./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9738a6698dfc65e1ff903e1e31cda8a1b59d676d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:20:36,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:36,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:36,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:36,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:36,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:36,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:36,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:36,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:36,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:36,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:36,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:36,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:36,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:36,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:36,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:36,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:36,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:36,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:36,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:36,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:36,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:36,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:36,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:36,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:36,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:36,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:36,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:36,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:36,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:36,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:36,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:36,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:36,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:36,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:36,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:36,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:36,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:36,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:36,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:36,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:36,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-11 02:20:36,544 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:36,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:36,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:36,545 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:36,546 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:36,546 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:36,546 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:20:36,546 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:36,546 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:36,546 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:20:36,547 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:20:36,547 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:36,547 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:20:36,547 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:20:36,547 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:20:36,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:36,548 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:20:36,549 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:20:36,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:20:36,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:20:36,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:36,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:36,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:36,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:36,550 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-11 02:20:36,550 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:20:36,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:36,550 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:36,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:36,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:36,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:36,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:36,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:36,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:36,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:36,552 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:20:36,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:20:36,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:36,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:36,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:36,553 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9738a6698dfc65e1ff903e1e31cda8a1b59d676d [2021-10-11 02:20:36,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:36,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:36,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:36,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:36,862 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:36,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2021-10-11 02:20:36,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/data/a85d45b83/677f2227c09a4fbe80d0555f5bdee647/FLAGfef3d3e13 [2021-10-11 02:20:37,501 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:37,502 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2021-10-11 02:20:37,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/data/a85d45b83/677f2227c09a4fbe80d0555f5bdee647/FLAGfef3d3e13 [2021-10-11 02:20:37,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/data/a85d45b83/677f2227c09a4fbe80d0555f5bdee647 [2021-10-11 02:20:37,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:37,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:37,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:37,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:37,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:37,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:37" (1/1) ... [2021-10-11 02:20:37,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@686ee5b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:37, skipping insertion in model container [2021-10-11 