./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-1dbac8b [2018-10-27 00:33:18,896 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:33:18,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:33:18,910 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:33:18,910 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:33:18,911 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:33:18,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:33:18,913 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:33:18,914 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:33:18,915 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:33:18,916 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:33:18,916 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:33:18,916 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:33:18,917 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:33:18,920 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:33:18,921 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:33:18,922 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:33:18,923 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:33:18,924 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:33:18,925 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:33:18,934 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:33:18,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:33:18,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:33:18,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:33:18,937 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:33:18,941 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:33:18,942 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:33:18,943 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:33:18,943 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:33:18,944 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:33:18,944 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:33:18,945 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:33:18,945 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:33:18,945 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:33:18,948 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:33:18,950 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:33:18,950 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 00:33:18,960 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:33:18,961 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:33:18,961 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:33:18,962 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:33:18,962 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:33:18,962 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:33:18,962 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 00:33:18,962 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:33:18,962 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 00:33:18,963 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 00:33:18,963 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:33:18,963 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:33:18,963 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:33:18,963 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:33:18,964 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:33:18,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:33:18,965 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:33:18,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:33:18,965 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:33:18,965 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:33:18,965 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:33:18,968 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:33:18,968 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:33:18,968 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:33:18,968 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 00:33:18,968 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:33:18,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:33:18,968 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 00:33:18,969 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 [2018-10-27 00:33:19,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:33:19,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:33:19,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:33:19,021 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:33:19,021 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:33:19,022 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-10-27 00:33:19,071 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/be5163caf/241ec1d360df4a3cad5c619465d433f1/FLAG3654fb5ee [2018-10-27 00:33:19,594 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:33:19,595 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-10-27 00:33:19,622 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/be5163caf/241ec1d360df4a3cad5c619465d433f1/FLAG3654fb5ee [2018-10-27 00:33:19,640 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/be5163caf/241ec1d360df4a3cad5c619465d433f1 [2018-10-27 00:33:19,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:33:19,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:33:19,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:33:19,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:33:19,653 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:33:19,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:33:19" (1/1) ... [2018-10-27 00:33:19,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f6d12c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:19, skipping insertion in model container [2018-10-27 00:33:19,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:33:19" (1/1) ... [2018-10-27 00:33:19,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:33:19,754 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:33:20,368 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:33:20,377 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:33:20,629 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:33:20,740 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:33:20,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20 WrapperNode [2018-10-27 00:33:20,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:33:20,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:33:20,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:33:20,741 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:33:20,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:33:20,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:33:20,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:33:20,834 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:33:20,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... [2018-10-27 00:33:20,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:33:20,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:33:20,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:33:20,929 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:33:20,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:33:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:33:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:33:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-10-27 00:33:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-10-27 00:33:20,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:33:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:33:20,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:33:20,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:33:21,663 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-27 00:33:21,664 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-27 00:33:23,044 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:33:23,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:33:23 