./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_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/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_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg --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 08:43:43,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:43:43,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:43:43,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:43:43,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:43:43,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:43:43,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:43:43,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:43:43,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:43:43,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:43:43,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:43:43,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:43:43,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:43:43,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:43:43,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:43:43,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:43:43,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:43:43,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:43:43,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:43:43,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:43:43,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:43:43,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:43:43,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:43:43,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:43:43,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:43:43,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:43:43,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:43:43,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:43:43,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:43:43,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:43:43,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:43:43,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:43:43,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:43:43,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:43:43,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:43:43,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:43:43,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:43:43,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:43:43,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:43:43,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:43:43,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:43:43,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:43:43,289 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:43:43,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:43:43,290 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:43:43,290 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:43:43,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:43:43,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:43:43,293 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:43:43,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:43:43,294 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:43:43,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:43:43,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:43:43,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:43:43,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:43:43,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:43:43,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:43:43,297 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:43:43,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:43:43,298 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:43:43,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:43:43,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:43:43,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:43:43,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:43:43,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:43:43,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:43:43,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:43:43,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:43:43,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:43:43,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:43:43,302 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:43:43,303 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:43:43,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:43:43,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:43:43,304 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_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceaa95778492e3bc285d343b26b58125dae05b4d97d6b8fbdf100b65fa491c48 [2021-10-28 08:43:43,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:43:43,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:43:43,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:43:43,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:43:43,734 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:43:43,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-28 08:43:43,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/data/e5ad22614/0392f4e2a0354dddb1ece0170833fa6f/FLAG5bf79f5fb [2021-10-28 08:43:44,627 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:43:44,639 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-28 08:43:44,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/data/e5ad22614/0392f4e2a0354dddb1ece0170833fa6f/FLAG5bf79f5fb [2021-10-28 08:43:44,828 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/data/e5ad22614/0392f4e2a0354dddb1ece0170833fa6f [2021-10-28 08:43:44,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:43:44,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:43:44,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:43:44,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:43:44,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:43:44,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:43:44" (1/1) ... [2021-10-28 08:43:44,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f189dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:44, skipping insertion in model container [2021-10-28 08:43:44,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:43:44" (1/1) ... [2021-10-28 08:43:44,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:43:44,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:43:45,566 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_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19915,19928] [2021-10-28 08:43:45,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:43:45,886 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:43:45,976 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_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19915,19928] [2021-10-28 08:43:46,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:43:46,107 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:43:46,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46 WrapperNode [2021-10-28 08:43:46,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:43:46,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:43:46,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:43:46,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:43:46,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:43:46,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:43:46,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:43:46,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:43:46,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:43:46,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:43:46,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:43:46,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:43:46,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (1/1) ... [2021-10-28 08:43:46,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:43:46,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:43:46,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:43:46,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:43:46,514 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 