./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44023b61bb3a82c7e25464341011cd83fba25411 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:09:05,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:09:05,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:09:05,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:09:05,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:09:05,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:09:05,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:09:05,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:09:05,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:09:05,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:09:05,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:09:05,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:09:05,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:09:05,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:09:05,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:09:05,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:09:05,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:09:05,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:09:05,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:09:05,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:09:05,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:09:05,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:09:05,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:09:05,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:09:05,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:09:05,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:09:05,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:09:05,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:09:05,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:09:05,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:09:05,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:09:05,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:09:05,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:09:05,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:09:05,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:09:05,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:09:05,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:09:05,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:09:05,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:09:05,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:09:05,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:09:05,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:09:05,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:09:05,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:09:05,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:09:05,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:09:05,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:09:05,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:09:05,534 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:09:05,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:09:05,535 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:09:05,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:09:05,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:09:05,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:09:05,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:09:05,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:09:05,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:09:05,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:09:05,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:09:05,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:09:05,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:09:05,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:09:05,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:09:05,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:09:05,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:09:05,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:09:05,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:09:05,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:09:05,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:09:05,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:09:05,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:09:05,542 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:09:05,542 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_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44023b61bb3a82c7e25464341011cd83fba25411 [2021-10-13 01:09:05,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:09:05,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:09:05,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:09:05,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:09:05,845 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:09:05,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2021-10-13 01:09:05,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/data/333988822/6ac64aa5d9084c899fb7d0b07ecfa63b/FLAG4eb0f6c2c [2021-10-13 01:09:06,822 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:09:06,824 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2021-10-13 01:09:06,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/data/333988822/6ac64aa5d9084c899fb7d0b07ecfa63b/FLAG4eb0f6c2c [2021-10-13 01:09:07,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/data/333988822/6ac64aa5d9084c899fb7d0b07ecfa63b [2021-10-13 01:09:07,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:09:07,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:09:07,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:09:07,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:09:07,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:09:07,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:09:07" (1/1) ... [2021-10-13 01:09:07,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f9f8df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:07, skipping insertion in model container [2021-10-13 01:09:07,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:09:07" (1/1) ... [2021-10-13 01:09:07,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:09:07,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:09:07,863 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_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/sv-benchmarks/c/eca-rers2012/Problem17_label42.c[6070,6083] [2021-10-13 01:09:08,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:09:08,716 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:09:08,761 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_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/sv-benchmarks/c/eca-rers2012/Problem17_label42.c[6070,6083] [2021-10-13 01:09:09,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:09:09,236 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:09:09,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09 WrapperNode [2021-10-13 01:09:09,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:09:09,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:09:09,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:09:09,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:09:09,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:09:09,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:09:09,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:09:09,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:09:09,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:09,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:10,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:10,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:09:10,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:09:10,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:09:10,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:09:10,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (1/1) ... [2021-10-13 01:09:10,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:09:10,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:09:10,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:09:10,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:09:10,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:09:10,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:09:10,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:09:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:09:14,876 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:09:14,877 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-13 01:09:14,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:09:14 BoogieIcfgContainer [2021-10-13 01:09:14,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:09:14,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:09:14,883 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:09:14,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:09:14,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:09:07" (1/3) ... [2021-10-13 01:09:14,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731cbb1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:09:14, skipping insertion in model container [2021-10-13 01:09:14,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:09" (2/3) ... [2021-10-13 01:09:14,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731cbb1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:09:14, skipping insertion in model container [2021-10-13 01:09:14,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:09:14" (3/3) ... [2021-10-13 01:09:14,890 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label42.c [2021-10-13 01:09:14,896 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:09:14,896 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 01:09:14,981 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:09:14,992 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:09:14,992 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 01:09:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-13 01:09:15,040 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:15,041 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] [2021-10-13 01:09:15,042 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:15,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:15,048 INFO L82 PathProgramCache]: Analyzing trace with hash 2102454322, now seen corresponding path program 1 times [2021-10-13 01:09:15,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:15,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969461870] [2021-10-13 01:09:15,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:15,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:15,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:15,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969461870] [2021-10-13 01:09:15,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969461870] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:15,397 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:15,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:09:15,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505554332] [2021-10-13 01:09:15,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:15,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:15,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:15,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:15,432 INFO L87 Difference]: Start difference. First operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 0 states have call successors, (0), 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 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:19,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:19,158 INFO L93 Difference]: Finished difference Result 1667 states and 3061 transitions. [2021-10-13 01:09:19,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:19,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 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 40 [2021-10-13 01:09:19,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:19,186 INFO L225 Difference]: With dead ends: 1667 [2021-10-13 01:09:19,186 INFO L226 Difference]: Without dead ends: 998 [2021-10-13 01:09:19,198 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:19,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2021-10-13 01:09:19,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 982. [2021-10-13 01:09:19,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 981 states have (on average 1.707441386340469) internal successors, (1675), 981 states have internal predecessors, (1675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1675 transitions. [2021-10-13 01:09:19,346 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1675 transitions. Word has length 40 [2021-10-13 01:09:19,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:19,347 INFO L470 AbstractCegarLoop]: Abstraction has 982 states and 1675 transitions. [2021-10-13 01:09:19,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1675 transitions. [2021-10-13 01:09:19,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-13 01:09:19,355 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:19,355 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:09:19,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:09:19,356 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:19,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:19,359 INFO L82 PathProgramCache]: Analyzing trace with hash 48341583, now seen corresponding path program 1 times [2021-10-13 01:09:19,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:19,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414107891] [2021-10-13 01:09:19,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:19,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:19,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:19,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414107891] [2021-10-13 01:09:19,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414107891] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:19,559 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:19,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:09:19,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567134840] [2021-10-13 01:09:19,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:19,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:19,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:19,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:19,565 INFO L87 Difference]: Start difference. First operand 982 states and 1675 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:23,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:23,388 INFO L93 Difference]: Finished difference Result 2841 states and 4881 transitions. [2021-10-13 01:09:23,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:23,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2021-10-13 01:09:23,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:23,401 INFO L225 Difference]: With dead ends: 2841 [2021-10-13 01:09:23,401 INFO L226 Difference]: Without dead ends: 1861 [2021-10-13 01:09:23,404 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:23,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1861 states. [2021-10-13 01:09:23,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1861 to 1857. [2021-10-13 01:09:23,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1857 states, 1856 states have (on average 1.4547413793103448) internal successors, (2700), 1856 states have internal predecessors, (2700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1857 states and 2700 transitions. [2021-10-13 01:09:23,458 INFO L78 Accepts]: Start accepts. Automaton has 1857 states and 2700 transitions. Word has length 105 [2021-10-13 01:09:23,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:23,459 INFO L470 AbstractCegarLoop]: Abstraction has 1857 states and 2700 transitions. [2021-10-13 01:09:23,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2700 transitions. [2021-10-13 01:09:23,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-10-13 01:09:23,475 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:23,475 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:09:23,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:09:23,476 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:23,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:23,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1523238332, now seen corresponding path program 1 times [2021-10-13 01:09:23,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:23,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205532632] [2021-10-13 01:09:23,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:23,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:23,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:23,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205532632] [2021-10-13 01:09:23,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205532632] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:23,721 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:23,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:09:23,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208170495] [2021-10-13 