./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan --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 a482892abf67e79a3ae4664db384c404b0bcc555 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:55:47,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:55:47,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:55:47,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:55:47,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:55:47,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:55:47,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:55:47,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:55:47,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:55:47,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:55:47,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:55:47,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:55:47,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:55:47,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:55:47,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:55:47,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:55:47,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:55:47,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:55:47,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:55:47,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:55:47,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:55:47,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:55:47,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:55:47,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:55:47,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:55:47,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:55:47,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:55:47,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:55:47,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:55:47,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:55:47,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:55:47,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:55:47,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:55:47,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:55:47,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:55:47,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:55:47,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:55:47,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:55:47,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:55:47,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:55:47,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:55:47,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2019-11-26 02:55:47,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:55:47,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:55:47,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:55:47,876 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:55:47,876 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:55:47,877 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:55:47,877 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:55:47,877 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:55:47,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:55:47,878 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:55:47,878 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:55:47,878 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:55:47,878 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:55:47,878 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:55:47,879 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:55:47,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:55:47,880 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:55:47,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:55:47,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:55:47,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:55:47,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:55:47,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:55:47,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:55:47,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:55:47,882 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 02:55:47,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:55:47,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:55:47,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:55:47,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:55:47,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:55:47,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:55:47,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:55:47,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:55:47,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:55:47,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:55:47,885 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:55:47,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:55:47,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:55:47,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:55:47,886 INFO L138 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/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/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 ! 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 -> a482892abf67e79a3ae4664db384c404b0bcc555 [2019-11-26 02:55:48,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:55:48,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:55:48,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:55:48,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:55:48,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:55:48,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2019-11-26 02:55:48,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/data/6c40a10e3/7f5a6acfc1974cce92e091c857b7f1a5/FLAGa745ffef0 [2019-11-26 02:55:48,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:55:48,584 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2019-11-26 02:55:48,595 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/data/6c40a10e3/7f5a6acfc1974cce92e091c857b7f1a5/FLAGa745ffef0 [2019-11-26 02:55:48,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/data/6c40a10e3/7f5a6acfc1974cce92e091c857b7f1a5 [2019-11-26 02:55:48,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:55:48,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:55:48,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:55:48,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:55:48,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:55:48,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:55:48" (1/1) ... [2019-11-26 02:55:48,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a2d7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:48, skipping insertion in model container [2019-11-26 02:55:48,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:55:48" (1/1) ... [2019-11-26 02:55:48,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:55:49,060 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:55:49,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:55:49,491 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:55:49,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:55:49,585 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:55:49,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49 WrapperNode [2019-11-26 02:55:49,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:55:49,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:55:49,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:55:49,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:55:49,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:55:49,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:55:49,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:55:49,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:55:49,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... [2019-11-26 