./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 287a23d08eab86c6fb35463a3e779b64ab9bd712 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:57:08,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:57:08,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:57:08,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:57:08,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:57:08,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:57:08,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:57:08,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:57:08,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:57:08,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:57:08,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:57:08,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:57:08,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:57:08,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:57:08,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:57:08,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:57:08,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:57:08,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:57:08,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:57:08,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:57:08,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:57:08,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:57:08,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:57:08,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:57:08,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:57:08,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:57:08,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:57:08,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:57:08,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:57:08,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:57:08,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:57:08,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:57:08,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:57:08,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:57:08,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:57:08,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:57:08,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:57:08,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:57:08,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:57:08,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:57:08,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:57:08,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:57:08,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:57:08,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:57:08,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:57:08,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:57:08,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:57:08,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:57:08,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:57:08,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:57:08,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:57:08,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:57:08,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:57:08,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:57:08,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:57:08,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:57:08,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:57:08,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:57:08,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:57:08,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:57:08,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:57:08,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:57:08,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:57:08,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:08,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:57:08,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:57:08,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:57:08,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:57:08,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:57:08,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:57:08,424 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer 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(__VERIFIER_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 -> 287a23d08eab86c6fb35463a3e779b64ab9bd712 [2019-11-25 08:57:08,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:57:08,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:57:08,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:57:08,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:57:08,645 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:57:08,646 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2019-11-25 08:57:08,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/data/fc7c2fcbd/4daa29d1533a4e45a29d048a5584009f/FLAG12efb64a5 [2019-11-25 08:57:09,269 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:57:09,269 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2019-11-25 08:57:09,288 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/data/fc7c2fcbd/4daa29d1533a4e45a29d048a5584009f/FLAG12efb64a5 [2019-11-25 08:57:09,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/data/fc7c2fcbd/4daa29d1533a4e45a29d048a5584009f [2019-11-25 08:57:09,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:57:09,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:57:09,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:09,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:57:09,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:57:09,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:09" (1/1) ... [2019-11-25 08:57:09,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@386607b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:09, skipping insertion in model container [2019-11-25 08:57:09,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:09" (1/1) ... [2019-11-25 08:57:09,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:57:09,677 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:57:10,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:10,338 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:57:10,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:10,506 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:57:10,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10 WrapperNode [2019-11-25 08:57:10,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:10,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:10,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:57:10,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:57:10,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:10,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:57:10,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:57:10,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:57:10,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... [2019-11-25 08:57:10,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:57:10,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:57:10,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:57:10,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:57:10,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-25 08:57:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:57:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:57:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:57:10,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:57:12,133 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:57:12,133 INFO L284 CfgBuilder]: Removed 127 assume(true) statements. [2019-11-25 08:57:12,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:12 BoogieIcfgContainer [2019-11-25 08:57:12,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:57:12,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:57:12,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:57:12,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:57:12,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:57:09" (1/3) ... [2019-11-25 08:57:12,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ea5e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:12, skipping insertion in model container [2019-11-25 08:57:12,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:10" (2/3) ... [2019-11-25 08:57:12,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ea5e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:12, skipping insertion in model container [2019-11-25 08:57:12,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:12" (3/3) ... [2019-11-25 08:57:12,142 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product05.cil.c [2019-11-25 08:57:12,158 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:57:12,166 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-25 08:57:12,175 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-25 08:57:12,197 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:57:12,197 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:57:12,197 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:57:12,198 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:57:12,198 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:57:12,198 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:57:12,198 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:57:12,198 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:57:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-11-25 08:57:12,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-25 08:57:12,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:12,224 INFO L410 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] [2019-11-25 08:57:12,225 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:12,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:12,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1721357046, now seen corresponding path program 1 times [2019-11-25 08:57:12,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:12,237 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253126693] [2019-11-25 08:57:12,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:12,567 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253126693] [2019-11-25 08:57:12,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:12,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:57:12,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853111463] [2019-11-25 08:57:12,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:57:12,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:12,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:57:12,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:57:12,593 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2019-11-25 08:57:12,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:12,630 INFO L93 Difference]: Finished difference Result 221 states and 347 transitions. [2019-11-25 08:57:12,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:57:12,632 