01:09:23,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:23,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:23,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:23,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:23,724 INFO L87 Difference]: Start difference. First operand 1857 states and 2700 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 2 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:27,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:27,774 INFO L93 Difference]: Finished difference Result 4591 states and 6640 transitions. [2021-10-13 01:09:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:27,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 2 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2021-10-13 01:09:27,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:27,794 INFO L225 Difference]: With dead ends: 4591 [2021-10-13 01:09:27,794 INFO L226 Difference]: Without dead ends: 2736 [2021-10-13 01:09:27,797 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:27,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2736 states. [2021-10-13 01:09:27,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2736 to 2716. [2021-10-13 01:09:27,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2716 states, 2715 states have (on average 1.390791896869245) internal successors, (3776), 2715 states have internal predecessors, (3776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2716 states and 3776 transitions. [2021-10-13 01:09:27,880 INFO L78 Accepts]: Start accepts. Automaton has 2716 states and 3776 transitions. Word has length 145 [2021-10-13 01:09:27,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:27,881 INFO L470 AbstractCegarLoop]: Abstraction has 2716 states and 3776 transitions. [2021-10-13 01:09:27,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 2 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3776 transitions. [2021-10-13 01:09:27,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-13 01:09:27,885 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:27,885 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:09:27,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:09:27,886 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:27,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:27,887 INFO L82 PathProgramCache]: Analyzing trace with hash 652145173, now seen corresponding path program 1 times [2021-10-13 01:09:27,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:27,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814480374] [2021-10-13 01:09:27,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:27,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:28,141 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:28,141 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814480374] [2021-10-13 01:09:28,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814480374] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:28,142 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:28,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:09:28,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916379300] [2021-10-13 01:09:28,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:09:28,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:28,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:09:28,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:09:28,145 INFO L87 Difference]: Start difference. First operand 2716 states and 3776 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:31,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:31,529 INFO L93 Difference]: Finished difference Result 5012 states and 6951 transitions. [2021-10-13 01:09:31,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:09:31,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 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 151 [2021-10-13 01:09:31,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:31,547 INFO L225 Difference]: With dead ends: 5012 [2021-10-13 01:09:31,547 INFO L226 Difference]: Without dead ends: 2298 [2021-10-13 01:09:31,554 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:09:31,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2298 states. [2021-10-13 01:09:31,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2298 to 2282. [2021-10-13 01:09:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2282 states, 2281 states have (on average 1.3726435773783427) internal successors, (3131), 2281 states have internal predecessors, (3131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 2282 states and 3131 transitions. [2021-10-13 01:09:31,618 INFO L78 Accepts]: Start accepts. Automaton has 2282 states and 3131 transitions. Word has length 151 [2021-10-13 01:09:31,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:31,620 INFO L470 AbstractCegarLoop]: Abstraction has 2282 states and 3131 transitions. [2021-10-13 01:09:31,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 3131 transitions. [2021-10-13 01:09:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-13 01:09:31,623 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:31,624 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, 2, 2, 2, 2, 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] [2021-10-13 01:09:31,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:09:31,624 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:31,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:31,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1054609501, now seen corresponding path program 1 times [2021-10-13 01:09:31,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:31,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019679081] [2021-10-13 01:09:31,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:31,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:31,801 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-13 01:09:31,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:31,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019679081] [2021-10-13 01:09:31,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019679081] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:31,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:31,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:09:31,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779035201] [2021-10-13 01:09:31,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:31,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:31,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:31,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:31,806 INFO L87 Difference]: Start difference. First operand 2282 states and 3131 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:34,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:34,724 INFO L93 Difference]: Finished difference Result 5850 states and 8323 transitions. [2021-10-13 01:09:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:34,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 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 175 [2021-10-13 01:09:34,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:34,748 INFO L225 Difference]: With dead ends: 5850 [2021-10-13 01:09:34,749 INFO L226 Difference]: Without dead ends: 3995 [2021-10-13 01:09:34,752 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:34,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3995 states. [2021-10-13 01:09:34,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3995 to 3142. [2021-10-13 01:09:34,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3142 states, 3141 states have (on average 1.274434893346068) internal successors, (4003), 3141 states have internal predecessors, (4003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:34,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 3142 states and 4003 transitions. [2021-10-13 01:09:34,842 INFO L78 Accepts]: Start accepts. Automaton has 3142 states and 4003 transitions. Word has length 175 [2021-10-13 01:09:34,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:34,843 INFO L470 AbstractCegarLoop]: Abstraction has 3142 states and 4003 transitions. [2021-10-13 01:09:34,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:34,844 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 4003 transitions. [2021-10-13 01:09:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-13 01:09:34,847 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:34,847 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, 2, 2, 2, 2, 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] [2021-10-13 01:09:34,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:09:34,848 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:34,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:34,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1757277791, now seen corresponding path program 1 times [2021-10-13 01:09:34,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:34,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153774313] [2021-10-13 01:09:34,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:34,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:34,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:34,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153774313] [2021-10-13 01:09:34,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153774313] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:34,982 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:34,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:09:34,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740287066] [2021-10-13 01:09:34,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:34,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:34,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:34,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:34,990 INFO L87 Difference]: Start difference. First operand 3142 states and 4003 transitions. Second operand has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:37,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:37,597 INFO L93 Difference]: Finished difference Result 7992 states and 10495 transitions. [2021-10-13 01:09:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:37,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 0 states have call successors, (0), 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 188 [2021-10-13 01:09:37,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:37,628 INFO L225 Difference]: With dead ends: 7992 [2021-10-13 01:09:37,629 INFO L226 Difference]: Without dead ends: 4852 [2021-10-13 01:09:37,641 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:37,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4852 states. [2021-10-13 01:09:37,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4852 to 4852. [2021-10-13 01:09:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4852 states, 4851 states have (on average 1.2665429808286952) internal successors, (6144), 4851 states have internal predecessors, (6144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4852 states to 4852 states and 6144 transitions. [2021-10-13 01:09:37,764 INFO L78 Accepts]: Start accepts. Automaton has 4852 states and 6144 transitions. Word has length 188 [2021-10-13 01:09:37,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:37,765 INFO L470 AbstractCegarLoop]: Abstraction has 4852 states and 6144 transitions. [2021-10-13 01:09:37,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 4852 states and 6144 transitions. [2021-10-13 01:09:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-10-13 01:09:37,769 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:37,770 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:09:37,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:09:37,772 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:37,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:37,772 INFO L82 PathProgramCache]: Analyzing trace with hash -260014896, now seen corresponding path program 1 times [2021-10-13 01:09:37,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:37,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861150865] [2021-10-13 01:09:37,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:37,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:37,929 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-13 01:09:37,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:37,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861150865] [2021-10-13 01:09:37,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861150865] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:37,931 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:37,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:09:37,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799148008] [2021-10-13 01:09:37,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:37,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:37,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:37,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:37,934 INFO L87 Difference]: Start difference. First operand 4852 states and 6144 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:40,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:40,488 INFO L93 Difference]: Finished difference Result 12249 states and 15825 transitions. [2021-10-13 01:09:40,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:40,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 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 194 [2021-10-13 01:09:40,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:40,536 INFO L225 Difference]: With dead ends: 12249 [2021-10-13 01:09:40,536 INFO L226 Difference]: Without dead ends: 7399 [2021-10-13 01:09:40,543 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:40,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7399 states. [2021-10-13 01:09:40,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7399 to 4826. [2021-10-13 01:09:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4826 states, 4825 states have (on average 1.2652849740932643) internal successors, (6105), 4825 states have internal predecessors, (6105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4826 states and 6105 transitions. [2021-10-13 01:09:40,702 INFO L78 Accepts]: Start accepts. Automaton has 4826 states and 6105 transitions. Word has length 194 [2021-10-13 01:09:40,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:40,702 INFO L470 AbstractCegarLoop]: Abstraction has 4826 states and 6105 transitions. [2021-10-13 01:09:40,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4826 states and 6105 transitions. [2021-10-13 01:09:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-13 01:09:40,706 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:40,706 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:09:40,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:09:40,707 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:40,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:40,708 INFO L82 PathProgramCache]: Analyzing trace with hash -546786268, now seen corresponding path program 1 times [2021-10-13 01:09:40,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:40,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920126622] [2021-10-13 01:09:40,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:40,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:40,899 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:40,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920126622] [2021-10-13 01:09:40,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920126622] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:40,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:40,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:09:40,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398445602] [2021-10-13 01:09:40,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:40,901 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:40,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:40,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:40,902 INFO L87 Difference]: Start difference. First operand 4826 states and 6105 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:44,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:44,046 INFO L93 Difference]: Finished difference Result 13930 states and 17666 transitions. [2021-10-13 01:09:44,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:44,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 0 states have call successors, (0), 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 207 [2021-10-13 01:09:44,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:44,077 INFO L225 Difference]: With dead ends: 13930 [2021-10-13 01:09:44,077 INFO L226 Difference]: Without dead ends: 7828 [2021-10-13 01:09:44,085 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:44,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7828 states. [2021-10-13 01:09:44,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7828 to 