08:43:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:43:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:43:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:43:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:43:48,212 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:43:48,212 INFO L299 CfgBuilder]: Removed 111 assume(true) statements. [2021-10-28 08:43:48,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:43:48 BoogieIcfgContainer [2021-10-28 08:43:48,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:43:48,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:43:48,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:43:48,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:43:48,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:43:44" (1/3) ... [2021-10-28 08:43:48,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fab61ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:43:48, skipping insertion in model container [2021-10-28 08:43:48,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:46" (2/3) ... [2021-10-28 08:43:48,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fab61ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:43:48, skipping insertion in model container [2021-10-28 08:43:48,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:43:48" (3/3) ... [2021-10-28 08:43:48,232 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2021-10-28 08:43:48,240 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:43:48,241 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-28 08:43:48,331 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:43:48,339 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 08:43:48,339 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-28 08:43:48,363 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 08:43:48,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 08:43:48,372 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:48,373 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 08:43:48,373 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:48,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:48,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2021-10-28 08:43:48,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:48,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104454670] [2021-10-28 08:43:48,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:48,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:48,861 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 08:43:48,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:48,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104454670] [2021-10-28 08:43:48,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104454670] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:48,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:48,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:43:48,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309246879] [2021-10-28 08:43:48,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:43:48,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:48,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:43:48,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:43:48,890 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 08:43:48,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:48,923 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2021-10-28 08:43:48,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:43:48,925 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 08:43:48,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:48,938 INFO L225 Difference]: With dead ends: 189 [2021-10-28 08:43:48,938 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 08:43:48,942 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 08:43:48,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 08:43:48,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-28 08:43:48,999 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 08:43:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2021-10-28 08:43:49,005 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2021-10-28 08:43:49,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:49,006 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2021-10-28 08:43:49,006 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 08:43:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2021-10-28 08:43:49,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 08:43:49,009 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:49,010 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 08:43:49,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:43:49,011 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:49,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:49,012 INFO L85 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2021-10-28 08:43:49,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:49,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830016667] [2021-10-28 08:43:49,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:49,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:49,262 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 08:43:49,262 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:49,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830016667] [2021-10-28 08:43:49,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830016667] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:49,263 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:49,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:43:49,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040033369] [2021-10-28 08:43:49,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:49,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:49,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:49,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:49,269 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 08:43:49,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:49,346 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2021-10-28 08:43:49,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:49,348 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 08:43:49,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:49,352 INFO L225 Difference]: With dead ends: 294 [2021-10-28 08:43:49,352 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 08:43:49,354 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 08:43:49,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 08:43:49,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 106. [2021-10-28 08:43:49,371 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 08:43:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 166 transitions. [2021-10-28 08:43:49,374 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 166 transitions. Word has length 33 [2021-10-28 08:43:49,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:49,374 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 166 transitions. [2021-10-28 08:43:49,375 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 08:43:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2021-10-28 08:43:49,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:43:49,377 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:49,377 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 08:43:49,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:43:49,378 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:49,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:49,379 INFO L85 PathProgramCache]: Analyzing trace with hash -2080487648, now seen corresponding path program 1 times [2021-10-28 08:43:49,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:49,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720316120] [2021-10-28 08:43:49,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:49,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:49,495 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 08:43:49,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:49,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720316120] [2021-10-28 08:43:49,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720316120] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:49,502 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:49,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:43:49,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746291100] [2021-10-28 