./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD --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 ceaa95778492e3bc285d343b26b58125dae05b4d97d6b8fbdf100b65fa491c48 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:56:12,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:56:12,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:56:12,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:56:12,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:56:12,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:56:12,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:56:12,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:56:12,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:56:12,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:56:12,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:56:12,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:56:12,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:56:12,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:56:12,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:56:12,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:56:12,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:56:12,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:56:12,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:56:12,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:56:12,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:56:12,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:56:12,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:56:12,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:56:13,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:56:13,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:56:13,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:56:13,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:56:13,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:56:13,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:56:13,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:56:13,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:56:13,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:56:13,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:56:13,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:56:13,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:56:13,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:56:13,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:56:13,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:56:13,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:56:13,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:56:13,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:56:13,049 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:56:13,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:56:13,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:56:13,051 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:56:13,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:56:13,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:56:13,053 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:56:13,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:56:13,053 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:56:13,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:56:13,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:56:13,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:56:13,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:56:13,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:56:13,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:56:13,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:56:13,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:56:13,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:56:13,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:56:13,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:56:13,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:56:13,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:56:13,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:56:13,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:56:13,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:56:13,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:56:13,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:56:13,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:56:13,066 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:56:13,068 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:56:13,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:56:13,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:56:13,069 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_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceaa95778492e3bc285d343b26b58125dae05b4d97d6b8fbdf100b65fa491c48 [2021-10-28 22:56:13,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:56:13,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:56:13,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:56:13,351 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:56:13,352 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:56:13,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-28 22:56:13,416 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/data/ef0496777/7ad51367ff6e47cbad4421239f51c2e0/FLAG40e00f3b7 [2021-10-28 22:56:14,011 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:56:14,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-28 22:56:14,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/data/ef0496777/7ad51367ff6e47cbad4421239f51c2e0/FLAG40e00f3b7 [2021-10-28 22:56:14,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/data/ef0496777/7ad51367ff6e47cbad4421239f51c2e0 [2021-10-28 22:56:14,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:56:14,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:56:14,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:56:14,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:56:14,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:56:14,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:56:14" (1/1) ... [2021-10-28 22:56:14,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19bbd556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:14, skipping insertion in model container [2021-10-28 22:56:14,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:56:14" (1/1) ... [2021-10-28 22:56:14,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:56:14,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:56:14,749 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_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19915,19928] [2021-10-28 22:56:14,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:56:14,926 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:56:14,967 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_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19915,19928] [2021-10-28 22:56:15,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:56:15,081 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:56:15,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15 WrapperNode [2021-10-28 22:56:15,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:56:15,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:56:15,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:56:15,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:56:15,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:56:15,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:56:15,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:56:15,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:56:15,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:56:15,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:56:15,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:56:15,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:56:15,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (1/1) ... [2021-10-28 22:56:15,247 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:56:15,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:56:15,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:56:15,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:56:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 22:56:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:56:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:56:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:56:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:56:16,683 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:56:16,684 INFO L299 CfgBuilder]: Removed 111 assume(true) statements. [2021-10-28 22:56:16,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:56:16 BoogieIcfgContainer [2021-10-28 22:56:16,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:56:16,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:56:16,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:56:16,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:56:16,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:56:14" (1/3) ... [2021-10-28 