BoogieIcfgContainer [2018-10-27 00:33:23,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:33:23,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:33:23,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:33:23,048 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:33:23,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:33:19" (1/3) ... [2018-10-27 00:33:23,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd6d331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:33:23, skipping insertion in model container [2018-10-27 00:33:23,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:20" (2/3) ... [2018-10-27 00:33:23,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd6d331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:33:23, skipping insertion in model container [2018-10-27 00:33:23,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:33:23" (3/3) ... [2018-10-27 00:33:23,052 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-10-27 00:33:23,061 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:33:23,068 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:33:23,084 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:33:23,115 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:33:23,116 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:33:23,116 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:33:23,116 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:33:23,116 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:33:23,116 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:33:23,116 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:33:23,116 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:33:23,135 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-10-27 00:33:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 00:33:23,144 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:23,145 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:23,147 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:23,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:23,152 INFO L82 PathProgramCache]: Analyzing trace with hash 973485235, now seen corresponding path program 1 times [2018-10-27 00:33:23,154 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:33:23,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:23,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:23,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:23,202 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:33:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:33:23,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:23,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:33:23,539 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:33:23,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:33:23,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:33:23,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:23,557 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2018-10-27 00:33:23,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:23,719 INFO L93 Difference]: Finished difference Result 423 states and 709 transitions. [2018-10-27 00:33:23,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:33:23,721 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-10-27 00:33:23,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:23,734 INFO L225 Difference]: With dead ends: 423 [2018-10-27 00:33:23,734 INFO L226 Difference]: Without dead ends: 257 [2018-10-27 00:33:23,738 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:23,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-10-27 00:33:23,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2018-10-27 00:33:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-10-27 00:33:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 384 transitions. [2018-10-27 00:33:23,819 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 384 transitions. Word has length 52 [2018-10-27 00:33:23,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:23,819 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 384 transitions. [2018-10-27 00:33:23,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:33:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-10-27 00:33:23,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 00:33:23,824 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:23,824 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:23,824 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:23,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:23,825 INFO L82 PathProgramCache]: Analyzing trace with hash -154272470, now seen corresponding path program 1 times [2018-10-27 00:33:23,825 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:33:23,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:23,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:23,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:23,828 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:33:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:24,172 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:33:24,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:24,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 00:33:24,173 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:33:24,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 00:33:24,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 00:33:24,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 00:33:24,176 INFO L87 Difference]: Start difference. First operand 257 states and 384 transitions. Second operand 4 states. [2018-10-27 00:33:25,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:25,158 INFO L93 Difference]: Finished difference Result 425 states and 640 transitions. [2018-10-27 00:33:25,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 00:33:25,159 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-10-27 00:33:25,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:25,161 INFO L225 Difference]: With dead ends: 425 [2018-10-27 00:33:25,161 INFO L226 Difference]: Without dead ends: 302 [2018-10-27 00:33:25,162 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 00:33:25,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-10-27 00:33:25,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 280. [2018-10-27 00:33:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-10-27 00:33:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 423 transitions. [2018-10-27 00:33:25,182 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 423 transitions. Word has length 70 [2018-10-27 00:33:25,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:25,182 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 423 transitions. [2018-10-27 00:33:25,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 00:33:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 423 transitions. [2018-10-27 00:33:25,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:33:25,185 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:25,185 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:25,185 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:25,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:25,186 INFO L82 PathProgramCache]: Analyzing trace with hash -930653672, now seen corresponding path program 1 times [2018-10-27 00:33:25,186 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:33:25,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:25,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:25,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:25,187 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:33:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:25,341 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:33:25,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:25,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:33:25,341 