02:20:37,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:37" (1/1) ... [2021-10-11 02:20:37,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:37,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:38,103 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37579,37592] [2021-10-11 02:20:38,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:38,116 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:20:38,178 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37579,37592] [2021-10-11 02:20:38,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:38,196 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:20:38,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38 WrapperNode [2021-10-11 02:20:38,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:38,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:20:38,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:20:38,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:20:38,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:20:38,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:20:38,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:20:38,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:20:38,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... [2021-10-11 02:20:38,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:20:38,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:20:38,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:20:38,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:20:38,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:20:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:20:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:20:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:20:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:20:38,532 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 02:20:39,022 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2021-10-11 02:20:39,023 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2021-10-11 02:20:39,615 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:20:39,615 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 02:20:39,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:39 BoogieIcfgContainer [2021-10-11 02:20:39,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:20:39,619 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:20:39,619 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:20:39,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:20:39,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:20:37" (1/3) ... [2021-10-11 02:20:39,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48fd1829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:20:39, skipping insertion in model container [2021-10-11 02:20:39,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:38" (2/3) ... [2021-10-11 02:20:39,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48fd1829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:20:39, skipping insertion in model container [2021-10-11 02:20:39,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:39" (3/3) ... [2021-10-11 02:20:39,629 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2021-10-11 02:20:39,643 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:20:39,646 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 02:20:39,657 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 02:20:39,693 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:20:39,693 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:20:39,694 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:20:39,694 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:20:39,694 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:20:39,694 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:20:39,694 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:20:39,694 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:20:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2021-10-11 02:20:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 02:20:39,719 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:39,720 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:39,721 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2021-10-11 02:20:39,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:39,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1950072890, now seen corresponding path program 1 times [2021-10-11 02:20:39,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:20:39,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531598102] [2021-10-11 02:20:39,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:20:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:20:40,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531598102] [2021-10-11 02:20:40,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:40,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:40,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334373206] [2021-10-11 02:20:40,023 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:40,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:20:40,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:40,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:40,040 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 3 states. [2021-10-11 02:20:40,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:40,223 INFO L93 Difference]: Finished difference Result 173 states and 297 transitions. [2021-10-11 02:20:40,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:40,225 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2021-10-11 02:20:40,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:40,236 INFO L225 Difference]: With dead ends: 173 [2021-10-11 02:20:40,236 INFO L226 Difference]: Without dead ends: 85 [2021-10-11 02:20:40,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:40,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-11 02:20:40,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-11 02:20:40,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2021-10-11 02:20:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 122 transitions. [2021-10-11 02:20:40,281 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 122 transitions. Word has length 11 [2021-10-11 02:20:40,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:40,281 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 122 transitions. [2021-10-11 02:20:40,282 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:40,282 