./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ea20fb0f404d25ed5e02b80c4bdd9a9a5bdbabb ....................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-19 22:24:25,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 22:24:25,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 22:24:25,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 22:24:25,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 22:24:25,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 22:24:25,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 22:24:25,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 22:24:25,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 22:24:25,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 22:24:25,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 22:24:25,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 22:24:25,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 22:24:25,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 22:24:25,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 22:24:25,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 22:24:25,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 22:24:25,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 22:24:25,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 22:24:25,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 22:24:25,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 22:24:25,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 22:24:25,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 22:24:25,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 22:24:25,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 22:24:25,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 22:24:25,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 22:24:25,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 22:24:25,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 22:24:25,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 22:24:25,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 22:24:25,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 22:24:25,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 22:24:25,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 22:24:25,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 22:24:25,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 22:24:25,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 22:24:25,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 22:24:25,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 22:24:25,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 22:24:25,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 22:24:25,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 22:24:26,013 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 22:24:26,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 22:24:26,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 22:24:26,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 22:24:26,015 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 22:24:26,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 22:24:26,016 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 22:24:26,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 22:24:26,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 22:24:26,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 22:24:26,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 22:24:26,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 22:24:26,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 22:24:26,017 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 22:24:26,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 22:24:26,018 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 22:24:26,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 22:24:26,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 22:24:26,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 22:24:26,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 22:24:26,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 22:24:26,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 22:24:26,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 22:24:26,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 22:24:26,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 22:24:26,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 22:24:26,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 22:24:26,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 22:24:26,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 22:24:26,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ea20fb0f404d25ed5e02b80c4bdd9a9a5bdbabb [2020-10-19 22:24:26,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 22:24:26,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 22:24:26,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 22:24:26,223 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 22:24:26,224 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 22:24:26,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-1.c [2020-10-19 22:24:26,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d47d57a/97932e460dd24fd9925f5cd96f2c3155/FLAGf6f75f0cd [2020-10-19 22:24:26,879 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 22:24:26,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-1.c [2020-10-19 22:24:26,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d47d57a/97932e460dd24fd9925f5cd96f2c3155/FLAGf6f75f0cd [2020-10-19 22:24:27,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d47d57a/97932e460dd24fd9925f5cd96f2c3155 [2020-10-19 22:24:27,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 22:24:27,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 22:24:27,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:27,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 22:24:27,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 22:24:27,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651199fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27, skipping insertion in model container [2020-10-19 22:24:27,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 22:24:27,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 22:24:27,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:27,708 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 22:24:27,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:27,781 INFO L208 MainTranslator]: Completed translation [2020-10-19 22:24:27,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27 WrapperNode [2020-10-19 22:24:27,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:27,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:27,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 22:24:27,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 22:24:27,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:27,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 22:24:27,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 22:24:27,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 22:24:27,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 22:24:27,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 22:24:27,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 22:24:27,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 22:24:27,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 22:24:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 22:24:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 22:24:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 22:24:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 22:24:28,168 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 22:24:28,805 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2020-10-19 22:24:28,806 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2020-10-19 22:24:28,818 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 22:24:28,818 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 22:24:28,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:28 BoogieIcfgContainer [2020-10-19 22:24:28,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 22:24:28,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 22:24:28,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 22:24:28,826 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 22:24:28,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 10:24:27" (1/3) ... [2020-10-19 22:24:28,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b027de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:28, skipping insertion in model container [2020-10-19 22:24:28,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (2/3) ... [2020-10-19 22:24:28,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b027de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:28, skipping