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:33:25,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:33:25,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:33:25,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:25,342 INFO L87 Difference]: Start difference. First operand 280 states and 423 transitions. Second operand 3 states. [2018-10-27 00:33:25,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:25,519 INFO L93 Difference]: Finished difference Result 566 states and 868 transitions. [2018-10-27 00:33:25,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:33:25,519 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-10-27 00:33:25,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:25,522 INFO L225 Difference]: With dead ends: 566 [2018-10-27 00:33:25,522 INFO L226 Difference]: Without dead ends: 420 [2018-10-27 00:33:25,523 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:25,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2018-10-27 00:33:25,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2018-10-27 00:33:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-10-27 00:33:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 638 transitions. [2018-10-27 00:33:25,573 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 638 transitions. Word has length 84 [2018-10-27 00:33:25,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:25,573 INFO L481 AbstractCegarLoop]: Abstraction has 420 states and 638 transitions. [2018-10-27 00:33:25,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:33:25,574 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 638 transitions. [2018-10-27 00:33:25,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:33:25,580 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:25,580 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:25,580 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:25,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:25,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1824111991, now seen corresponding path program 1 times [2018-10-27 00:33:25,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:33:25,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:25,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:25,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:25,585 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:33:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:25,735 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:33:25,735 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:25,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:33:25,735 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:33:25,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:33:25,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:33:25,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:25,736 INFO L87 Difference]: Start difference. First operand 420 states and 638 transitions. Second operand 3 states. [2018-10-27 00:33:25,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:25,863 INFO L93 Difference]: Finished difference Result 850 states and 1304 transitions. [2018-10-27 00:33:25,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:33:25,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-10-27 00:33:25,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:25,868 INFO L225 Difference]: With dead ends: 850 [2018-10-27 00:33:25,868 INFO L226 Difference]: Without dead ends: 564 [2018-10-27 00:33:25,869 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:25,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2018-10-27 00:33:25,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 564. [2018-10-27 00:33:25,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2018-10-27 00:33:25,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 861 transitions. [2018-10-27 00:33:25,889 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 861 transitions. Word has length 93 [2018-10-27 00:33:25,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:25,890 INFO L481 AbstractCegarLoop]: Abstraction has 564 states and 861 transitions. [2018-10-27 00:33:25,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:33:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 861 transitions. [2018-10-27 00:33:25,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-27 00:33:25,892 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:25,893 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:25,893 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:25,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:25,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1828675668, now seen corresponding path program 1 times [2018-10-27 00:33:25,893 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:33:25,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:25,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:25,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:33:25,896 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:33:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:33:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:33:26,196 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 00:33:26,222 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:26,223 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:26,223 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:26,224 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:26,225 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:26,225 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:26,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:33:26 BoogieIcfgContainer [2018-10-27 00:33:26,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:33:26,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:33:26,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:33:26,294 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:33:26,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:33:23" (3/4) ... [2018-10-27 00:33:26,300 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:33:26,300 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:33:26,300 INFO L168 Benchmark]: Toolchain (without parser) took 6657.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 218.1 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 83.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:26,303 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:33:26,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1095.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -184.8 MB). Peak memory consumption was 187.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:26,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:26,305 INFO L168 Benchmark]: Boogie Preprocessor took 95.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:26,306 INFO L168 Benchmark]: RCFGBuilder took 2116.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.6 MB in the end (delta: 155.5 MB). Peak memory consumption was 155.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:26,307 INFO L168 Benchmark]: TraceAbstraction took 3246.90 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 80.2 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -132.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:33:26,308 INFO L168 Benchmark]: Witness Printer took 6.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:33:26,311 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1095.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -184.8 MB). Peak memory consumption was 187.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2116.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.6 MB in the end (delta: 155.5 MB). Peak memory consumption was 155.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3246.90 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 80.2 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -132.