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2021-10-11 02:20:40,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:20:40,283 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:40,283 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:40,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 02:20:40,284 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2021-10-11 02:20:40,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:40,285 INFO L82 PathProgramCache]: Analyzing trace with hash -396087722, now seen corresponding path program 1 times [2021-10-11 02:20:40,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:20:40,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350896267] [2021-10-11 02:20:40,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:20:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:20:40,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350896267] [2021-10-11 02:20:40,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:40,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:40,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574447625] [2021-10-11 02:20:40,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:40,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:20:40,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:40,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:40,353 INFO L87 Difference]: Start difference. First operand 85 states and 122 transitions. Second operand 3 states. [2021-10-11 02:20:40,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:40,556 INFO L93 Difference]: Finished difference Result 214 states and 324 transitions. [2021-10-11 02:20:40,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:40,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:20:40,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:40,559 INFO L225 Difference]: With dead ends: 214 [2021-10-11 02:20:40,559 INFO L226 Difference]: Without dead ends: 132 [2021-10-11 02:20:40,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:40,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2021-10-11 02:20:40,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 122. [2021-10-11 02:20:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2021-10-11 02:20:40,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 167 transitions. [2021-10-11 02:20:40,573 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 167 transitions. Word has length 20 [2021-10-11 02:20:40,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:40,574 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 167 transitions. [2021-10-11 02:20:40,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:40,574 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2021-10-11 02:20:40,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-11 02:20:40,575 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:40,575 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:40,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 02:20:40,576 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2021-10-11 02:20:40,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:40,576 INFO L82 PathProgramCache]: Analyzing trace with hash 606182802, now seen corresponding path program 1 times [2021-10-11 02:20:40,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:20:40,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937057014] [2021-10-11 02:20:40,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:20:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:20:40,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937057014] [2021-10-11 02:20:40,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:40,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:40,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001882055] [2021-10-11 02:20:40,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:40,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:20:40,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:40,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:40,702 INFO L87 Difference]: Start difference. First operand 122 states and 167 transitions. Second operand 3 states. [2021-10-11 02:20:40,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:40,955 INFO L93 Difference]: Finished difference Result 324 states and 458 transitions. [2021-10-11 02:20:40,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:40,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2021-10-11 02:20:40,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:40,956 INFO L225 Difference]: With dead ends: 324 [2021-10-11 02:20:40,956 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:20:40,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:40,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:20:40,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:20:40,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:20:40,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:20:40,963 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-10-11 02:20:40,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:40,964 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:20:40,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:40,964 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:20:40,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:20:40,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 02:20:40,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:20:41,029 INFO L258 CegarLoopResult]: At program point L135(lines 131 564) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,029 INFO L262 CegarLoopResult]: For program point L235(lines 235 240) no Hoare annotation was computed. [2021-10-11 02:20:41,029 INFO L262 CegarLoopResult]: For program point L170(lines 170 551) no Hoare annotation was computed. [2021-10-11 02:20:41,030 INFO L262 CegarLoopResult]: For program point L137(lines 137 562) no Hoare annotation was computed. [2021-10-11 02:20:41,030 INFO L265 CegarLoopResult]: At program point L104(lines 104 573) the Hoare annotation is: true [2021-10-11 02:20:41,030 INFO L262 CegarLoopResult]: For program point L435-2(lines 205 537) no Hoare annotation was computed. [2021-10-11 02:20:41,031 INFO L258 CegarLoopResult]: At program point L171(lines 167 552) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,032 INFO L262 CegarLoopResult]: For program point L370(lines 370 374) no Hoare annotation was computed. [2021-10-11 02:20:41,032 INFO L262 CegarLoopResult]: For program point L173(lines 173 