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2019-11-25 08:57:12,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:12,646 INFO L225 Difference]: With dead ends: 221 [2019-11-25 08:57:12,647 INFO L226 Difference]: Without dead ends: 118 [2019-11-25 08:57:12,651 INFO L630 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 [2019-11-25 08:57:12,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-25 08:57:12,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2019-11-25 08:57:12,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-11-25 08:57:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 187 transitions. [2019-11-25 08:57:12,705 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 187 transitions. Word has length 34 [2019-11-25 08:57:12,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:12,706 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 187 transitions. [2019-11-25 08:57:12,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:57:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 187 transitions. [2019-11-25 08:57:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-25 08:57:12,709 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:12,709 INFO L410 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] [2019-11-25 08:57:12,710 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:12,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:12,710 INFO L82 PathProgramCache]: Analyzing trace with hash -122239248, now seen corresponding path program 1 times [2019-11-25 08:57:12,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:12,711 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715256095] [2019-11-25 08:57:12,711 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:12,858 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715256095] [2019-11-25 08:57:12,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:12,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:12,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467428131] [2019-11-25 08:57:12,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:12,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:12,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:12,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:12,866 INFO L87 Difference]: Start difference. First operand 118 states and 187 transitions. Second operand 3 states. [2019-11-25 08:57:12,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:12,954 INFO L93 Difference]: Finished difference Result 327 states and 519 transitions. [2019-11-25 08:57:12,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:12,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-11-25 08:57:12,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:12,958 INFO L225 Difference]: With dead ends: 327 [2019-11-25 08:57:12,959 INFO L226 Difference]: Without dead ends: 220 [2019-11-25 08:57:12,960 INFO L630 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 [2019-11-25 08:57:12,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2019-11-25 08:57:12,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 117. [2019-11-25 08:57:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-11-25 08:57:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 183 transitions. [2019-11-25 08:57:12,978 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 183 transitions. Word has length 35 [2019-11-25 08:57:12,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:12,979 INFO L462 AbstractCegarLoop]: Abstraction has 117 states and 183 transitions. [2019-11-25 08:57:12,979 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:12,979 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 183 transitions. [2019-11-25 08:57:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-25 08:57:12,981 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:12,981 INFO L410 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] [2019-11-25 08:57:12,982 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:12,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:12,982 INFO L82 PathProgramCache]: Analyzing trace with hash 2107249571, now seen corresponding path program 1 times [2019-11-25 08:57:12,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:12,983 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914474844] [2019-11-25 08:57:12,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:13,123 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914474844] [2019-11-25 08:57:13,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:13,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:13,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433471793] [2019-11-25 08:57:13,124 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:13,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:13,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:13,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:13,126 INFO L87 Difference]: Start difference. First operand 117 states and 183 transitions. Second operand 3 states. [2019-11-25 08:57:13,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:13,169 INFO L93 Difference]: Finished difference Result 220 states and 346 transitions. [2019-11-25 08:57:13,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:13,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-11-25 08:57:13,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:13,172 INFO L225 Difference]: With dead ends: 220 [2019-11-25 08:57:13,172 INFO L226 Difference]: Without dead ends: 118 [2019-11-25 08:57:13,173 INFO L630 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 [2019-11-25 08:57:13,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-25 08:57:13,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 117. [2019-11-25 08:57:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-11-25 08:57:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 180 transitions. [2019-11-25 08:57:13,194 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 180 transitions. Word has length 36 [2019-11-25 08:57:13,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:13,203 INFO L462 AbstractCegarLoop]: Abstraction has 117 states and 180 transitions. [2019-11-25 08:57:13,203 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 180 transitions. [2019-11-25 08:57:13,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-25 08:57:13,206 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:13,206 INFO L410 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] [2019-11-25 08:57:13,206 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:13,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:13,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1032935230, now seen corresponding path program 1 times [2019-11-25 08:57:13,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:13,209 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198130859] [2019-11-25 08:57:13,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:13,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198130859] [2019-11-25 08:57:13,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:13,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:13,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108109768] [2019-11-25 08:57:13,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:13,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:13,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:13,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:13,301 INFO L87 Difference]: Start difference. First operand 117 states and 180 transitions. Second operand 3 states. [2019-11-25 08:57:13,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:13,320 INFO L93 Difference]: Finished difference Result 191 states and 289 transitions. [2019-11-25 08:57:13,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:13,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-11-25 08:57:13,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:13,323 INFO L225 Difference]: With dead ends: 191 [2019-11-25 08:57:13,324 INFO L226 Difference]: Without dead ends: 120 [2019-11-25 08:57:13,325 INFO L630 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 [2019-11-25 08:57:13,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-11-25 08:57:13,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 119. [2019-11-25 08:57:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-11-25 08:57:13,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 182 transitions. [2019-11-25 08:57:13,339 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 182 transitions. Word has length 38 [2019-11-25 08:57:13,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:13,340 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 182 transitions. [2019-11-25 08:57:13,340 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:13,340 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 182 transitions. [2019-11-25 08:57:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-25 08:57:13,342 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:13,342 INFO L410 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, 1, 1] [2019-11-25 08:57:13,343 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:13,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:13,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1719269101, now seen corresponding path program 1 times [2019-11-25 08:57:13,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:13,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804037087] [2019-11-25 08:57:13,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:13,543 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804037087] [2019-11-25 08:57:13,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:13,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-25 08:57:13,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255662573] [2019-11-25 08:57:13,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 08:57:13,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:13,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 08:57:13,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:57:13,546 INFO L87 Difference]: Start difference. First operand 119 states and 182 transitions. Second operand 10 states. [2019-11-25 08:57:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:14,812 INFO L93 Difference]: Finished difference Result 562 states and 790 transitions. [2019-11-25 08:57:14,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-11-25 08:57:14,813 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2019-11-25 08:57:14,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:14,816 INFO L225 Difference]: With dead ends: 562 [2019-11-25 08:57:14,816 INFO L226 Difference]: Without dead ends: 513 [2019-11-25 08:57:14,818 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2019-11-25 08:57:14,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2019-11-25 08:57:14,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 153. [2019-11-25 08:57:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-11-25 08:57:14,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 