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 6.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1702]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 1121. Possible FailurePath: [L1042] static int init = 1; [L1043] CALL static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1065] SSL *s ; [L1066] int tmp ; [L1070] EXPR, FCALL malloc(sizeof(SSL)) [L1070] s = malloc(sizeof(SSL)) [L1071] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) [L1071] CALL s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1071] RET s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] EXPR, FCALL malloc(sizeof(SSL_CTX)) [L1072] CALL s->ctx = malloc(sizeof(SSL_CTX)) [L1072] RET s->ctx = malloc(sizeof(SSL_CTX)) [L1073] EXPR, FCALL malloc(sizeof(SSL_SESSION)) [L1073] CALL s->session = malloc(sizeof(SSL_SESSION)) [L1073] RET s->session = malloc(sizeof(SSL_SESSION)) [L1074] CALL s->state = 8464 [L1074] RET s->state = 8464 [L1075] CALL ssl3_accept(s) VAL [init=1, SSLv3_server_data={24585:0}] [L1081] BUF_MEM *buf ; [L1082] unsigned long l ; [L1083] unsigned long Time ; [L1084] unsigned long tmp ; [L1085] void (*cb)() ; [L1086] long num1 ; [L1087] int ret ; [L1088] int new_state ; [L1089] int state ; [L1090] int skip ; [L1091] int got_new_session ; [L1092] int tmp___1 = __VERIFIER_nondet_int() ; [L1093] int tmp___2 = __VERIFIER_nondet_int() ; [L1094] int tmp___3 = __VERIFIER_nondet_int() ; [L1095] int tmp___4 = __VERIFIER_nondet_int() ; [L1096] int tmp___5 = __VERIFIER_nondet_int() ; [L1097] int tmp___6 = __VERIFIER_nondet_int() ; [L1098] int tmp___7 ; [L1099] long tmp___8 = __VERIFIER_nondet_long() ; [L1100] int tmp___9 = __VERIFIER_nondet_int() ; [L1101] int tmp___10 = __VERIFIER_nondet_int() ; [L1102] int blastFlag ; [L1106] blastFlag = 0 [L1107] CALL s->hit=__VERIFIER_nondet_int () [L1107] RET s->hit=__VERIFIER_nondet_int () [L1108] CALL s->state = 8464 [L1108] RET s->state = 8464 [L1109] tmp = __VERIFIER_nondet_int() [L1110] Time = tmp [L1111] cb = (void (*)())((void *)0) [L1112] ret = -1 [L1113] skip = 0 [L1114] got_new_session = 0 [L1115] CALL, EXPR s->info_callback [L1115] RET, EXPR s->info_callback [L1115] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1116] CALL, EXPR s->info_callback [L1116] RET, EXPR s->info_callback [L1116] cb = s->info_callback [L1120] CALL, EXPR s->in_handshake [L1120] RET, EXPR s->in_handshake [L1120] CALL s->in_handshake += 1 [L1120] RET s->in_handshake += 1 [L1121] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={24585:0}] [L1130] CALL, EXPR s->cert [L1130] RET, EXPR s->cert [L1130] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND TRUE s->state == 8464 [L1323] CALL s->shutdown = 0 [L1323] RET s->shutdown = 0 [L1324] ret = __VERIFIER_nondet_int() [L1325] COND TRUE blastFlag == 0 [L1326] blastFlag = 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1330] COND FALSE !(ret <= 0) [L1335] got_new_session = 1 [L1336] CALL s->state = 8496 [L1336] RET s->state = 8496 [L1337] CALL s->init_num = 0 [L1337] RET s->init_num = 0 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND TRUE s->state == 8496 [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 1 [L1343] blastFlag = 2 VAL [init=1, SSLv3_server_data={24585:0}] [L1351] COND FALSE !(ret <= 0) [L1356] CALL s->hit [L1356] RET s->hit [L1356] COND TRUE s->hit [L1357] CALL s->state = 8656 [L1357] RET s->state = 8656 [L1361] CALL s->init_num = 0 [L1361] RET s->init_num = 0 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND TRUE s->state == 8656 [L1554] CALL, EXPR s->session [L1554] RET, EXPR s->session [L1554] CALL, EXPR s->s3 [L1554] RET, EXPR s->s3 [L1554] CALL, EXPR (s->s3)->tmp.new_cipher [L1554] RET, EXPR (s->s3)->tmp.new_cipher [L1554] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1554] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] COND FALSE !(! tmp___9) [L1561] ret = __VERIFIER_nondet_int() [L1562] COND TRUE blastFlag == 2 [L1563] blastFlag = 3 VAL [init=1, SSLv3_server_data={24585:0}] [L1567] COND FALSE !(ret <= 0) [L1572] CALL s->state = 8672 [L1572] RET s->state = 8672 [L1573] CALL s->init_num = 0 [L1573] RET s->init_num = 0 [L1574] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={24585:0}] [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND FALSE !(s->state == 8656) [L1232] CALL, EXPR s->state [L1232] RET, EXPR s->state [L1232] COND FALSE !(s->state == 8657) [L1235] CALL, EXPR s->state [L1235] RET, EXPR s->state [L1235] COND TRUE s->state == 8672 [L1583] ret = __VERIFIER_nondet_int() [L1584] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={24585:0}] [L1702] __VERIFIER_error() VAL [init=1, SSLv3_server_data={24585:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 3.1s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1048 SDtfs, 499 SDslu, 845 SDs, 0 SdLazy, 314 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=564occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 22 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 434 NumberOfCodeBlocks, 434 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 295 ConstructedInterpolants, 0 QuantifiedInterpolants, 55119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 87/87 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:33:28,512 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:33:28,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:33:28,526 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:33:28,527 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:33:28,529 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:33:28,530 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:33:28,532 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:33:28,533 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:33:28,534 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:33:28,534 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:33:28,535 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:33:28,535 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:33:28,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:33:28,537 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:33:28,537 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:33:28,539 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:33:28,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:33:28,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:33:28,543 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:33:28,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:33:28,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:33:28,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:33:28,547 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:33:28,547 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:33:28,548 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:33:28,548 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:33:28,549 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:33:28,550 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:33:28,551 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:33:28,551 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:33:28,552 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:33:28,552 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:33:28,552 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:33:28,553 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:33:28,553 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:33:28,554 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 00:33:28,566 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:33:28,566 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:33:28,567 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:33:28,567 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:33:28,567 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:33:28,567 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:33:28,567 