,955 INFO L87 Difference]: Start difference. First operand 16125 states and 16730 transitions. Second operand has 3 states, 3 states have (on average 140.0) internal successors, (420), 3 states have internal predecessors, (420), 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) [2021-10-21 19:01:25,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:01:25,014 INFO L93 Difference]: Finished difference Result 34220 states and 35581 transitions. [2021-10-21 19:01:25,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:01:25,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 140.0) internal successors, (420), 3 states have internal predecessors, (420), 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 1275 [2021-10-21 19:01:25,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:01:25,016 INFO L225 Difference]: With dead ends: 34220 [2021-10-21 19:01:25,016 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:01:25,025 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:01:25,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:01:25,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:01:25,026 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) [2021-10-21 19:01:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:01:25,026 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1275 [2021-10-21 19:01:25,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:01:25,027 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:01:25,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 140.0) internal successors, (420), 3 states have internal predecessors, (420), 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) [2021-10-21 19:01:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:01:25,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:01:25,030 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:01:25,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 19:01:25,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:01:25,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:01:25,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:01:25,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:01:25,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:01:25,696 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,696 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,696 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,696 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,696 INFO L857 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,697 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,698 INFO L857 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,699 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-21 19:01:25,700 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,701 INFO L857 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,702 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-21 19:01:25,702 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-21 19:01:25,702 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-21 19:01:25,702 INFO L857 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,705 INFO L857 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,705 INFO L857 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,706 INFO L857 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,706 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,706 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,706 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,706 INFO L857 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,706 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,707 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,707 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,707 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,707 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,707 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,707 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,708 INFO L857 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,708 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,708 INFO L857 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,708 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,708 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-21 19:01:25,708 INFO L857 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,709 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-21 19:01:25,709 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-21 19:01:25,709 INFO L853 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse1 (<= ~a15~0 3)) (.cse0 (= ~a16~0 9))) (or (and .cse0 (= 7 ~a12~0)) (and (<= 0 (+ 87 ~a18~0)) .cse0) (= ~a16~0 8) (and .cse1 (<= 11 ~a16~0)) (and .cse1 (= ~a12~0 8)) (and .cse0 (<= 4 ~a15~0)) (and (<= ~a12~0 6) (<= ~a16~0 11)))) [2021-10-21 19:01:25,709 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,710 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,710 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,710 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,710 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,710 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,710 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,711 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,711 INFO L857 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,711 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,711 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-21 19:01:25,711 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-21 19:01:25,711 INFO L857 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,712 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-21 19:01:25,712 INFO L857 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,712 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,712 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,712 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,712 INFO L857 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,713 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,713 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,713 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,713 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,713 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,713 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,714 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,714 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,714 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,714 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,714 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,714 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,715 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-21 19:01:25,715 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,715 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-21 19:01:25,715 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-21 19:01:25,715 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,715 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,716 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,716 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,716 INFO L857 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,716 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,716 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,716 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,717 INFO L857 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,717 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,717 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,717 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-21 19:01:25,717 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-21 19:01:25,717 INFO L857 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,718 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-21 19:01:25,718 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,719 INFO L853 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse1 (<= ~a15~0 3)) (.cse0 (= ~a16~0 9))) (or (and .cse0 (= 7 ~a12~0)) (and (<= 0 (+ 87 ~a18~0)) .cse0) (= ~a16~0 8) (and .cse1 (<= 11 ~a16~0)) (and .cse1 (= ~a12~0 8)) (and .cse0 (<= 4 ~a15~0)) (and (<= ~a12~0 6) (<= ~a16~0 11)))) [2021-10-21 19:01:25,719 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,719 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,719 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,719 INFO L857 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,719 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,720 INFO L857 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,720 INFO L857 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,720 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,720 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:01:25,720 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,720 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,721 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,721 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,721 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,721 INFO L857 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,721 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-21 19:01:25,721 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,722 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-21 19:01:25,722 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-21 19:01:25,722 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,722 INFO L860 