./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34ea1153081835871d2d8c4250456d7ca577de25 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:46:49,376 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:46:49,377 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:46:49,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:46:49,384 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:46:49,384 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:46:49,385 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:46:49,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:46:49,387 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:46:49,387 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:46:49,388 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:46:49,388 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:46:49,388 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:46:49,389 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:46:49,389 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:46:49,390 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:46:49,390 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:46:49,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:46:49,393 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:46:49,394 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:46:49,394 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:46:49,395 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:46:49,397 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:46:49,397 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:46:49,397 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:46:49,398 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:46:49,398 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:46:49,398 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:46:49,399 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:46:49,399 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:46:49,399 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:46:49,400 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:46:49,400 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:46:49,400 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:46:49,400 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:46:49,401 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:46:49,401 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 23:46:49,410 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:46:49,410 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:46:49,411 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:46:49,411 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 23:46:49,411 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 23:46:49,411 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 23:46:49,411 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 23:46:49,412 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 23:46:49,412 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 23:46:49,412 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 23:46:49,412 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 23:46:49,412 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 23:46:49,412 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 23:46:49,413 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:46:49,413 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:46:49,413 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:46:49,413 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:46:49,414 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:46:49,415 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:46:49,415 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 23:46:49,415 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:46:49,415 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 23:46:49,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 23:46:49,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:46:49,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:46:49,416 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:46:49,416 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 23:46:49,416 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:46:49,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:46:49,416 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 23:46:49,417 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan 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 -> Taipan 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 -> 34ea1153081835871d2d8c4250456d7ca577de25 [2018-12-08 23:46:49,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:46:49,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:46:49,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:46:49,448 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:46:49,449 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:46:49,449 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-12-08 23:46:49,482 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/data/e0ecd8a2c/3228bfad484c44dd81b0a000a3b2a8cc/FLAG878356424 [2018-12-08 23:46:49,917 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:46:49,918 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-12-08 23:46:49,927 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/data/e0ecd8a2c/3228bfad484c44dd81b0a000a3b2a8cc/FLAG878356424 [2018-12-08 23:46:49,936 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/data/e0ecd8a2c/3228bfad484c44dd81b0a000a3b2a8cc [2018-12-08 23:46:49,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:46:49,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:46:49,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:46:49,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:46:49,942 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:46:49,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:46:49" (1/1) ... [2018-12-08 23:46:49,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:49, skipping insertion in model container [2018-12-08 23:46:49,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:46:49" (1/1) ... [2018-12-08 23:46:49,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:46:49,981 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:46:50,255 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:46:50,264 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:46:50,325 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:46:50,368 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:46:50,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50 WrapperNode [2018-12-08 23:46:50,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:46:50,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:46:50,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:46:50,369 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:46:50,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:46:50,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:46:50,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:46:50,402 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:46:50,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... [2018-12-08 23:46:50,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:46:50,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:46:50,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:46:50,431 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:46:50,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/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 [2018-12-08 23:46:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2018-12-08 23:46:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2018-12-08 23:46:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:46:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2018-12-08 23:46:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2018-12-08 23:46:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2018-12-08 23:46:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2018-12-08 23:46:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 23:46:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 23:46:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2018-12-08 23:46:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2018-12-08 23:46:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-12-08 23:46:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-12-08 23:46:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2018-12-08 23:46:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2018-12-08 23:46:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-12-08 23:46:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-12-08 23:46:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-12-08 23:46:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-12-08 23:46:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2018-12-08 23:46:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2018-12-08 23:46:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2018-12-08 23:46:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2018-12-08 23:46:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2018-12-08 23:46:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2018-12-08 23:46:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2018-12-08 23:46:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2018-12-08 23:46:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-12-08 23:46:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 23:46:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 