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:33:28,567 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:33:28,568 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:33:28,568 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:33:28,568 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:33:28,568 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:33:28,568 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:33:28,569 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:33:28,569 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:33:28,569 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:33:28,569 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:33:28,569 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:33:28,569 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:33:28,572 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:33:28,572 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:33:28,572 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:33:28,573 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:33:28,573 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:33:28,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:33:28,573 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:33:28,573 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:33:28,573 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:33:28,573 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:33:28,574 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:33:28,574 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:33:28,574 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:33:28,574 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 [2018-10-27 00:33:28,607 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:33:28,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:33:28,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:33:28,624 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:33:28,625 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:33:28,625 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-10-27 00:33:28,671 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/87b078252/dc825dac44004a15af72834959b290f9/FLAGc8caab6e3 [2018-10-27 00:33:29,168 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:33:29,168 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-10-27 00:33:29,195 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/87b078252/dc825dac44004a15af72834959b290f9/FLAGc8caab6e3 [2018-10-27 00:33:29,210 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/data/87b078252/dc825dac44004a15af72834959b290f9 [2018-10-27 00:33:29,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:33:29,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:33:29,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:33:29,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:33:29,221 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:33:29,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:33:29" (1/1) ... [2018-10-27 00:33:29,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@566aa44a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:29, skipping insertion in model container [2018-10-27 00:33:29,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:33:29" (1/1) ... [2018-10-27 00:33:29,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:33:29,315 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:33:29,954 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:33:29,973 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:33:30,193 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:33:30,211 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:33:30,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30 WrapperNode [2018-10-27 00:33:30,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:33:30,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:33:30,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:33:30,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:33:30,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:33:30,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:33:30,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:33:30,410 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:33:30,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... [2018-10-27 00:33:30,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:33:30,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:33:30,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:33:30,537 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:33:30,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:33:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:33:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:33:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-10-27 00:33:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-10-27 00:33:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:33:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:33:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:33:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:33:33,263 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-27 00:33:33,263 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-27 00:33:34,942 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:33:34,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:33:34 BoogieIcfgContainer [2018-10-27 00:33:34,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:33:34,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:33:34,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:33:34,947 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:33:34,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:33:29" (1/3) ... [2018-10-27 00:33:34,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d517a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:33:34, skipping insertion in model container [2018-10-27 00:33:34,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:33:30" (2/3) ... [2018-10-27 00:33:34,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d517a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:33:34, skipping insertion in model container [2018-10-27 00:33:34,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:33:34" (3/3) ... [2018-10-27 00:33:34,951 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-10-27 00:33:34,959 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:33:34,967 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:33:34,979 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:33:35,005 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 00:33:35,006 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:33:35,006 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:33:35,006 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:33:35,006 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:33:35,006 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:33:35,007 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:33:35,007 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:33:35,007 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:33:35,024 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-10-27 00:33:35,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 00:33:35,032 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:35,033 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:35,035 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:35,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:35,040 INFO L82 PathProgramCache]: Analyzing trace with hash 973485235, now seen corresponding path program 1 times [2018-10-27 00:33:35,045 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 00:33:35,046 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 00:33:35,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:35,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:33:35,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:33:35,289 