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2021-10-21 19:01:25,722 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,723 INFO L857 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,723 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,723 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,723 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,723 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,723 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,724 INFO L857 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,724 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,724 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,724 INFO L857 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,724 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-21 19:01:25,724 INFO L857 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,725 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,726 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,726 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,726 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,727 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,727 INFO L857 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,728 INFO L857 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,728 INFO L857 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,728 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,728 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,728 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,728 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,729 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,729 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-21 19:01:25,729 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-21 19:01:25,729 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-21 19:01:25,729 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:01:25,730 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 209) no Hoare annotation was computed. [2021-10-21 19:01:25,731 INFO L853 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse1 (<= ~a15~0 3)) (.cse0 (= ~a16~0 9))) (or (and .cse0 (= 7 ~a12~0)) (and (<= 0 (+ 87 ~a18~0)) .cse0) (= ~a16~0 8) (and .cse1 (<= 11 ~a16~0)) (and .cse1 (= ~a12~0 8)) (and .cse0 (<= 4 ~a15~0)) (and (<= ~a12~0 6) (<= ~a16~0 11)))) [2021-10-21 19:01:25,731 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,731 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,731 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,732 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,732 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,732 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,732 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,733 INFO L857 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,733 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,733 INFO L857 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,733 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,734 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,734 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,735 INFO L857 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,735 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-21 19:01:25,735 INFO L857 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,736 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-21 19:01:25,736 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-21 19:01:25,736 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,736 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,736 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,736 INFO L857 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,737 INFO L857 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,737 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,737 INFO L857 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,737 INFO L857 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,737 INFO L857 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,737 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,738 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,738 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,738 INFO L857 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2021-10-21 19:01:25,739 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,739 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,739 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,740 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,740 INFO L857 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,740 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-21 19:01:25,740 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-21 19:01:25,740 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-21 19:01:25,740 INFO L857 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,741 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,741 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,741 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,741 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,741 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,741 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,742 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,742 INFO L857 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,742 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,742 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,742 INFO L857 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,742 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,743 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-21 19:01:25,743 INFO L857 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,743 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-21 19:01:25,743 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-21 19:01:25,743 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,743 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,744 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,744 INFO L857 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,744 INFO L857 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,744 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,744 INFO L857 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,745 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,745 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,745 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,745 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,745 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,746 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,747 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,748 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,749 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-21 19:01:25,750 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-21 19:01:25,751 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,751 INFO L857 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,751 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,751 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,751 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,751 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,752 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,752 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,752 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,752 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,752 INFO L857 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,752 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,753 INFO L857 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,753 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,753 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:01:25,753 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,753 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-21 19:01:25,753 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-21 19:01:25,754 INFO L857 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,754 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,754 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,754 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,754 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,755 INFO L857 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,756 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-21 19:01:25,756 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-21 19:01:25,756 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,756 INFO L857 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,756 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,756 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,757 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,757 INFO L857 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,757 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,757 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,757 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,757 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,758 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,758 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,758 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,758 INFO L857 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,758 INFO L857 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,758 INFO L857 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,759 