08:43:49,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:49,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:49,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:49,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:49,517 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 08:43:49,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:49,574 INFO L93 Difference]: Finished difference Result 198 states and 312 transitions. [2021-10-28 08:43:49,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:49,575 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 08:43:49,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:49,577 INFO L225 Difference]: With dead ends: 198 [2021-10-28 08:43:49,577 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 08:43:49,578 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 08:43:49,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 08:43:49,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2021-10-28 08:43:49,598 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 08:43:49,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2021-10-28 08:43:49,603 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 34 [2021-10-28 08:43:49,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:49,614 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2021-10-28 08:43:49,614 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 08:43:49,615 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2021-10-28 08:43:49,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 08:43:49,617 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:49,617 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 08:43:49,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:43:49,618 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:49,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:49,619 INFO L85 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2021-10-28 08:43:49,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:49,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866765681] [2021-10-28 08:43:49,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:49,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:49,736 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 08:43:49,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:49,737 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866765681] [2021-10-28 08:43:49,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866765681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:49,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:49,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:43:49,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779014857] [2021-10-28 08:43:49,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:49,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:49,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:49,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:49,740 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 08:43:49,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:49,765 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2021-10-28 08:43:49,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:49,767 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 08:43:49,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:49,771 INFO L225 Difference]: With dead ends: 169 [2021-10-28 08:43:49,771 INFO L226 Difference]: Without dead ends: 109 [2021-10-28 08:43:49,774 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 08:43:49,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-28 08:43:49,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2021-10-28 08:43:49,793 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 08:43:49,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2021-10-28 08:43:49,797 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 36 [2021-10-28 08:43:49,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:49,798 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2021-10-28 08:43:49,798 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 08:43:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2021-10-28 08:43:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-28 08:43:49,806 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:49,807 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 08:43:49,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:43:49,808 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:49,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:49,810 INFO L85 PathProgramCache]: Analyzing trace with hash -382569238, now seen corresponding path program 1 times [2021-10-28 08:43:49,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:49,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041227383] [2021-10-28 08:43:49,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:49,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:49,970 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 08:43:49,970 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:49,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041227383] [2021-10-28 08:43:49,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041227383] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:43:49,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459759897] [2021-10-28 08:43:49,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:49,972 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:43:49,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:43:49,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:43:49,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 08:43:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:50,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 08:43:50,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:43:50,454 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 08:43:50,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459759897] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:43:50,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:43:50,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-10-28 08:43:50,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949808780] [2021-10-28 08:43:50,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:50,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:50,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:50,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:50,458 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 08:43:50,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:50,487 INFO L93 Difference]: Finished difference Result 258 states and 397 transitions. [2021-10-28 08:43:50,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:43:50,488 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 08:43:50,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:50,490 INFO L225 Difference]: With dead ends: 258 [2021-10-28 08:43:50,491 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 08:43:50,492 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 08:43:50,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 08:43:50,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 137. [2021-10-28 08:43:50,507 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 08:43:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 219 transitions. [2021-10-28 08:43:50,509 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 219 transitions. Word has length 41 [2021-10-28 08:43:50,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:50,510 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 219 transitions. [2021-10-28 08:43:50,510 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 08:43:50,510 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 219 transitions. [2021-10-28 08:43:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-28 08:43:50,512 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:50,512 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 08:43:50,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:43:50,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:43:50,734 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:50,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:50,735 INFO L85 PathProgramCache]: Analyzing trace with hash 2145452763, now seen corresponding path program 2 times [2021-10-28 08:43:50,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:50,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453890781] [2021-10-28 