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:33:35,295 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:35,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:33:35,300 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:33:35,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:33:35,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:35,313 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2018-10-27 00:33:35,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:35,431 INFO L93 Difference]: Finished difference Result 423 states and 709 transitions. [2018-10-27 00:33:35,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:33:35,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-10-27 00:33:35,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:35,443 INFO L225 Difference]: With dead ends: 423 [2018-10-27 00:33:35,443 INFO L226 Difference]: Without dead ends: 257 [2018-10-27 00:33:35,447 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:35,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-10-27 00:33:35,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2018-10-27 00:33:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-10-27 00:33:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 384 transitions. [2018-10-27 00:33:35,508 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 384 transitions. Word has length 52 [2018-10-27 00:33:35,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:35,509 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 384 transitions. [2018-10-27 00:33:35,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:33:35,509 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-10-27 00:33:35,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 00:33:35,512 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:35,512 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:35,513 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:35,513 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:35,513 INFO L82 PathProgramCache]: Analyzing trace with hash -154272470, now seen corresponding path program 1 times [2018-10-27 00:33:35,515 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 00:33:35,516 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 00:33:35,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:35,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:33:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:33:35,803 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:33:35,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:35,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:33:35,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:33:35,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:33:35,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:35,808 INFO L87 Difference]: Start difference. First operand 257 states and 384 transitions. Second operand 3 states. [2018-10-27 00:33:35,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:35,951 INFO L93 Difference]: Finished difference Result 497 states and 751 transitions. [2018-10-27 00:33:35,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:33:35,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-10-27 00:33:35,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:35,954 INFO L225 Difference]: With dead ends: 497 [2018-10-27 00:33:35,954 INFO L226 Difference]: Without dead ends: 374 [2018-10-27 00:33:35,955 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:35,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2018-10-27 00:33:35,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 374. [2018-10-27 00:33:35,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-10-27 00:33:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 560 transitions. [2018-10-27 00:33:35,982 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 560 transitions. Word has length 70 [2018-10-27 00:33:35,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:35,983 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 560 transitions. [2018-10-27 00:33:35,983 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:33:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 560 transitions. [2018-10-27 00:33:35,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:33:35,988 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:35,988 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:35,989 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:35,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:35,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1824111991, now seen corresponding path program 1 times [2018-10-27 00:33:35,991 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 00:33:35,991 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 00:33:36,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:36,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:33:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:33:36,292 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2018-10-27 00:33:36,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:36,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:33:36,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:33:36,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:33:36,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:36,307 INFO L87 Difference]: Start difference. First operand 374 states and 560 transitions. Second operand 3 states. [2018-10-27 00:33:36,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:36,516 INFO L93 Difference]: Finished difference Result 733 states and 1107 transitions. [2018-10-27 00:33:36,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:33:36,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-10-27 00:33:36,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:36,519 INFO L225 Difference]: With dead ends: 733 [2018-10-27 00:33:36,519 INFO L226 Difference]: Without dead ends: 493 [2018-10-27 00:33:36,520 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:33:36,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2018-10-27 00:33:36,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2018-10-27 00:33:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2018-10-27 00:33:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 739 transitions. [2018-10-27 00:33:36,546 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 739 transitions. Word has length 93 [2018-10-27 00:33:36,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:36,546 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 739 transitions. [2018-10-27 00:33:36,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:33:36,547 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 739 transitions. [2018-10-27 00:33:36,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-27 00:33:36,551 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:36,551 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:36,552 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:36,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:36,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1828675668, now seen corresponding path program 1 times [2018-10-27 00:33:36,553 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 00:33:36,553 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 00:33:36,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:33:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:33:42,993 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 00:33:43,023 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,024 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,026 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,028 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,030 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,030 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:33:43 