229 transitions. [2019-11-25 08:57:14,858 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 229 transitions. Word has length 43 [2019-11-25 08:57:14,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:14,859 INFO L462 AbstractCegarLoop]: Abstraction has 153 states and 229 transitions. [2019-11-25 08:57:14,859 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 08:57:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2019-11-25 08:57:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-25 08:57:14,861 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:14,862 INFO L410 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, 1, 1, 1] [2019-11-25 08:57:14,862 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:14,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:14,863 INFO L82 PathProgramCache]: Analyzing trace with hash 943468756, now seen corresponding path program 1 times [2019-11-25 08:57:14,863 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:14,863 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753110236] [2019-11-25 08:57:14,863 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:14,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:14,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753110236] [2019-11-25 08:57:14,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:14,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:57:14,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174242121] [2019-11-25 08:57:14,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:57:14,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:14,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:57:14,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:57:14,963 INFO L87 Difference]: Start difference. First operand 153 states and 229 transitions. Second operand 6 states. [2019-11-25 08:57:15,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:15,080 INFO L93 Difference]: Finished difference Result 285 states and 410 transitions. [2019-11-25 08:57:15,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-25 08:57:15,080 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2019-11-25 08:57:15,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:15,083 INFO L225 Difference]: With dead ends: 285 [2019-11-25 08:57:15,083 INFO L226 Difference]: Without dead ends: 196 [2019-11-25 08:57:15,085 INFO L630 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 [2019-11-25 08:57:15,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-11-25 08:57:15,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 149. [2019-11-25 08:57:15,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-11-25 08:57:15,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 222 transitions. [2019-11-25 08:57:15,119 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 222 transitions. Word has length 44 [2019-11-25 08:57:15,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:15,120 INFO L462 AbstractCegarLoop]: Abstraction has 149 states and 222 transitions. [2019-11-25 08:57:15,120 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:57:15,120 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2019-11-25 08:57:15,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-25 08:57:15,122 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:15,122 INFO L410 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, 1, 1, 1] [2019-11-25 08:57:15,123 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:15,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:15,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1174671319, now seen corresponding path program 1 times [2019-11-25 08:57:15,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:15,124 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924513570] [2019-11-25 08:57:15,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:15,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:15,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924513570] [2019-11-25 08:57:15,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:15,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:15,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707591142] [2019-11-25 08:57:15,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:57:15,246 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:15,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:57:15,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:15,246 INFO L87 Difference]: Start difference. First operand 149 states and 222 transitions. Second operand 5 states. [2019-11-25 08:57:15,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:15,386 INFO L93 Difference]: Finished difference Result 433 states and 638 transitions. [2019-11-25 08:57:15,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-25 08:57:15,387 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2019-11-25 08:57:15,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:15,389 INFO L225 Difference]: With dead ends: 433 [2019-11-25 08:57:15,389 INFO L226 Difference]: Without dead ends: 351 [2019-11-25 08:57:15,390 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:57:15,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2019-11-25 08:57:15,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 271. [2019-11-25 08:57:15,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-11-25 08:57:15,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 411 transitions. [2019-11-25 08:57:15,421 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 411 transitions. Word has length 44 [2019-11-25 08:57:15,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:15,422 INFO L462 AbstractCegarLoop]: Abstraction has 271 states and 411 transitions. [2019-11-25 08:57:15,423 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:57:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 411 transitions. [2019-11-25 08:57:15,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-25 08:57:15,431 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:15,431 INFO L410 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, 1, 1, 1, 1] [2019-11-25 08:57:15,432 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:15,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:15,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1596126344, now seen corresponding path program 1 times [2019-11-25 08:57:15,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:15,433 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471245471] [2019-11-25 08:57:15,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:15,580 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471245471] [2019-11-25 08:57:15,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:15,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-25 08:57:15,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563193994] [2019-11-25 08:57:15,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-25 08:57:15,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:15,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-25 08:57:15,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:57:15,582 INFO L87 Difference]: Start difference. First operand 271 states and 411 transitions. Second operand 9 states. [2019-11-25 08:57:16,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:16,329 INFO L93 Difference]: Finished difference Result 800 states and 1135 transitions. [2019-11-25 08:57:16,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-11-25 08:57:16,330 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 45 [2019-11-25 08:57:16,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:16,335 INFO L225 Difference]: With dead ends: 800 [2019-11-25 08:57:16,335 INFO L226 Difference]: Without dead ends: 642 [2019-11-25 08:57:16,336 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=189, Invalid=411, Unknown=0, NotChecked=0, Total=600 [2019-11-25 08:57:16,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2019-11-25 08:57:16,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 350. [2019-11-25 08:57:16,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2019-11-25 08:57:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 521 transitions. [2019-11-25 08:57:16,386 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 521 transitions. Word has length 45 [2019-11-25 08:57:16,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:16,386 INFO L462 AbstractCegarLoop]: Abstraction has 350 states and 521 transitions. [2019-11-25 08:57:16,386 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-25 08:57:16,386 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 521 transitions. [2019-11-25 08:57:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-25 08:57:16,387 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:16,388 INFO L410 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, 1, 1, 1, 1, 1] [2019-11-25 08:57:16,388 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:16,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:16,388 INFO L82 PathProgramCache]: Analyzing trace with hash -792285918, now seen corresponding path program 1 times [2019-11-25 08:57:16,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:16,389 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687060851] [2019-11-25 08:57:16,389 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:16,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:16,451 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687060851] [2019-11-25 08:57:16,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:16,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:16,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448947130] [2019-11-25 08:57:16,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:16,452 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:16,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:16,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:16,453 INFO L87 Difference]: Start difference. First operand 350 states and 521 transitions. Second operand 4 states. [2019-11-25 08:57:16,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:16,512 INFO L93 Difference]: Finished difference Result 441 states and 637 transitions. [2019-11-25 08:57:16,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:16,513 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2019-11-25 08:57:16,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:16,516 INFO L225 Difference]: With dead ends: 441 [2019-11-25 08:57:16,516 INFO L226 Difference]: Without dead ends: 257 [2019-11-25 08:57:16,517 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:16,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2019-11-25 08:57:16,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 222. [2019-11-25 08:57:16,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-11-25 08:57:16,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 330 transitions. [2019-11-25 08:57:16,543 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 330 transitions. Word has length 46 [2019-11-25 08:57:16,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:16,543 