7822. [2021-10-13 01:09:44,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7822 states, 7821 states have (on average 1.1792609640710907) internal successors, (9223), 7821 states have internal predecessors, (9223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7822 states to 7822 states and 9223 transitions. [2021-10-13 01:09:44,245 INFO L78 Accepts]: Start accepts. Automaton has 7822 states and 9223 transitions. Word has length 207 [2021-10-13 01:09:44,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:44,246 INFO L470 AbstractCegarLoop]: Abstraction has 7822 states and 9223 transitions. [2021-10-13 01:09:44,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:44,247 INFO L276 IsEmpty]: Start isEmpty. Operand 7822 states and 9223 transitions. [2021-10-13 01:09:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-13 01:09:44,252 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:44,253 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:09:44,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:09:44,253 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:44,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:44,254 INFO L82 PathProgramCache]: Analyzing trace with hash -304170090, now seen corresponding path program 1 times [2021-10-13 01:09:44,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:44,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708667065] [2021-10-13 01:09:44,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:44,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 75 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:44,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:44,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708667065] [2021-10-13 01:09:44,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708667065] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:09:44,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743081551] [2021-10-13 01:09:44,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:44,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:09:44,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:09:44,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:09:44,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:09:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:44,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 01:09:44,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:09:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 75 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:09:45,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743081551] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:09:45,791 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 01:09:45,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-10-13 01:09:45,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618036708] [2021-10-13 01:09:45,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:09:45,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:45,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:09:45,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:09:45,797 INFO L87 Difference]: Start difference. First operand 7822 states and 9223 transitions. Second operand has 6 states, 6 states have (on average 80.16666666666667) internal successors, (481), 5 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:53,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:53,414 INFO L93 Difference]: Finished difference Result 23757 states and 28397 transitions. [2021-10-13 01:09:53,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:09:53,424 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 80.16666666666667) internal successors, (481), 5 states have internal predecessors, (481), 0 states have call successors, (0), 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 260 [2021-10-13 01:09:53,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:53,447 INFO L225 Difference]: With dead ends: 23757 [2021-10-13 01:09:53,447 INFO L226 Difference]: Without dead ends: 14235 [2021-10-13 01:09:53,455 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 33.2ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:09:53,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14235 states. [2021-10-13 01:09:53,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14235 to 13782. [2021-10-13 01:09:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13782 states, 13781 states have (on average 1.1413540381684928) internal successors, (15729), 13781 states have internal predecessors, (15729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:53,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13782 states to 13782 states and 15729 transitions. [2021-10-13 01:09:53,667 INFO L78 Accepts]: Start accepts. Automaton has 13782 states and 15729 transitions. Word has length 260 [2021-10-13 01:09:53,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:53,668 INFO L470 AbstractCegarLoop]: Abstraction has 13782 states and 15729 transitions. [2021-10-13 01:09:53,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 80.16666666666667) internal successors, (481), 5 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 13782 states and 15729 transitions. [2021-10-13 01:09:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-10-13 01:09:53,674 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:53,675 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:09:53,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:09:53,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:09:53,900 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:53,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:53,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1944044261, now seen corresponding path program 1 times [2021-10-13 01:09:53,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:53,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032634696] [2021-10-13 01:09:53,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:53,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-10-13 01:09:54,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:54,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032634696] [2021-10-13 01:09:54,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032634696] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:54,036 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:54,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:09:54,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082369522] [2021-10-13 01:09:54,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:54,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:54,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:54,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:54,040 INFO L87 Difference]: Start difference. First operand 13782 states and 15729 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:56,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:56,546 INFO L93 Difference]: Finished difference Result 35235 states and 40523 transitions. [2021-10-13 01:09:56,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:56,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 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 300 [2021-10-13 01:09:56,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:56,591 INFO L225 Difference]: With dead ends: 35235 [2021-10-13 01:09:56,592 INFO L226 Difference]: Without dead ends: 21029 [2021-10-13 01:09:56,604 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:56,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21029 states. [2021-10-13 01:09:56,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21029 to 13782. [2021-10-13 01:09:56,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13782 states, 13781 states have (on average 1.1391771279297584) internal successors, (15699), 13781 states have internal predecessors, (15699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13782 states to 13782 states and 15699 transitions. [2021-10-13 01:09:56,855 INFO L78 Accepts]: Start accepts. Automaton has 13782 states and 15699 transitions. Word has length 300 [2021-10-13 01:09:56,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:09:56,856 INFO L470 AbstractCegarLoop]: Abstraction has 13782 states and 15699 transitions. [2021-10-13 01:09:56,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 13782 states and 15699 transitions. [2021-10-13 01:09:56,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-10-13 01:09:56,863 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:09:56,863 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:09:56,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 01:09:56,864 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:09:56,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:09:56,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1295125674, now seen corresponding path program 1 times [2021-10-13 01:09:56,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:09:56,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969955461] [2021-10-13 01:09:56,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:09:56,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:09:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:09:57,032 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-10-13 01:09:57,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:09:57,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969955461] [2021-10-13 01:09:57,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969955461] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:09:57,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:09:57,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:09:57,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792225119] [2021-10-13 01:09:57,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:09:57,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:09:57,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:09:57,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:09:57,035 INFO L87 Difference]: Start difference. First operand 13782 states and 15699 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:09:59,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:09:59,780 INFO L93 Difference]: Finished difference Result 31012 states and 35549 transitions. [2021-10-13 01:09:59,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:09:59,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 312 [2021-10-13 01:09:59,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:09:59,812 INFO L225 Difference]: With dead ends: 31012 [2021-10-13 01:09:59,812 INFO L226 Difference]: Without dead ends: 17657 [2021-10-13 01:09:59,824 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 [2021-10-13 01:09:59,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17657 states. [2021-10-13 01:10:00,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17657 to 13784. [2021-10-13 01:10:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13784 states, 13783 states have (on average 1.139011826162664) internal successors, (15699), 13783 states have internal predecessors, (15699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:00,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13784 states to 13784 states and 15699 transitions. [2021-10-13 01:10:00,042 INFO L78 Accepts]: Start accepts. Automaton has 13784 states and 15699 transitions. Word has length 312 [2021-10-13 01:10:00,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:00,043 INFO L470 AbstractCegarLoop]: Abstraction has 13784 states and 15699 transitions. [2021-10-13 01:10:00,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:00,044 INFO L276 IsEmpty]: Start isEmpty. Operand 13784 states and 15699 transitions. [2021-10-13 01:10:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2021-10-13 01:10:00,051 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:00,052 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 01:10:00,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 01:10:00,053 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:00,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:00,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1399145199, now seen corresponding path program 1 times [2021-10-13 01:10:00,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:00,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271216026] [2021-10-13 01:10:00,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:00,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-10-13 01:10:00,204 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:00,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271216026] [2021-10-13 01:10:00,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271216026] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:00,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:00,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:00,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470426012] [2021-10-13 01:10:00,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:00,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:00,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:00,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:00,207 INFO L87 Difference]: Start difference. First operand 13784 states and 15699 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:02,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:02,505 INFO L93 Difference]: Finished difference Result 30542 states and 35273 transitions. [2021-10-13 01:10:02,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:02,505 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 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 327 [2021-10-13 01:10:02,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:02,525 INFO L225 Difference]: With dead ends: 30542 [2021-10-13 01:10:02,525 INFO L226 Difference]: Without dead ends: 16335 [2021-10-13 01:10:02,535 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:02,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16335 states. [2021-10-13 01:10:02,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16335 to 12075. [2021-10-13 01:10:02,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12075 states, 12074 states have (on average 1.1282093755176412) internal successors, (13622), 12074 states have internal predecessors, (13622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12075 states to 12075 states and 13622 transitions. [2021-10-13 01:10:02,762 INFO L78 Accepts]: Start accepts. Automaton has 12075 states and 13622 transitions. Word has length 327 [2021-10-13 01:10:02,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:02,763 INFO L470 AbstractCegarLoop]: Abstraction has 12075 states and 13622 transitions. [2021-10-13 01:10:02,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 12075 states and 13622 transitions. [2021-10-13 01:10:02,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2021-10-13 01:10:02,773 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:02,774 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:02,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 01:10:02,775 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:02,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:02,775 INFO L82 PathProgramCache]: Analyzing trace with hash 555481538, now seen corresponding path program 1 times [2021-10-13 01:10:02,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:02,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144148551] [2021-10-13 01:10:02,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:02,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 256 proven. 