BoogieIcfgContainer [2018-10-27 00:33:43,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:33:43,105 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:33:43,105 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:33:43,105 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:33:43,106 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:33:34" (3/4) ... [2018-10-27 00:33:43,110 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 00:33:43,115 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,116 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:33:43,229 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a710de14-4326-4ef9-8e55-04057c1afa5a/bin-2019/utaipan/witness.graphml [2018-10-27 00:33:43,229 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:33:43,230 INFO L168 Benchmark]: Toolchain (without parser) took 14016.07 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:43,231 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:33:43,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 994.37 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 779.9 MB in the end (delta: 168.0 MB). Peak memory consumption was 168.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:43,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 779.9 MB in the beginning and 1.1 GB in the end (delta: -367.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:43,232 INFO L168 Benchmark]: Boogie Preprocessor took 125.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:43,232 INFO L168 Benchmark]: RCFGBuilder took 4406.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.6 MB in the end (delta: 162.5 MB). Peak memory consumption was 162.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:43,232 INFO L168 Benchmark]: TraceAbstraction took 8161.27 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 76.5 MB). Free memory was 978.6 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:33:43,233 INFO L168 Benchmark]: Witness Printer took 124.11 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:33:43,236 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 994.37 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 779.9 MB in the end (delta: 168.0 MB). Peak memory consumption was 168.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 197.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 779.9 MB in the beginning and 1.1 GB in the end (delta: -367.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 125.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4406.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.6 MB in the end (delta: 162.5 MB). Peak memory consumption was 162.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8161.27 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 76.5 MB). Free memory was 978.6 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 124.11 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1702]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1042] static int init = 1; [L1043] CALL static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1065] SSL *s ; [L1066] int tmp ; [L1070] EXPR, FCALL malloc(sizeof(SSL)) [L1070] s = malloc(sizeof(SSL)) [L1071] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) [L1071] CALL s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1071] RET s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] EXPR, FCALL malloc(sizeof(SSL_CTX)) [L1072] CALL s->ctx = malloc(sizeof(SSL_CTX)) [L1072] RET s->ctx = malloc(sizeof(SSL_CTX)) [L1073] EXPR, FCALL malloc(sizeof(SSL_SESSION)) [L1073] CALL s->session = malloc(sizeof(SSL_SESSION)) [L1073] RET s->session = malloc(sizeof(SSL_SESSION)) [L1074] CALL s->state = 8464 [L1074] RET s->state = 8464 [L1075] CALL ssl3_accept(s) VAL [init=1, SSLv3_server_data={-22532065:0}] [L1081] BUF_MEM *buf ; [L1082] unsigned long l ; [L1083] unsigned long Time ; [L1084] unsigned long tmp ; [L1085] void (*cb)() ; [L1086] long num1 ; [L1087] int ret ; [L1088] int new_state ; [L1089] int state ; [L1090] int skip ; [L1091] int got_new_session ; [L1092] int tmp___1 = __VERIFIER_nondet_int() ; [L1093] int tmp___2 = __VERIFIER_nondet_int() ; [L1094] int tmp___3 = __VERIFIER_nondet_int() ; [L1095] int tmp___4 = __VERIFIER_nondet_int() ; [L1096] int tmp___5 = __VERIFIER_nondet_int() ; [L1097] int tmp___6 = __VERIFIER_nondet_int() ; [L1098] int tmp___7 ; [L1099] long tmp___8 = __VERIFIER_nondet_long() ; [L1100] int tmp___9 = __VERIFIER_nondet_int() ; [L1101] int tmp___10 = __VERIFIER_nondet_int() ; [L1102] int blastFlag ; [L1106] blastFlag = 0 [L1107] CALL s->hit=__VERIFIER_nondet_int () [L1107] RET s->hit=__VERIFIER_nondet_int () [L1108] CALL s->state = 8464 [L1108] RET s->state = 8464 [L1109] tmp = __VERIFIER_nondet_int() [L1110] Time = tmp [L1111] cb = (void (*)())((void *)0) [L1112] ret = -1 [L1113] skip = 0 [L1114] got_new_session = 0 [L1115] CALL, EXPR s->info_callback [L1115] RET, EXPR s->info_callback [L1115] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1116] CALL, EXPR s->info_callback [L1116] RET, EXPR s->info_callback [L1116] cb = s->info_callback [L1120] CALL, EXPR s->in_handshake [L1120] RET, EXPR s->in_handshake [L1120] CALL s->in_handshake += 1 [L1120] RET s->in_handshake += 1 [L1121] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={-22532065:0}] [L1130] CALL, EXPR s->cert [L1130] RET, EXPR s->cert [L1130] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND TRUE s->state == 8464 [L1323] CALL s->shutdown = 0 [L1323] RET s->shutdown = 0 [L1324] ret = __VERIFIER_nondet_int() [L1325] COND TRUE blastFlag == 0 [L1326] blastFlag = 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1330] COND FALSE !(ret <= 0) [L1335] got_new_session = 1 [L1336] CALL s->state = 8496 [L1336] RET s->state = 8496 [L1337] CALL s->init_num = 0 [L1337] RET s->init_num = 0 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND TRUE s->state == 8496 [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 1 [L1343] blastFlag = 2 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1351] COND FALSE !(ret <= 0) [L1356] CALL s->hit [L1356] RET s->hit [L1356] COND TRUE s->hit [L1357] CALL s->state = 8656 [L1357] RET s->state = 8656 [L1361] CALL s->init_num = 0 [L1361] RET s->init_num = 0 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND TRUE s->state == 8656 [L1554] CALL, EXPR s->session [L1554] RET, EXPR s->session [L1554] CALL, EXPR s->s3 [L1554] RET, EXPR s->s3 [L1554] CALL, EXPR (s->s3)->tmp.new_cipher [L1554] RET, EXPR (s->s3)->tmp.new_cipher [L1554] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1554] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] COND FALSE !(! tmp___9) [L1561] ret = __VERIFIER_nondet_int() [L1562] COND TRUE blastFlag == 2 [L1563] blastFlag = 3 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1567] COND FALSE !(ret <= 0) [L1572] CALL s->state = 8672 [L1572] RET s->state = 8672 [L1573] CALL s->init_num = 0 [L1573] RET s->init_num = 0 [L1574] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-22532065:0}] [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND FALSE !(s->state == 8656) [L1232] CALL, EXPR s->state [L1232] RET, EXPR s->state [L1232] COND FALSE !(s->state == 8657) [L1235] CALL, EXPR s->state [L1235] RET, EXPR s->state [L1235] COND TRUE s->state == 8672 [L1583] ret = __VERIFIER_nondet_int() [L1584] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1702] __VERIFIER_error() VAL [init=1, SSLv3_server_data={-22532065:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 8.1s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 993 SDtfs, 453 SDslu, 613 SDs, 0 SdLazy, 44 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 212 ConstructedInterpolants, 0 QuantifiedInterpolants, 34104 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1484 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 54/54 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...