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 330 transitions. [2019-11-25 08:57:16,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 330 transitions. [2019-11-25 08:57:16,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-25 08:57:16,546 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:16,546 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:16,546 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:16,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:16,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1597021696, now seen corresponding path program 1 times [2019-11-25 08:57:16,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:16,547 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202285677] [2019-11-25 08:57:16,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:16,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:16,597 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202285677] [2019-11-25 08:57:16,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:16,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:16,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785038601] [2019-11-25 08:57:16,598 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:16,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:16,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:16,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:16,599 INFO L87 Difference]: Start difference. First operand 222 states and 330 transitions. Second operand 3 states. [2019-11-25 08:57:16,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:16,649 INFO L93 Difference]: Finished difference Result 626 states and 942 transitions. [2019-11-25 08:57:16,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:16,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-11-25 08:57:16,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:16,657 INFO L225 Difference]: With dead ends: 626 [2019-11-25 08:57:16,657 INFO L226 Difference]: Without dead ends: 423 [2019-11-25 08:57:16,658 INFO L630 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 [2019-11-25 08:57:16,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-11-25 08:57:16,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 278. [2019-11-25 08:57:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-11-25 08:57:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 434 transitions. [2019-11-25 08:57:16,704 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 434 transitions. Word has length 52 [2019-11-25 08:57:16,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:16,704 INFO L462 AbstractCegarLoop]: Abstraction has 278 states and 434 transitions. [2019-11-25 08:57:16,704 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 434 transitions. [2019-11-25 08:57:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-25 08:57:16,706 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:16,707 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:16,707 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:16,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:16,707 INFO L82 PathProgramCache]: Analyzing trace with hash -186933284, now seen corresponding path program 1 times [2019-11-25 08:57:16,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:16,708 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007010442] [2019-11-25 08:57:16,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:16,761 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007010442] [2019-11-25 08:57:16,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:16,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:16,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665820128] [2019-11-25 08:57:16,762 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:16,763 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:16,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:16,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:16,765 INFO L87 Difference]: Start difference. First operand 278 states and 434 transitions. Second operand 3 states. [2019-11-25 08:57:16,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:16,830 INFO L93 Difference]: Finished difference Result 792 states and 1250 transitions. [2019-11-25 08:57:16,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:16,831 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-11-25 08:57:16,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:16,836 INFO L225 Difference]: With dead ends: 792 [2019-11-25 08:57:16,836 INFO L226 Difference]: Without dead ends: 533 [2019-11-25 08:57:16,838 INFO L630 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 [2019-11-25 08:57:16,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2019-11-25 08:57:16,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 388. [2019-11-25 08:57:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2019-11-25 08:57:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 636 transitions. [2019-11-25 08:57:16,881 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 636 transitions. Word has length 53 [2019-11-25 08:57:16,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:16,883 INFO L462 AbstractCegarLoop]: Abstraction has 388 states and 636 transitions. [2019-11-25 08:57:16,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 636 transitions. [2019-11-25 08:57:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-25 08:57:16,885 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:16,885 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:16,885 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:16,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:16,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1955314594, now seen corresponding path program 1 times [2019-11-25 08:57:16,886 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:16,887 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028621240] [2019-11-25 08:57:16,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:16,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:16,942 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028621240] [2019-11-25 08:57:16,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:16,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:16,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203471623] [2019-11-25 08:57:16,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:16,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:16,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:16,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:16,944 INFO L87 Difference]: Start difference. First operand 388 states and 636 transitions. Second operand 3 states. [2019-11-25 08:57:17,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:17,045 INFO L93 Difference]: Finished difference Result 1118 states and 1848 transitions. [2019-11-25 08:57:17,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:17,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2019-11-25 08:57:17,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:17,051 INFO L225 Difference]: With dead ends: 1118 [2019-11-25 08:57:17,052 INFO L226 Difference]: Without dead ends: 749 [2019-11-25 08:57:17,053 INFO L630 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 [2019-11-25 08:57:17,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2019-11-25 08:57:17,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 604. [2019-11-25 08:57:17,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2019-11-25 08:57:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1028 transitions. [2019-11-25 08:57:17,104 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1028 transitions. Word has length 54 [2019-11-25 08:57:17,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:17,104 INFO L462 AbstractCegarLoop]: Abstraction has 604 states and 1028 transitions. [2019-11-25 08:57:17,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1028 transitions. [2019-11-25 08:57:17,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-25 08:57:17,110 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:17,110 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:17,111 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:17,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:17,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1992051330, now seen corresponding path program 1 times [2019-11-25 08:57:17,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:17,112 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70320338] [2019-11-25 08:57:17,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:17,162 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70320338] [2019-11-25 08:57:17,162 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:17,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:17,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072537183] [2019-11-25 08:57:17,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:17,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:17,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:17,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:17,165 INFO L87 Difference]: Start difference. First operand 604 states and 1028 transitions. Second operand 3 states. [2019-11-25 08:57:17,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:17,258 INFO L93 Difference]: Finished difference Result 1758 states and 3008 transitions. [2019-11-25 08:57:17,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:17,258 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2019-11-25 08:57:17,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:17,266 INFO L225 Difference]: With dead ends: 1758 [2019-11-25 08:57:17,267 INFO L226 Difference]: Without dead ends: 1173 [2019-11-25 08:57:17,268 INFO L630 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 [2019-11-25 08:57:17,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2019-11-25 08:57:17,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 1028. [2019-11-25 08:57:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1028 states. [2019-11-25 08:57:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1788 transitions. [2019-11-25 08:57:17,339 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1788 transitions. Word has length 55 [2019-11-25 08:57:17,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:17,339 INFO L462 AbstractCegarLoop]: Abstraction has 1028 states and 1788 transitions. [2019-11-25 08:57:17,339 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1788 transitions. [2019-11-25 08:57:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-25 08:57:17,343 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:17,343 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:17,343 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:17,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1363693892, now seen corresponding path program 1 times [2019-11-25 08:57:17,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:17,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059347391] [2019-11-25 08:57:17,345 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:17,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:17,394 