08:43:50,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:50,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:50,844 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 08:43:50,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:50,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453890781] [2021-10-28 08:43:50,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453890781] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:50,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:50,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:43:50,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343367240] [2021-10-28 08:43:50,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:50,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:50,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:50,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:50,848 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 08:43:50,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:50,898 INFO L93 Difference]: Finished difference Result 340 states and 552 transitions. [2021-10-28 08:43:50,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:43:50,899 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 08:43:50,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:50,901 INFO L225 Difference]: With dead ends: 340 [2021-10-28 08:43:50,902 INFO L226 Difference]: Without dead ends: 251 [2021-10-28 08:43:50,902 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 08:43:50,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-10-28 08:43:50,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 191. [2021-10-28 08:43:50,920 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 08:43:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 320 transitions. [2021-10-28 08:43:50,922 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 320 transitions. Word has length 46 [2021-10-28 08:43:50,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:50,922 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 320 transitions. [2021-10-28 08:43:50,923 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 08:43:50,923 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 320 transitions. [2021-10-28 08:43:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-28 08:43:50,924 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:50,925 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 08:43:50,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:43:50,925 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:50,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:50,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1295322390, now seen corresponding path program 1 times [2021-10-28 08:43:50,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:50,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586593233] [2021-10-28 08:43:50,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:50,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:50,986 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 08:43:50,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:50,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586593233] [2021-10-28 08:43:50,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586593233] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:50,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:50,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:43:50,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112014738] [2021-10-28 08:43:50,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:50,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:50,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:50,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:50,990 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 08:43:51,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:51,012 INFO L93 Difference]: Finished difference Result 341 states and 550 transitions. [2021-10-28 08:43:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:51,013 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 08:43:51,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:51,016 INFO L225 Difference]: With dead ends: 341 [2021-10-28 08:43:51,016 INFO L226 Difference]: Without dead ends: 227 [2021-10-28 08:43:51,017 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 08:43:51,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-28 08:43:51,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2021-10-28 08:43:51,031 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 08:43:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 271 transitions. [2021-10-28 08:43:51,033 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 271 transitions. Word has length 48 [2021-10-28 08:43:51,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:51,033 INFO L470 AbstractCegarLoop]: Abstraction has 167 states and 271 transitions. [2021-10-28 08:43:51,033 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 08:43:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2021-10-28 08:43:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-28 08:43:51,035 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:51,035 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 08:43:51,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:43:51,036 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:51,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:51,036 INFO L85 PathProgramCache]: Analyzing trace with hash 731085340, now seen corresponding path program 1 times [2021-10-28 08:43:51,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:51,037 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396795096] [2021-10-28 08:43:51,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:51,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:51,100 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 08:43:51,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:51,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396795096] [2021-10-28 08:43:51,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396795096] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:51,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:51,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:43:51,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811518431] [2021-10-28 08:43:51,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:51,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:51,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:51,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:51,104 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 08:43:51,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:51,136 INFO L93 Difference]: Finished difference Result 413 states and 681 transitions. [2021-10-28 08:43:51,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:51,137 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 08:43:51,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:51,141 INFO L225 Difference]: With dead ends: 413 [2021-10-28 08:43:51,141 INFO L226 Difference]: Without dead ends: 276 [2021-10-28 08:43:51,142 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 08:43:51,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-28 08:43:51,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 216. [2021-10-28 08:43:51,163 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 08:43:51,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 358 transitions. [2021-10-28 08:43:51,165 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 358 transitions. Word has length 48 [2021-10-28 08:43:51,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:51,166 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 358 transitions. [2021-10-28 08:43:51,166 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 08:43:51,167 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 358 transitions. [2021-10-28 08:43:51,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-28 08:43:51,168 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:51,168 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 08:43:51,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:43:51,169 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:51,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:51,169 INFO L85 PathProgramCache]: Analyzing trace with hash -850618424, now seen