insertion in model container [2020-10-19 22:24:28,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:28" (3/3) ... [2020-10-19 22:24:28,829 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_6.cil-1.c [2020-10-19 22:24:28,858 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 22:24:28,866 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 22:24:28,878 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 22:24:28,900 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 22:24:28,901 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 22:24:28,901 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 22:24:28,901 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 22:24:28,902 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 22:24:28,902 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 22:24:28,902 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 22:24:28,902 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 22:24:28,919 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2020-10-19 22:24:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-19 22:24:28,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:28,924 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-19 22:24:28,924 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:28,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:28,930 INFO L82 PathProgramCache]: Analyzing trace with hash 889570064, now seen corresponding path program 1 times [2020-10-19 22:24:28,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:28,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084288177] [2020-10-19 22:24:28,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 22:24:29,067 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 22:24:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 22:24:29,101 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 22:24:29,131 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 22:24:29,131 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-19 22:24:29,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 22:24:29,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 10:24:29 BoogieIcfgContainer [2020-10-19 22:24:29,166 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 22:24:29,167 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 22:24:29,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 22:24:29,170 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 22:24:29,170 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:28" (3/4) ... [2020-10-19 22:24:29,173 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-19 22:24:29,261 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 22:24:29,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 22:24:29,265 INFO L168 Benchmark]: Toolchain (without parser) took 1976.47 ms. Allocated memory was 40.9 MB in the beginning and 48.2 MB in the end (delta: 7.3 MB). Free memory was 18.2 MB in the beginning and 25.1 MB in the end (delta: -6.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,265 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 30.9 MB. Free memory was 7.1 MB in the beginning and 7.1 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.73 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 17.3 MB in the beginning and 11.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,268 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.51 ms. Allocated memory was 41.9 MB in the beginning and 43.5 MB in the end (delta: 1.6 MB). Free memory was 11.3 MB in the beginning and 24.1 MB in the end (delta: -12.7 MB). Peak memory consumption was 151.4 kB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,269 INFO L168 Benchmark]: Boogie Preprocessor took 41.58 ms. Allocated memory is still 43.5 MB. Free memory was 24.1 MB in the beginning and 21.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,270 INFO L168 Benchmark]: RCFGBuilder took 912.91 ms. Allocated memory was 43.5 MB in the beginning and 46.1 MB in the end (delta: 2.6 MB). Free memory was 21.5 MB in the beginning and 12.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 13.5 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,271 INFO L168 Benchmark]: TraceAbstraction took 344.16 ms. Allocated memory was 46.1 MB in the beginning and 48.2 MB in the end (delta: 2.1 MB). Free memory was 11.8 MB in the beginning and 13.6 MB in the end (delta: -1.7 MB). Peak memory consumption was 371.0 kB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,271 INFO L168 Benchmark]: Witness Printer took 95.38 ms. Allocated memory is still 48.2 MB. Free memory was 13.6 MB in the beginning and 25.1 MB in the end (delta: -11.6 MB). Peak memory consumption was 6.0 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:29,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 30.9 MB. Free memory was 7.1 MB in the beginning and 7.1 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 487.73 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 17.3 MB in the beginning and 11.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 82.51 ms. Allocated memory was 41.9 MB in the beginning and 43.5 MB in the end (delta: 1.6 MB). Free memory was 11.3 MB in the beginning and 24.1 MB in the end (delta: -12.7 MB). Peak memory consumption was 151.4 kB. Max. memory is 14.3 GB. * Boogie Preprocessor took 41.58 ms. Allocated memory is still 43.5 MB. Free memory was 24.1 MB in the beginning and 21.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.3 GB. * RCFGBuilder took 912.91 ms. Allocated memory was 43.5 MB in the beginning and 46.1 MB in the end (delta: 2.6 MB). Free memory was 21.5 MB in the beginning and 12.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 13.5 MB. Max. memory is 14.3 GB. * TraceAbstraction took 344.16 ms. Allocated memory was 46.1 MB in the beginning and 48.2 MB in the end (delta: 2.1 MB). Free memory was 11.8 MB in the beginning and 13.6 MB in the end (delta: -1.7 MB). Peak memory consumption was 371.0 kB. Max. memory is 14.3 GB. * Witness Printer took 95.38 ms. Allocated memory is still 48.2 MB. Free memory was 13.6 MB in the beginning and 25.1 MB in the end (delta: -11.6 MB). Peak memory consumption was 6.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L677] int s ; [L678] int tmp ; [L682] s = 8464 [L13] int s__info_callback = __VERIFIER_nondet_int() ; [L14] int s__in_handshake = __VERIFIER_nondet_int() ; [L15] int s__state ; [L16] int s__new_session ; [L17] int s__server ; [L18] int s__version = __VERIFIER_nondet_int() ; [L19] int s__type ; [L20] int s__init_num ; [L21] int s__hit = __VERIFIER_nondet_int() ; [L22] int s__rwstate ; [L23] int s__init_buf___0 = 1; [L24] int s__debug = __VERIFIER_nondet_int() ; [L25] int s__shutdown ; [L26] int s__cert = __VERIFIER_nondet_int() ; [L27] int s__options = __VERIFIER_nondet_int() ; [L28] int s__verify_mode = __VERIFIER_nondet_int() ; [L29] int s__session__peer = __VERIFIER_nondet_int() ; [L30] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L31] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L34] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L35] int s__s3__tmp__cert_request ; [L36] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__use_rsa_tmp ; [L38] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L40] int s__s3__tmp__next_state___0 ; [L41] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L42] int s__session__cipher ; [L43] int buf ; [L44] unsigned long l ; [L45] unsigned long Time ; [L46] unsigned long tmp ; [L47] int cb ; [L48] long num1 = __VERIFIER_nondet_long() ; [L49] int ret ; [L50] int new_state ; [L51] int state ; [L52] int skip ; [L53] int got_new_session ; [L54] int tmp___1 = __VERIFIER_nondet_int() ; [L55] int tmp___2 = __VERIFIER_nondet_int() ; [L56] int tmp___3 = __VERIFIER_nondet_int() ; [L57] int tmp___4 = __VERIFIER_nondet_int() ; [L58] int tmp___5 = __VERIFIER_nondet_int() ; [L59] int tmp___6 = __VERIFIER_nondet_int() ; [L60] int tmp___7 ; [L61] long tmp___8 = __VERIFIER_nondet_long() ; [L62] int tmp___9 = __VERIFIER_nondet_int() ; [L63] int tmp___10 = __VERIFIER_nondet_int() ; [L64] int blastFlag ; [L65] int __cil_tmp55 ; [L66] unsigned long __cil_tmp56 ; [L67] unsigned long __cil_tmp57 ; [L68] unsigned long __cil_tmp58 ; [L69] unsigned long __cil_tmp59 ; [L70] int __cil_tmp60 ; [L71] unsigned long __cil_tmp61 ; [L75] s__state = initial_state [L76] blastFlag = 0 [L77] tmp = __VERIFIER_nondet_int() [L78] Time = tmp [L79] cb = 0 [L80] ret = -1 [L81] skip = 0 [L82] got_new_session = 0 [L83] COND FALSE !(s__info_callback != 0) [L86] COND TRUE s__ctx__info_callback != 0 [L87] cb = s__ctx__info_callback [L89] COND TRUE cb != 0 [L3] __assert_fail("0", "s3_srvr_6.cil-1.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 160 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 incorrect! Received shutdown request...