23:46:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2018-12-08 23:46:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2018-12-08 23:46:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2018-12-08 23:46:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2018-12-08 23:46:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2018-12-08 23:46:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2018-12-08 23:46:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2018-12-08 23:46:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2018-12-08 23:46:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-12-08 23:46:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-12-08 23:46:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2018-12-08 23:46:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2018-12-08 23:46:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 23:46:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 23:46:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2018-12-08 23:46:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2018-12-08 23:46:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 23:46:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 23:46:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2018-12-08 23:46:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2018-12-08 23:46:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2018-12-08 23:46:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2018-12-08 23:46:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2018-12-08 23:46:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2018-12-08 23:46:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2018-12-08 23:46:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2018-12-08 23:46:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 23:46:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 23:46:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2018-12-08 23:46:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2018-12-08 23:46:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 23:46:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 23:46:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2018-12-08 23:46:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2018-12-08 23:46:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-12-08 23:46:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-12-08 23:46:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 23:46:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 23:46:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2018-12-08 23:46:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2018-12-08 23:46:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2018-12-08 23:46:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2018-12-08 23:46:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-12-08 23:46:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-12-08 23:46:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2018-12-08 23:46:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2018-12-08 23:46:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2018-12-08 23:46:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2018-12-08 23:46:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2018-12-08 23:46:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2018-12-08 23:46:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-12-08 23:46:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-12-08 23:46:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 23:46:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2018-12-08 23:46:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2018-12-08 23:46:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 23:46:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 23:46:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:46:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:46:50,895 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:46:50,895 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 23:46:50,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:46:50 BoogieIcfgContainer [2018-12-08 23:46:50,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:46:50,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 23:46:50,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 23:46:50,899 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 23:46:50,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 11:46:49" (1/3) ... [2018-12-08 23:46:50,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a040ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:46:50, skipping insertion in model container [2018-12-08 23:46:50,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:46:50" (2/3) ... [2018-12-08 23:46:50,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a040ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:46:50, skipping insertion in model container [2018-12-08 23:46:50,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:46:50" (3/3) ... [2018-12-08 23:46:50,902 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-12-08 23:46:50,910 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 23:46:50,916 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 23:46:50,928 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 23:46:50,948 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 23:46:50,949 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 23:46:50,949 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 23:46:50,949 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 23:46:50,949 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 23:46:50,949 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 23:46:50,949 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 23:46:50,949 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 23:46:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states. [2018-12-08 23:46:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 23:46:50,970 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:50,971 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:50,972 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:50,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:50,976 INFO L82 PathProgramCache]: Analyzing trace with hash -1378137116, now seen corresponding path program 1 times [2018-12-08 23:46:50,978 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:51,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:51,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,006 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:51,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:51,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 23:46:51,199 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:51,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 23:46:51,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 23:46:51,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 23:46:51,212 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 2 states. [2018-12-08 23:46:51,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:51,241 INFO L93 Difference]: Finished difference Result 419 states and 525 transitions. [2018-12-08 23:46:51,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 23:46:51,242 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 141 [2018-12-08 23:46:51,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:51,250 INFO L225 Difference]: With dead ends: 419 [2018-12-08 23:46:51,250 INFO L226 Difference]: Without dead ends: 247 [2018-12-08 23:46:51,253 INFO L631 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 [2018-12-08 23:46:51,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-12-08 23:46:51,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2018-12-08 23:46:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-12-08 23:46:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 309 transitions. [2018-12-08 23:46:51,289 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 309 transitions. Word has length 141 [2018-12-08 23:46:51,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:51,291 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 309 transitions. [2018-12-08 23:46:51,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 23:46:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 309 transitions. [2018-12-08 23:46:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:46:51,293 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:51,294 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:51,294 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:51,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:51,294 INFO L82 PathProgramCache]: Analyzing trace with hash -200860278, now seen corresponding path program 1 times [2018-12-08 23:46:51,294 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:51,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:51,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,295 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:51,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:51,398 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:51,398 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:46:51,399 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:51,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:46:51,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:46:51,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:46:51,400 INFO L87 Difference]: Start difference. First operand 247 states and 309 transitions. Second operand 3 states. [2018-12-08 