40 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-13 01:10:03,021 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:03,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144148551] [2021-10-13 01:10:03,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144148551] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:10:03,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273865490] [2021-10-13 01:10:03,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:03,022 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:10:03,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:10:03,024 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:10:03,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 01:10:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:03,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 01:10:03,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:10:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-10-13 01:10:04,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273865490] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:04,229 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:10:04,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-13 01:10:04,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857785609] [2021-10-13 01:10:04,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:04,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:04,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:04,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:10:04,233 INFO L87 Difference]: Start difference. First operand 12075 states and 13622 transitions. Second operand has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:06,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:06,644 INFO L93 Difference]: Finished difference Result 25428 states and 28779 transitions. [2021-10-13 01:10:06,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:06,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 0 states have call successors, (0), 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 330 [2021-10-13 01:10:06,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:06,658 INFO L225 Difference]: With dead ends: 25428 [2021-10-13 01:10:06,658 INFO L226 Difference]: Without dead ends: 13780 [2021-10-13 01:10:06,666 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 27.7ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:10:06,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13780 states. [2021-10-13 01:10:06,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13780 to 13354. [2021-10-13 01:10:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13354 states, 13353 states have (on average 1.1223695049801543) internal successors, (14987), 13353 states have internal predecessors, (14987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13354 states to 13354 states and 14987 transitions. [2021-10-13 01:10:06,937 INFO L78 Accepts]: Start accepts. Automaton has 13354 states and 14987 transitions. Word has length 330 [2021-10-13 01:10:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:06,938 INFO L470 AbstractCegarLoop]: Abstraction has 13354 states and 14987 transitions. [2021-10-13 01:10:06,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 13354 states and 14987 transitions. [2021-10-13 01:10:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-10-13 01:10:06,946 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:06,947 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:06,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 01:10:07,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-13 01:10:07,164 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:07,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:07,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1495236952, now seen corresponding path program 1 times [2021-10-13 01:10:07,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:07,164 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280878981] [2021-10-13 01:10:07,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:07,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 383 proven. 40 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-10-13 01:10:07,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:07,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280878981] [2021-10-13 01:10:07,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280878981] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:10:07,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858235121] [2021-10-13 01:10:07,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:07,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:10:07,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:10:07,393 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:10:07,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-13 01:10:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:07,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:10:07,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:10:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2021-10-13 01:10:08,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858235121] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:08,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:10:08,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-13 01:10:08,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176936639] [2021-10-13 01:10:08,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:08,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:08,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:08,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:10:08,533 INFO L87 Difference]: Start difference. First operand 13354 states and 14987 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:10,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:10,941 INFO L93 Difference]: Finished difference Result 32237 states and 36508 transitions. [2021-10-13 01:10:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:10,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 334 [2021-10-13 01:10:10,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:10,957 INFO L225 Difference]: With dead ends: 32237 [2021-10-13 01:10:10,958 INFO L226 Difference]: Without dead ends: 18033 [2021-10-13 01:10:10,965 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.3ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:10:10,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18033 states. [2021-10-13 01:10:11,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18033 to 13760. [2021-10-13 01:10:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13760 states, 13759 states have (on average 1.1175230758049277) internal successors, (15376), 13759 states have internal predecessors, (15376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13760 states to 13760 states and 15376 transitions. [2021-10-13 01:10:11,255 INFO L78 Accepts]: Start accepts. Automaton has 13760 states and 15376 transitions. Word has length 334 [2021-10-13 01:10:11,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:11,255 INFO L470 AbstractCegarLoop]: Abstraction has 13760 states and 15376 transitions. [2021-10-13 01:10:11,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 13760 states and 15376 transitions. [2021-10-13 01:10:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2021-10-13 01:10:11,261 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:11,262 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:11,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-10-13 01:10:11,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:10:11,479 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:11,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:11,480 INFO L82 PathProgramCache]: Analyzing trace with hash 977737213, now seen corresponding path program 1 times [2021-10-13 01:10:11,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:11,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232433976] [2021-10-13 01:10:11,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:11,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-10-13 01:10:11,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:11,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232433976] [2021-10-13 01:10:11,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232433976] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:11,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:11,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:11,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677110291] [2021-10-13 01:10:11,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:11,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:11,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:11,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:11,640 INFO L87 Difference]: Start difference. First operand 13760 states and 15376 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:14,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:14,085 INFO L93 Difference]: Finished difference Result 30940 states and 34792 transitions. [2021-10-13 01:10:14,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:14,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 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 352 [2021-10-13 01:10:14,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:14,105 INFO L225 Difference]: With dead ends: 30940 [2021-10-13 01:10:14,105 INFO L226 Difference]: Without dead ends: 16752 [2021-10-13 01:10:14,115 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:14,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16752 states. [2021-10-13 01:10:14,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16752 to 16322. [2021-10-13 01:10:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16322 states, 16321 states have (on average 1.11635316463452) internal successors, (18220), 16321 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16322 states to 16322 states and 18220 transitions. [2021-10-13 01:10:14,311 INFO L78 Accepts]: Start accepts. Automaton has 16322 states and 18220 transitions. Word has length 352 [2021-10-13 01:10:14,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:14,312 INFO L470 AbstractCegarLoop]: Abstraction has 16322 states and 18220 transitions. [2021-10-13 01:10:14,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 16322 states and 18220 transitions. [2021-10-13 01:10:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2021-10-13 01:10:14,323 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:14,323 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:14,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 01:10:14,324 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:14,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:14,325 INFO L82 PathProgramCache]: Analyzing trace with hash 2065719755, now seen corresponding path program 1 times [2021-10-13 01:10:14,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:14,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749737335] [2021-10-13 01:10:14,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:14,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-10-13 01:10:14,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:14,606 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749737335] [2021-10-13 01:10:14,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749737335] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:14,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:14,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:14,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126810496] [2021-10-13 01:10:14,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:14,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:14,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:14,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:14,609 INFO L87 Difference]: Start difference. First operand 16322 states and 18220 transitions. Second operand has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:17,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:17,294 INFO L93 Difference]: Finished difference Result 39068 states and 43827 transitions. [2021-10-13 01:10:17,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:17,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 0 states have call successors, (0), 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 422 [2021-10-13 01:10:17,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:17,328 INFO L225 Difference]: With dead ends: 39068 [2021-10-13 01:10:17,328 INFO L226 Difference]: Without dead ends: 23173 [2021-10-13 01:10:17,339 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 [2021-10-13 01:10:17,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23173 states. [2021-10-13 01:10:17,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23173 to 22726. [2021-10-13 01:10:17,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22726 states, 22725 states have (on average 1.1228602860286028) internal successors, (25517), 22725 states have internal predecessors, (25517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22726 states to 22726 states and 25517 transitions. [2021-10-13 01:10:17,600 INFO L78 Accepts]: Start accepts. Automaton has 22726 states and 25517 transitions. Word has length 422 [2021-10-13 01:10:17,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:17,601 INFO L470 AbstractCegarLoop]: Abstraction has 22726 states and 25517 transitions. [2021-10-13 01:10:17,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:17,601 INFO L276 IsEmpty]: Start isEmpty. Operand 22726 states and 25517 transitions. [2021-10-13 01:10:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2021-10-13 01:10:17,616 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:17,617 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:17,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 01:10:17,618 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:17,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:17,619 INFO L82 PathProgramCache]: Analyzing trace with hash 642720953, now seen corresponding path program 1 times [2021-10-13 01:10:17,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:17,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755566465] [2021-10-13 01:10:17,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:17,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-10-13 01:10:17,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:17,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755566465] [2021-10-13 01:10:17,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755566465] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:17,923 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:17,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:17,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978528375] [2021-10-13 01:10:17,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:17,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:17,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:17,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:17,926 INFO L87 Difference]: Start difference. First operand 22726 states and 25517 transitions. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:20,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:20,545 INFO L93 Difference]: Finished difference Result 51848 states and 58359 transitions. [2021-10-13 01:10:20,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:20,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 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 475 [2021-10-13 01:10:20,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:20,574 INFO L225 Difference]: With dead ends: 51848 [2021-10-13 01:10:20,574 INFO L226 Difference]: Without dead ends: 29549 [2021-10-13 01:10:20,587 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:20,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29549 states. [2021-10-13 01:10:20,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29549 to 21425. [2021-10-13 01:10:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21425 states, 21424 states have (on average 1.126587005227782) internal successors, (24136), 21424 states have internal predecessors, (24136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:20,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21425 states to 21425 states and 24136 transitions. [2021-10-13 01:10:20,845 INFO L78 Accepts]: Start accepts. Automaton has 21425 states and 24136 transitions. Word has length 475 [2021-10-13 01:10:20,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:20,846 INFO L470 AbstractCegarLoop]: Abstraction has 21425 states and 24136 transitions. [2021-10-13 01:10:20,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:20,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21425 states and 24136 transitions. [2021-10-13 01:10:20,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-10-13 01:10:20,868 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:20,869 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, 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, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:10:20,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 01:10:20,869 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:20,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:20,870 INFO L82 PathProgramCache]: Analyzing trace with hash 396274606, now seen corresponding path program 1 times [2021-10-13 01:10:20,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:20,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16779089] [2021-10-13 01:10:20,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:20,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2021-10-13 01:10:21,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:21,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16779089] [2021-10-13 01:10:21,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16779089] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:21,089 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:21,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:21,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810007559] [2021-10-13 01:10:21,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:21,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:21,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:21,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:21,091 INFO L87 Difference]: Start difference. First operand 21425 states and 24136 transitions. Second operand