02:55:49,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:55:49,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:55:49,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:55:49,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:55:49,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/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 [2019-11-26 02:55:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:55:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:55:50,033 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-26 02:55:50,682 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2019-11-26 02:55:50,682 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2019-11-26 02:55:51,158 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:55:51,159 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-26 02:55:51,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:51 BoogieIcfgContainer [2019-11-26 02:55:51,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:55:51,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:55:51,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:55:51,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:55:51,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:55:48" (1/3) ... [2019-11-26 02:55:51,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c29fa87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:55:51, skipping insertion in model container [2019-11-26 02:55:51,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:49" (2/3) ... [2019-11-26 02:55:51,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c29fa87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:55:51, skipping insertion in model container [2019-11-26 02:55:51,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:51" (3/3) ... [2019-11-26 02:55:51,168 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2019-11-26 02:55:51,178 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:55:51,186 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-26 02:55:51,198 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-26 02:55:51,225 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:55:51,225 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:55:51,226 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:55:51,226 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:55:51,226 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:55:51,226 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:55:51,226 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:55:51,227 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:55:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2019-11-26 02:55:51,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-26 02:55:51,265 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:51,266 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:51,266 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-26 02:55:51,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:51,273 INFO L82 PathProgramCache]: Analyzing trace with hash -85049223, now seen corresponding path program 1 times [2019-11-26 02:55:51,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:51,284 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093124156] [2019-11-26 02:55:51,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:51,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:51,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093124156] [2019-11-26 02:55:51,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:51,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:51,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570771154] [2019-11-26 02:55:51,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:51,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:51,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:51,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:51,541 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 3 states. [2019-11-26 02:55:51,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:51,738 INFO L93 Difference]: Finished difference Result 173 states and 297 transitions. [2019-11-26 02:55:51,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:51,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-11-26 02:55:51,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:51,753 INFO L225 Difference]: With dead ends: 173 [2019-11-26 02:55:51,753 INFO L226 Difference]: Without dead ends: 85 [2019-11-26 02:55:51,757 INFO L630 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 [2019-11-26 02:55:51,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-11-26 02:55:51,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-11-26 02:55:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-26 02:55:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 122 transitions. [2019-11-26 02:55:51,813 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 122 transitions. Word has length 11 [2019-11-26 02:55:51,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:51,814 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 122 transitions. [2019-11-26 02:55:51,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2019-11-26 02:55:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:55:51,815 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:51,815 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:51,816 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-26 02:55:51,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:51,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1970720510, now seen corresponding path program 1 times [2019-11-26 02:55:51,817 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:51,817 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434536040] [2019-11-26 02:55:51,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:55:51,906 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434536040] [2019-11-26 02:55:51,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:51,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:51,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244853779] [2019-11-26 02:55:51,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:51,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:51,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:51,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:51,909 INFO L87 Difference]: Start difference. First operand 85 states and 122 transitions. Second operand 3 states. [2019-11-26 02:55:52,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:52,192 INFO L93 Difference]: Finished difference Result 214 states and 324 transitions. [2019-11-26 02:55:52,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:52,193 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-26 02:55:52,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:52,195 INFO L225 Difference]: With dead ends: 214 [2019-11-26 02:55:52,196 INFO L226 Difference]: Without dead ends: 132 [2019-11-26 02:55:52,197 INFO L630 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 [2019-11-26 02:55:52,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-11-26 02:55:52,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 122. [2019-11-26 02:55:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-11-26 02:55:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 167 transitions. [2019-11-26 02:55:52,220 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 167 transitions. Word has length 20 [2019-11-26 02:55:52,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:52,221 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 167 transitions. [2019-11-26 02:55:52,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:52,222 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2019-11-26 02:55:52,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:55:52,223 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:52,223 