22:56:16,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e534d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:56:16, skipping insertion in model container [2021-10-28 22:56:16,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:15" (2/3) ... [2021-10-28 22:56:16,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e534d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:56:16, skipping insertion in model container [2021-10-28 22:56:16,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:56:16" (3/3) ... [2021-10-28 22:56:16,700 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2021-10-28 22:56:16,709 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:56:16,709 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-28 22:56:16,761 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:56:16,768 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 22:56:16,768 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-28 22:56:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 115 states have (on average 1.6695652173913043) internal successors, (192), 117 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:16,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 22:56:16,796 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:16,796 INFO L513 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] [2021-10-28 22:56:16,797 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:16,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:16,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2021-10-28 22:56:16,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:16,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634131782] [2021-10-28 22:56:16,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:16,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:17,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:17,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:17,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634131782] [2021-10-28 22:56:17,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634131782] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:17,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:17,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:56:17,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977948394] [2021-10-28 22:56:17,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 22:56:17,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:17,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 22:56:17,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:56:17,235 INFO L87 Difference]: Start difference. First operand has 118 states, 115 states have (on average 1.6695652173913043) internal successors, (192), 117 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:17,290 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2021-10-28 22:56:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:56:17,291 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 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 32 [2021-10-28 22:56:17,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:17,303 INFO L225 Difference]: With dead ends: 189 [2021-10-28 22:56:17,303 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 22:56:17,307 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:56:17,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 22:56:17,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-28 22:56:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 105 states have (on average 1.619047619047619) internal successors, (170), 106 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2021-10-28 22:56:17,353 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2021-10-28 22:56:17,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:17,354 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2021-10-28 22:56:17,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2021-10-28 22:56:17,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 22:56:17,356 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:17,356 INFO L513 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] [2021-10-28 22:56:17,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:56:17,357 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:17,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:17,358 INFO L85 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2021-10-28 22:56:17,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:17,359 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010680883] [2021-10-28 22:56:17,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:17,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:17,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:17,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010680883] [2021-10-28 22:56:17,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010680883] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:17,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:17,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:56:17,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977826046] [2021-10-28 22:56:17,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:56:17,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:17,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:56:17,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:17,524 INFO L87 Difference]: Start difference. First operand 107 states and 170 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:17,610 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2021-10-28 22:56:17,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:56:17,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 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 33 [2021-10-28 22:56:17,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:17,614 INFO L225 Difference]: With dead ends: 294 [2021-10-28 22:56:17,614 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 22:56:17,616 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:17,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 22:56:17,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 106. [2021-10-28 22:56:17,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 104 states have (on average 1.5961538461538463) internal successors, (166), 105 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 166 transitions. [2021-10-28 22:56:17,643 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 166 transitions. Word has length 33 [2021-10-28 22:56:17,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:17,644 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 166 transitions. [2021-10-28 22:56:17,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2021-10-28 22:56:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:56:17,647 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:17,647 INFO L513 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] [2021-10-28 22:56:17,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:56:17,649 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:17,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:17,650 INFO L85 PathProgramCache]: Analyzing trace with hash -2080487648, now seen corresponding path program 1 times [2021-10-28 22:56:17,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:17,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836026309] [2021-10-28 22:56:17,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:17,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:17,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:17,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836026309] [2021-10-28 22:56:17,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836026309] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:17,762 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:17,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:56:17,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580383673] [2021-10-28 22:56:17,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:56:17,763 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:17,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:56:17,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:17,764 INFO L87 Difference]: Start difference. First operand 106 states and 166 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:17,792 INFO L93 Difference]: Finished difference Result 198 states and 312 transitions. [2021-10-28 22:56:17,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:56:17,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 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 34 [2021-10-28 22:56:17,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:17,794 INFO L225 Difference]: With dead ends: 198 [2021-10-28 22:56:17,795 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 22:56:17,795 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:17,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 22:56:17,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2021-10-28 22:56:17,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 104 states have (on average 1.5673076923076923) internal successors, (163), 