has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:23,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:23,379 INFO L93 Difference]: Finished difference Result 50082 states and 56912 transitions. [2021-10-13 01:10:23,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:23,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 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 560 [2021-10-13 01:10:23,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:23,406 INFO L225 Difference]: With dead ends: 50082 [2021-10-13 01:10:23,406 INFO L226 Difference]: Without dead ends: 27370 [2021-10-13 01:10:23,416 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:23,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27370 states. [2021-10-13 01:10:23,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27370 to 27363. [2021-10-13 01:10:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27363 states, 27362 states have (on average 1.1209341422410644) internal successors, (30671), 27362 states have internal predecessors, (30671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:23,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27363 states to 27363 states and 30671 transitions. [2021-10-13 01:10:23,724 INFO L78 Accepts]: Start accepts. Automaton has 27363 states and 30671 transitions. Word has length 560 [2021-10-13 01:10:23,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:23,725 INFO L470 AbstractCegarLoop]: Abstraction has 27363 states and 30671 transitions. [2021-10-13 01:10:23,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 27363 states and 30671 transitions. [2021-10-13 01:10:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2021-10-13 01:10:23,749 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:23,750 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:23,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-13 01:10:23,751 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:23,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:23,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1364765501, now seen corresponding path program 1 times [2021-10-13 01:10:23,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:23,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574123697] [2021-10-13 01:10:23,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:23,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-10-13 01:10:24,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:24,115 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574123697] [2021-10-13 01:10:24,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574123697] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:24,115 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:24,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:24,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269264981] [2021-10-13 01:10:24,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:24,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:24,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:24,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:24,120 INFO L87 Difference]: Start difference. First operand 27363 states and 30671 transitions. Second operand has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:26,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:26,606 INFO L93 Difference]: Finished difference Result 61102 states and 68764 transitions. [2021-10-13 01:10:26,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:26,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 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 697 [2021-10-13 01:10:26,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:26,639 INFO L225 Difference]: With dead ends: 61102 [2021-10-13 01:10:26,639 INFO L226 Difference]: Without dead ends: 34166 [2021-10-13 01:10:26,652 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:26,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34166 states. [2021-10-13 01:10:26,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34166 to 30332. [2021-10-13 01:10:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30332 states, 30331 states have (on average 1.114800039563483) internal successors, (33813), 30331 states have internal predecessors, (33813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:26,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30332 states to 30332 states and 33813 transitions. [2021-10-13 01:10:26,995 INFO L78 Accepts]: Start accepts. Automaton has 30332 states and 33813 transitions. Word has length 697 [2021-10-13 01:10:26,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:26,996 INFO L470 AbstractCegarLoop]: Abstraction has 30332 states and 33813 transitions. [2021-10-13 01:10:26,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:26,996 INFO L276 IsEmpty]: Start isEmpty. Operand 30332 states and 33813 transitions. [2021-10-13 01:10:27,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 705 [2021-10-13 01:10:27,022 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:27,023 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:27,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-13 01:10:27,024 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:27,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:27,024 INFO L82 PathProgramCache]: Analyzing trace with hash -193727050, now seen corresponding path program 1 times [2021-10-13 01:10:27,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:27,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284058776] [2021-10-13 01:10:27,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:27,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-10-13 01:10:27,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:27,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284058776] [2021-10-13 01:10:27,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284058776] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:27,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:27,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:27,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839740029] [2021-10-13 01:10:27,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:27,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:27,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:27,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:27,298 INFO L87 Difference]: Start difference. First operand 30332 states and 33813 transitions. Second operand has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:29,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:29,552 INFO L93 Difference]: Finished difference Result 70476 states and 79012 transitions. [2021-10-13 01:10:29,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:29,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 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 704 [2021-10-13 01:10:29,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:29,588 INFO L225 Difference]: With dead ends: 70476 [2021-10-13 01:10:29,588 INFO L226 Difference]: Without dead ends: 39284 [2021-10-13 01:10:29,603 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:29,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39284 states. [2021-10-13 01:10:29,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39284 to 38848. [2021-10-13 01:10:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38848 states, 38847 states have (on average 1.1117203387648982) internal successors, (43187), 38847 states have internal predecessors, (43187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38848 states to 38848 states and 43187 transitions. [2021-10-13 01:10:30,056 INFO L78 Accepts]: Start accepts. Automaton has 38848 states and 43187 transitions. Word has length 704 [2021-10-13 01:10:30,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:30,057 INFO L470 AbstractCegarLoop]: Abstraction has 38848 states and 43187 transitions. [2021-10-13 01:10:30,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 38848 states and 43187 transitions. [2021-10-13 01:10:30,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2021-10-13 01:10:30,089 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:30,090 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:30,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-13 01:10:30,090 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:30,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:30,091 INFO L82 PathProgramCache]: Analyzing trace with hash -309735421, now seen corresponding path program 1 times [2021-10-13 01:10:30,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:30,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410215721] [2021-10-13 01:10:30,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:30,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 1014 trivial. 0 not checked. [2021-10-13 01:10:30,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:30,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410215721] [2021-10-13 01:10:30,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410215721] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:30,737 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:30,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:30,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551152988] [2021-10-13 01:10:30,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:30,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:30,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:30,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:30,740 INFO L87 Difference]: Start difference. First operand 38848 states and 43187 transitions. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:33,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:33,073 INFO L93 Difference]: Finished difference Result 81927 states and 91195 transitions. [2021-10-13 01:10:33,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:33,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 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 805 [2021-10-13 01:10:33,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:33,127 INFO L225 Difference]: With dead ends: 81927 [2021-10-13 01:10:33,128 INFO L226 Difference]: Without dead ends: 42227 [2021-10-13 01:10:33,148 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:33,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42227 states. [2021-10-13 01:10:33,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42227 to 39245. [2021-10-13 01:10:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39245 states, 39244 states have (on average 1.0865100397512997) internal successors, (42639), 39244 states have internal predecessors, (42639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:33,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39245 states to 39245 states and 42639 transitions. [2021-10-13 01:10:33,854 INFO L78 Accepts]: Start accepts. Automaton has 39245 states and 42639 transitions. Word has length 805 [2021-10-13 01:10:33,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:33,855 INFO L470 AbstractCegarLoop]: Abstraction has 39245 states and 42639 transitions. [2021-10-13 01:10:33,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 39245 states and 42639 transitions. [2021-10-13 01:10:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 838 [2021-10-13 01:10:33,885 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:33,886 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:33,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-13 01:10:33,887 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:33,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:33,888 INFO L82 PathProgramCache]: Analyzing trace with hash 823147927, now seen corresponding path program 1 times [2021-10-13 01:10:33,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:33,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009236685] [2021-10-13 01:10:33,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:33,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 1144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-10-13 01:10:34,503 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:34,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009236685] [2021-10-13 01:10:34,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009236685] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:34,504 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:34,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:10:34,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653724870] [2021-10-13 01:10:34,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:10:34,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:34,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:10:34,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:10:34,507 INFO L87 Difference]: Start difference. First operand 39245 states and 42639 transitions. Second operand has 5 states, 5 states have (on average 143.8) internal successors, (719), 5 states have internal predecessors, (719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:40,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:40,235 INFO L93 Difference]: Finished difference Result 92548 states and 100579 transitions. [2021-10-13 01:10:40,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:10:40,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 143.8) internal successors, (719), 5 states have internal predecessors, (719), 0 states have call successors, (0), 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 837 [2021-10-13 01:10:40,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:40,283 INFO L225 Difference]: With dead ends: 92548 [2021-10-13 01:10:40,283 INFO L226 Difference]: Without dead ends: 53305 [2021-10-13 01:10:40,298 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:10:40,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53305 states. [2021-10-13 01:10:40,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53305 to 44355. [2021-10-13 01:10:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44355 states, 44354 states have (on average 1.081570996978852) internal successors, (47972), 44354 states have internal predecessors, (47972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44355 states to 44355 states and 47972 transitions. [2021-10-13 01:10:40,971 INFO L78 Accepts]: Start accepts. Automaton has 44355 states and 47972 transitions. Word has length 837 [2021-10-13 01:10:40,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:40,972 INFO L470 AbstractCegarLoop]: Abstraction has 44355 states and 47972 transitions. [2021-10-13 01:10:40,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 143.8) internal successors, (719), 5 states have internal predecessors, (719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 44355 states and 47972 transitions. [2021-10-13 01:10:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2021-10-13 01:10:41,017 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:41,017 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:41,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-13 01:10:41,018 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:41,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:41,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1043716178, now seen corresponding path program 1 times [2021-10-13 01:10:41,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:41,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724899234] [2021-10-13 01:10:41,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:41,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:41,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 776 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2021-10-13 01:10:41,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:41,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724899234] [2021-10-13 01:10:41,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724899234] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:41,587 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:41,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:10:41,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809765498] [2021-10-13 01:10:41,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:41,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:41,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:41,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:41,590 INFO L87 Difference]: Start difference. First operand 44355 states and 47972 transitions. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 2 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) [2021-10-13 01:10:42,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:42,834 INFO L93 Difference]: Finished difference Result 84010 states and 90819 transitions. [2021-10-13 01:10:42,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:42,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 2 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 848 [2021-10-13 01:10:42,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:42,870 INFO L225 Difference]: With dead ends: 84010 [2021-10-13 01:10:42,871 INFO L226 Difference]: Without dead ends: 40081 [2021-10-13 01:10:42,886 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:42,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40081 states. [2021-10-13 01:10:43,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40081 to 39651. [2021-10-13 01:10:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39651 states, 39650 states have (on average 1.080075662042875) internal successors, (42825), 39650 states have internal predecessors, (42825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39651 states to 39651 states and 42825 transitions. [2021-10-13 01:10:43,541 INFO L78 Accepts]: Start accepts. Automaton has 39651 states and 42825 transitions. Word has length 848 [2021-10-13 01:10:43,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:43,541 INFO L470 AbstractCegarLoop]: Abstraction has 39651 states and 42825 transitions. [2021-10-13 01:10:43,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 2 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) [2021-10-13 01:10:43,542 INFO L276 IsEmpty]: Start isEmpty. Operand 39651 states and 42825 transitions. [2021-10-13 01:10:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2021-10-13 01:10:43,577 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:43,578 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:43,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-13 01:10:43,578 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:43,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:43,579 INFO L82 PathProgramCache]: Analyzing trace with hash -387292292, now seen corresponding path program 1 times [2021-10-13 01:10:43,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:43,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586540143] [2021-10-13 01:10:43,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:43,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 962 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-10-13 01:10:44,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:44,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586540143] [2021-10-13 01:10:44,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586540143] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:44,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:44,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:10:44,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851443077] [2021-10-13 01:10:44,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:10:44,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:44,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:10:44,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:44,102 INFO L87 Difference]: Start difference. First operand 39651 states and 42825 transitions. Second operand has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:47,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:47,193 INFO L93 Difference]: Finished difference Result 89942 states and 97160 transitions. [2021-10-13 01:10:47,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:10:47,194 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 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 865 [2021-10-13 01:10:47,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:47,244 INFO L225 Difference]: With dead ends: 89942 [2021-10-13 01:10:47,245 INFO L226 Difference]: Without dead ends: 50718 [2021-10-13 01:10:47,261 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:47,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50718 states. [2021-10-13 01:10:47,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50718 to 45176. [2021-10-13 01:10:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45176 states, 45175 states have (on average 1.072141671278362) internal successors, (48434), 45175 states have internal predecessors, (48434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45176 states to 45176 states and 48434 transitions. [2021-10-13 01:10:48,043 INFO L78 Accepts]: Start accepts. Automaton has 45176 states and 48434 transitions. Word has length 865 [2021-10-13 01:10:48,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:48,044 INFO L470 AbstractCegarLoop]: Abstraction has 45176 states and 48434 transitions. [2021-10-13 01:10:48,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 45176 states and 48434 transitions. [2021-10-13 01:10:48,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 872 [2021-10-13 01:10:48,082 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:48,083 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:48,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-13 01:10:48,083 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:48,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:48,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1674090207, now seen corresponding path program 1 times [2021-10-13 01:10:48,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:48,085 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011789675] [2021-10-13 01:10:48,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:48,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 974 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-10-13 01:10:48,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:48,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011789675] [2021-10-13 01:10:48,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011789675] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:48,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:48,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:10:48,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089820376] [2021-10-13 01:10:48,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:10:48,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:48,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:10:48,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:48,591 INFO L87 Difference]: Start difference. First operand 45176 states and 48434 transitions. Second operand has 4 states, 4 states have (on average 162.25) internal successors, (649), 4 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:51,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:51,665 INFO L93 Difference]: Finished difference Result 95042 states and 101839 transitions. [2021-10-13 01:10:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:10:51,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 162.25) internal successors, (649), 4 states have internal predecessors, (649), 0 states have call successors, (0), 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 871 [2021-10-13 01:10:51,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:51,727 INFO L225 Difference]: With dead ends: 95042 [2021-10-13 01:10:51,727 INFO L226 Difference]: Without dead ends: 50293 [2021-10-13 01:10:51,747 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:51,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50293 states. [2021-10-13 01:10:52,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50293 to 45601. [2021-10-13 01:10:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45601 states, 45600 states have (on average 1.0719298245614035) internal successors, (48880), 45600 states have internal predecessors, (48880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45601 states to 45601 states and 48880 transitions. [2021-10-13 01:10:52,548 INFO L78 Accepts]: Start accepts. Automaton has 45601 states and 48880 transitions. Word has length 871 [2021-10-13 01:10:52,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:52,549 INFO L470 AbstractCegarLoop]: Abstraction has 45601 states and 48880 transitions. [2021-10-13 01:10:52,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 162.25) internal successors, (649), 4 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 45601 states and 48880 transitions. [2021-10-13 01:10:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2021-10-13 01:10:52,589 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:52,590 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:52,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-13 01:10:52,590 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:52,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:52,591 INFO L82 PathProgramCache]: Analyzing trace with hash 624851595, now seen corresponding path program 1 times [2021-10-13 01:10:52,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:52,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797324350] [2021-10-13 01:10:52,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:52,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:53,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2021-10-13 01:10:53,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:53,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797324350] [2021-10-13 01:10:53,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797324350] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:53,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:53,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:53,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122097571] [2021-10-13 01:10:53,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:53,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:53,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:53,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:53,282 INFO L87 Difference]: Start difference. First operand 45601 states and 48880 transitions. Second operand has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:55,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:55,594 INFO L93 Difference]: Finished difference Result 97168 states and 104269 transitions. [2021-10-13 01:10:55,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:55,594 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 0 states have call successors, (0), 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 900 [2021-10-13 01:10:55,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:55,844 INFO L225 Difference]: With dead ends: 97168 [2021-10-13 01:10:55,845 INFO L226 Difference]: Without dead ends: 51994 [2021-10-13 01:10:55,859 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:55,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51994 states. [2021-10-13 01:10:56,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51994 to 50709. [2021-10-13 01:10:56,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50709 states, 50708 states have (on average 1.0722371223475586) internal successors, (54371), 50708 states have internal predecessors, (54371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:56,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50709 states to 50709 states and 54371 transitions. [2021-10-13 01:10:56,532 INFO L78 Accepts]: Start accepts. Automaton has 50709 states and 54371 transitions. Word has length 900 [2021-10-13 01:10:56,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:56,533 INFO L470 AbstractCegarLoop]: Abstraction has 50709 states and 54371 transitions. [2021-10-13 01:10:56,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:10:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 50709 states and 54371 transitions. [2021-10-13 01:10:56,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 912 [2021-10-13 01:10:56,563 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:56,564 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 01:10:56,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-13 01:10:56,564 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:56,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:56,565 INFO L82 PathProgramCache]: Analyzing trace with hash 2078281461, now seen corresponding path program 1 times [2021-10-13 01:10:56,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:56,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008129640] [2021-10-13 01:10:56,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:56,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:56,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1671 backedges. 1125 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-13 01:10:56,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:56,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008129640] [2021-10-13 01:10:56,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008129640] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:56,914 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:56,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:10:56,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963327955] [2021-10-13 01:10:56,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:10:56,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:56,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:10:56,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:56,917 INFO L87 Difference]: Start difference. First operand 50709 states and 54371 transitions. Second operand has 4 states, 4 states have (on average 146.75) internal successors, (587), 4 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:00,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:00,882 INFO L93 Difference]: Finished difference Result 120153 states and 128843 transitions. [2021-10-13 01:11:00,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:11:00,882 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 146.75) internal successors, (587), 4 states have internal predecessors, (587), 0 states have call successors, (0), 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 911 [2021-10-13 01:11:00,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:00,960 INFO L225 Difference]: With dead ends: 120153 [2021-10-13 01:11:00,961 INFO L226 Difference]: Without dead ends: 69871 [2021-10-13 01:11:00,989 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:11:01,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69871 states. [2021-10-13 01:11:02,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69871 to 63908. [2021-10-13 01:11:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63908 states, 63907 states have (on average 1.0732157666609292) internal successors, (68586), 63907 states have internal predecessors, (68586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63908 states to 63908 states and 68586 transitions. [2021-10-13 01:11:02,168 INFO L78 Accepts]: Start accepts. Automaton has 63908 states and 68586 transitions. Word has length 911 [2021-10-13 01:11:02,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:02,169 INFO L470 AbstractCegarLoop]: Abstraction has 63908 states and 68586 transitions. [2021-10-13 01:11:02,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 146.75) internal successors, (587), 4 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 63908 states and 68586 transitions. [2021-10-13 01:11:02,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2021-10-13 01:11:02,201 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:02,202 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 01:11:02,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-13 01:11:02,202 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:02,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:02,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1400468249, now seen corresponding path program 1 times [2021-10-13 01:11:02,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:02,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707652914] [2021-10-13 01:11:02,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:02,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:02,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1731 backedges. 