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:52,223 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-26 02:55:52,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:52,224 INFO L82 PathProgramCache]: Analyzing trace with hash 962793961, now seen corresponding path program 1 times [2019-11-26 02:55:52,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:52,225 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615651306] [2019-11-26 02:55:52,225 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:55:52,305 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615651306] [2019-11-26 02:55:52,306 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:52,306 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:52,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58165882] [2019-11-26 02:55:52,307 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:52,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:52,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:52,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:52,308 INFO L87 Difference]: Start difference. First operand 122 states and 167 transitions. Second operand 3 states. [2019-11-26 02:55:52,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:52,512 INFO L93 Difference]: Finished difference Result 324 states and 458 transitions. [2019-11-26 02:55:52,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:52,513 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-11-26 02:55:52,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:52,514 INFO L225 Difference]: With dead ends: 324 [2019-11-26 02:55:52,514 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:55:52,516 INFO L630 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 [2019-11-26 02:55:52,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:55:52,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:55:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:55:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:55:52,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2019-11-26 02:55:52,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:52,517 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:55:52,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:55:52,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:55:52,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:55:52,569 INFO L444 ceAbstractionStarter]: For program point L168(lines 168 549) no Hoare annotation was computed. [2019-11-26 02:55:52,569 INFO L444 ceAbstractionStarter]: For program point L135(lines 135 560) no Hoare annotation was computed. [2019-11-26 02:55:52,570 INFO L447 ceAbstractionStarter]: At program point L102(lines 102 571) the Hoare annotation is: true [2019-11-26 02:55:52,570 INFO L444 ceAbstractionStarter]: For program point L433-2(lines 203 535) no Hoare annotation was computed. [2019-11-26 02:55:52,570 INFO L440 ceAbstractionStarter]: At program point L169(lines 165 550) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,570 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 372) no Hoare annotation was computed. [2019-11-26 02:55:52,571 INFO L444 ceAbstractionStarter]: For program point L171(lines 171 548) no Hoare annotation was computed. [2019-11-26 02:55:52,571 INFO L444 ceAbstractionStarter]: For program point L138(lines 138 559) no Hoare annotation was computed. [2019-11-26 02:55:52,571 INFO L444 ceAbstractionStarter]: For program point L105(lines 105 570) no Hoare annotation was computed. [2019-11-26 02:55:52,571 INFO L440 ceAbstractionStarter]: At program point L139(lines 135 560) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,571 INFO L447 ceAbstractionStarter]: At program point L536(lines 99 602) the Hoare annotation is: true [2019-11-26 02:55:52,571 INFO L447 ceAbstractionStarter]: At program point L603(lines 98 604) the Hoare annotation is: true [2019-11-26 02:55:52,572 INFO L444 ceAbstractionStarter]: For program point L174(lines 174 547) no Hoare annotation was computed. [2019-11-26 02:55:52,572 INFO L444 ceAbstractionStarter]: For program point L141(lines 141 558) no Hoare annotation was computed. [2019-11-26 02:55:52,572 INFO L444 ceAbstractionStarter]: For program point L108(lines 108 569) no Hoare annotation was computed. [2019-11-26 02:55:52,572 INFO L444 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2019-11-26 02:55:52,572 INFO L444 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2019-11-26 02:55:52,572 INFO L447 ceAbstractionStarter]: At program point L208(lines 105 570) the Hoare annotation is: true [2019-11-26 02:55:52,573 INFO L440 ceAbstractionStarter]: At program point L175(lines 171 548) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,573 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 600) no Hoare annotation was computed. [2019-11-26 02:55:52,573 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 597) no Hoare annotation was computed. [2019-11-26 02:55:52,573 INFO L444 ceAbstractionStarter]: For program point L342(lines 342 347) no Hoare annotation was computed. [2019-11-26 02:55:52,573 INFO L444 ceAbstractionStarter]: For program point L309-1(lines 309 323) no Hoare annotation was computed. [2019-11-26 02:55:52,573 INFO L444 ceAbstractionStarter]: For program point L177(lines 177 546) no Hoare annotation was computed. [2019-11-26 02:55:52,574 INFO L444 ceAbstractionStarter]: For program point L144(lines 144 557) no Hoare annotation was computed. [2019-11-26 02:55:52,574 INFO L444 ceAbstractionStarter]: For program point L111(lines 111 568) no Hoare annotation was computed. [2019-11-26 02:55:52,574 INFO L444 ceAbstractionStarter]: For program point L574(lines 574 583) no Hoare annotation was computed. [2019-11-26 02:55:52,574 INFO L444 ceAbstractionStarter]: For program point L574-2(lines 573 595) no Hoare annotation was computed. [2019-11-26 02:55:52,574 INFO L440 ceAbstractionStarter]: At program point L145(lines 141 558) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,574 INFO L444 ceAbstractionStarter]: For program point L576(lines 576 580) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L444(lines 444 449) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 545) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 556) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L213-2(lines 203 535) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L114(lines 114 567) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 482) no Hoare annotation was computed. [2019-11-26 02:55:52,575 INFO L444 ceAbstractionStarter]: For program point L313-2(lines 311 323) no Hoare annotation was computed. [2019-11-26 02:55:52,576 INFO L440 ceAbstractionStarter]: At program point L181(lines 177 546) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,576 INFO L444 ceAbstractionStarter]: For program point L413(lines 413 417) no Hoare annotation was computed. [2019-11-26 02:55:52,576 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 254) no Hoare annotation was computed. [2019-11-26 02:55:52,576 INFO L444 ceAbstractionStarter]: For program point L183(lines 183 544) no Hoare annotation was computed. [2019-11-26 02:55:52,576 INFO L444 ceAbstractionStarter]: For program point L150(lines 150 555) no Hoare annotation was computed. [2019-11-26 02:55:52,579 INFO L444 ceAbstractionStarter]: For program point L117(lines 117 566) no Hoare annotation was computed. [2019-11-26 02:55:52,580 INFO L440 ceAbstractionStarter]: At program point L151(lines 147 556) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,580 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-26 02:55:52,580 INFO L444 ceAbstractionStarter]: For program point L186(lines 186 543) no Hoare annotation was computed. [2019-11-26 02:55:52,580 INFO L444 ceAbstractionStarter]: For program point L153(lines 153 554) no Hoare annotation was computed. [2019-11-26 02:55:52,580 INFO L444 ceAbstractionStarter]: For