105 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2021-10-28 22:56:17,807 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 34 [2021-10-28 22:56:17,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:17,807 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2021-10-28 22:56:17,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,808 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2021-10-28 22:56:17,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 22:56:17,809 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:17,810 INFO L513 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] [2021-10-28 22:56:17,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:56:17,810 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:17,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:17,811 INFO L85 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2021-10-28 22:56:17,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:17,813 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449402149] [2021-10-28 22:56:17,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:17,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:17,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:17,936 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:17,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449402149] [2021-10-28 22:56:17,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449402149] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:17,938 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:17,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:56:17,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604997741] [2021-10-28 22:56:17,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:56:17,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:17,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:56:17,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:17,941 INFO L87 Difference]: Start difference. First operand 106 states and 163 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:17,964 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2021-10-28 22:56:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:56:17,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 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 36 [2021-10-28 22:56:17,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:17,971 INFO L225 Difference]: With dead ends: 169 [2021-10-28 22:56:17,972 INFO L226 Difference]: Without dead ends: 109 [2021-10-28 22:56:17,974 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:17,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-28 22:56:17,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2021-10-28 22:56:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 106 states have (on average 1.5566037735849056) internal successors, (165), 107 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2021-10-28 22:56:17,988 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 36 [2021-10-28 22:56:17,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:17,988 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2021-10-28 22:56:17,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:17,989 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2021-10-28 22:56:17,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-28 22:56:17,991 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:17,991 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:17,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:56:17,991 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:17,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:17,992 INFO L85 PathProgramCache]: Analyzing trace with hash -382569238, now seen corresponding path program 1 times [2021-10-28 22:56:17,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:17,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274615155] [2021-10-28 22:56:17,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:17,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:18,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:18,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274615155] [2021-10-28 22:56:18,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274615155] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:56:18,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141974821] [2021-10-28 22:56:18,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:18,064 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:56:18,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:56:18,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:56:18,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 22:56:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:18,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 22:56:18,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:56:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:18,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141974821] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:56:18,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 22:56:18,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-10-28 22:56:18,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041628366] [2021-10-28 22:56:18,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:56:18,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:18,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:56:18,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:18,550 INFO L87 Difference]: Start difference. First operand 108 states and 165 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:18,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:18,584 INFO L93 Difference]: Finished difference Result 258 states and 397 transitions. [2021-10-28 22:56:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:56:18,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 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 41 [2021-10-28 22:56:18,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:18,588 INFO L225 Difference]: With dead ends: 258 [2021-10-28 22:56:18,588 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 22:56:18,591 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:18,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 22:56:18,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 137. [2021-10-28 22:56:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 135 states have (on average 1.6222222222222222) internal successors, (219), 136 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 219 transitions. [2021-10-28 22:56:18,617 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 219 transitions. Word has length 41 [2021-10-28 22:56:18,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:18,617 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 219 transitions. [2021-10-28 22:56:18,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:18,618 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 219 transitions. [2021-10-28 22:56:18,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-28 22:56:18,625 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:18,626 INFO L513 BasicCegarLoop]: trace histogram [3, 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] [2021-10-28 22:56:18,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:56:18,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:56:18,836 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:18,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:18,837 INFO L85 PathProgramCache]: Analyzing trace with hash 2145452763, now seen corresponding path program 2 times [2021-10-28 22:56:18,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:18,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763778791] [2021-10-28 22:56:18,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:18,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:18,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:18,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763778791] [2021-10-28 22:56:18,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763778791] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:18,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:18,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:56:18,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397442131] [2021-10-28 22:56:18,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:56:18,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:18,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:56:18,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:18,942 INFO L87 Difference]: Start difference. First operand 137 states and 219 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:18,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:18,988 INFO L93 Difference]: Finished difference Result 340 states and 552 transitions. [2021-10-28 22:56:18,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:56:18,989 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2021-10-28 22:56:18,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:18,993 INFO L225 Difference]: With dead ends: 340 [2021-10-28 22:56:18,993 INFO L226 Difference]: Without dead ends: 251 [2021-10-28 22:56:18,994 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:56:18,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-10-28 22:56:19,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 191. [2021-10-28 22:56:19,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 189 states have (on average 1.693121693121693) internal successors, (320), 190 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 320 transitions. [2021-10-28 22:56:19,014 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 320 transitions. Word has length 46 [2021-10-28 22:56:19,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:19,014 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 320 transitions. [2021-10-28 22:56:19,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 320 transitions. [2021-10-28 22:56:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-28 22:56:19,018 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:19,018 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:56:19,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:56:19,019 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:19,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:19,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1295322390, now seen corresponding path program 1 times [2021-10-28 22:56:19,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:19,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308554043] [2021-10-28 22:56:19,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:19,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:19,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:19,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308554043] [2021-10-28 22:56:19,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308554043] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:19,124 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:19,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:56:19,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650505563] [2021-10-28 22:56:19,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:56:19,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:19,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:56:19,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:19,127 INFO L87 Difference]: Start difference. First operand 191 states and 320 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:19,155 INFO L93 Difference]: Finished difference Result 341 states and 550 transitions. [2021-10-28 22:56:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:56:19,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2021-10-28 22:56:19,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:19,158 INFO L225 Difference]: With dead ends: 341 [2021-10-28 22:56:19,158 INFO L226 Difference]: Without dead ends: 227 [2021-10-28 22:56:19,160 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:19,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-28 22:56:19,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2021-10-28 22:56:19,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 165 states have (on average 1.6424242424242423) internal successors, (271), 166 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 271 transitions. [2021-10-28 22:56:19,172 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 271 transitions. Word has length 48 [2021-10-28 22:56:19,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:19,172 INFO L470 AbstractCegarLoop]: Abstraction has 167 states and 271 transitions. [2021-10-28 22:56:19,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2021-10-28 22:56:19,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-28 22:56:19,174 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:19,174 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:19,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:56:19,175 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:19,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:19,175 INFO L85 PathProgramCache]: Analyzing trace with hash 731085340, now seen corresponding path program 1 times [2021-10-28 22:56:19,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:19,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854232485] [2021-10-28 22:56:19,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:19,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-28 22:56:19,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:19,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854232485] [2021-10-28 22:56:19,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854232485] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:19,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:19,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:56:19,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63385398] [2021-10-28 22:56:19,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:56:19,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:19,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:56:19,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:19,248 INFO L87 Difference]: Start difference. First operand 167 states and 271 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:19,271 INFO L93 Difference]: Finished difference Result 413 states and 681 transitions. [2021-10-28 22:56:19,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:56:19,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 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 48 [2021-10-28 22:56:19,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:19,274 INFO L225 Difference]: With dead ends: 413 [2021-10-28 22:56:19,274 INFO L226 Difference]: Without dead ends: 276 [2021-10-28 22:56:19,275 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:19,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-28 22:56:19,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 216. [2021-10-28 22:56:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 214 states have (on average 1.6728971962616823) internal successors, (358), 215 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 358 transitions. [2021-10-28 22:56:19,306 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 358 transitions. Word has length 48 [2021-10-28 22:56:19,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:19,306 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 358 transitions. [2021-10-28 22:56:19,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 358 transitions. [2021-10-28 22:56:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-28 22:56:19,307 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:19,308 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:19,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:56:19,308 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:19,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:19,309 INFO L85 PathProgramCache]: Analyzing trace with hash -850618424, now seen corresponding path program 1 times [2021-10-28 22:56:19,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:19,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193709863] [2021-10-28 22:56:19,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:19,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-28 22:56:19,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:19,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193709863] [2021-10-28 22:56:19,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193709863] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:19,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:19,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:56:19,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318145534] [2021-10-28 22:56:19,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:56:19,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:19,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:56:19,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:19,407 INFO L87 Difference]: Start difference. First operand 216 states and 358 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:19,532 INFO L93 Difference]: Finished difference Result 492 states and 819 transitions. [2021-10-28 22:56:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:56:19,532 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 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 49 [2021-10-28 22:56:19,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:19,535 INFO L225 Difference]: With dead ends: 492 [2021-10-28 22:56:19,535 INFO L226 Difference]: Without dead ends: 325 [2021-10-28 22:56:19,536 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:56:19,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-10-28 22:56:19,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 216. [2021-10-28 22:56:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 214 states have (on average 1.658878504672897) internal successors, (355), 215 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 355 transitions. [2021-10-28 22:56:19,553 