23:46:51,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:51,427 INFO L93 Difference]: Finished difference Result 402 states and 493 transitions. [2018-12-08 23:46:51,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:46:51,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2018-12-08 23:46:51,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:51,430 INFO L225 Difference]: With dead ends: 402 [2018-12-08 23:46:51,430 INFO L226 Difference]: Without dead ends: 250 [2018-12-08 23:46:51,431 INFO L631 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 [2018-12-08 23:46:51,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-12-08 23:46:51,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 249. [2018-12-08 23:46:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-12-08 23:46:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 311 transitions. [2018-12-08 23:46:51,449 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 311 transitions. Word has length 142 [2018-12-08 23:46:51,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:51,449 INFO L480 AbstractCegarLoop]: Abstraction has 249 states and 311 transitions. [2018-12-08 23:46:51,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:46:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 311 transitions. [2018-12-08 23:46:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 23:46:51,452 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:51,461 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:51,462 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:51,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:51,463 INFO L82 PathProgramCache]: Analyzing trace with hash 829789459, now seen corresponding path program 1 times [2018-12-08 23:46:51,463 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:51,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:51,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,464 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:46:51,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:51,593 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 23:46:51,593 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:51,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 23:46:51,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 23:46:51,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 23:46:51,594 INFO L87 Difference]: Start difference. First operand 249 states and 311 transitions. Second operand 6 states. [2018-12-08 23:46:51,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:51,822 INFO L93 Difference]: Finished difference Result 597 states and 747 transitions. [2018-12-08 23:46:51,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 23:46:51,823 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-12-08 23:46:51,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:51,827 INFO L225 Difference]: With dead ends: 597 [2018-12-08 23:46:51,827 INFO L226 Difference]: Without dead ends: 458 [2018-12-08 23:46:51,828 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 23:46:51,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2018-12-08 23:46:51,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 449. [2018-12-08 23:46:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-12-08 23:46:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 571 transitions. [2018-12-08 23:46:51,857 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 571 transitions. Word has length 147 [2018-12-08 23:46:51,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:51,858 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 571 transitions. [2018-12-08 23:46:51,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 23:46:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 571 transitions. [2018-12-08 23:46:51,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 23:46:51,860 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:51,860 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:51,861 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:51,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:51,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1880790352, now seen corresponding path program 1 times [2018-12-08 23:46:51,861 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:51,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:51,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:51,862 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:46:51,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:51,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 23:46:51,969 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:51,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 23:46:51,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 23:46:51,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 23:46:51,970 INFO L87 Difference]: Start difference. First operand 449 states and 571 transitions. Second operand 9 states. [2018-12-08 23:46:52,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:52,069 INFO L93 Difference]: Finished difference Result 758 states and 949 transitions. [2018-12-08 23:46:52,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 23:46:52,070 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2018-12-08 23:46:52,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:52,073 INFO L225 Difference]: With dead ends: 758 [2018-12-08 23:46:52,073 INFO L226 Difference]: Without dead ends: 479 [2018-12-08 23:46:52,074 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-12-08 23:46:52,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2018-12-08 23:46:52,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 469. [2018-12-08 23:46:52,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2018-12-08 23:46:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 597 transitions. [2018-12-08 23:46:52,093 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 597 transitions. Word has length 148 [2018-12-08 23:46:52,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:52,093 INFO L480 AbstractCegarLoop]: Abstraction has 469 states and 597 transitions. [2018-12-08 23:46:52,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 23:46:52,094 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 597 transitions. [2018-12-08 23:46:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 23:46:52,095 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:52,095 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:52,095 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:52,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:52,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1949479125, now seen corresponding path program 1 times [2018-12-08 23:46:52,095 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:52,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:52,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,096 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:46:52,184 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:52,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 23:46:52,184 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:52,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 23:46:52,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 23:46:52,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 23:46:52,185 INFO L87 Difference]: Start difference. First operand 469 states and 597 transitions. Second operand 6 states. [2018-12-08 23:46:52,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:52,358 INFO L93 Difference]: Finished difference Result 1209 states and 1529 transitions. [2018-12-08 23:46:52,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 23:46:52,358 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-12-08 23:46:52,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:52,362 INFO L225 Difference]: With dead ends: 1209 [2018-12-08 23:46:52,362 INFO L226 Difference]: Without dead ends: 910 [2018-12-08 23:46:52,363 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 23:46:52,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2018-12-08 23:46:52,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 889. [2018-12-08 23:46:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 889 states. [2018-12-08 23:46:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1145 transitions. [2018-12-08 23:46:52,405 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1145 transitions. Word has length 149 [2018-12-08 23:46:52,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:52,405 INFO L480 AbstractCegarLoop]: Abstraction has 889 states and 1145 transitions. [2018-12-08 23:46:52,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 23:46:52,405 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1145 transitions. [2018-12-08 23:46:52,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 23:46:52,408 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:52,408 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:52,408 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:52,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:52,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1092439638, now seen corresponding path program 1 times [2018-12-08 23:46:52,409 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:52,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:52,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,410 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:46:52,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:52,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 23:46:52,504 