1464 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-13 01:11:02,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:02,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707652914] [2021-10-13 01:11:02,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707652914] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:02,566 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:02,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:11:02,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404698760] [2021-10-13 01:11:02,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:11:02,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:02,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:11:02,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:11:02,570 INFO L87 Difference]: Start difference. First operand 63908 states and 68586 transitions. Second operand has 5 states, 5 states have (on average 148.0) internal successors, (740), 5 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:08,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:08,759 INFO L93 Difference]: Finished difference Result 151676 states and 162883 transitions. [2021-10-13 01:11:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:11:08,760 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 148.0) internal successors, (740), 5 states have internal predecessors, (740), 0 states have call successors, (0), 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 931 [2021-10-13 01:11:08,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:08,848 INFO L225 Difference]: With dead ends: 151676 [2021-10-13 01:11:08,848 INFO L226 Difference]: Without dead ends: 86920 [2021-10-13 01:11:08,869 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.8ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:11:08,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86920 states. [2021-10-13 01:11:10,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86920 to 80535. [2021-10-13 01:11:10,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80535 states, 80534 states have (on average 1.0685424789529887) internal successors, (86054), 80534 states have internal predecessors, (86054), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80535 states to 80535 states and 86054 transitions. [2021-10-13 01:11:10,181 INFO L78 Accepts]: Start accepts. Automaton has 80535 states and 86054 transitions. Word has length 931 [2021-10-13 01:11:10,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:10,181 INFO L470 AbstractCegarLoop]: Abstraction has 80535 states and 86054 transitions. [2021-10-13 01:11:10,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 148.0) internal successors, (740), 5 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:10,182 INFO L276 IsEmpty]: Start isEmpty. Operand 80535 states and 86054 transitions. [2021-10-13 01:11:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 937 [2021-10-13 01:11:10,220 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:10,221 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 01:11:10,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-10-13 01:11:10,221 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:10,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:10,221 INFO L82 PathProgramCache]: Analyzing trace with hash -491392657, now seen corresponding path program 1 times [2021-10-13 01:11:10,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:10,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046725982] [2021-10-13 01:11:10,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:10,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 1479 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2021-10-13 01:11:10,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:10,907 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046725982] [2021-10-13 01:11:10,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046725982] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:10,907 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:10,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:11:10,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189129304] [2021-10-13 01:11:10,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:11:10,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:10,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:11:10,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:11:10,910 INFO L87 Difference]: Start difference. First operand 80535 states and 86054 transitions. Second operand has 5 states, 5 states have (on average 148.0) internal successors, (740), 5 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:16,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:16,602 INFO L93 Difference]: Finished difference Result 181095 states and 193897 transitions. [2021-10-13 01:11:16,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:11:16,603 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 148.0) internal successors, (740), 5 states have internal predecessors, (740), 0 states have call successors, (0), 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 936 [2021-10-13 01:11:16,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:16,705 INFO L225 Difference]: With dead ends: 181095 [2021-10-13 01:11:16,705 INFO L226 Difference]: Without dead ends: 100562 [2021-10-13 01:11:16,729 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:11:16,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100562 states. [2021-10-13 01:11:17,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100562 to 79260. [2021-10-13 01:11:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79260 states, 79259 states have (on average 1.0699226586255188) internal successors, (84801), 79259 states have internal predecessors, (84801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79260 states to 79260 states and 84801 transitions. [2021-10-13 01:11:18,161 INFO L78 Accepts]: Start accepts. Automaton has 79260 states and 84801 transitions. Word has length 936 [2021-10-13 01:11:18,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:18,162 INFO L470 AbstractCegarLoop]: Abstraction has 79260 states and 84801 transitions. [2021-10-13 01:11:18,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 148.0) internal successors, (740), 5 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:18,162 INFO L276 IsEmpty]: Start isEmpty. Operand 79260 states and 84801 transitions. [2021-10-13 01:11:18,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2021-10-13 01:11:18,233 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:18,234 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 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] [2021-10-13 01:11:18,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-13 01:11:18,235 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:18,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:18,235 INFO L82 PathProgramCache]: Analyzing trace with hash -837461213, now seen corresponding path program 1 times [2021-10-13 01:11:18,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:18,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601791413] [2021-10-13 01:11:18,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:18,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2089 backedges. 1232 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2021-10-13 01:11:19,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:19,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601791413] [2021-10-13 01:11:19,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601791413] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:19,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:19,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:11:19,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971197935] [2021-10-13 01:11:19,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:11:19,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:19,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:11:19,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:11:19,043 INFO L87 Difference]: Start difference. First operand 79260 states and 84801 transitions. Second operand has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:21,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:21,391 INFO L93 Difference]: Finished difference Result 161495 states and 172724 transitions. [2021-10-13 01:11:21,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:11:21,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 0 states have call successors, (0), 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 1018 [2021-10-13 01:11:21,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:21,475 INFO L225 Difference]: With dead ends: 161495 [2021-10-13 01:11:21,475 INFO L226 Difference]: Without dead ends: 82237 [2021-10-13 01:11:21,510 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:11:21,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82237 states. [2021-10-13 01:11:22,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82237 to 72870. [2021-10-13 01:11:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72870 states, 72869 states have (on average 1.0651031302748768) internal successors, (77613), 72869 states have internal predecessors, (77613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:23,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72870 states to 72870 states and 77613 transitions. [2021-10-13 01:11:23,259 INFO L78 Accepts]: Start accepts. Automaton has 72870 states and 77613 transitions. Word has length 1018 [2021-10-13 01:11:23,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:23,259 INFO L470 AbstractCegarLoop]: Abstraction has 72870 states and 77613 transitions. [2021-10-13 01:11:23,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 72870 states and 77613 transitions. [2021-10-13 01:11:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2021-10-13 01:11:23,305 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:23,306 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:11:23,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-13 01:11:23,306 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:23,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:23,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1289139164, now seen corresponding path program 1 times [2021-10-13 01:11:23,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:23,307 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865108255] [2021-10-13 01:11:23,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:23,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1731 backedges. 1183 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-10-13 01:11:23,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:23,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865108255] [2021-10-13 01:11:23,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865108255] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:23,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:23,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:11:23,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974609787] [2021-10-13 01:11:23,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:11:23,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:23,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:11:23,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:11:23,806 INFO L87 Difference]: Start difference. First operand 72870 states and 77613 transitions. Second operand has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:28,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:28,312 INFO L93 Difference]: Finished difference Result 151273 states and 160937 transitions. [2021-10-13 01:11:28,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:11:28,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 0 states have call successors, (0), 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 1020 [2021-10-13 01:11:28,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:28,396 INFO L225 Difference]: With dead ends: 151273 [2021-10-13 01:11:28,396 INFO L226 Difference]: Without dead ends: 78404 [2021-10-13 01:11:28,427 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:11:28,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78404 states. [2021-10-13 01:11:29,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78404 to 72445. [2021-10-13 01:11:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72445 states, 72444 states have (on average 1.065029540058528) internal successors, (77155), 72444 states have internal predecessors, (77155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72445 states to 72445 states and 77155 transitions. [2021-10-13 01:11:29,749 INFO L78 Accepts]: Start accepts. Automaton has 72445 states and 77155 transitions. Word has length 1020 [2021-10-13 01:11:29,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:29,750 INFO L470 AbstractCegarLoop]: Abstraction has 72445 states and 77155 transitions. [2021-10-13 01:11:29,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 72445 states and 77155 transitions. [2021-10-13 01:11:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1024 [2021-10-13 01:11:29,794 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:29,795 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 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] [2021-10-13 01:11:29,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-10-13 01:11:29,795 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:29,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:29,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1665328281, now seen corresponding path program 1 times [2021-10-13 01:11:29,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:29,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353061545] [2021-10-13 01:11:29,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:29,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 1727 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-13 01:11:30,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:30,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353061545] [2021-10-13 01:11:30,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353061545] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:30,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:30,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:11:30,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367223631] [2021-10-13 01:11:30,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:11:30,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:30,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:11:30,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:11:30,262 INFO L87 Difference]: Start difference. First operand 72445 states and 77155 transitions. Second operand has 6 states, 6 states have (on average 127.5) internal successors, (765), 6 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:37,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:37,199 INFO L93 Difference]: Finished difference Result 164462 states and 175285 transitions. [2021-10-13 01:11:37,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:11:37,200 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 127.5) internal successors, (765), 6 states have internal predecessors, (765), 0 states have call successors, (0), 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 1023 [2021-10-13 01:11:37,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:37,201 INFO L225 Difference]: With dead ends: 164462 [2021-10-13 01:11:37,201 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:11:37,526 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 24.9ms TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:11:37,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:11:37,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:11:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:11:37,527 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1023 [2021-10-13 01:11:37,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:37,528 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:11:37,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 127.5) internal successors, (765), 6 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:37,528 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:11:37,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:11:37,531 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:11:37,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-10-13 01:11:37,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:11:37,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:40,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:42,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:42,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:50,358 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,359 INFO L857 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,360 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,361 INFO L857 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,362 INFO L857 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2021-10-13 01:11:50,362 INFO L857 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2021-10-13 01:11:50,362 INFO L857 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2021-10-13 01:11:50,362 INFO L857 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2021-10-13 01:11:50,362 INFO L857 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,362 INFO L857 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,363 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2021-10-13 01:11:50,364 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,365 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L114(line 114) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,366 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,367 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,367 INFO L857 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,367 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,367 INFO L857 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,367 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2021-10-13 01:11:50,367 INFO L857 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L117(line 117) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,368 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2021-10-13 01:11:50,369 INFO L857 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,370 INFO L857 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,371 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,372 