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059347391] [2019-11-25 08:57:17,394 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:17,394 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:17,395 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824617578] [2019-11-25 08:57:17,395 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:17,395 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:17,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:17,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:17,396 INFO L87 Difference]: Start difference. First operand 1028 states and 1788 transitions. Second operand 3 states. [2019-11-25 08:57:17,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:17,530 INFO L93 Difference]: Finished difference Result 3014 states and 5256 transitions. [2019-11-25 08:57:17,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:17,530 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-11-25 08:57:17,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:17,544 INFO L225 Difference]: With dead ends: 3014 [2019-11-25 08:57:17,544 INFO L226 Difference]: Without dead ends: 2005 [2019-11-25 08:57:17,547 INFO L630 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 [2019-11-25 08:57:17,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2005 states. [2019-11-25 08:57:17,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2005 to 1860. [2019-11-25 08:57:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1860 states. [2019-11-25 08:57:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1860 states and 3260 transitions. [2019-11-25 08:57:17,664 INFO L78 Accepts]: Start accepts. Automaton has 1860 states and 3260 transitions. Word has length 56 [2019-11-25 08:57:17,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:17,665 INFO L462 AbstractCegarLoop]: Abstraction has 1860 states and 3260 transitions. [2019-11-25 08:57:17,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3260 transitions. [2019-11-25 08:57:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-25 08:57:17,669 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:17,669 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:17,669 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:17,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:17,670 INFO L82 PathProgramCache]: Analyzing trace with hash 161239840, now seen corresponding path program 1 times [2019-11-25 08:57:17,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:17,670 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630678197] [2019-11-25 08:57:17,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:57:17,725 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630678197] [2019-11-25 08:57:17,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:17,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:17,726 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909583480] [2019-11-25 08:57:17,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:17,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:17,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:17,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:17,727 INFO L87 Difference]: Start difference. First operand 1860 states and 3260 transitions. Second operand 4 states. [2019-11-25 08:57:17,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:17,842 INFO L93 Difference]: Finished difference Result 1891 states and 3302 transitions. [2019-11-25 08:57:17,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:17,843 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2019-11-25 08:57:17,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:17,843 INFO L225 Difference]: With dead ends: 1891 [2019-11-25 08:57:17,843 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:57:17,849 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:17,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:57:17,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:57:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:57:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:57:17,851 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2019-11-25 08:57:17,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:17,851 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:57:17,851 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:57:17,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:57:17,856 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:57:18,517 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 114 [2019-11-25 08:57:18,804 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 73 [2019-11-25 08:57:18,993 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 114 [2019-11-25 08:57:19,357 WARN L192 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 154 [2019-11-25 08:57:19,944 WARN L192 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 152 [2019-11-25 08:57:20,420 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 114 [2019-11-25 08:57:20,573 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 114 [2019-11-25 08:57:20,695 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 114 [2019-11-25 08:57:20,910 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 114 [2019-11-25 08:57:21,329 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2019-11-25 08:57:21,567 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 20 [2019-11-25 08:57:21,814 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2019-11-25 08:57:21,918 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 22 [2019-11-25 08:57:22,145 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2019-11-25 08:57:22,720 WARN L192 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 32 [2019-11-25 08:57:22,984 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 30 [2019-11-25 08:57:23,126 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 26 [2019-11-25 08:57:23,354 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 24 [2019-11-25 08:57:23,769 WARN L192 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 34 [2019-11-25 08:57:24,522 WARN L192 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2019-11-25 08:57:24,760 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2019-11-25 08:57:24,999 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2019-11-25 08:57:25,642 WARN L192 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 16 [2019-11-25 08:57:25,897 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2019-11-25 08:57:26,092 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2019-11-25 08:57:26,225 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 19 [2019-11-25 08:57:26,482 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2019-11-25 08:57:26,808 WARN L192 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 34 [2019-11-25 08:57:27,193 WARN L192 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 34 [2019-11-25 08:57:27,609 WARN L192 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 32 [2019-11-25 08:57:27,837 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 16 [2019-11-25 08:57:28,293 WARN L192 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 34 [2019-11-25 08:57:28,578 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-11-25 08:57:28,582 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 197) no Hoare annotation was computed. [2019-11-25 08:57:28,582 INFO L444 ceAbstractionStarter]: For program point L366(lines 366 370) no Hoare annotation was computed. [2019-11-25 08:57:28,582 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 337) no Hoare annotation was computed. [2019-11-25 08:57:28,582 INFO L440 ceAbstractionStarter]: At program point L366-1(lines 241 384) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,582 INFO L444 ceAbstractionStarter]: For program point L533(lines 533 537) no Hoare annotation was computed. [2019-11-25 08:57:28,582 INFO L440 ceAbstractionStarter]: At program point L533-2(lines 526 541) the Hoare annotation is: (and (= ~__ste_email_to0~0 2) (= ULTIMATE.start_setClientId_~handle 3) (= 1 ULTIMATE.start_setEmailTo_~handle) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,583 INFO L444 ceAbstractionStarter]: For program point L533-3(lines 533 537) no Hoare annotation was computed. [2019-11-25 08:57:28,583 INFO L440 ceAbstractionStarter]: At program point L533-5(lines 526 541) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= 1 ULTIMATE.start_getEmailTo_~handle)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (= 2 ULTIMATE.start_createEmail_~to)) (.cse5 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse6 (= ~rjh~0 2))) (or (and .cse0 (= ~__ste_email_to0~0 2) .cse1 .cse2 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= 2 ULTIMATE.start_incoming_~client) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse1 .cse3 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse4 .cse5 .cse6))) [2019-11-25 08:57:28,583 INFO L444 ceAbstractionStarter]: For program point L533-6(lines 533 537) no Hoare annotation was computed. [2019-11-25 08:57:28,583 INFO L440 ceAbstractionStarter]: At program point L533-8(lines 526 541) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_createEmail_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,584 INFO L440 ceAbstractionStarter]: At program point L303(lines 293 379) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,585 INFO L440 ceAbstractionStarter]: At program point L270(lines 260 382) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L171(lines 171 178) no Hoare annotation was computed. [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L2186(lines 2186 2197) no Hoare annotation was computed. [2019-11-25 08:57:28,585 INFO L447 ceAbstractionStarter]: At program point L171-1(lines 171 178) the Hoare annotation is: true [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L2186-1(lines 2186 2197) no Hoare annotation was computed. [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L2253(lines 2253 2265) no Hoare annotation was computed. [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L2253-2(lines 2253 2265) no Hoare annotation was computed. [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L2253-4(lines 2253 2265) no Hoare annotation was computed. [2019-11-25 08:57:28,585 INFO L444 ceAbstractionStarter]: For program point L437(lines 437 448) no Hoare annotation was computed. [2019-11-25 08:57:28,586 INFO L444 ceAbstractionStarter]: For program point L437-1(lines 437 448) no Hoare annotation was computed. [2019-11-25 08:57:28,586 INFO L440 ceAbstractionStarter]: At program point L339(lines 329 376) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,586 INFO L444 ceAbstractionStarter]: For program point L2256(lines 2256 2264) no Hoare annotation was computed. [2019-11-25 08:57:28,586 INFO L444 ceAbstractionStarter]: For program point L2256-2(lines 2256 2264) no Hoare annotation was computed. [2019-11-25 08:57:28,586 INFO L444 ceAbstractionStarter]: For program point L2190(lines 2190 2196) no Hoare annotation was computed. [2019-11-25 08:57:28,586 INFO L444 ceAbstractionStarter]: For program point