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:52,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 23:46:52,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 23:46:52,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 23:46:52,504 INFO L87 Difference]: Start difference. First operand 889 states and 1145 transitions. Second operand 9 states. [2018-12-08 23:46:52,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:52,624 INFO L93 Difference]: Finished difference Result 1548 states and 1960 transitions. [2018-12-08 23:46:52,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 23:46:52,624 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2018-12-08 23:46:52,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:52,627 INFO L225 Difference]: With dead ends: 1548 [2018-12-08 23:46:52,627 INFO L226 Difference]: Without dead ends: 949 [2018-12-08 23:46:52,628 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-12-08 23:46:52,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-12-08 23:46:52,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 929. [2018-12-08 23:46:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2018-12-08 23:46:52,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1197 transitions. [2018-12-08 23:46:52,652 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1197 transitions. Word has length 150 [2018-12-08 23:46:52,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:52,653 INFO L480 AbstractCegarLoop]: Abstraction has 929 states and 1197 transitions. [2018-12-08 23:46:52,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 23:46:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1197 transitions. [2018-12-08 23:46:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 23:46:52,654 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:52,654 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:52,655 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:52,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:52,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1135218029, now seen corresponding path program 1 times [2018-12-08 23:46:52,655 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:52,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:52,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,656 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:46:52,735 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:52,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 23:46:52,735 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:52,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 23:46:52,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 23:46:52,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 23:46:52,736 INFO L87 Difference]: Start difference. First operand 929 states and 1197 transitions. Second operand 6 states. [2018-12-08 23:46:52,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:52,921 INFO L93 Difference]: Finished difference Result 2441 states and 3114 transitions. [2018-12-08 23:46:52,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 23:46:52,921 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 151 [2018-12-08 23:46:52,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:52,926 INFO L225 Difference]: With dead ends: 2441 [2018-12-08 23:46:52,926 INFO L226 Difference]: Without dead ends: 1661 [2018-12-08 23:46:52,927 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 23:46:52,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2018-12-08 23:46:52,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1628. [2018-12-08 23:46:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1628 states. [2018-12-08 23:46:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1628 states and 2130 transitions. [2018-12-08 23:46:52,974 INFO L78 Accepts]: Start accepts. Automaton has 1628 states and 2130 transitions. Word has length 151 [2018-12-08 23:46:52,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:52,975 INFO L480 AbstractCegarLoop]: Abstraction has 1628 states and 2130 transitions. [2018-12-08 23:46:52,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 23:46:52,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2130 transitions. [2018-12-08 23:46:52,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-08 23:46:52,977 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:52,978 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:52,978 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:52,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:52,978 INFO L82 PathProgramCache]: Analyzing trace with hash -333647120, now seen corresponding path program 1 times [2018-12-08 23:46:52,978 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:52,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:52,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:52,979 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:53,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:53,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:46:53,053 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:53,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:46:53,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:46:53,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:46:53,053 INFO L87 Difference]: Start difference. First operand 1628 states and 2130 transitions. Second operand 3 states. [2018-12-08 23:46:53,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:53,111 INFO L93 Difference]: Finished difference Result 3439 states and 4639 transitions. [2018-12-08 23:46:53,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:46:53,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-12-08 23:46:53,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:53,116 INFO L225 Difference]: With dead ends: 3439 [2018-12-08 23:46:53,116 INFO L226 Difference]: Without dead ends: 1859 [2018-12-08 23:46:53,119 INFO L631 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 [2018-12-08 23:46:53,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1859 states. [2018-12-08 23:46:53,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1859 to 1852. [2018-12-08 23:46:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1852 states. [2018-12-08 23:46:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2547 transitions. [2018-12-08 23:46:53,160 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2547 transitions. Word has length 161 [2018-12-08 23:46:53,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:53,160 INFO L480 AbstractCegarLoop]: Abstraction has 1852 states and 2547 transitions. [2018-12-08 23:46:53,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:46:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2547 transitions. [2018-12-08 23:46:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-08 23:46:53,163 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:53,163 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:53,163 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:53,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:53,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1110618764, now seen corresponding path program 1 times [2018-12-08 23:46:53,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:53,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:53,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,164 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:53,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:53,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:46:53,216 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:53,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:46:53,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:46:53,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:46:53,217 INFO L87 Difference]: Start difference. First operand 1852 states and 2547 transitions. Second operand 3 states. [2018-12-08 23:46:53,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:53,263 INFO L93 Difference]: Finished difference Result 4071 states and 5826 transitions. [2018-12-08 23:46:53,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:46:53,263 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-12-08 23:46:53,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:53,268 INFO L225 Difference]: With dead ends: 4071 [2018-12-08 23:46:53,269 INFO L226 Difference]: Without dead ends: 2267 [2018-12-08 23:46:53,271 INFO L631 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 [2018-12-08 23:46:53,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2267 states. [2018-12-08 23:46:53,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2267 to 2260. [2018-12-08 23:46:53,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2260 states. [2018-12-08 23:46:53,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 3309 transitions. [2018-12-08 23:46:53,322 INFO L78 Accepts]: Start accepts. Automaton has 2260 states and 3309 transitions. Word has length 162 [2018-12-08 23:46:53,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:53,323 INFO L480 AbstractCegarLoop]: Abstraction has 2260 states and 3309 transitions. [2018-12-08 23:46:53,323 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:46:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 3309 transitions. [2018-12-08 23:46:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 23:46:53,325 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:53,326 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:53,326 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:53,326 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:53,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1777968178, now