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 355 transitions. Word has length 49 [2021-10-28 22:56:19,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:19,554 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 355 transitions. [2021-10-28 22:56:19,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 355 transitions. [2021-10-28 22:56:19,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-28 22:56:19,555 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:19,555 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:19,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:56:19,556 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:19,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:19,557 INFO L85 PathProgramCache]: Analyzing trace with hash 109709024, now seen corresponding path program 1 times [2021-10-28 22:56:19,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:19,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625996979] [2021-10-28 22:56:19,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:19,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-28 22:56:19,666 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:19,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625996979] [2021-10-28 22:56:19,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625996979] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:19,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:19,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-28 22:56:19,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820144812] [2021-10-28 22:56:19,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 22:56:19,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:19,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 22:56:19,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-10-28 22:56:19,669 INFO L87 Difference]: Start difference. First operand 216 states and 355 transitions. Second operand has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:20,311 INFO L93 Difference]: Finished difference Result 491 states and 720 transitions. [2021-10-28 22:56:20,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 22:56:20,312 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 0 states have call successors, (0), 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 49 [2021-10-28 22:56:20,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:20,316 INFO L225 Difference]: With dead ends: 491 [2021-10-28 22:56:20,317 INFO L226 Difference]: Without dead ends: 453 [2021-10-28 22:56:20,318 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2021-10-28 22:56:20,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-10-28 22:56:20,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 236. [2021-10-28 22:56:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 234 states have (on average 1.6282051282051282) internal successors, (381), 235 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 381 transitions. [2021-10-28 22:56:20,345 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 381 transitions. Word has length 49 [2021-10-28 22:56:20,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:20,347 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 381 transitions. [2021-10-28 22:56:20,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 381 transitions. [2021-10-28 22:56:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 22:56:20,348 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:20,349 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:20,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:56:20,349 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:20,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:20,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1943185755, now seen corresponding path program 1 times [2021-10-28 22:56:20,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:20,350 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753486838] [2021-10-28 22:56:20,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:20,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:20,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-28 22:56:20,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:20,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753486838] [2021-10-28 22:56:20,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753486838] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:20,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:20,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:56:20,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381845160] [2021-10-28 22:56:20,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:56:20,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:20,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:56:20,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:56:20,441 INFO L87 Difference]: Start difference. First operand 236 states and 381 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:20,521 INFO L93 Difference]: Finished difference Result 310 states and 479 transitions. [2021-10-28 22:56:20,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:56:20,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 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 50 [2021-10-28 22:56:20,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:20,524 INFO L225 Difference]: With dead ends: 310 [2021-10-28 22:56:20,525 INFO L226 Difference]: Without dead ends: 246 [2021-10-28 22:56:20,525 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-28 22:56:20,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-10-28 22:56:20,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 232. [2021-10-28 22:56:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 230 states have (on average 1.626086956521739) internal successors, (374), 231 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 374 transitions. [2021-10-28 22:56:20,549 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 374 transitions. Word has length 50 [2021-10-28 22:56:20,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:20,550 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 374 transitions. [2021-10-28 22:56:20,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2021-10-28 22:56:20,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 22:56:20,551 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:20,551 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:20,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:56:20,551 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:20,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:20,552 INFO L85 PathProgramCache]: Analyzing trace with hash 620522782, now seen corresponding path program 1 times [2021-10-28 22:56:20,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:20,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225072268] [2021-10-28 22:56:20,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:20,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-28 22:56:20,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:20,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225072268] [2021-10-28 22:56:20,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225072268] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:20,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:20,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:56:20,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519238902] [2021-10-28 22:56:20,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:56:20,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:20,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:56:20,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:20,639 INFO L87 Difference]: Start difference. First operand 232 states and 374 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:20,751 INFO L93 Difference]: Finished difference Result 522 states and 822 transitions. [2021-10-28 22:56:20,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:56:20,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 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 50 [2021-10-28 22:56:20,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:20,757 INFO L225 Difference]: With dead ends: 522 [2021-10-28 22:56:20,757 INFO L226 Difference]: Without dead ends: 467 [2021-10-28 22:56:20,758 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:56:20,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-10-28 22:56:20,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 408. [2021-10-28 22:56:20,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 406 states have (on average 1.6428571428571428) internal successors, (667), 407 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 667 transitions. [2021-10-28 22:56:20,799 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 667 transitions. Word has length 50 [2021-10-28 22:56:20,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:20,801 INFO L470 AbstractCegarLoop]: Abstraction has 408 states and 667 transitions. [2021-10-28 