550) no Hoare annotation was computed. [2021-10-11 02:20:41,032 INFO L262 CegarLoopResult]: For program point L140(lines 140 561) no Hoare annotation was computed. [2021-10-11 02:20:41,032 INFO L262 CegarLoopResult]: For program point L107(lines 107 572) no Hoare annotation was computed. [2021-10-11 02:20:41,032 INFO L258 CegarLoopResult]: At program point L141(lines 137 562) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,032 INFO L265 CegarLoopResult]: At program point L538(lines 101 604) the Hoare annotation is: true [2021-10-11 02:20:41,032 INFO L265 CegarLoopResult]: At program point L605(lines 100 606) the Hoare annotation is: true [2021-10-11 02:20:41,033 INFO L262 CegarLoopResult]: For program point L176(lines 176 549) no Hoare annotation was computed. [2021-10-11 02:20:41,033 INFO L262 CegarLoopResult]: For program point L143(lines 143 560) no Hoare annotation was computed. [2021-10-11 02:20:41,033 INFO L262 CegarLoopResult]: For program point L110(lines 110 571) no Hoare annotation was computed. [2021-10-11 02:20:41,033 INFO L262 CegarLoopResult]: For program point L276(line 276) no Hoare annotation was computed. [2021-10-11 02:20:41,034 INFO L262 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2021-10-11 02:20:41,034 INFO L265 CegarLoopResult]: At program point L210(lines 107 572) the Hoare annotation is: true [2021-10-11 02:20:41,035 INFO L258 CegarLoopResult]: At program point L177(lines 173 550) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,036 INFO L262 CegarLoopResult]: For program point L574(lines 574 602) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L575(lines 575 599) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L344(lines 344 349) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L311-1(lines 311 325) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L179(lines 179 548) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L146(lines 146 559) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L113(lines 113 570) no Hoare annotation was computed. [2021-10-11 02:20:41,037 INFO L262 CegarLoopResult]: For program point L576(lines 576 585) no Hoare annotation was computed. [2021-10-11 02:20:41,038 INFO L262 CegarLoopResult]: For program point L576-2(lines 575 597) no Hoare annotation was computed. [2021-10-11 02:20:41,038 INFO L258 CegarLoopResult]: At program point L147(lines 143 560) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,038 INFO L262 CegarLoopResult]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-10-11 02:20:41,039 INFO L262 CegarLoopResult]: For program point L446(lines 446 451) no Hoare annotation was computed. [2021-10-11 02:20:41,039 INFO L262 CegarLoopResult]: For program point L182(lines 182 547) no Hoare annotation was computed. [2021-10-11 02:20:41,039 INFO L262 CegarLoopResult]: For program point L149(lines 149 558) no Hoare annotation was computed. [2021-10-11 02:20:41,040 INFO L262 CegarLoopResult]: For program point L215-2(lines 205 537) no Hoare annotation was computed. [2021-10-11 02:20:41,040 INFO L262 CegarLoopResult]: For program point L116(lines 116 569) no Hoare annotation was computed. [2021-10-11 02:20:41,040 INFO L262 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2021-10-11 02:20:41,040 INFO L262 CegarLoopResult]: For program point L315-2(lines 313 325) no Hoare annotation was computed. [2021-10-11 02:20:41,040 INFO L258 CegarLoopResult]: At program point L183(lines 179 548) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,042 INFO L262 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2021-10-11 02:20:41,043 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:20:41,043 INFO L262 CegarLoopResult]: For program point L251(lines 251 256) no Hoare annotation was computed. [2021-10-11 02:20:41,043 INFO L262 CegarLoopResult]: For program point L185(lines 185 546) no Hoare annotation was computed. [2021-10-11 02:20:41,043 INFO L262 CegarLoopResult]: For program point L152(lines 152 557) no Hoare annotation was computed. [2021-10-11 02:20:41,043 INFO L262 CegarLoopResult]: For program point L119(lines 119 568) no Hoare annotation was computed. [2021-10-11 02:20:41,043 INFO L258 CegarLoopResult]: At program point L153(lines 149 558) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,043 INFO L262 CegarLoopResult]: For program point L188(lines 188 545) no Hoare annotation was computed. [2021-10-11 02:20:41,044 INFO L262 CegarLoopResult]: For program point L155(lines 155 556) no Hoare annotation was computed. [2021-10-11 02:20:41,044 INFO L262 CegarLoopResult]: For program point L122(lines 122 567) no Hoare annotation was computed. [2021-10-11 02:20:41,044 INFO L262 CegarLoopResult]: For program point L387(lines 387 391) no Hoare annotation was computed. [2021-10-11 02:20:41,044 INFO L258 CegarLoopResult]: At program point L354(lines 354 358) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,044 INFO L258 CegarLoopResult]: At program point L189(lines 185 546) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,044 INFO L258 CegarLoopResult]: At program point L123(lines 119 568) the Hoare annotation is: (<= ULTIMATE.start_ssl3_connect_~s__state~0 4384) [2021-10-11 02:20:41,044 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L265 CegarLoopResult]: At program point L620(lines 68 622) the Hoare annotation is: true [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point L290-2(lines 205 537) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point L191(lines 191 544) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point L158(lines 158 555) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point L125(lines 125 566) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 276) no Hoare annotation was computed. [2021-10-11 02:20:41,045 INFO L262 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-10-11 02:20:41,046 INFO L262 CegarLoopResult]: For program point L227(lines 227 244) no Hoare annotation was computed. [2021-10-11 02:20:41,046 INFO L262 CegarLoopResult]: For program point L194(lines 194 543) no Hoare annotation was computed. [2021-10-11 02:20:41,046 INFO L262 CegarLoopResult]: For program point L161(lines 161 554) no Hoare annotation was computed. [2021-10-11 02:20:41,046 INFO L262 CegarLoopResult]: For program point L227-2(lines 205 537) no Hoare annotation was computed. [2021-10-11 02:20:41,046 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 276) no Hoare annotation was computed. [2021-10-11 02:20:41,046 INFO L262 CegarLoopResult]: For