seen corresponding path program 1 times [2018-12-08 23:46:53,326 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:53,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:53,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,327 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,368 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:53,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:53,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:46:53,368 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:53,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:46:53,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:46:53,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:46:53,369 INFO L87 Difference]: Start difference. First operand 2260 states and 3309 transitions. Second operand 3 states. [2018-12-08 23:46:53,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:53,437 INFO L93 Difference]: Finished difference Result 5311 states and 8128 transitions. [2018-12-08 23:46:53,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:46:53,438 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2018-12-08 23:46:53,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:53,445 INFO L225 Difference]: With dead ends: 5311 [2018-12-08 23:46:53,445 INFO L226 Difference]: Without dead ends: 3099 [2018-12-08 23:46:53,448 INFO L631 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 [2018-12-08 23:46:53,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2018-12-08 23:46:53,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 3092. [2018-12-08 23:46:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3092 states. [2018-12-08 23:46:53,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 3092 states and 4833 transitions. [2018-12-08 23:46:53,541 INFO L78 Accepts]: Start accepts. Automaton has 3092 states and 4833 transitions. Word has length 163 [2018-12-08 23:46:53,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:53,541 INFO L480 AbstractCegarLoop]: Abstraction has 3092 states and 4833 transitions. [2018-12-08 23:46:53,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:46:53,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 4833 transitions. [2018-12-08 23:46:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 23:46:53,545 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:53,545 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:53,546 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:53,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:53,546 INFO L82 PathProgramCache]: Analyzing trace with hash -508793260, now seen corresponding path program 1 times [2018-12-08 23:46:53,546 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:53,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:53,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,547 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:53,596 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:53,596 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:46:53,596 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:53,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:46:53,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:46:53,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:46:53,597 INFO L87 Difference]: Start difference. First operand 3092 states and 4833 transitions. Second operand 3 states. [2018-12-08 23:46:53,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:53,691 INFO L93 Difference]: Finished difference Result 7775 states and 12636 transitions. [2018-12-08 23:46:53,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:46:53,691 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 164 [2018-12-08 23:46:53,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:53,709 INFO L225 Difference]: With dead ends: 7775 [2018-12-08 23:46:53,709 INFO L226 Difference]: Without dead ends: 4731 [2018-12-08 23:46:53,716 INFO L631 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 [2018-12-08 23:46:53,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2018-12-08 23:46:53,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 4724. [2018-12-08 23:46:53,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4724 states. [2018-12-08 23:46:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 4724 states and 7785 transitions. [2018-12-08 23:46:53,835 INFO L78 Accepts]: Start accepts. Automaton has 4724 states and 7785 transitions. Word has length 164 [2018-12-08 23:46:53,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:53,835 INFO L480 AbstractCegarLoop]: Abstraction has 4724 states and 7785 transitions. [2018-12-08 23:46:53,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:46:53,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4724 states and 7785 transitions. [2018-12-08 23:46:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 23:46:53,842 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:53,842 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:53,842 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:53,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:53,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1788001172, now seen corresponding path program 1 times [2018-12-08 23:46:53,842 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:53,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:53,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:53,843 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,886 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:53,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:53,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:46:53,886 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:53,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:46:53,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:46:53,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:46:53,887 INFO L87 Difference]: Start difference. First operand 4724 states and 7785 transitions. Second operand 3 states. [2018-12-08 23:46:54,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:54,086 INFO L93 Difference]: Finished difference Result 12607 states and 21364 transitions. [2018-12-08 23:46:54,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:46:54,087 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2018-12-08 23:46:54,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:54,110 INFO L225 Difference]: With dead ends: 12607 [2018-12-08 23:46:54,110 INFO L226 Difference]: Without dead ends: 7931 [2018-12-08 23:46:54,121 INFO L631 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 [2018-12-08 23:46:54,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7931 states. [2018-12-08 23:46:54,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7931 to 7924. [2018-12-08 23:46:54,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7924 states. [2018-12-08 23:46:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7924 states to 7924 states and 13497 transitions. [2018-12-08 23:46:54,385 INFO L78 Accepts]: Start accepts. Automaton has 7924 states and 13497 transitions. Word has length 165 [2018-12-08 23:46:54,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:54,385 INFO L480 AbstractCegarLoop]: Abstraction has 7924 states and 13497 transitions. [2018-12-08 23:46:54,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:46:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 7924 states and 13497 transitions. [2018-12-08 23:46:54,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-08 23:46:54,397 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:46:54,397 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:46:54,397 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:46:54,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:46:54,397 INFO L82 PathProgramCache]: Analyzing trace with hash -496949834, now seen corresponding path program 1 times [2018-12-08 23:46:54,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 23:46:54,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:54,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:46:54,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:46:54,398 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 23:46:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:46:54,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:46:54,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 23:46:54,480 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 23:46:54,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 23:46:54,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 23:46:54,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 23:46:54,481 INFO L87 Difference]: Start difference. First operand 7924 states and 13497 transitions. Second operand 8 states. [2018-12-08 23:46:54,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:46:54,586 INFO L93 Difference]: Finished difference Result 7924 states and 13497 transitions. [2018-12-08 23:46:54,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 23:46:54,586 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 166 [2018-12-08 23:46:54,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:46:54,586 INFO L225 Difference]: With dead ends: 7924 [2018-12-08 23:46:54,587 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 23:46:54,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 23:46:54,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 23:46:54,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 23:46:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 23:46:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 