22:56:20,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,801 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 667 transitions. [2021-10-28 22:56:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 22:56:20,802 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:20,802 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 22:56:20,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:56:20,803 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:56:20,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:20,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1172069612, now seen corresponding path program 1 times [2021-10-28 22:56:20,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:56:20,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093724099] [2021-10-28 22:56:20,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:20,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:56:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:20,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-28 22:56:20,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:56:20,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093724099] [2021-10-28 22:56:20,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093724099] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:20,873 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:20,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:56:20,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461525053] [2021-10-28 22:56:20,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:56:20,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:56:20,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:56:20,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:56:20,875 INFO L87 Difference]: Start difference. First operand 408 states and 667 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:20,968 INFO L93 Difference]: Finished difference Result 453 states and 730 transitions. [2021-10-28 22:56:20,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:56:20,969 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 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 51 [2021-10-28 22:56:20,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:20,969 INFO L225 Difference]: With dead ends: 453 [2021-10-28 22:56:20,969 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:56:20,970 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:56:20,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:56:20,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:56:20,970 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) [2021-10-28 22:56:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:56:20,971 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-10-28 22:56:20,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:20,971 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:56:20,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:56:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:56:20,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:56:20,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:56:20,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:56:20,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:56:20,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:56:20,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:21,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:56:23,755 INFO L853 garLoopResultBuilder]: At program point L960(lines 955 963) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 22:56:23,755 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-10-28 22:56:23,755 INFO L853 garLoopResultBuilder]: At program point L168(lines 148 170) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-10-28 22:56:23,755 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 536) no Hoare annotation was computed. [2021-10-28 22:56:23,755 INFO L853 garLoopResultBuilder]: At program point L532-2(lines 525 540) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,756 INFO L857 garLoopResultBuilder]: For program point L532-3(lines 532 536) no Hoare annotation was computed. [2021-10-28 22:56:23,756 INFO L857 garLoopResultBuilder]: For program point L2481(lines 2481 2485) no Hoare annotation was computed. [2021-10-28 22:56:23,756 INFO L857 garLoopResultBuilder]: For program point L2481-3(lines 2481 2485) no Hoare annotation was computed. [2021-10-28 22:56:23,756 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-10-28 22:56:23,756 INFO L853 garLoopResultBuilder]: At program point L532-5(lines 525 540) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,756 INFO L853 garLoopResultBuilder]: At program point L2481-2(lines 1 2554) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-10-28 22:56:23,756 INFO L857 garLoopResultBuilder]: For program point L334(lines 334 338) no Hoare annotation was computed. [2021-10-28 22:56:23,756 INFO L853 garLoopResultBuilder]: At program point L367-1(lines 242 385) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,757 INFO L857 garLoopResultBuilder]: For program point L532-6(lines 532 536) no Hoare annotation was computed. [2021-10-28 22:56:23,757 INFO L853 garLoopResultBuilder]: At program point L2481-5(lines 1 2554) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (= ~rjh~0 ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_setClientId_~handle 2)) [2021-10-28 22:56:23,757 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 305) no Hoare annotation was computed. [2021-10-28 22:56:23,757 INFO L853 garLoopResultBuilder]: At program point L532-8(lines 525 540) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7))) [2021-10-28 22:56:23,757 INFO L857 garLoopResultBuilder]: For program point L2481-6(lines 2481 2485) no Hoare annotation was computed. [2021-10-28 22:56:23,757 INFO L853 garLoopResultBuilder]: At program point L2481-8(lines 1 2554) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-10-28 22:56:23,757 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 574) no Hoare annotation was computed. [2021-10-28 22:56:23,757 INFO L857 garLoopResultBuilder]: For program point L566-2(lines 566 574) no Hoare annotation was computed. [2021-10-28 22:56:23,758 INFO L857 garLoopResultBuilder]: For program point L566-4(lines 566 574) no Hoare annotation was computed. [2021-10-28 22:56:23,758 INFO L857 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2021-10-28 22:56:23,758 INFO L857 garLoopResultBuilder]: For program point L1029-1(line 1029) no Hoare annotation was computed. [2021-10-28 22:56:23,758 INFO L853 garLoopResultBuilder]: At program point L1030(lines 1006 1023) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,758 INFO L860 garLoopResultBuilder]: At program point L1030-1(lines 1006 1023) the Hoare annotation is: true [2021-10-28 22:56:23,758 INFO L857 garLoopResultBuilder]: For program point L2451-1(lines 2451 2467) no Hoare annotation was computed. [2021-10-28 22:56:23,758 INFO L857 garLoopResultBuilder]: For program point L2451(lines 2451 2467) no Hoare annotation was computed. [2021-10-28 22:56:23,758 INFO L857 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2021-10-28 22:56:23,759 INFO L853 garLoopResultBuilder]: At program point L569-2(lines 562 577) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,759 INFO L853 garLoopResultBuilder]: At program point L2551(lines 2540 2554) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,759 INFO L857 garLoopResultBuilder]: For program point L569-3(lines 569 573) no Hoare annotation was computed. [2021-10-28 22:56:23,759 INFO L853 garLoopResultBuilder]: At program point L569-5(lines 562 577) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,759 INFO L857 garLoopResultBuilder]: For program point L569-6(lines 569 573) no Hoare annotation was computed. [2021-10-28 22:56:23,759 INFO L860 garLoopResultBuilder]: At program point L569-8(lines 562 577) the Hoare annotation is: true [2021-10-28 22:56:23,760 INFO L853 garLoopResultBuilder]: At program point L340(lines 330 377) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,760 INFO L853 garLoopResultBuilder]: At program point L307(lines 297 380) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,760 INFO L853 garLoopResultBuilder]: At program point L274(lines 261 383) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,760 INFO L857 garLoopResultBuilder]: For program point L2455-1(lines 2455 2466) no Hoare annotation was computed. [2021-10-28 22:56:23,760 INFO L857 garLoopResultBuilder]: For program point L2455(lines 2455 2466) no Hoare annotation was computed. [2021-10-28 22:56:23,760 INFO L857 garLoopResultBuilder]: For program point L1993(lines 1993 2005) no Hoare annotation was computed. [2021-10-28 22:56:23,760 INFO L853 garLoopResultBuilder]: At program point L969(lines 964 972) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 22:56:23,760 INFO L857 garLoopResultBuilder]: For program point L243(lines 242 385) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L1996(lines 1996 2004) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L510(lines 510 521) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L510-1(lines 