L2256-4(lines 2256 2264) no Hoare annotation was computed. [2019-11-25 08:57:28,587 INFO L444 ceAbstractionStarter]: For program point L2190-1(lines 2190 2196) no Hoare annotation was computed. [2019-11-25 08:57:28,587 INFO L444 ceAbstractionStarter]: For program point L308(lines 308 315) no Hoare annotation was computed. [2019-11-25 08:57:28,587 INFO L440 ceAbstractionStarter]: At program point L2389(lines 2384 2392) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse1 (= ULTIMATE.start_setClientId_~handle 3)) (.cse2 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse3 (= 2 ULTIMATE.start_createEmail_~to)) (.cse4 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse5 (= ~rjh~0 2))) (or (and (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6) .cse0 .cse1 (= |ULTIMATE.start_isReadable_#res| 1) .cse2 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse3 .cse4 .cse5) (and .cse0 (= ~__ste_email_to0~0 2) .cse1 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 ULTIMATE.start_incoming_~client) .cse2 .cse3 .cse4 .cse5))) [2019-11-25 08:57:28,587 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 279) no Hoare annotation was computed. [2019-11-25 08:57:28,587 INFO L444 ceAbstractionStarter]: For program point L242(lines 241 384) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L474(lines 474 485) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L441(lines 441 447) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 474 485) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 441 447) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L2259(lines 2259 2263) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L2259-3(lines 2259 2263) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L440 ceAbstractionStarter]: At program point L2259-2(lines 1 2539) the Hoare annotation is: (and (not (= ~rjh~0 1)) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1))) [2019-11-25 08:57:28,588 INFO L440 ceAbstractionStarter]: At program point L2259-5(lines 1 2539) the Hoare annotation is: (and (= ~__ste_client_forwardReceiver1~0 0) (= ~rjh~0 ULTIMATE.start_setClientId_~handle) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,588 INFO L444 ceAbstractionStarter]: For program point L2259-6(lines 2259 2263) no Hoare annotation was computed. [2019-11-25 08:57:28,588 INFO L440 ceAbstractionStarter]: At program point L2259-8(lines 1 2539) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L344(lines 344 348) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L447 ceAbstractionStarter]: At program point L179(lines 161 181) the Hoare annotation is: true [2019-11-25 08:57:28,589 INFO L440 ceAbstractionStarter]: At program point L2195-1(lines 2178 2201) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse2 (= 1 ULTIMATE.start_createEmail_~msg~0))) (or (and .cse0 (not (= ~rjh~0 1)) (= |ULTIMATE.start_getClientForwardReceiver_#res| 0) .cse1 (not (= 1 ULTIMATE.start_createEmail_~to)) .cse2) (and .cse0 .cse1 (= 2 ULTIMATE.start_createEmail_~to) .cse2 (= ~rjh~0 2)))) [2019-11-25 08:57:28,589 INFO L440 ceAbstractionStarter]: At program point L2195(lines 2178 2201) the Hoare annotation is: (and (= 1 ULTIMATE.start_getEmailTo_~handle) (= ULTIMATE.start_setClientId_~handle 3) (= 2 ULTIMATE.start_incoming_~client) (= 1 ULTIMATE.start_setEmailTo_~handle) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_outgoing_~msg) (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= |ULTIMATE.start_createEmail_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L511(lines 511 522) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L511-1(lines 511 522) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L511-2(lines 511 522) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L478-1(lines 478 484) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L511-3(lines 511 522) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L2229-1(lines 2229 2245) no Hoare annotation was computed. [2019-11-25 08:57:28,589 INFO L444 ceAbstractionStarter]: For program point L2229(lines 2229 2245) no Hoare annotation was computed. [2019-11-25 08:57:28,590 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 123) no Hoare annotation was computed. [2019-11-25 08:57:28,590 INFO L440 ceAbstractionStarter]: At program point L446(lines 433 451) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6)) (.cse3 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= 1 ULTIMATE.start_getEmailTo_~handle)) (.cse4 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse5 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse6 (= 2 ULTIMATE.start_createEmail_~to)) (.cse7 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse8 (= ~rjh~0 2))) (or (and .cse0 .cse1 .cse2 (= 2 ULTIMATE.start_incoming_~client) .cse3 (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse3 .cse2 .cse1 .cse4 .cse5 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse6 .cse7 .cse8))) [2019-11-25 08:57:28,590 INFO L447 ceAbstractionStarter]: At program point L446-1(lines 433 451) the Hoare annotation is: true [2019-11-25 08:57:28,590 INFO L440 ceAbstractionStarter]: At program point L281(lines 271 381) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,590 INFO L440 ceAbstractionStarter]: At program point L2528(lines 1 2539) the Hoare annotation is: (and (not (= ~rjh~0 1)) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1))) [2019-11-25 08:57:28,590 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 383) no Hoare annotation was computed. [2019-11-25 08:57:28,590 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 521) no Hoare annotation was computed. [2019-11-25 08:57:28,590 INFO L444 ceAbstractionStarter]: For program point L515-1(lines 515 521) no Hoare annotation was computed. [2019-11-25 08:57:28,590 INFO L444 ceAbstractionStarter]: For program point L515-2(lines 515 521) no Hoare annotation was computed. [2019-11-25 08:57:28,590 INFO L444 ceAbstractionStarter]: For program point L515-3(lines 515 521) no Hoare annotation was computed. [2019-11-25 08:57:28,591 INFO L440 ceAbstractionStarter]: At program point L2398(lines 2393 2401) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse1 (= ULTIMATE.start_setClientId_~handle 3)) (.cse2 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse3 (= 2 ULTIMATE.start_createEmail_~to)) (.cse4 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse5 (= ~rjh~0 2))) (or (and (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6) .cse0 .cse1 (= |ULTIMATE.start_isReadable_#res| 1) .cse2 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse3 .cse4 .cse5) (and .cse0 (= ~__ste_email_to0~0 2) .cse1 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 ULTIMATE.start_incoming_~client) .cse2 .cse3 .cse4 .cse5))) [2019-11-25 08:57:28,591 INFO L440 ceAbstractionStarter]: At program point L350(lines 340 375) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,591 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:57:28,591 INFO L440 ceAbstractionStarter]: At program point L317(lines 304 378) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,591 INFO L444 ceAbstractionStarter]: For program point L2233-1(lines 2233 2244) no Hoare annotation was computed. [2019-11-25 08:57:28,591 INFO L444 ceAbstractionStarter]: For program point L2233(lines 2233 2244) no Hoare annotation was computed. [2019-11-25 08:57:28,591 INFO L440 ceAbstractionStarter]: At program point L483(lines 470 488) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6)) (.cse3 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= 1 ULTIMATE.start_getEmailTo_~handle)) (.cse4 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse5 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse6 (= 2 ULTIMATE.start_createEmail_~to)) (.cse7 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse8 (= ~rjh~0 2))) (or (and .cse0 .cse1 .cse2 (= 2 ULTIMATE.start_incoming_~client) .cse3 (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse3 .cse2 .cse1 .cse4 .cse5 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse6 .cse7 .cse8))) [2019-11-25 08:57:28,591 INFO L447 ceAbstractionStarter]: At program point L483-1(lines 470 488) the Hoare annotation is: true [2019-11-25 08:57:28,591 INFO L440 ceAbstractionStarter]: At program point L385(lines 240 386) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,591 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-11-25 08:57:28,591 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 257) no Hoare annotation was computed. [2019-11-25 08:57:28,592 INFO L440 ceAbstractionStarter]: At program point L2335-1(lines 1 2539) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse1 (= ULTIMATE.start_setClientId_~handle 3)) (.cse2 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse3 (= 2 ULTIMATE.start_createEmail_~to)) (.cse4 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse5 (= ~rjh~0 2))) (or (and (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6) .cse0 .cse1 (= |ULTIMATE.start_isReadable_#res| 1) .cse2 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse3 .cse4 .cse5) (and .cse0 (= ~__ste_email_to0~0 2) .cse1 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 ULTIMATE.start_incoming_~client) .cse2 .cse3 .cse4 .cse5))) [2019-11-25 08:57:28,592 INFO L444 ceAbstractionStarter]: For program point L2335(lines 2335 2342) no Hoare annotation was computed. [2019-11-25 08:57:28,592 INFO L444 ceAbstractionStarter]: For program point L2335-2(lines 2335 2342) no Hoare annotation was computed. [2019-11-25 08:57:28,592 INFO L440 ceAbstractionStarter]: At program point L2501(lines 2490 2504) the Hoare annotation is: (and (= ~__ste_email_to0~0 2) (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_createEmail_#res| 1) (= 1 ULTIMATE.start_setEmailTo_~handle) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,592 INFO L444 ceAbstractionStarter]: For program point L2237-1(lines 2237 2243) no Hoare annotation was computed. [2019-11-25 08:57:28,592 INFO L444 ceAbstractionStarter]: For program point L2237(lines 2237 2243) no Hoare annotation was computed. [2019-11-25 08:57:28,592 INFO L440 ceAbstractionStarter]: At program point L520(lines 507 525) the Hoare annotation is: (and (= 1 ULTIMATE.start_outgoing_~msg) (= ~__ste_email_to0~0 2) (= 1 ULTIMATE.start_getEmailTo_~handle) (= ULTIMATE.start_setClientId_~handle 3) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= |ULTIMATE.start_createEmail_#res| 1) (= 1 ULTIMATE.start_setEmailTo_~handle) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,593 INFO L440 ceAbstractionStarter]: At program point L520-1(lines 507 525) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6)) (.cse1 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse3 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse4 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse5 (= 2 ULTIMATE.start_createEmail_~to)) (.cse6 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse7 (= ~rjh~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~__ste_email_to0~0 2) .cse2 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) .cse3 (= 2 ULTIMATE.start_incoming_~client) .cse4 .cse5 .cse6 .cse7))) [2019-11-25 