corresponding path program 1 times [2021-10-28 08:43:51,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:51,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120498329] [2021-10-28 08:43:51,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:51,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:51,317 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 08:43:51,317 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:51,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120498329] [2021-10-28 08:43:51,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120498329] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:51,318 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:51,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:43:51,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64904718] [2021-10-28 08:43:51,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:51,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:51,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:51,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:51,320 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 08:43:51,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:51,484 INFO L93 Difference]: Finished difference Result 492 states and 819 transitions. [2021-10-28 08:43:51,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:43:51,485 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 08:43:51,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:51,491 INFO L225 Difference]: With dead ends: 492 [2021-10-28 08:43:51,491 INFO L226 Difference]: Without dead ends: 325 [2021-10-28 08:43:51,492 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 08:43:51,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-10-28 08:43:51,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 216. [2021-10-28 08:43:51,519 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 08:43:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 355 transitions. [2021-10-28 08:43:51,521 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 355 transitions. Word has length 49 [2021-10-28 08:43:51,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:51,521 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 355 transitions. [2021-10-28 08:43:51,522 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 08:43:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 355 transitions. [2021-10-28 08:43:51,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-28 08:43:51,525 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:51,525 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 08:43:51,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:43:51,526 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:51,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:51,527 INFO L85 PathProgramCache]: Analyzing trace with hash 109709024, now seen corresponding path program 1 times [2021-10-28 08:43:51,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:51,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904374223] [2021-10-28 08:43:51,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:51,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:51,712 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 08:43:51,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:51,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904374223] [2021-10-28 08:43:51,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904374223] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:51,715 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:51,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-28 08:43:51,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445520847] [2021-10-28 08:43:51,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 08:43:51,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:51,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 08:43:51,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-10-28 08:43:51,724 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 08:43:52,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:52,564 INFO L93 Difference]: Finished difference Result 491 states and 720 transitions. [2021-10-28 08:43:52,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 08:43:52,565 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 08:43:52,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:52,572 INFO L225 Difference]: With dead ends: 491 [2021-10-28 08:43:52,572 INFO L226 Difference]: Without dead ends: 453 [2021-10-28 08:43:52,573 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2021-10-28 08:43:52,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-10-28 08:43:52,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 236. [2021-10-28 08:43:52,603 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 08:43:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 381 transitions. [2021-10-28 08:43:52,605 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 381 transitions. Word has length 49 [2021-10-28 08:43:52,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:52,606 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 381 transitions. [2021-10-28 08:43:52,606 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 08:43:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 381 transitions. [2021-10-28 08:43:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 08:43:52,607 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:52,608 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 08:43:52,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 08:43:52,609 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:52,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:52,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1943185755, now seen corresponding path program 1 times [2021-10-28 08:43:52,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:52,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280166176] [2021-10-28 08:43:52,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:52,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:52,721 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 08:43:52,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:52,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280166176] [2021-10-28 08:43:52,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280166176] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:52,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:52,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:43:52,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375792570] [2021-10-28 08:43:52,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:43:52,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:52,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:43:52,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:43:52,724 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 08:43:52,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:52,836 INFO L93 Difference]: Finished difference Result 310 states and 479 transitions. [2021-10-28 08:43:52,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:43:52,837 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 08:43:52,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:52,841 INFO L225 Difference]: With dead ends: 310 [2021-10-28 08:43:52,841 INFO L226 Difference]: Without dead ends: 246 [2021-10-28 08:43:52,842 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 08:43:52,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-10-28 08:43:52,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 232. [2021-10-28 08:43:52,874 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 08:43:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 374 transitions. [2021-10-28 08:43:52,876 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 374 transitions. Word has length 50 [2021-10-28 08:43:52,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:52,876 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 374 transitions. [2021-10-28 08:43:52,877 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 08:43:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2021-10-28 08:43:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 08:43:52,878 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:52,878 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 08:43:52,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:43:52,879 