510 521) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L2459-1(lines 2459 2465) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L2459(lines 2459 2465) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 349) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L312(lines 312 316) no Hoare annotation was computed. [2021-10-28 22:56:23,761 INFO L857 garLoopResultBuilder]: For program point L279(lines 279 283) no Hoare annotation was computed. [2021-10-28 22:56:23,762 INFO L857 garLoopResultBuilder]: For program point L907(lines 907 913) no Hoare annotation was computed. [2021-10-28 22:56:23,762 INFO L853 garLoopResultBuilder]: At program point L907-1(lines 1 2554) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 22:56:23,762 INFO L857 garLoopResultBuilder]: For program point L907-2(lines 907 913) no Hoare annotation was computed. [2021-10-28 22:56:23,762 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 188) no Hoare annotation was computed. [2021-10-28 22:56:23,762 INFO L860 garLoopResultBuilder]: At program point L181-1(lines 181 188) the Hoare annotation is: true [2021-10-28 22:56:23,762 INFO L853 garLoopResultBuilder]: At program point L2527-1(lines 2522 2530) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,762 INFO L853 garLoopResultBuilder]: At program point L2527(lines 2522 2530) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,763 INFO L857 garLoopResultBuilder]: For program point L1999(lines 1999 2003) no Hoare annotation was computed. [2021-10-28 22:56:23,763 INFO L853 garLoopResultBuilder]: At program point L1999-2(lines 1 2554) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_test_~op2~0 0) (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) [2021-10-28 22:56:23,763 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 558) no Hoare annotation was computed. [2021-10-28 22:56:23,763 INFO L857 garLoopResultBuilder]: For program point L514(lines 514 520) no Hoare annotation was computed. [2021-10-28 22:56:23,763 INFO L857 garLoopResultBuilder]: For program point L547-1(lines 547 558) no Hoare annotation was computed. [2021-10-28 22:56:23,763 INFO L857 garLoopResultBuilder]: For program point L514-1(lines 514 520) no Hoare annotation was computed. [2021-10-28 22:56:23,765 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 384) no Hoare annotation was computed. [2021-10-28 22:56:23,765 INFO L853 garLoopResultBuilder]: At program point L2464(lines 2447 2470) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,765 INFO L853 garLoopResultBuilder]: At program point L2464-1(lines 2447 2470) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7))) [2021-10-28 22:56:23,766 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:56:23,766 INFO L853 garLoopResultBuilder]: At program point L978(lines 973 981) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 22:56:23,766 INFO L857 garLoopResultBuilder]: For program point L1969(lines 1969 1985) no Hoare annotation was computed. [2021-10-28 22:56:23,766 INFO L857 garLoopResultBuilder]: For program point L1969-1(lines 1969 1985) no Hoare annotation was computed. [2021-10-28 22:56:23,766 INFO L853 garLoopResultBuilder]: At program point L417(lines 1 2554) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (not (= ~rjh~0 1)) (not (= ~__ste_email_to0~0 1))) [2021-10-28 22:56:23,767 INFO L853 garLoopResultBuilder]: At program point L351(lines 341 376) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,767 INFO L853 garLoopResultBuilder]: At program point L318(lines 308 379) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,767 INFO L853 garLoopResultBuilder]: At program point L285(lines 275 382) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,767 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:56:23,767 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:56:23,768 INFO L853 garLoopResultBuilder]: At program point L386(lines 241 387) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-10-28 22:56:23,768 INFO L857 garLoopResultBuilder]: For program point L254(lines 254 258) no Hoare annotation was computed. [2021-10-28 22:56:23,768 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1020) no Hoare annotation was computed. [2021-10-28 22:56:23,768 INFO L857 garLoopResultBuilder]: For program point L1014-2(lines 1014 1020) no Hoare annotation was computed. [2021-10-28 22:56:23,768 INFO L853 garLoopResultBuilder]: At program point L519(lines 506 524) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,768 INFO L860 garLoopResultBuilder]: At program point L519-1(lines 506 524) the Hoare annotation is: true [2021-10-28 22:56:23,769 INFO L860 garLoopResultBuilder]: At program point L189(lines 171 191) the Hoare annotation is: true [2021-10-28 22:56:23,769 INFO L857 garLoopResultBuilder]: For program point L1973(lines 1973 1984) no Hoare annotation was computed. [2021-10-28 22:56:23,769 INFO L857 garLoopResultBuilder]: For program point L1973-1(lines 1973 1984) no Hoare annotation was computed. [2021-10-28 22:56:23,769 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:56:23,769 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-10-28 22:56:23,769 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2021-10-28 22:56:23,770 INFO L857 garLoopResultBuilder]: For program point L290(lines 290 294) no Hoare annotation was computed. [2021-10-28 22:56:23,770 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 133) no Hoare annotation was computed. [2021-10-28 22:56:23,770 INFO L853 garLoopResultBuilder]: At program point L886(lines 1 2554) the Hoare annotation is: (and (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_incoming_~client 1))) [2021-10-28 22:56:23,770 INFO L853 garLoopResultBuilder]: At program point L886-1(lines 1 2554) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,770 INFO L853 garLoopResultBuilder]: At program point L556(lines 543 561) the Hoare annotation is: (and (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,771 INFO L853 garLoopResultBuilder]: At program point L556-1(lines 543 561) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,771 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:56:23,771 INFO L857 garLoopResultBuilder]: For program point L1977(lines 1977 1983) no Hoare annotation was computed. [2021-10-28 22:56:23,771 INFO L857 garLoopResultBuilder]: For program point L1977-1(lines 1977 1983) no Hoare annotation was computed. [2021-10-28 22:56:23,771 INFO L853 garLoopResultBuilder]: At program point L425(lines 420 428) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (not (= ~rjh~0 1)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-10-28 22:56:23,772 INFO L853 garLoopResultBuilder]: At program point L260(lines 250 384) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,772 INFO L857 garLoopResultBuilder]: For program point L2475(lines 2475 2487) no Hoare annotation was computed. [2021-10-28 22:56:23,772 INFO L857 garLoopResultBuilder]: For program point L2475-2(lines 2475 2487) no Hoare annotation was computed. [2021-10-28 22:56:23,772 INFO L857 garLoopResultBuilder]: For program point L2475-4(lines 2475 2487) no Hoare annotation was computed. [2021-10-28 22:56:23,772 INFO L853 garLoopResultBuilder]: At program point L362(lines 352 375) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,772 INFO L853 garLoopResultBuilder]: At program point L329(lines 319 378) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,773 INFO L853 garLoopResultBuilder]: At program point L296(lines 286 381) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-10-28 22:56:23,773 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:56:23,773 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-10-28 22:56:23,773 INFO L853 garLoopResultBuilder]: At program point L1982(lines 1965 1988) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-10-28 22:56:23,774 INFO L853 garLoopResultBuilder]: At program point L1982-1(lines 1965 1988) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-10-28 22:56:23,774 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 537) no Hoare annotation was computed. [2021-10-28 22:56:23,774 INFO L857 garLoopResultBuilder]: For program point L2478(lines 2478 2486) no Hoare annotation was computed. [2021-10-28 22:56:23,774 INFO L857 garLoopResultBuilder]: For program point L529-2(lines 529 537) no Hoare annotation was computed. [2021-10-28 22:56:23,774 INFO L857 garLoopResultBuilder]: For program point L2478-2(lines 2478 2486) no Hoare annotation was computed. [2021-10-28 22:56:23,774 INFO L857 garLoopResultBuilder]: For program point L529-4(lines 529 537) no Hoare annotation was computed. [2021-10-28 22:56:23,774 INFO L857 garLoopResultBuilder]: For program point L2478-4(lines 2478 2486) no Hoare annotation was computed. [2021-10-28 22:56:23,775 INFO L857 garLoopResultBuilder]: For program point L265(lines 265 272) no Hoare annotation was computed. [2021-10-28 22:56:23,778 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:56:23,780 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:56:23,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:56:23 BoogieIcfgContainer [2021-10-28 22:56:23,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:56:23,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:56:23,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:56:23,816 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:56:23,817 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:56:16" (3/4) ... [2021-10-28 22:56:23,820 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:56:23,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2021-10-28 22:56:23,843 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2021-10-28 22:56:23,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 22:56:23,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:56:23,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:56:23,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:56:23,876 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && \result == 1) && !