08:57:28,593 INFO L440 ceAbstractionStarter]: At program point L520-2(lines 507 525) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_createEmail_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,593 INFO L447 ceAbstractionStarter]: At program point L520-3(lines 507 525) the Hoare annotation is: true [2019-11-25 08:57:28,593 INFO L447 ceAbstractionStarter]: At program point L2469-1(lines 2444 2471) the Hoare annotation is: true [2019-11-25 08:57:28,594 INFO L440 ceAbstractionStarter]: At program point L2469(lines 2444 2471) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6)) (.cse1 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse3 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse4 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse5 (= 2 ULTIMATE.start_createEmail_~to)) (.cse6 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse7 (= ~rjh~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~__ste_email_to0~0 2) .cse2 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) .cse3 (= 2 ULTIMATE.start_incoming_~client) .cse4 .cse5 .cse6 .cse7))) [2019-11-25 08:57:28,594 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 359) no Hoare annotation was computed. [2019-11-25 08:57:28,594 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2019-11-25 08:57:28,594 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:57:28,594 INFO L444 ceAbstractionStarter]: For program point L1181(lines 1181 1187) no Hoare annotation was computed. [2019-11-25 08:57:28,594 INFO L444 ceAbstractionStarter]: For program point L1181-2(lines 1181 1187) no Hoare annotation was computed. [2019-11-25 08:57:28,594 INFO L440 ceAbstractionStarter]: At program point L2536(lines 2531 2539) the Hoare annotation is: (and (not (= ~rjh~0 1)) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1))) [2019-11-25 08:57:28,594 INFO L444 ceAbstractionStarter]: For program point L2206(lines 2206 2218) no Hoare annotation was computed. [2019-11-25 08:57:28,594 INFO L440 ceAbstractionStarter]: At program point L158(lines 138 160) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,595 INFO L440 ceAbstractionStarter]: At program point L292(lines 282 380) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,595 INFO L440 ceAbstractionStarter]: At program point L259(lines 249 383) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,595 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:57:28,595 INFO L440 ceAbstractionStarter]: At program point L2407(lines 2402 2410) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse1 (= ULTIMATE.start_setClientId_~handle 3)) (.cse2 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse3 (= 2 ULTIMATE.start_createEmail_~to)) (.cse4 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse5 (= ~rjh~0 2))) (or (and (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6) .cse0 .cse1 (= |ULTIMATE.start_isReadable_#res| 1) .cse2 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse3 .cse4 .cse5) (and .cse0 (= ~__ste_email_to0~0 2) .cse1 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 ULTIMATE.start_incoming_~client) .cse2 .cse3 .cse4 .cse5))) [2019-11-25 08:57:28,595 INFO L440 ceAbstractionStarter]: At program point L2242(lines 2225 2248) the Hoare annotation is: (and (= 1 ULTIMATE.start_outgoing_~msg) (= ~__ste_email_to0~0 2) (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_createEmail_#res| 1) (= 1 ULTIMATE.start_setEmailTo_~handle) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,595 INFO L444 ceAbstractionStarter]: For program point L2209(lines 2209 2217) no Hoare annotation was computed. [2019-11-25 08:57:28,595 INFO L440 ceAbstractionStarter]: At program point L2242-1(lines 2225 2248) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse2 (= 2 ULTIMATE.start_createEmail_~to)) (.cse3 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse4 (= ~rjh~0 2))) (or (and (= ~__ste_email_to0~0 2) .cse0 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) .cse1 (= 2 ULTIMATE.start_incoming_~client) .cse2 .cse3 .cse4) (and (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6) .cse0 (= |ULTIMATE.start_isReadable_#res| 1) .cse1 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse2 .cse3 .cse4))) [2019-11-25 08:57:28,595 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 501) no Hoare annotation was computed. [2019-11-25 08:57:28,596 INFO L444 ceAbstractionStarter]: For program point L493-2(lines 493 501) no Hoare annotation was computed. [2019-11-25 08:57:28,596 INFO L440 ceAbstractionStarter]: At program point L361(lines 351 374) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,596 INFO L444 ceAbstractionStarter]: For program point L493-4(lines 493 501) no Hoare annotation was computed. [2019-11-25 08:57:28,596 INFO L440 ceAbstractionStarter]: At program point L328(lines 318 377) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,596 INFO L444 ceAbstractionStarter]: For program point L2212(lines 2212 2216) no Hoare annotation was computed. [2019-11-25 08:57:28,596 INFO L444 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2019-11-25 08:57:28,596 INFO L444 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2019-11-25 08:57:28,596 INFO L440 ceAbstractionStarter]: At program point L2212-2(lines 1 2539) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2)) [2019-11-25 08:57:28,596 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:57:28,597 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 197) no Hoare annotation was computed. [2019-11-25 08:57:28,597 INFO L440 ceAbstractionStarter]: At program point L2477-1(lines 2472 2480) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6)) (.cse1 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse3 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse4 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse5 (= 2 ULTIMATE.start_createEmail_~to)) (.cse6 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse7 (= ~rjh~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~__ste_email_to0~0 2) .cse2 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) .cse3 (= 2 ULTIMATE.start_incoming_~client) .cse4 .cse5 .cse6 .cse7))) [2019-11-25 08:57:28,597 INFO L440 ceAbstractionStarter]: At program point L2477(lines 2472 2480) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= 1 ULTIMATE.start_getEmailTo_~handle)) (.cse3 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse4 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse5 (= 2 ULTIMATE.start_createEmail_~to)) (.cse6 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse7 (= ~rjh~0 2))) (or (and .cse0 (= ~__ste_email_to0~0 2) .cse1 .cse2 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) .cse3 (= 2 ULTIMATE.start_incoming_~client) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse2 .cse1 .cse3 .cse4 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse5 .cse6 .cse7))) [2019-11-25 08:57:28,597 INFO L447 ceAbstractionStarter]: At program point L2477-3(lines 2472 2480) the Hoare annotation is: true [2019-11-25 08:57:28,598 INFO L440 ceAbstractionStarter]: At program point L2477-2(lines 2472 2480) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_isReadable_#res| 1) (= |ULTIMATE.start_createEmail_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,598 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 301) no Hoare annotation was computed. [2019-11-25 08:57:28,598 INFO L440 ceAbstractionStarter]: At program point L2312(lines 1 2539) the Hoare annotation is: (and (= 1 ULTIMATE.start_outgoing_~msg) (= ~__ste_email_to0~0 2) (= 1 ULTIMATE.start_getEmailTo_~handle) (= ULTIMATE.start_setClientId_~handle 3) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= 2 ULTIMATE.start_incoming_~client) (= |ULTIMATE.start_createEmail_#res| 1) (= 1 ULTIMATE.start_setEmailTo_~handle) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,598 INFO L444 ceAbstractionStarter]: For program point L264(lines 264 268) no Hoare annotation was computed. [2019-11-25 08:57:28,598 INFO L440 ceAbstractionStarter]: At program point L198(lines 1173 1190) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6)) (.cse3 (= 1 ULTIMATE.start_outgoing_~msg)) (.cse2 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= 1 ULTIMATE.start_getEmailTo_~handle)) (.cse4 (= |ULTIMATE.start_isReadable_#res| 1)) (.cse5 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse6 (= 2 ULTIMATE.start_createEmail_~to)) (.cse7 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse8 (= ~rjh~0 2))) (or (and .cse0 .cse1 .cse2 (= 2 ULTIMATE.start_incoming_~client) .cse3 (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse3 .cse2 .cse1 .cse4 .cse5 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse6 .cse7 .cse8))) [2019-11-25 08:57:28,599 INFO L440 ceAbstractionStarter]: At program point L2312-1(lines 1 2539) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_createEmail_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,599 INFO L447 ceAbstractionStarter]: At program point L198-1(lines 1173 1190) the Hoare annotation is: true [2019-11-25 08:57:28,599 INFO L444 ceAbstractionStarter]: For program point L496(lines 496 500) no Hoare annotation was computed. [2019-11-25 08:57:28,599 INFO L440 ceAbstractionStarter]: At program point L496-2(lines 489 504) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (= 2 ULTIMATE.start_createEmail_~to) (not (= ~__ste_email_to0~0 1)) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,599 INFO L444 ceAbstractionStarter]: For program point L496-3(lines 496 500) no Hoare annotation was computed. [2019-11-25 08:57:28,600 INFO L440 ceAbstractionStarter]: At program point L496-5(lines 489 504) the Hoare annotation is: (and (= 1 ULTIMATE.start_outgoing_~msg) (= ~__ste_email_to0~0 2) (= ULTIMATE.start_setClientId_~handle 3) (= |ULTIMATE.start_createEmail_#res| 1) (= 1 ULTIMATE.start_setEmailTo_~handle) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_setEmailTo_~value 2) (= 1 ULTIMATE.start_createEmail_~msg~0) (= ~rjh~0 2)) [2019-11-25 08:57:28,600 INFO L444 ceAbstractionStarter]: For program point L496-6(lines 496 500) no Hoare annotation was computed. [2019-11-25 08:57:28,600 INFO L440 ceAbstractionStarter]: At program point L496-8(lines 489 504) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse2 (= 2 ULTIMATE.start_createEmail_~to)) (.cse3 (= 1 ULTIMATE.start_createEmail_~msg~0)) (.cse4 (= ~rjh~0 2))) (or (and (= ~__ste_email_to0~0 2) .cse0 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) .cse1 (= 2 ULTIMATE.start_incoming_~client) .cse2 .cse3 .cse4) (and (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6) .cse0 (= |ULTIMATE.start_isReadable_#res| 1) .cse1 (= 1 ULTIMATE.start_setEmailTo_~handle) .cse2 .cse3 .cse4))) [2019-11-25 08:57:28,600 INFO L444 ceAbstractionStarter]: For program point L530(lines 530 538) no Hoare annotation was computed. [2019-11-25 08:57:28,600 INFO L444 ceAbstractionStarter]: For program point L530-2(lines 530 538) no Hoare annotation was computed. [2019-11-25 08:57:28,601 INFO L444 ceAbstractionStarter]: For program point L530-4(lines 530 538) no Hoare annotation was computed. [2019-11-25 08:57:28,601 INFO