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:52,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:52,879 INFO L85 PathProgramCache]: Analyzing trace with hash 620522782, now seen corresponding path program 1 times [2021-10-28 08:43:52,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:52,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535101304] [2021-10-28 08:43:52,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:52,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:52,988 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 08:43:52,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:52,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535101304] [2021-10-28 08:43:52,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535101304] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:52,989 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:52,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:43:52,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977822160] [2021-10-28 08:43:52,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:52,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:52,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:52,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:52,992 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 08:43:53,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:53,126 INFO L93 Difference]: Finished difference Result 522 states and 822 transitions. [2021-10-28 08:43:53,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:43:53,131 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 08:43:53,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:53,135 INFO L225 Difference]: With dead ends: 522 [2021-10-28 08:43:53,135 INFO L226 Difference]: Without dead ends: 467 [2021-10-28 08:43:53,136 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 08:43:53,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-10-28 08:43:53,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 408. [2021-10-28 08:43:53,201 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 08:43:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 667 transitions. [2021-10-28 08:43:53,204 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 667 transitions. Word has length 50 [2021-10-28 08:43:53,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:53,206 INFO L470 AbstractCegarLoop]: Abstraction has 408 states and 667 transitions. [2021-10-28 08:43:53,206 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 08:43:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 667 transitions. [2021-10-28 08:43:53,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 08:43:53,207 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:53,208 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 08:43:53,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 08:43:53,208 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:53,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:53,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1172069612, now seen corresponding path program 1 times [2021-10-28 08:43:53,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:53,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889798213] [2021-10-28 08:43:53,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:53,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:53,310 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 08:43:53,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:53,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889798213] [2021-10-28 08:43:53,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889798213] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:53,311 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:53,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:43:53,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813527151] [2021-10-28 08:43:53,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:43:53,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:53,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:43:53,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:43:53,314 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 08:43:53,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:53,436 INFO L93 Difference]: Finished difference Result 453 states and 730 transitions. [2021-10-28 08:43:53,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:43:53,436 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 08:43:53,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:53,437 INFO L225 Difference]: With dead ends: 453 [2021-10-28 08:43:53,437 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:43:53,438 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 08:43:53,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:43:53,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:43:53,439 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 08:43:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:43:53,439 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-10-28 08:43:53,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:53,440 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:43:53,440 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 08:43:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:43:53,440 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:43:53,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:43:53,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:43:53,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 08:43:53,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:43:53,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:53,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:54,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:57,051 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 08:43:57,051 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-10-28 08:43:57,051 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 08:43:57,052 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 536) no Hoare annotation was computed. [2021-10-28 08:43:57,052 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 08:43:57,052 INFO L857 garLoopResultBuilder]: For program point L532-3(lines 532 536) no Hoare annotation was computed. [2021-10-28 08:43:57,052 INFO L857 garLoopResultBuilder]: For program point L2481(lines 2481 2485) no Hoare annotation was computed. [2021-10-28 08:43:57,052 INFO L857 garLoopResultBuilder]: For program point L2481-3(lines 2481 2485) no Hoare annotation was computed. [2021-10-28 08:43:57,053 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-10-28 08:43:57,053 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 08:43:57,053 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 08:43:57,053 INFO L857 garLoopResultBuilder]: For program point L334(lines 334 338) no Hoare annotation was computed. [2021-10-28 08:43:57,053 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 08:43:57,054 INFO L857 garLoopResultBuilder]: For program point L532-6(lines 532 536) no Hoare annotation was computed. [2021-10-28 08:43:57,054 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 08:43:57,054 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 305) no Hoare annotation was computed. [2021-10-28 08:43:57,054 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 08:43:57,054 INFO L857 garLoopResultBuilder]: For program point L2481-6(lines 2481 2485) no Hoare annotation was computed. [2021-10-28 08:43:57,055 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 08:43:57,055 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 574) no Hoare annotation was computed. [2021-10-28 08:43:57,055 INFO L857 garLoopResultBuilder]: For program point L566-2(lines 566 574) no Hoare annotation was computed. [2021-10-28 08:43:57,055 INFO L857 garLoopResultBuilder]: For program point L566-4(lines 566 574) no Hoare annotation was computed. [2021-10-28 08:43:57,055 INFO L857 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2021-10-28 08:43:57,055 INFO L857 garLoopResultBuilder]: For program point L1029-1(line 1029) no Hoare annotation was computed. [2021-10-28 08:43:57,056 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 08:43:57,056 INFO L860 garLoopResultBuilder]: At program point L1030-1(lines 1006 1023) the Hoare annotation is: true [2021-10-28 08:43:57,056 INFO L857 garLoopResultBuilder]: For program point L2451-1(lines 2451 2467) no Hoare annotation was computed. [2021-10-28 08:43:57,056 INFO L857 garLoopResultBuilder]: For program point L2451(lines 2451 2467) no Hoare annotation was computed. [2021-10-28 08:43:57,056 INFO L857 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2021-10-28 08:43:57,056 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 08:43:57,057 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 08:43:57,057 INFO L857 garLoopResultBuilder]: For program point L569-3(lines 569 573) no Hoare annotation was computed. [2021-10-28 08:43:57,057 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 08:43:57,057 INFO L857 garLoopResultBuilder]: For program point L569-6(lines 569 573) no Hoare annotation was computed. [2021-10-28 08:43:57,057 INFO L860 garLoopResultBuilder]: At program point L569-8(lines 562 577) the Hoare annotation is: true [2021-10-28 08:43:57,062 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 08:43:57,062 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 08:43:57,063 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 08:43:57,063 INFO L857 garLoopResultBuilder]: For program point L2455-1(lines 2455 2466) no Hoare annotation was computed. [2021-10-28 08:43:57,064 INFO L857 garLoopResultBuilder]: For program point L2455(lines 2455 2466) no Hoare annotation was computed. [2021-10-28 08:43:57,064 INFO L857 garLoopResultBuilder]: For program point L1993(lines 1993 2005) no Hoare annotation was computed. [2021-10-28 08:43:57,065 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 08:43:57,065 INFO L857 garLoopResultBuilder]: For program point L243(lines 242 385) no Hoare annotation was computed. [2021-10-28 08:43:57,065 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2021-10-28 08:43:57,065 INFO L857 garLoopResultBuilder]: For program point L1996(lines 1996 2004) no Hoare annotation was computed. [2021-10-28 08:43:57,066 INFO L857 garLoopResultBuilder]: For program point L510(lines 510 521) no Hoare annotation was computed. [2021-10-28 08:43:57,066 INFO L857 garLoopResultBuilder]: For program point L510-1(lines 510 521) no Hoare annotation was computed. [2021-10-28 08:43:57,066 INFO L857 garLoopResultBuilder]: For program point L2459-1(lines 2459 2465) no Hoare annotation was computed. [2021-10-28 08:43:57,066 INFO L857 garLoopResultBuilder]: For program point L2459(lines 2459 2465) no Hoare annotation was computed. [2021-10-28 08:43:57,066 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 349) no Hoare annotation was computed. [2021-10-28 08:43:57,067 INFO L857 garLoopResultBuilder]: For program point L312(lines 312 316) no Hoare annotation was computed. [2021-10-28 08:43:57,068 INFO L857 garLoopResultBuilder]: For program point L279(lines 279 283) no Hoare annotation was computed. [2021-10-28 08:43:57,068 INFO L857 garLoopResultBuilder]: For program point L907(lines 907 913) no Hoare annotation was computed. [2021-10-28 08:43:57,068 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 08:43:57,068 INFO L857 garLoopResultBuilder]: For program point L907-2(lines 907 913) no Hoare annotation was computed. [2021-10-28 08:43:57,069 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 188) no Hoare annotation was computed. [2021-10-28 08:43:57,069 INFO L860 garLoopResultBuilder]: At program point L181-1(lines 181 188) the Hoare annotation is: true [2021-10-28 08:43:57,069 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 08:43:57,070 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 08:43:57,070 INFO L857 garLoopResultBuilder]: For program point L1999(lines 1999 2003) no Hoare annotation was computed. [2021-10-28 08:43:57,070 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 08:43:57,071 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 558) no Hoare annotation was computed. [2021-10-28 08:43:57,071 INFO L857 garLoopResultBuilder]: For program point L514(lines 514 520) no Hoare annotation was computed. [2021-10-28 08:43:57,071 INFO L857 garLoopResultBuilder]: For program point L547-1(lines 547 558) no Hoare annotation was computed. [2021-10-28 08:43:57,071 INFO L857 garLoopResultBuilder]: For program point L514-1(lines 514 520) no Hoare annotation was computed. [2021-10-28 08:43:57,072 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 384) no Hoare annotation was computed. [2021-10-28 08:43:57,072 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 08:43:57,072 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 08:43:57,072 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:43:57,073 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 08:43:57,073 INFO L857 garLoopResultBuilder]: For program point L1969(lines 1969 1985) no Hoare annotation was computed. [2021-10-28 08:43:57,073 INFO L857 garLoopResultBuilder]: For program point L1969-1(lines 1969 1985) no Hoare annotation was computed. [2021-10-28 08:43:57,076 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 08:43:57,077 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 08:43:57,077 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 08:43:57,078 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 08:43:57,078 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-28 08:43:57,078 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-10-28 08:43:57,078 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 08:43:57,079 INFO L857 garLoopResultBuilder]: For program point L254(lines 254 258) no Hoare annotation was computed. [2021-10-28 08:43:57,079 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1020) no Hoare annotation was computed. [2021-10-28 08:43:57,081 INFO L857 garLoopResultBuilder]: For program point L1014-2(lines 1014 1020) no Hoare annotation was computed. [2021-10-28 08:43:57,081 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 08:43:57,081 INFO L860 garLoopResultBuilder]: At program point L519-1(lines 506 524) the Hoare annotation is: true [2021-10-28 08:43:57,082 INFO L860 garLoopResultBuilder]: At program point L189(lines 171 191) the Hoare annotation is: true [2021-10-28 08:43:57,082 INFO L857 garLoopResultBuilder]: For program point L1973(lines 1973 1984) no Hoare annotation was computed. [2021-10-28 08:43:57,082 INFO L857 garLoopResultBuilder]: For program point L1973-1(lines 1973 1984) no Hoare annotation was computed. [2021-10-28 08:43:57,082 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:43:57,083 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-10-28 08:43:57,083 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2021-10-28 08:43:57,083 INFO L857 garLoopResultBuilder]: For program point L290(lines 290 294) no Hoare annotation was computed. [2021-10-28 08:43:57,083 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 133) no Hoare annotation was computed. [2021-10-28 08:43:57,084 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 08:43:57,084 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 08:43:57,084 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 08:43:57,086 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 08:43:57,086 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:43:57,086 INFO L857 garLoopResultBuilder]: For program point L1977(lines 1977 1983) no Hoare annotation was computed. [2021-10-28 08:43:57,086 INFO L857 garLoopResultBuilder]: For program point L1977-1(lines 1977 1983) no Hoare annotation was computed. [2021-10-28 08:43:57,087 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 08:43:57,087 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 08:43:57,087 INFO L857 garLoopResultBuilder]: For program point L2475(lines 2475 2487) no Hoare annotation was computed. [2021-10-28 08:43:57,087 INFO L857 garLoopResultBuilder]: For program point L2475-2(lines 2475 2487) no Hoare annotation was computed. [2021-10-28 08:43:57,088 INFO L857 garLoopResultBuilder]: For program point L2475-4(lines 2475 2487) no Hoare annotation was computed. [2021-10-28 08:43:57,088 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 08:43:57,088 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 08:43:57,088 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 08:43:57,089 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:43:57,089 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-10-28 08:43:57,089 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 08:43:57,090 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 08:43:57,090 