program point L128(lines 128 565) no Hoare annotation was computed. [2021-10-11 02:20:41,047 INFO L258 CegarLoopResult]: At program point L195(lines 191 544) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,047 INFO L258 CegarLoopResult]: At program point L129(lines 125 566) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,047 INFO L262 CegarLoopResult]: For program point L493-1(lines 493 505) no Hoare annotation was computed. [2021-10-11 02:20:41,047 INFO L262 CegarLoopResult]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:20:41,047 INFO L262 CegarLoopResult]: For program point L229(lines 229 234) no Hoare annotation was computed. [2021-10-11 02:20:41,048 INFO L265 CegarLoopResult]: At program point L197(lines 197 542) the Hoare annotation is: true [2021-10-11 02:20:41,048 INFO L262 CegarLoopResult]: For program point L164(lines 164 553) no Hoare annotation was computed. [2021-10-11 02:20:41,048 INFO L262 CegarLoopResult]: For program point L131(lines 131 564) no Hoare annotation was computed. [2021-10-11 02:20:41,048 INFO L258 CegarLoopResult]: At program point L198(lines 197 542) the Hoare annotation is: (<= ULTIMATE.start_ssl3_connect_~s__state~0 4384) [2021-10-11 02:20:41,048 INFO L258 CegarLoopResult]: At program point L165(lines 155 556) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2021-10-11 02:20:41,048 INFO L262 CegarLoopResult]: For program point L496(lines 496 501) no Hoare annotation was computed. [2021-10-11 02:20:41,048 INFO L262 CegarLoopResult]: For program point L265-2(lines 205 537) no Hoare annotation was computed. [2021-10-11 02:20:41,048 INFO L262 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2021-10-11 02:20:41,049 INFO L262 CegarLoopResult]: For program point L332-2(lines 205 537) no Hoare annotation was computed. [2021-10-11 02:20:41,049 INFO L262 CegarLoopResult]: For program point L167(lines 167 552) no Hoare annotation was computed. [2021-10-11 02:20:41,049 INFO L262 CegarLoopResult]: For program point L134(lines 134 563) no Hoare annotation was computed. [2021-10-11 02:20:41,049 INFO L262 CegarLoopResult]: For program point L101-1(lines 68 622) no Hoare annotation was computed. [2021-10-11 02:20:41,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:20:41 BoogieIcfgContainer [2021-10-11 02:20:41,068 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:20:41,068 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:20:41,068 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:20:41,069 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:20:41,070 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:39" (3/4) ... [2021-10-11 02:20:41,077 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:20:41,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2021-10-11 02:20:41,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:20:41,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:20:41,114 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:20:41,248 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d883b4a1-ae35-4407-a5eb-dee3f9b5e26d/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:20:41,248 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:20:41,250 INFO L168 Benchmark]: Toolchain (without parser) took 3391.45 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 64.0 MB in the beginning and 116.8 MB in the end (delta: -52.8 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,250 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 102.8 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:41,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.11 ms. Allocated memory is still 102.8 MB. Free memory was 63.9 MB in the beginning and 49.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.97 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 49.2 MB in the beginning and 99.4 MB in the end (delta: -50.2 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,252 INFO L168 Benchmark]: Boogie Preprocessor took 49.96 ms. Allocated memory is still 123.7 MB. Free memory was 99.4 MB in the beginning and 100.5 MB in the end (delta: -1.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,252 INFO L168 Benchmark]: RCFGBuilder took 1287.85 ms. Allocated memory is still 123.7 MB. Free memory was 99.8 MB in the beginning and 90.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,252 INFO L168 Benchmark]: TraceAbstraction took 1448.53 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 89.0 MB in the beginning and 69.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,253 INFO L168 Benchmark]: Witness Printer took 180.08 ms. Allocated memory is still 148.9 MB. Free memory was 68.6 MB in the beginning and 116.8 MB in the end (delta: -48.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:41,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 102.8 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 336.11 ms. Allocated memory is still 102.8 MB. Free memory was 63.9 MB in the beginning and 49.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.97 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 49.2 MB in the beginning and 99.4 MB in the end (delta: -50.2 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.96 ms. Allocated memory is still 123.7 MB. Free memory was 99.4 MB in the beginning and 100.5 MB in the end (delta: -1.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1287.85 ms. Allocated memory is still 123.7 MB. Free memory was 99.8 MB in the beginning and 90.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1448.53 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 89.0 MB in the beginning and 69.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * Witness Printer took 180.08 ms. Allocated memory is still 148.9 MB. Free memory was 68.6 MB in the beginning and 116.8 MB in the end (delta: -48.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 276]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 276]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: s__state <= 4384 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: s__state <= 4384 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 4384 <= s__state - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 86 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 351 SDtfs, 126 SDslu, 111 SDs, 0 SdLazy, 305 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 49 NumberOfFragments, 48 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 1019 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...