(__ste_email_to0 == 1) [2021-10-28 22:56:23,876 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-10-28 22:56:23,877 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((__ste_client_autoResponse1 == 0 && rjh == handle) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && handle == 2 [2021-10-28 22:56:23,877 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-10-28 22:56:23,877 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-10-28 22:56:23,878 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,878 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-10-28 22:56:23,878 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,879 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,879 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,879 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,879 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,880 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,880 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,880 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,880 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,881 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) && !(handle == 1) [2021-10-28 22:56:23,881 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-10-28 22:56:23,882 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 [2021-10-28 22:56:23,882 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((handle == 3 && !(rjh == 1)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 [2021-10-28 22:56:23,882 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 [2021-10-28 22:56:23,883 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,883 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,883 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,884 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) && !(client == 1) [2021-10-28 22:56:23,884 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,884 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-10-28 22:56:23,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-10-28 22:56:23,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-10-28 22:56:23,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,886 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-10-28 22:56:23,886 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-10-28 22:56:23,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) [2021-10-28 22:56:23,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1 [2021-10-28 22:56:23,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) [2021-10-28 22:56:23,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-10-28 22:56:23,889 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-10-28 22:56:23,889 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-10-28 22:56:23,890 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((handle == 3 && !(rjh == 1)) && !(\result == 0)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-10-28 22:56:23,962 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:56:23,962 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:56:23,964 INFO L168 Benchmark]: Toolchain (without parser) took 9716.24 ms. Allocated memory was 100.7 MB in the beginning and 190.8 MB in the end (delta: 90.2 MB). Free memory was 56.3 MB in the beginning and 68.7 MB in the end (delta: -12.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,964 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 100.7 MB. Free memory is still 75.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:56:23,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.17 ms. Allocated memory is still 100.7 MB. Free memory was 56.1 MB in the beginning and 53.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.90 ms. Allocated memory is still 100.7 MB. Free memory was 53.0 MB in the beginning and 48.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,965 INFO L168 Benchmark]: Boogie Preprocessor took 63.66 ms. Allocated memory is still 100.7 MB. Free memory was 48.2 MB in the beginning and 45.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,966 INFO L168 Benchmark]: RCFGBuilder took 1457.21 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 45.1 MB in the beginning and 86.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,966 INFO L168 Benchmark]: TraceAbstraction took 7124.39 ms. Allocated memory was 121.6 MB in the beginning and 190.8 MB in the end (delta: 69.2 MB). Free memory was 86.0 MB in the beginning and 83.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,967 INFO L168 Benchmark]: Witness Printer took 146.47 ms. Allocated memory is still 190.8 MB. Free memory was 83.4 MB in the beginning and 68.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:23,969 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 100.7 MB. Free memory is still 75.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 822.17 ms. Allocated memory is still 100.7 MB. Free memory was 56.1 MB in the beginning and 53.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.90 ms. Allocated memory is still 100.7 MB. Free memory was 53.0 MB in the beginning and 48.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.66 ms. Allocated memory is still 100.7 MB. Free memory was 48.2 MB in the beginning and 45.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1457.21 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 45.1 MB in the beginning and 86.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7124.39 ms. Allocated memory was 121.6 MB in the beginning and 190.8 MB in the end (delta: 69.2 MB). Free memory was 86.0 MB in the beginning and 83.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 16.1 GB. * Witness Printer took 146.47 ms. Allocated memory is still 190.8 MB. Free memory was 83.4 MB in the beginning and 68.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1029]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: 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, 118 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 13, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2702 SDtfs, 3590 SDslu, 3791 SDs, 0 SdLazy, 347 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=12, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 734 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 248 NumberOfFragments, 1619 HoareAnnotationTreeSize, 46 FomulaSimplifications, 418353 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 46 FomulaSimplificationsInter, 5677 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 608 NumberOfCodeBlocks, 608 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 594 ConstructedInterpolants, 0 QuantifiedInterpolants, 965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 726 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 57/61 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 1006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((__ste_client_autoResponse1 == 0 && rjh == handle) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && handle == 2 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: ((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (__ste_client_autoResponse1 == 0 && !(rjh == 1)) && !(__ste_email_to0 == 1) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: ((((((handle == 3 && !(rjh == 1)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 2540]: Loop Invariant Derived loop invariant: (((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) && !(handle == 1) - InvariantResult [Line: 1006]: Loop Invariant Derived loop invariant: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 1965]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 1965]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 2522]: Loop Invariant Derived loop invariant: ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 2522]: Loop Invariant Derived loop invariant: ((((((handle == 3 && !(rjh == 1)) && !(\result == 0)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) && !(client == 1) - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) RESULT: Ultimate proved your program to be correct! [2021-10-28 22:56:24,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6ced84-9d46-4a69-84d7-8bab675ebbbf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...