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 537) no Hoare annotation was computed. [2021-10-28 08:43:57,090 INFO L857 garLoopResultBuilder]: For program point L2478(lines 2478 2486) no Hoare annotation was computed. [2021-10-28 08:43:57,090 INFO L857 garLoopResultBuilder]: For program point L529-2(lines 529 537) no Hoare annotation was computed. [2021-10-28 08:43:57,091 INFO L857 garLoopResultBuilder]: For program point L2478-2(lines 2478 2486) no Hoare annotation was computed. [2021-10-28 08:43:57,091 INFO L857 garLoopResultBuilder]: For program point L529-4(lines 529 537) no Hoare annotation was computed. [2021-10-28 08:43:57,091 INFO L857 garLoopResultBuilder]: For program point L2478-4(lines 2478 2486) no Hoare annotation was computed. [2021-10-28 08:43:57,091 INFO L857 garLoopResultBuilder]: For program point L265(lines 265 272) no Hoare annotation was computed. [2021-10-28 08:43:57,098 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:57,100 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:43:57,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:43:57 BoogieIcfgContainer [2021-10-28 08:43:57,192 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:43:57,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:43:57,193 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:43:57,193 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:43:57,194 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:43:48" (3/4) ... [2021-10-28 08:43:57,198 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:43:57,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2021-10-28 08:43:57,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2021-10-28 08:43:57,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:43:57,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:43:57,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:43:57,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:43:57,290 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 08:43:57,292 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 08:43:57,292 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 08:43:57,294 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 08:43:57,295 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 08:43:57,296 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 08:43:57,296 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 08:43:57,297 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 08:43:57,297 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 08:43:57,297 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 08:43:57,297 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 08:43:57,298 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 08:43:57,298 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 08:43:57,302 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 08:43:57,303 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 08:43:57,307 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 08:43:57,308 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 08:43:57,308 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 08:43:57,309 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 08:43:57,309 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 08:43:57,309 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 08:43:57,310 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 08:43:57,310 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 08:43:57,313 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 08:43:57,314 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 08:43:57,314 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 08:43:57,314 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 08:43:57,315 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 08:43:57,315 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 08:43:57,315 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 08:43:57,315 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 08:43:57,315 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 08:43:57,316 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 08:43:57,316 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 08:43:57,316 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 08:43:57,317 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 08:43:57,317 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 08:43:57,317 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 08:43:57,318 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 08:43:57,318 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 08:43:57,433 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:43:57,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:43:57,436 INFO L168 Benchmark]: Toolchain (without parser) took 12598.83 ms. Allocated memory was 104.9 MB in the beginning and 176.2 MB in the end (delta: 71.3 MB). Free memory was 71.5 MB in the beginning and 80.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,436 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 104.9 MB. Free memory is still 59.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:43:57,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1271.02 ms. Allocated memory is still 104.9 MB. Free memory was 71.3 MB in the beginning and 58.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.85 ms. Allocated memory is still 104.9 MB. Free memory was 58.6 MB in the beginning and 53.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,438 INFO L168 Benchmark]: Boogie Preprocessor took 91.05 ms. Allocated memory is still 104.9 MB. Free memory was 53.9 MB in the beginning and 51.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,439 INFO L168 Benchmark]: RCFGBuilder took 1853.08 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 50.7 MB in the beginning and 56.1 MB in the end (delta: -5.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,439 INFO L168 Benchmark]: TraceAbstraction took 8969.99 ms. Allocated memory was 140.5 MB in the beginning and 176.2 MB in the end (delta: 35.7 MB). Free memory was 56.1 MB in the beginning and 94.1 MB in the end (delta: -38.0 MB). Peak memory consumption was 52.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,440 INFO L168 Benchmark]: Witness Printer took 241.20 ms. Allocated memory is still 176.2 MB. Free memory was 94.1 MB in the beginning and 80.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:57,443 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 104.9 MB. Free memory is still 59.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1271.02 ms. Allocated memory is still 104.9 MB. Free memory was 71.3 MB in the beginning and 58.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 159.85 ms. Allocated memory is still 104.9 MB. Free memory was 58.6 MB in the beginning and 53.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 91.05 ms. Allocated memory is still 104.9 MB. Free memory was 53.9 MB in the beginning and 51.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1853.08 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 50.7 MB in the beginning and 56.1 MB in the end (delta: -5.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8969.99 ms. Allocated memory was 140.5 MB in the beginning and 176.2 MB in the end (delta: 35.7 MB). Free memory was 56.1 MB in the beginning and 94.1 MB in the end (delta: -38.0 MB). Peak memory consumption was 52.6 MB. Max. memory is 16.1 GB. * Witness Printer took 241.20 ms. Allocated memory is still 176.2 MB. Free memory was 94.1 MB in the beginning and 80.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 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: 8.7s, OverallIterations: 13, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2702 SDtfs, 3590 SDslu, 3791 SDs, 0 SdLazy, 347 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.6s 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: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 734 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 248 NumberOfFragments, 1619 HoareAnnotationTreeSize, 46 FomulaSimplifications, 418353 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 5677 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s 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 08:43:57,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d54dd2a4-da2b-4f7e-a710-c174a4cc90ce/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...