program point L120(lines 120 565) no Hoare annotation was computed. [2019-11-26 02:55:52,581 INFO L444 ceAbstractionStarter]: For program point L385(lines 385 389) no Hoare annotation was computed. [2019-11-26 02:55:52,582 INFO L440 ceAbstractionStarter]: At program point L352(lines 352 356) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,582 INFO L440 ceAbstractionStarter]: At program point L187(lines 183 544) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,583 INFO L440 ceAbstractionStarter]: At program point L121(lines 117 566) the Hoare annotation is: (<= ULTIMATE.start_ssl3_connect_~s__state~0 4384) [2019-11-26 02:55:52,583 INFO L447 ceAbstractionStarter]: At program point L618(lines 66 620) the Hoare annotation is: true [2019-11-26 02:55:52,583 INFO L444 ceAbstractionStarter]: For program point L288-2(lines 203 535) no Hoare annotation was computed. [2019-11-26 02:55:52,583 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 542) no Hoare annotation was computed. [2019-11-26 02:55:52,584 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 553) no Hoare annotation was computed. [2019-11-26 02:55:52,584 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 564) no Hoare annotation was computed. [2019-11-26 02:55:52,584 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 458) no Hoare annotation was computed. [2019-11-26 02:55:52,584 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:55:52,585 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 361) no Hoare annotation was computed. [2019-11-26 02:55:52,585 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 242) no Hoare annotation was computed. [2019-11-26 02:55:52,585 INFO L444 ceAbstractionStarter]: For program point L192(lines 192 541) no Hoare annotation was computed. [2019-11-26 02:55:52,585 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 552) no Hoare annotation was computed. [2019-11-26 02:55:52,585 INFO L444 ceAbstractionStarter]: For program point L225-2(lines 203 535) no Hoare annotation was computed. [2019-11-26 02:55:52,586 INFO L444 ceAbstractionStarter]: For program point L126(lines 126 563) no Hoare annotation was computed. [2019-11-26 02:55:52,586 INFO L440 ceAbstractionStarter]: At program point L193(lines 189 542) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,586 INFO L440 ceAbstractionStarter]: At program point L127(lines 123 564) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,587 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2019-11-26 02:55:52,587 INFO L444 ceAbstractionStarter]: For program point L491-1(lines 491 503) no Hoare annotation was computed. [2019-11-26 02:55:52,587 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-11-26 02:55:52,587 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 232) no Hoare annotation was computed. [2019-11-26 02:55:52,588 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2019-11-26 02:55:52,588 INFO L447 ceAbstractionStarter]: At program point L195(lines 195 540) the Hoare annotation is: true [2019-11-26 02:55:52,588 INFO L444 ceAbstractionStarter]: For program point L162(lines 162 551) no Hoare annotation was computed. [2019-11-26 02:55:52,588 INFO L444 ceAbstractionStarter]: For program point L129(lines 129 562) no Hoare annotation was computed. [2019-11-26 02:55:52,589 INFO L440 ceAbstractionStarter]: At program point L196(lines 195 540) the Hoare annotation is: (<= ULTIMATE.start_ssl3_connect_~s__state~0 4384) [2019-11-26 02:55:52,589 INFO L440 ceAbstractionStarter]: At program point L163(lines 153 554) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,589 INFO L444 ceAbstractionStarter]: For program point L494(lines 494 499) no Hoare annotation was computed. [2019-11-26 02:55:52,589 INFO L444 ceAbstractionStarter]: For program point L263-2(lines 203 535) no Hoare annotation was computed. [2019-11-26 02:55:52,590 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 400) no Hoare annotation was computed. [2019-11-26 02:55:52,590 INFO L444 ceAbstractionStarter]: For program point L330-2(lines 203 535) no Hoare annotation was computed. [2019-11-26 02:55:52,590 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 550) no Hoare annotation was computed. [2019-11-26 02:55:52,591 INFO L444 ceAbstractionStarter]: For program point L132(lines 132 561) no Hoare annotation was computed. [2019-11-26 02:55:52,591 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 66 620) no Hoare annotation was computed. [2019-11-26 02:55:52,591 INFO L440 ceAbstractionStarter]: At program point L133(lines 129 562) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-11-26 02:55:52,591 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 238) no Hoare annotation was computed. [2019-11-26 02:55:52,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:55:52 BoogieIcfgContainer [2019-11-26 02:55:52,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:55:52,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:55:52,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:55:52,613 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:55:52,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:51" (3/4) ... [2019-11-26 02:55:52,618 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:55:52,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2019-11-26 02:55:52,646 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-26 02:55:52,647 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:55:52,819 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_53f0feeb-759a-4966-bbcf-216943393eaf/bin/utaipan/witness.graphml [2019-11-26 02:55:52,819 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:55:52,825 INFO L168 Benchmark]: Toolchain (without parser) took 3845.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 947.4 MB in the beginning and 929.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 187.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:52,826 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:55:52,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 947.4 MB in the beginning and 1.2 GB in the end (delta: -210.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:52,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:55:52,832 INFO L168 Benchmark]: Boogie Preprocessor took 64.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:52,832 INFO L168 Benchmark]: RCFGBuilder took 1428.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:52,833 INFO L168 Benchmark]: TraceAbstraction took 1451.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 940.3 MB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:52,833 INFO L168 Benchmark]: Witness Printer took 206.43 ms. Allocated memory is still 1.2 GB. Free memory was 940.3 MB in the beginning and 929.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:52,835 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 608.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 947.4 MB in the beginning and 1.2 GB in the end (delta: -210.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1428.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1451.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 940.3 MB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. * Witness Printer took 206.43 ms. Allocated memory is still 1.2 GB. Free memory was 940.3 MB in the beginning and 929.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: 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: 171]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: s__state <= 4384 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: s__state <= 4384 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 86 locations, 2 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 351 SDtfs, 126 SDslu, 111 SDs, 0 SdLazy, 305 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s 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, 0.0s 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...