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-21 19:01:25,759 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-21 19:01:25,759 INFO L857 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,759 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,759 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,759 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,760 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,760 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,760 INFO L857 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,760 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,760 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,760 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:01:25,761 INFO L857 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,761 INFO L857 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,761 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-21 19:01:25,761 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-21 19:01:25,761 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,761 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,762 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,762 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,762 INFO L857 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,762 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,762 INFO L857 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,762 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,763 INFO L857 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,764 INFO L857 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,764 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,764 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-21 19:01:25,764 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-21 19:01:25,764 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,764 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,765 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,766 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,766 INFO L857 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,766 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,766 INFO L857 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2021-10-21 19:01:25,766 INFO L857 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,766 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,767 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,767 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-21 19:01:25,767 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2021-10-21 19:01:25,767 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,767 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,767 INFO L857 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2021-10-21 19:01:25,768 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-21 19:01:25,768 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-21 19:01:25,768 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-21 19:01:25,772 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:01:25,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:01:25 BoogieIcfgContainer [2021-10-21 19:01:25,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:01:25,807 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:01:25,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:01:25,808 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:01:25,808 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:00:52" (3/4) ... [2021-10-21 19:01:25,811 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:01:25,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-21 19:01:25,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 19:01:25,857 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:01:25,860 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:01:26,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:01:26,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:01:26,109 INFO L168 Benchmark]: Toolchain (without parser) took 37057.66 ms. Allocated memory was 92.3 MB in the beginning and 935.3 MB in the end (delta: 843.1 MB). Free memory was 54.6 MB in the beginning and 564.5 MB in the end (delta: -509.9 MB). Peak memory consumption was 333.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,109 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 92.3 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:01:26,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1150.61 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 54.4 MB in the beginning and 60.4 MB in the end (delta: -6.0 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.83 ms. Allocated memory is still 134.2 MB. Free memory was 60.4 MB in the beginning and 84.8 MB in the end (delta: -24.4 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,111 INFO L168 Benchmark]: Boogie Preprocessor took 181.82 ms. Allocated memory is still 134.2 MB. Free memory was 84.8 MB in the beginning and 71.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,111 INFO L168 Benchmark]: RCFGBuilder took 2358.47 ms. Allocated memory was 134.2 MB in the beginning and 186.6 MB in the end (delta: 52.4 MB). Free memory was 71.4 MB in the beginning and 110.5 MB in the end (delta: -39.1 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,112 INFO L168 Benchmark]: TraceAbstraction took 32835.07 ms. Allocated memory was 186.6 MB in the beginning and 935.3 MB in the end (delta: 748.7 MB). Free memory was 110.5 MB in the beginning and 602.2 MB in the end (delta: -491.7 MB). Peak memory consumption was 257.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,112 INFO L168 Benchmark]: Witness Printer took 300.50 ms. Allocated memory is still 935.3 MB. Free memory was 602.2 MB in the beginning and 564.5 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:01:26,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 92.3 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1150.61 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 54.4 MB in the beginning and 60.4 MB in the end (delta: -6.0 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 221.83 ms. Allocated memory is still 134.2 MB. Free memory was 60.4 MB in the beginning and 84.8 MB in the end (delta: -24.4 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 181.82 ms. Allocated memory is still 134.2 MB. Free memory was 84.8 MB in the beginning and 71.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2358.47 ms. Allocated memory was 134.2 MB in the beginning and 186.6 MB in the end (delta: 52.4 MB). Free memory was 71.4 MB in the beginning and 110.5 MB in the end (delta: -39.1 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 32835.07 ms. Allocated memory was 186.6 MB in the beginning and 935.3 MB in the end (delta: 748.7 MB). Free memory was 110.5 MB in the beginning and 602.2 MB in the end (delta: -491.7 MB). Peak memory consumption was 257.0 MB. Max. memory is 16.1 GB. * Witness Printer took 300.50 ms. Allocated memory is still 935.3 MB. Free memory was 602.2 MB in the beginning and 564.5 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: 209]: 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: 32739.6ms, OverallIterations: 16, TraceHistogramMax: 9, EmptinessCheckTime: 325.7ms, AutomataDifference: 22869.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 664.5ms, InitialAbstractionConstructionTime: 19.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 3815 SDtfs, 4072 SDslu, 224 SDs, 0 SdLazy, 15834 SolverSat, 2713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17011.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 450 GetRequests, 424 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 116.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16783occurred in iteration=14, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2221.4ms AutomataMinimizationTime, 16 MinimizatonAttempts, 3018 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 211 NumberOfFragments, 145 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6677 FormulaSimplificationTreeSizeReduction, 265.8ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 1181 FormulaSimplificationTreeSizeReductionInter, 388.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 369.6ms SsaConstructionTime, 1102.8ms SatisfiabilityAnalysisTime, 4478.6ms InterpolantComputationTime, 9624 NumberOfCodeBlocks, 9624 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 9607 ConstructedInterpolants, 0 QuantifiedInterpolants, 27825 SizeOfPredicates, 0 NumberOfNonLiveVariables, 515 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 17 InterpolantComputations, 16 PerfectInterpolantSequences, 15970/16090 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: ((((((a16 == 9 && 7 == a12) || (0 <= 87 + a18 && a16 == 9)) || a16 == 8) || (a15 <= 3 && 11 <= a16)) || (a15 <= 3 && a12 == 8)) || (a16 == 9 && 4 <= a15)) || (a12 <= 6 && a16 <= 11) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((a16 == 9 && 7 == a12) || (0 <= 87 + a18 && a16 == 9)) || a16 == 8) || (a15 <= 3 && 11 <= a16)) || (a15 <= 3 && a12 == 8)) || (a16 == 9 && 4 <= a15)) || (a12 <= 6 && a16 <= 11) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((a16 == 9 && 7 == a12) || (0 <= 87 + a18 && a16 == 9)) || a16 == 8) || (a15 <= 3 && 11 <= a16)) || (a15 <= 3 && a12 == 8)) || (a16 == 9 && 4 <= a15)) || (a12 <= 6 && a16 <= 11) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:01:26,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b2fdb3-d754-4780-a0c6-15c4bbcf0d3f/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...