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L129(line 129) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:11:50,373 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 138) no Hoare annotation was computed. [2021-10-13 01:11:50,374 INFO L857 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,374 INFO L857 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2021-10-13 01:11:50,374 INFO L857 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2021-10-13 01:11:50,374 INFO L857 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,374 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-10-13 01:11:50,374 INFO L857 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,375 INFO L857 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L135(line 135) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,376 INFO L857 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,377 INFO L857 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L141(line 141) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,378 INFO L857 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,379 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2021-10-13 01:11:50,380 INFO L857 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,381 INFO L857 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,382 INFO L857 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-10-13 01:11:50,383 INFO L857 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,383 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,383 INFO L857 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,383 INFO L857 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,383 INFO L857 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,383 INFO L857 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:11:50,384 INFO L857 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2021-10-13 01:11:50,385 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2021-10-13 01:11:50,386 INFO L857 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,387 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,388 INFO L857 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,389 INFO L857 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,390 INFO L857 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,391 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L180(line 180) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,392 INFO L857 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,393 INFO L857 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L186(line 186) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,394 INFO L857 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2021-10-13 01:11:50,395 INFO L857 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,396 INFO L857 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,397 INFO L857 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L853 garLoopResultBuilder]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse8 (+ ~a14~0 84)) (.cse3 (= ~a24~0 1))) (let ((.cse4 (<= ~a28~0 300)) (.cse0 (<= ~a21~0 124)) (.cse2 (<= ~a26~0 215)) (.cse6 (<= 0 (+ ~a14~0 600000))) (.cse1 (or (and .cse3 (< 0 .cse8)) (and .cse3 (< 217 ~a26~0)))) (.cse7 (<= .cse8 0)) (.cse5 (<= (+ ~a14~0 114) 0))) (or (and .cse0 (= ~a24~0 2)) (and .cse1 .cse2) (and .cse0 .cse3 .cse4) (and .cse0 .cse1 (<= ~a26~0 460652)) (and .cse0 .cse5 (<= ~a28~0 133) .cse6) (and .cse0 (<= ~a26~0 124)) (and .cse3 .cse7 .cse4) (and .cse3 (<= (+ ~a28~0 588903) 0)) (and .cse0 (< (+ ~a14~0 181) 0) .cse6) (and .cse3 (<= ~a26~0 43)) (and .cse0 .cse5 .cse2 .cse6) (and .cse1 .cse7) (and .cse3 .cse5)))) [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,398 INFO L857 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L69(line 69) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L853 garLoopResultBuilder]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse8 (+ ~a14~0 84)) (.cse3 (= ~a24~0 1))) (let ((.cse4 (<= ~a28~0 300)) (.cse0 (<= ~a21~0 124)) (.cse2 (<= ~a26~0 215)) (.cse6 (<= 0 (+ ~a14~0 600000))) (.cse1 (or (and .cse3 (< 0 .cse8)) (and .cse3 (< 217 ~a26~0)))) (.cse7 (<= .cse8 0)) (.cse5 (<= (+ ~a14~0 114) 0))) (or (and .cse0 (= ~a24~0 2)) (and .cse1 .cse2) (and .cse0 .cse3 .cse4) (and .cse0 .cse1 (<= ~a26~0 460652)) (and .cse0 .cse5 (<= ~a28~0 133) .cse6) (and .cse0 (<= ~a26~0 124)) (and .cse3 .cse7 .cse4) (and .cse3 (<= (+ ~a28~0 588903) 0)) (and .cse0 (< (+ ~a14~0 181) 0) .cse6) (and .cse3 (<= ~a26~0 43)) (and .cse0 .cse5 .cse2 .cse6) (and .cse1 .cse7) (and .cse3 .cse5)))) [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,399 INFO L857 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L860 garLoopResultBuilder]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,400 INFO L857 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,401 INFO L857 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,402 INFO L857 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,403 INFO L853 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse8 (+ ~a14~0 84)) (.cse3 (= ~a24~0 1))) (let ((.cse4 (<= ~a28~0 300)) (.cse0 (<= ~a21~0 124)) (.cse2 (<= ~a26~0 215)) (.cse6 (<= 0 (+ ~a14~0 600000))) (.cse1 (or (and .cse3 (< 0 .cse8)) (and .cse3 (< 217 ~a26~0)))) (.cse7 (<= .cse8 0)) (.cse5 (<= (+ ~a14~0 114) 0))) (or (and .cse0 (= ~a24~0 2)) (and .cse1 .cse2) (and .cse0 .cse3 .cse4) (and .cse0 .cse1 (<= ~a26~0 460652)) (and .cse0 .cse5 (<= ~a28~0 133) .cse6) (and .cse0 (<= ~a26~0 124)) (and .cse3 .cse7 .cse4) (and .cse3 (<= (+ ~a28~0 588903) 0)) (and .cse0 (< (+ ~a14~0 181) 0) .cse6) (and .cse3 (<= ~a26~0 43)) (and .cse0 .cse5 .cse2 .cse6) (and .cse1 .cse7) (and .cse3 .cse5)))) [2021-10-13 01:11:50,403 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,403 INFO L857 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,403 INFO L857 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,403 INFO L857 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,403 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,403 INFO L857 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,404 INFO L857 garLoopResultBuilder]: For program point L213(line 213) no Hoare annotation was computed. [2021-10-13 01:11:50,404 INFO L857 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,404 INFO L857 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2021-10-13 01:11:50,404 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2021-10-13 01:11:50,404 INFO L857 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2021-10-13 01:11:50,405 INFO L857 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,406 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,406 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,409 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,409 INFO L857 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,409 INFO L857 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,409 INFO L857 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,409 INFO L857 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2021-10-13 01:11:50,410 INFO L857 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,411 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,412 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,413 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,413 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,413 INFO L857 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2021-10-13 01:11:50,413 INFO L857 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2021-10-13 01:11:50,413 INFO L857 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,413 INFO L857 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,414 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,415 INFO L857 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,416 INFO L857 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,417 INFO L857 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,417 INFO L857 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,417 INFO L857 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2021-10-13 01:11:50,417 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,417 INFO L857 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,417 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2021-10-13 01:11:50,418 INFO L857 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,419 INFO L857 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,420 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,420 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2021-10-13 01:11:50,420 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2021-10-13 01:11:50,424 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:11:50,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:11:50 BoogieIcfgContainer [2021-10-13 01:11:50,454 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:11:50,454 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:11:50,454 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:11:50,455 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:11:50,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:09:14" (3/4) ... [2021-10-13 01:11:50,458 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:11:50,513 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 01:11:50,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 01:11:50,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:11:50,531 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:11:50,832 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:11:50,832 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:11:50,834 INFO L168 Benchmark]: Toolchain (without parser) took 163465.01 ms. Allocated memory was 132.1 MB in the beginning and 11.7 GB in the end (delta: 11.5 GB). Free memory was 89.6 MB in the beginning and 9.2 GB in the end (delta: -9.1 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,835 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:11:50,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1866.59 ms. Allocated memory is still 132.1 MB. Free memory was 89.3 MB in the beginning and 56.5 MB in the end (delta: 32.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 458.23 ms. Allocated memory was 132.1 MB in the beginning and 218.1 MB in the end (delta: 86.0 MB). Free memory was 55.8 MB in the beginning and 142.9 MB in the end (delta: -87.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,836 INFO L168 Benchmark]: Boogie Preprocessor took 412.29 ms. Allocated memory is still 218.1 MB. Free memory was 142.9 MB in the beginning and 129.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 47.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,837 INFO L168 Benchmark]: RCFGBuilder took 4767.85 ms. Allocated memory was 218.1 MB in the beginning and 413.1 MB in the end (delta: 195.0 MB). Free memory was 129.5 MB in the beginning and 294.1 MB in the end (delta: -164.6 MB). Peak memory consumption was 139.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,837 INFO L168 Benchmark]: TraceAbstraction took 155571.39 ms. Allocated memory was 413.1 MB in the beginning and 11.7 GB in the end (delta: 11.3 GB). Free memory was 293.1 MB in the beginning and 9.3 GB in the end (delta: -9.0 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,838 INFO L168 Benchmark]: Witness Printer took 378.25 ms. Allocated memory is still 11.7 GB. Free memory was 9.3 GB in the beginning and 9.2 GB in the end (delta: 65.7 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:50,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1866.59 ms. Allocated memory is still 132.1 MB. Free memory was 89.3 MB in the beginning and 56.5 MB in the end (delta: 32.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 458.23 ms. Allocated memory was 132.1 MB in the beginning and 218.1 MB in the end (delta: 86.0 MB). Free memory was 55.8 MB in the beginning and 142.9 MB in the end (delta: -87.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 412.29 ms. Allocated memory is still 218.1 MB. Free memory was 142.9 MB in the beginning and 129.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 47.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4767.85 ms. Allocated memory was 218.1 MB in the beginning and 413.1 MB in the end (delta: 195.0 MB). Free memory was 129.5 MB in the beginning and 294.1 MB in the end (delta: -164.6 MB). Peak memory consumption was 139.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 155571.39 ms. Allocated memory was 413.1 MB in the beginning and 11.7 GB in the end (delta: 11.3 GB). Free memory was 293.1 MB in the beginning and 9.3 GB in the end (delta: -9.0 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. * Witness Printer took 378.25 ms. Allocated memory is still 11.7 GB. Free memory was 9.3 GB in the beginning and 9.2 GB in the end (delta: 65.7 MB). Peak memory consumption was 62.9 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: 138]: 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, 590 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 155445.8ms, OverallIterations: 32, TraceHistogramMax: 7, EmptinessCheckTime: 683.0ms, AutomataDifference: 110701.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 12826.6ms, InitialAbstractionConstructionTime: 30.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 13671 SDtfs, 21749 SDslu, 2924 SDs, 0 SdLazy, 65798 SolverSat, 9401 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 83149.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1050 GetRequests, 982 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 253.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=80535occurred in iteration=28, InterpolantAutomatonStates: 124, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 15421.0ms AutomataMinimizationTime, 32 MinimizatonAttempts, 110155 StatesRemovedByMinimization, 30 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 747 NumberOfFragments, 535 HoareAnnotationTreeSize, 4 FomulaSimplifications, 733733 FormulaSimplificationTreeSizeReduction, 6813.4ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 139552 FormulaSimplificationTreeSizeReductionInter, 5993.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1111.4ms SsaConstructionTime, 2896.0ms SatisfiabilityAnalysisTime, 9749.3ms InterpolantComputationTime, 18167 NumberOfCodeBlocks, 18167 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 18132 ConstructedInterpolants, 0 QuantifiedInterpolants, 35223 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1361 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 35 InterpolantComputations, 31 PerfectInterpolantSequences, 25450/25694 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: 34]: Loop Invariant Derived loop invariant: ((((((((((((a21 <= 124 && a24 == 2) || (((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26)) && a26 <= 215)) || ((a21 <= 124 && a24 == 1) && a28 <= 300)) || ((a21 <= 124 && ((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26))) && a26 <= 460652)) || (((a21 <= 124 && a14 + 114 <= 0) && a28 <= 133) && 0 <= a14 + 600000)) || (a21 <= 124 && a26 <= 124)) || ((a24 == 1 && a14 + 84 <= 0) && a28 <= 300)) || (a24 == 1 && a28 + 588903 <= 0)) || ((a21 <= 124 && a14 + 181 < 0) && 0 <= a14 + 600000)) || (a24 == 1 && a26 <= 43)) || (((a21 <= 124 && a14 + 114 <= 0) && a26 <= 215) && 0 <= a14 + 600000)) || (((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26)) && a14 + 84 <= 0)) || (a24 == 1 && a14 + 114 <= 0) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: ((((((((((((a21 <= 124 && a24 == 2) || (((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26)) && a26 <= 215)) || ((a21 <= 124 && a24 == 1) && a28 <= 300)) || ((a21 <= 124 && ((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26))) && a26 <= 460652)) || (((a21 <= 124 && a14 + 114 <= 0) && a28 <= 133) && 0 <= a14 + 600000)) || (a21 <= 124 && a26 <= 124)) || ((a24 == 1 && a14 + 84 <= 0) && a28 <= 300)) || (a24 == 1 && a28 + 588903 <= 0)) || ((a21 <= 124 && a14 + 181 < 0) && 0 <= a14 + 600000)) || (a24 == 1 && a26 <= 43)) || (((a21 <= 124 && a14 + 114 <= 0) && a26 <= 215) && 0 <= a14 + 600000)) || (((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26)) && a14 + 84 <= 0)) || (a24 == 1 && a14 + 114 <= 0) - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((a21 <= 124 && a24 == 2) || (((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26)) && a26 <= 215)) || ((a21 <= 124 && a24 == 1) && a28 <= 300)) || ((a21 <= 124 && ((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26))) && a26 <= 460652)) || (((a21 <= 124 && a14 + 114 <= 0) && a28 <= 133) && 0 <= a14 + 600000)) || (a21 <= 124 && a26 <= 124)) || ((a24 == 1 && a14 + 84 <= 0) && a28 <= 300)) || (a24 == 1 && a28 + 588903 <= 0)) || ((a21 <= 124 && a14 + 181 < 0) && 0 <= a14 + 600000)) || (a24 == 1 && a26 <= 43)) || (((a21 <= 124 && a14 + 114 <= 0) && a26 <= 215) && 0 <= a14 + 600000)) || (((a24 == 1 && 0 < a14 + 84) || (a24 == 1 && 217 < a26)) && a14 + 84 <= 0)) || (a24 == 1 && a14 + 114 <= 0) RESULT: Ultimate proved your program to be correct! [2021-10-13 01:11:50,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3aa7d1c-02c3-49cb-baeb-f399b3f6433b/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...