23:46:54,595 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2018-12-08 23:46:54,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:46:54,595 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:46:54,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 23:46:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 23:46:54,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 23:46:54,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 23:46:55,392 INFO L448 ceAbstractionStarter]: For program point L2528(lines 2528 2536) no Hoare annotation was computed. [2018-12-08 23:46:55,392 INFO L448 ceAbstractionStarter]: For program point L2531-2(lines 2521 2540) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L444 ceAbstractionStarter]: At program point setClientForwardReceiverENTRY(lines 2521 2540) the Hoare annotation is: (and (or (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (= 0 ~__ste_client_forwardReceiver2~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver0~0)|)) (= 0 ~__ste_client_forwardReceiver0~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (= 0 ~__ste_client_forwardReceiver1~0))) [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point L2525(lines 2525 2537) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point setClientForwardReceiverEXIT(lines 2521 2540) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point L2531(lines 2531 2535) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point L544(line 544) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point L545-1(line 545) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point L544-1(line 544) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point outgoingEXIT(lines 539 550) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point outgoingENTRY(lines 539 550) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point outgoingFINAL(lines 539 550) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 89 95) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 89 95) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point getClientIdFINAL(lines 2544 2567) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point L2556(lines 2556 2562) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point getClientIdENTRY(lines 2544 2567) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point L2552(lines 2552 2563) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point L2548(lines 2548 2564) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point getClientIdEXIT(lines 2544 2567) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L451 ceAbstractionStarter]: At program point mailENTRY(lines 527 538) the Hoare annotation is: true [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point mailEXIT(lines 527 538) no Hoare annotation was computed. [2018-12-08 23:46:55,393 INFO L448 ceAbstractionStarter]: For program point mailFINAL(lines 527 538) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L451 ceAbstractionStarter]: At program point L534(line 534) the Hoare annotation is: true [2018-12-08 23:46:55,394 INFO L451 ceAbstractionStarter]: At program point L533(line 533) the Hoare annotation is: true [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point L533-1(line 533) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 96 104) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 96 104) the Hoare annotation is: true [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 96 104) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point get_queued_clientEXIT(lines 657 665) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L451 ceAbstractionStarter]: At program point get_queued_clientENTRY(lines 657 665) the Hoare annotation is: true [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point get_queued_clientFINAL(lines 657 665) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L444 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: (= |incoming__wrappee__AutoResponder_#in~client| incoming__wrappee__AutoResponder_~client) [2018-12-08 23:46:55,394 INFO L444 ceAbstractionStarter]: At program point L576-1(line 576) the Hoare annotation is: (= |incoming__wrappee__AutoResponder_#in~client| incoming__wrappee__AutoResponder_~client) [2018-12-08 23:46:55,394 INFO L451 ceAbstractionStarter]: At program point incoming__wrappee__AutoResponderENTRY(lines 571 588) the Hoare annotation is: true [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point incoming__wrappee__AutoResponderEXIT(lines 571 588) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L444 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (= |incoming__wrappee__AutoResponder_#in~client| incoming__wrappee__AutoResponder_~client) [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 585) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 571 588) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point deliverFINAL(lines 551 560) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L451 ceAbstractionStarter]: At program point deliverENTRY(lines 551 560) the Hoare annotation is: true [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point deliverEXIT(lines 551 560) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point getEmailIdFINAL(lines 885 903) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 899) no Hoare annotation was computed. [2018-12-08 23:46:55,394 INFO L448 ceAbstractionStarter]: For program point getEmailIdEXIT(lines 885 903) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point L889(lines 889 900) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L451 ceAbstractionStarter]: At program point getEmailIdENTRY(lines 885 903) the Hoare annotation is: true [2018-12-08 23:46:55,395 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 808 828) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 808 828) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L444 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0) (= main_~tmp~12 1)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,395 INFO L444 ceAbstractionStarter]: At program point L820-1(line 820) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0) (= main_~tmp~12 1)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point L818(lines 818 825) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point L818-1(lines 818 825) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L444 ceAbstractionStarter]: At program point L815(line 815) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,395 INFO L444 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,395 INFO L444 ceAbstractionStarter]: At program point L814-1(line 814) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 808 828) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point setup_chuckEXIT(lines 741 750) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L451 ceAbstractionStarter]: At program point setup_chuckENTRY(lines 741 750) the Hoare annotation is: true [2018-12-08 23:46:55,395 INFO L451 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: true [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point setup_chuckFINAL(lines 741 750) no Hoare annotation was computed. [2018-12-08 23:46:55,395 INFO L451 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: true [2018-12-08 23:46:55,395 INFO L448 ceAbstractionStarter]: For program point setup_rjhFINAL(lines 731 740) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point setup_rjhENTRY(lines 731 740) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point setup_rjhEXIT(lines 731 740) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point sendEmailEXIT(lines 625 637) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point sendEmailENTRY(lines 625 637) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point sendEmailFINAL(lines 625 637) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point L768-1(lines 751 773) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L766(line 766) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point L767-1(line 767) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point L762(lines 762 770) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L759-1(line 759) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point bobToRjhEXIT(lines 751 773) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point bobToRjhENTRY(lines 751 773) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point setup_bobENTRY(lines 721 730) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point setup_bobFINAL(lines 721 730) no Hoare annotation was computed. [2018-12-08 23:46:55,396 INFO L451 ceAbstractionStarter]: At program point L726(line 726) the Hoare annotation is: true [2018-12-08 23:46:55,396 INFO L448 ceAbstractionStarter]: For program point setup_bobEXIT(lines 721 730) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point getClientAutoResponseFINAL(lines 2062 2085) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point getClientAutoResponseEXIT(lines 2062 2085) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point L2074(lines 2074 2080) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point getClientAutoResponseENTRY(lines 2062 2085) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point L2070(lines 2070 2081) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point L2066(lines 2066 2082) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 82 88) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 82 88) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point autoRespondEXIT(lines 675 689) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point autoRespondENTRY(lines 675 689) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point L684-1(line 684) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point autoRespondFINAL(lines 675 689) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point rjhSetAutoRespondENTRY(lines 829 838) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point rjhSetAutoRespondFINAL(lines 829 838) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point rjhSetAutoRespondEXIT(lines 829 838) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point incoming__wrappee__BaseENTRY(lines 561 570) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L451 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: true [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point incoming__wrappee__BaseFINAL(lines 561 570) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point incoming__wrappee__BaseEXIT(lines 561 570) no Hoare annotation was computed. [2018-12-08 23:46:55,397 INFO L448 ceAbstractionStarter]: For program point getClientForwardReceiverFINAL(lines 2497 2520) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L2509(lines 2509 2515) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point getClientForwardReceiverEXIT(lines 2497 2520) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L2505(lines 2505 2516) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point getClientForwardReceiverENTRY(lines 2497 2520) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L2501(lines 2501 2517) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point incomingENTRY(lines 589 609) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L444 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 ~__ste_client_forwardReceiver1~0)) (not (= 0 ~__ste_client_forwardReceiver2~0)) (not (= 0 ~__ste_client_forwardReceiver0~0))) [2018-12-08 23:46:55,398 INFO L444 ceAbstractionStarter]: At program point L601-1(line 601) the Hoare annotation is: (or (not (= 0 ~__ste_client_forwardReceiver1~0)) (not (= 0 ~__ste_client_forwardReceiver2~0)) (not (= 0 ~__ste_client_forwardReceiver0~0))) [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L599(lines 599 606) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L599-1(lines 589 609) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point incomingEXIT(lines 589 609) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point L595-1(line 595) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point createEmailEXIT(lines 1500 1514) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point L1508(line 1508) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point createEmailENTRY(lines 1500 1514) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point L1507(line 1507) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point L1507-1(line 1507) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L448 ceAbstractionStarter]: For program point createEmailFINAL(lines 1500 1514) no Hoare annotation was computed. [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point L1340(lines 1330 1440) the Hoare annotation is: true [2018-12-08 23:46:55,398 INFO L451 ceAbstractionStarter]: At program point L1398(lines 1388 1435) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1299(lines 1299 1303) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 1258 1451) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 1258 1451) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1313) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1367(lines 1367 1374) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 1258 1451) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1338) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1425(lines 1425 1429) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1396) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1425-1(lines 1297 1443) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1351(lines 1341 1439) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1409(lines 1399 1434) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1376(lines 1363 1437) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1369(line 1369) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1369-1(line 1369) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1320(lines 1320 1327) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1444(lines 1296 1445) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1345(lines 1345 1349) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1407) no Hoare annotation was computed. [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1362(lines 1352 1438) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1329(lines 1316 1441) the Hoare annotation is: true [2018-12-08 23:46:55,399 INFO L451 ceAbstractionStarter]: At program point L1420(lines 1410 1433) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L1387(lines 1377 1436) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1305(lines 1305 1442) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L444 ceAbstractionStarter]: At program point L1322(line 1322) the Hoare annotation is: (or (= test_~op2~0 0) (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1322-1(line 1322) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1298(lines 1297 1443) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1356(lines 1356 1360) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1414(lines 1414 1418) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1385) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L1315(lines 1305 1442) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L1472(line 1472) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1472-1(line 1472) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L1469(line 1469) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1469-1(line 1469) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L1466(line 1466) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1466-1(line 1466) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point printMailEXIT(lines 1454 1481) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point printMailENTRY(lines 1454 1481) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L1475(line 1475) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point printMailFINAL(lines 1454 1481) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point L1475-1(line 1475) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point forwardENTRY(lines 690 703) the Hoare annotation is: true [2018-12-08 23:46:55,400 INFO L448 ceAbstractionStarter]: For program point forwardEXIT(lines 690 703) no Hoare annotation was computed. [2018-12-08 23:46:55,400 INFO L451 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L451 ceAbstractionStarter]: At program point L698-1(line 698) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L451 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point forwardFINAL(lines 690 703) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L696-1(line 696) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 989) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L985-2(lines 978 993) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L982(lines 982 990) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point setEmailToEXIT(lines 978 993) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L451 ceAbstractionStarter]: At program point setEmailToENTRY(lines 978 993) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point getEmailToFINAL(lines 959 977) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point getEmailToEXIT(lines 959 977) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L451 ceAbstractionStarter]: At program point getEmailToENTRY(lines 959 977) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 974) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point is_queue_emptyEXIT(lines 648 656) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L451 ceAbstractionStarter]: At program point is_queue_emptyENTRY(lines 648 656) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point is_queue_emptyFINAL(lines 648 656) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L451 ceAbstractionStarter]: At program point get_queued_emailENTRY(lines 666 674) the Hoare annotation is: true [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point get_queued_emailFINAL(lines 666 674) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point get_queued_emailEXIT(lines 666 674) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point setClientAutoResponseEXIT(lines 2086 2105) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L2096(lines 2096 2100) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L2096-2(lines 2086 2105) no Hoare annotation was computed. [2018-12-08 23:46:55,401 INFO L448 ceAbstractionStarter]: For program point L2093(lines 2093 2101) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point setClientAutoResponseENTRY(lines 2086 2105) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L2090(lines 2090 2102) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point rjhEnableForwardingEXIT(lines 839 848) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L444 ceAbstractionStarter]: At program point rjhEnableForwardingENTRY(lines 839 848) the Hoare annotation is: (and (or (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (= 0 ~__ste_client_forwardReceiver2~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver0~0)|)) (= 0 ~__ste_client_forwardReceiver0~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (= 0 ~__ste_client_forwardReceiver1~0))) [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point rjhEnableForwardingFINAL(lines 839 848) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L945(lines 945 953) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point setEmailFromENTRY(lines 941 956) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point setEmailFromEXIT(lines 941 956) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 952) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L948-2(lines 941 956) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L801-1(line 801) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 785 807) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point setupENTRY(lines 785 807) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point setupFINAL(lines 785 807) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L451 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: true [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point L793-1(line 793) no Hoare annotation was computed. [2018-12-08 23:46:55,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) [2018-12-08 23:46:55,403 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point getEmailFromFINAL(lines 922 940) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point L926(lines 926 937) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point getEmailFromEXIT(lines 922 940) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L451 ceAbstractionStarter]: At program point getEmailFromENTRY(lines 922 940) the Hoare annotation is: true [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L444 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: false [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 117 134) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point __utac_acc__DecryptForward_spec__1EXIT(lines 117 134) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 131) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L451 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: true [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L451 ceAbstractionStarter]: At program point __utac_acc__DecryptForward_spec__1ENTRY(lines 117 134) the Hoare annotation is: true [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point isReadableEXIT(lines 1482 1490) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L451 ceAbstractionStarter]: At program point isReadableENTRY(lines 1482 1490) the Hoare annotation is: true [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point isReadableFINAL(lines 1482 1490) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 106 113) no Hoare annotation was computed. [2018-12-08 23:46:55,403 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 106 113) the Hoare annotation is: true [2018-12-08 23:46:55,403 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 110) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 106 113) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point queueFINAL(lines 638 647) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L451 ceAbstractionStarter]: At program point queueENTRY(lines 638 647) the Hoare annotation is: true [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point queueEXIT(lines 638 647) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point L2578(lines 2578 2582) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point L2578-2(lines 2568 2587) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point L2575(lines 2575 2583) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point L2572(lines 2572 2584) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L448 ceAbstractionStarter]: For program point setClientIdEXIT(lines 2568 2587) no Hoare annotation was computed. [2018-12-08 23:46:55,404 INFO L451 ceAbstractionStarter]: At program point setClientIdENTRY(lines 2568 2587) the Hoare annotation is: true [2018-12-08 23:46:55,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 11:46:55 BoogieIcfgContainer [2018-12-08 23:46:55,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 23:46:55,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:46:55,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:46:55,410 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:46:55,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:46:50" (3/4) ... [2018-12-08 23:46:55,412 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientForwardReceiver [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getClientId [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mail [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_queued_client [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure incoming__wrappee__AutoResponder [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deliver [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailId [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup_chuck [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup_rjh [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bobToRjh [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup_bob [2018-12-08 23:46:55,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getClientAutoResponse [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure autoRespond [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rjhSetAutoRespond [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure incoming__wrappee__Base [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getClientForwardReceiver [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure incoming [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure createEmail [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printMail [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure forward [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_queue_empty [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_queued_email [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientAutoResponse [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rjhEnableForwarding [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-12-08 23:46:55,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 23:46:55,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2018-12-08 23:46:55,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__DecryptForward_spec__1 [2018-12-08 23:46:55,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-12-08 23:46:55,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 23:46:55,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2018-12-08 23:46:55,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-12-08 23:46:55,426 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2018-12-08 23:46:55,427 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-12-08 23:46:55,427 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 23:46:55,428 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 23:46:55,482 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ac3482a-0659-498c-ac9b-56a64d6db467/bin-2019/utaipan/witness.graphml [2018-12-08 23:46:55,482 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:46:55,482 INFO L168 Benchmark]: Toolchain (without parser) took 5543.90 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 464.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -179.4 MB). Peak memory consumption was 284.6 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,483 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:46:55,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -126.3 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,484 INFO L168 Benchmark]: Boogie Preprocessor took 28.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,484 INFO L168 Benchmark]: RCFGBuilder took 464.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 978.0 MB in the end (delta: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,484 INFO L168 Benchmark]: TraceAbstraction took 4513.00 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.1 MB). Free memory was 978.0 MB in the beginning and 1.2 GB in the end (delta: -176.7 MB). Peak memory consumption was 338.0 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,484 INFO L168 Benchmark]: Witness Printer took 72.50 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:55,485 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 428.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -126.3 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 464.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 978.0 MB in the end (delta: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4513.00 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.1 MB). Free memory was 978.0 MB in the beginning and 1.2 GB in the end (delta: -176.7 MB). Peak memory consumption was 338.0 MB. Max. memory is 11.5 GB. * Witness Printer took 72.50 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1377]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 258 locations, 1 error locations. SAFE Result, 4.4s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 4131 SDtfs, 1085 SDslu, 11378 SDs, 0 SdLazy, 674 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7924occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 129 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 103 LocationsWithAnnotation, 5282 PreInvPairs, 8582 NumberOfFragments, 365 HoareAnnotationTreeSize, 5282 FomulaSimplifications, 2212 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 103 FomulaSimplificationsInter, 5977 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 2009 NumberOfCodeBlocks, 2009 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1996 ConstructedInterpolants, 0 QuantifiedInterpolants, 371068 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 282/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...