L444 ceAbstractionStarter]: For program point L2182(lines 2182 2198) no Hoare annotation was computed. [2019-11-25 08:57:28,601 INFO L444 ceAbstractionStarter]: For program point L2182-1(lines 2182 2198) no Hoare annotation was computed. [2019-11-25 08:57:28,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:57:28 BoogieIcfgContainer [2019-11-25 08:57:28,640 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:57:28,641 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:57:28,641 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:57:28,641 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:57:28,642 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:12" (3/4) ... [2019-11-25 08:57:28,646 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:57:28,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2019-11-25 08:57:28,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2019-11-25 08:57:28,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:57:28,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:57:28,680 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:57:28,682 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:57:28,719 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((__ste_email_to0 == 2 && handle == 3) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,719 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,720 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,720 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == \result) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,721 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == \result) && 2 == client) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,721 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 == handle && handle == 3) && 2 == client) && 1 == handle) && value == 2) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,721 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == handle) && 2 == \result) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((1 == msg && handle == 3) && 1 == handle) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == handle) && 2 == \result) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == tmp && 1 == handle) && handle == 3) && 2 == client) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((((1 == tmp && 1 == msg) && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((__ste_email_to0 == 2 && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && 2 == to) && 1 == msg) && rjh == 2) || (((((((1 == tmp && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == tmp && 1 == handle) && handle == 3) && 2 == client) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((((1 == tmp && 1 == msg) && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((__ste_email_to0 == 2 && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && 2 == to) && 1 == msg) && rjh == 2) || (((((((1 == tmp && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == tmp && 1 == handle) && handle == 3) && 2 == client) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((((1 == tmp && 1 == msg) && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((((1 == tmp && 1 == msg) && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 0) && \result == 1) && !(1 == to)) && 1 == msg) || ((((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((((1 == tmp && 1 == msg) && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((((1 == tmp && 1 == msg) && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) [2019-11-25 08:57:28,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((handle == 3 && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 [2019-11-25 08:57:28,868 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4de36bb1-8dbf-43d5-804a-6de1d530e9bb/bin/uautomizer/witness.graphml [2019-11-25 08:57:28,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:57:28,870 INFO L168 Benchmark]: Toolchain (without parser) took 19305.47 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 578.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 407.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:28,871 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:57:28,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -139.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:28,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:57:28,872 INFO L168 Benchmark]: Boogie Preprocessor took 88.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:28,873 INFO L168 Benchmark]: RCFGBuilder took 1398.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.8 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:28,873 INFO L168 Benchmark]: TraceAbstraction took 16505.32 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 444.1 MB). Free memory was 976.8 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 471.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:28,874 INFO L168 Benchmark]: Witness Printer took 227.59 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:28,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 941.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -139.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 139.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 88.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1398.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.8 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16505.32 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 444.1 MB). Free memory was 976.8 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 471.8 MB. Max. memory is 11.5 GB. * Witness Printer took 227.59 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 197]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 197]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: ((((((((((((1 == tmp && 1 == handle) && handle == 3) && 2 == client) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((((1 == tmp && 1 == msg) && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 2490]: Loop Invariant Derived loop invariant: ((((((__ste_email_to0 == 2 && handle == 3) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 1173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: ((((((((((((1 == tmp && 1 == handle) && handle == 3) && 2 == client) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((((1 == tmp && 1 == msg) && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 2444]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2225]: Loop Invariant Derived loop invariant: (((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 - InvariantResult [Line: 1173]: Loop Invariant Derived loop invariant: ((((((((((((1 == tmp && 1 == handle) && handle == 3) && 2 == client) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((((1 == tmp && 1 == msg) && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2225]: Loop Invariant Derived loop invariant: (((((((__ste_email_to0 == 2 && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && 2 == to) && 1 == msg) && rjh == 2) || (((((((1 == tmp && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((handle == 3 && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: (((((((((((1 == handle && handle == 3) && 2 == client) && 1 == handle) && value == 2) && 1 == msg) && __ste_email_to0 == 2) && 2 == handle) && 2 == \result) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == \result) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 0) && \result == 1) && !(1 == to)) && 1 == msg) || ((((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 2402]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == \result) && 2 == client) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((((1 == tmp && 1 == msg) && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2444]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((((1 == tmp && 1 == msg) && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: (((((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == handle) && 2 == \result) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && handle == 3) && 1 == handle) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: ((((handle == 3 && \result == 1) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((((1 == tmp && 1 == msg) && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(rjh == 1) && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1) - InvariantResult [Line: 2384]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (((((((__ste_email_to0 == 2 && handle == 3) && 2 == handle) && \result == 1) && 2 == client) && 2 == to) && 1 == msg) && rjh == 2) || (((((((1 == tmp && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 2531]: Loop Invariant Derived loop invariant: (!(rjh == 1) && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((__ste_client_forwardReceiver1 == 0 && rjh == handle) && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (((handle == 3 && 2 == to) && !(__ste_email_to0 == 1)) && 1 == msg) && rjh == 2 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: (((handle == 3 && \result == 1) && 2 == to) && 1 == msg) && rjh == 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((handle == 3 && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && \result == 1) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 - InvariantResult [Line: 2393]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 1 == msg) && handle == 3) && \result == 1) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) || ((((((((1 == msg && __ste_email_to0 == 2) && handle == 3) && 2 == handle) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: (((((__ste_email_to0 == 2 && handle == 3) && 1 == handle) && 2 == to) && value == 2) && 1 == msg) && rjh == 2 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (handle == 3 && !(__ste_email_to0 == 1)) && rjh == 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(rjh == 1) && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((((((((1 == msg && __ste_email_to0 == 2) && 1 == handle) && handle == 3) && 2 == handle) && 2 == \result) && 2 == client) && \result == 1) && 2 == to) && 1 == msg) && rjh == 2) || (((((((1 == msg && handle == 3) && 1 == handle) && \result == 1) && 1 == handle) && 2 == to) && 1 == msg) && rjh == 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 134 locations, 2 error locations. Result: SAFE, OverallTime: 16.4s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.7s, HoareTripleCheckerStatistics: 2997 SDtfs, 4251 SDslu, 5307 SDs, 0 SdLazy, 496 SolverSat, 83 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1860occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1644 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 917 NumberOfFragments, 1426 HoareAnnotationTreeSize, 54 FomulaSimplifications, 8711602 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 908373 FormulaSimplificationTreeSizeReductionInter, 7.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 692 NumberOfCodeBlocks, 692 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 677 ConstructedInterpolants, 0 QuantifiedInterpolants, 46893 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 22/22 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...