./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77ee66abd2a03836cba1056e8b8f081ca3f237e1 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77ee66abd2a03836cba1056e8b8f081ca3f237e1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-7b2dab5 [2020-12-09 11:57:07,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 11:57:07,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 11:57:07,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 11:57:07,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 11:57:07,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 11:57:07,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 11:57:07,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 11:57:07,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 11:57:07,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 11:57:07,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 11:57:07,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 11:57:07,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 11:57:07,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 11:57:07,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 11:57:07,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 11:57:07,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 11:57:07,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 11:57:07,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 11:57:07,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 11:57:07,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 11:57:07,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 11:57:07,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 11:57:07,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 11:57:07,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 11:57:07,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 11:57:07,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 11:57:07,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 11:57:07,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 11:57:07,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 11:57:07,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 11:57:07,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 11:57:07,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 11:57:07,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 11:57:07,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 11:57:07,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 11:57:07,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 11:57:07,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 11:57:07,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 11:57:07,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 11:57:07,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 11:57:07,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 11:57:07,100 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 11:57:07,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 11:57:07,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 11:57:07,101 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 11:57:07,101 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 11:57:07,102 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 11:57:07,102 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 11:57:07,102 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 11:57:07,102 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 11:57:07,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 11:57:07,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 11:57:07,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 11:57:07,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 11:57:07,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 11:57:07,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 11:57:07,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 11:57:07,105 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 11:57:07,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 11:57:07,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 11:57:07,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 11:57:07,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 11:57:07,106 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ee66abd2a03836cba1056e8b8f081ca3f237e1 [2020-12-09 11:57:07,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 11:57:07,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 11:57:07,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 11:57:07,307 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 11:57:07,308 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 11:57:07,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c [2020-12-09 11:57:07,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/5e120045e/61bedc10d2af4199a9cf9aaf37bbfe44/FLAG9e04ddc93 [2020-12-09 11:57:07,773 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 11:57:07,774 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c [2020-12-09 11:57:07,787 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/5e120045e/61bedc10d2af4199a9cf9aaf37bbfe44/FLAG9e04ddc93 [2020-12-09 11:57:07,796 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/5e120045e/61bedc10d2af4199a9cf9aaf37bbfe44 [2020-12-09 11:57:07,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 11:57:07,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 11:57:07,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 11:57:07,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 11:57:07,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 11:57:07,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:57:07" (1/1) ... [2020-12-09 11:57:07,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5108e721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:07, skipping insertion in model container [2020-12-09 11:57:07,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:57:07" (1/1) ... [2020-12-09 11:57:07,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 11:57:07,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 11:57:08,075 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c[71733,71746] [2020-12-09 11:57:08,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 11:57:08,092 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-12-09 11:57:08,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c9696a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:08, skipping insertion in model container [2020-12-09 11:57:08,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 11:57:08,093 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 11:57:08,095 INFO L168 Benchmark]: Toolchain (without parser) took 294.60 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 54.3 MB in the end (delta: -3.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:08,095 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 92.3 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 11:57:08,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.65 ms. Allocated memory is still 92.3 MB. Free memory was 50.5 MB in the beginning and 54.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:08,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 92.3 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 292.65 ms. Allocated memory is still 92.3 MB. Free memory was 50.5 MB in the beginning and 54.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1040]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 11:57:09,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 11:57:09,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 11:57:09,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 11:57:09,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 11:57:09,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 11:57:09,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 11:57:09,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 11:57:09,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 11:57:09,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 11:57:09,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 11:57:09,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 11:57:09,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 11:57:09,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 11:57:09,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 11:57:09,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 11:57:09,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 11:57:09,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 11:57:09,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 11:57:09,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 11:57:09,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 11:57:09,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 11:57:09,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 11:57:09,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 11:57:09,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 11:57:09,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 11:57:09,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 11:57:09,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 11:57:09,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 11:57:09,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 11:57:09,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 11:57:09,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 11:57:09,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 11:57:09,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 11:57:09,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 11:57:09,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 11:57:09,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 11:57:09,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 11:57:09,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 11:57:09,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 11:57:09,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 11:57:09,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 11:57:09,493 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 11:57:09,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 11:57:09,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 11:57:09,494 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 11:57:09,494 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 11:57:09,495 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 11:57:09,495 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 11:57:09,495 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 11:57:09,495 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 11:57:09,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 11:57:09,496 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 11:57:09,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 11:57:09,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 11:57:09,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 11:57:09,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 11:57:09,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 11:57:09,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 11:57:09,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 11:57:09,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 11:57:09,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 11:57:09,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 11:57:09,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 11:57:09,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 11:57:09,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 11:57:09,499 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 11:57:09,499 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 11:57:09,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 11:57:09,499 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 11:57:09,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 11:57:09,499 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ee66abd2a03836cba1056e8b8f081ca3f237e1 [2020-12-09 11:57:09,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 11:57:09,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 11:57:09,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 11:57:09,745 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 11:57:09,746 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 11:57:09,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c [2020-12-09 11:57:09,787 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/c92cb2e44/2222cf3360d5493ab361eeda7673536c/FLAGcce941f05 [2020-12-09 11:57:10,381 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 11:57:10,382 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c [2020-12-09 11:57:10,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/c92cb2e44/2222cf3360d5493ab361eeda7673536c/FLAGcce941f05 [2020-12-09 11:57:10,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/data/c92cb2e44/2222cf3360d5493ab361eeda7673536c [2020-12-09 11:57:10,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 11:57:10,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 11:57:10,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 11:57:10,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 11:57:10,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 11:57:10,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:57:10" (1/1) ... [2020-12-09 11:57:10,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae82dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:10, skipping insertion in model container [2020-12-09 11:57:10,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:57:10" (1/1) ... [2020-12-09 11:57:10,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 11:57:10,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 11:57:11,074 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c[71733,71746] [2020-12-09 11:57:11,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 11:57:11,095 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-09 11:57:11,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 11:57:11,173 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c[71733,71746] [2020-12-09 11:57:11,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 11:57:11,181 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 11:57:11,240 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-2.c[71733,71746] [2020-12-09 11:57:11,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 11:57:11,258 INFO L208 MainTranslator]: Completed translation [2020-12-09 11:57:11,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11 WrapperNode [2020-12-09 11:57:11,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 11:57:11,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 11:57:11,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 11:57:11,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 11:57:11,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 11:57:11,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 11:57:11,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 11:57:11,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 11:57:11,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... [2020-12-09 11:57:11,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 11:57:11,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 11:57:11,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 11:57:11,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 11:57:11,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 11:57:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 11:57:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-09 11:57:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 11:57:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 11:57:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-09 11:57:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-09 11:57:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 11:57:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 11:57:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 11:57:11,582 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 11:57:23,471 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2020-12-09 11:57:23,471 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2020-12-09 11:57:23,477 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 11:57:23,478 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-09 11:57:23,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:57:23 BoogieIcfgContainer [2020-12-09 11:57:23,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 11:57:23,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 11:57:23,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 11:57:23,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 11:57:23,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 11:57:10" (1/3) ... [2020-12-09 11:57:23,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72fc5388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 11:57:23, skipping insertion in model container [2020-12-09 11:57:23,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:57:11" (2/3) ... [2020-12-09 11:57:23,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72fc5388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 11:57:23, skipping insertion in model container [2020-12-09 11:57:23,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:57:23" (3/3) ... [2020-12-09 11:57:23,487 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.01.i.cil-2.c [2020-12-09 11:57:23,497 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 11:57:23,499 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 11:57:23,506 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 11:57:23,523 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 11:57:23,523 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 11:57:23,523 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 11:57:23,523 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 11:57:23,523 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 11:57:23,523 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 11:57:23,523 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 11:57:23,524 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 11:57:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2020-12-09 11:57:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-09 11:57:23,541 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 11:57:23,541 INFO L422 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] [2020-12-09 11:57:23,541 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 11:57:23,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 11:57:23,545 INFO L82 PathProgramCache]: Analyzing trace with hash 522834703, now seen corresponding path program 1 times [2020-12-09 11:57:23,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 11:57:23,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [359989484] [2020-12-09 11:57:23,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 11:57:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 11:57:23,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 11:57:23,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 11:57:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 11:57:23,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 11:57:23,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [359989484] [2020-12-09 11:57:23,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 11:57:23,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 11:57:23,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367459219] [2020-12-09 11:57:23,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 11:57:23,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 11:57:23,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 11:57:23,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:23,828 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 3 states. [2020-12-09 11:57:23,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 11:57:23,907 INFO L93 Difference]: Finished difference Result 416 states and 701 transitions. [2020-12-09 11:57:23,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 11:57:23,908 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-09 11:57:23,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 11:57:23,917 INFO L225 Difference]: With dead ends: 416 [2020-12-09 11:57:23,918 INFO L226 Difference]: Without dead ends: 253 [2020-12-09 11:57:23,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:23,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-12-09 11:57:23,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2020-12-09 11:57:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-12-09 11:57:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 381 transitions. [2020-12-09 11:57:23,961 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 381 transitions. Word has length 45 [2020-12-09 11:57:23,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 11:57:23,961 INFO L481 AbstractCegarLoop]: Abstraction has 253 states and 381 transitions. [2020-12-09 11:57:23,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 11:57:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 381 transitions. [2020-12-09 11:57:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-09 11:57:23,964 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 11:57:23,965 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 11:57:24,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 11:57:24,167 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 11:57:24,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 11:57:24,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1383513241, now seen corresponding path program 1 times [2020-12-09 11:57:24,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 11:57:24,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2010166485] [2020-12-09 11:57:24,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 11:57:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 11:57:24,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 11:57:24,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 11:57:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 11:57:24,525 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 11:57:24,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2010166485] [2020-12-09 11:57:24,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 11:57:24,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 11:57:24,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170205724] [2020-12-09 11:57:24,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 11:57:24,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 11:57:24,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 11:57:24,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:24,529 INFO L87 Difference]: Start difference. First operand 253 states and 381 transitions. Second operand 3 states. [2020-12-09 11:57:26,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 11:57:26,593 INFO L93 Difference]: Finished difference Result 496 states and 754 transitions. [2020-12-09 11:57:26,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 11:57:26,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-12-09 11:57:26,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 11:57:26,596 INFO L225 Difference]: With dead ends: 496 [2020-12-09 11:57:26,596 INFO L226 Difference]: Without dead ends: 372 [2020-12-09 11:57:26,597 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:26,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2020-12-09 11:57:26,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2020-12-09 11:57:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-12-09 11:57:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 559 transitions. [2020-12-09 11:57:26,617 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 559 transitions. Word has length 62 [2020-12-09 11:57:26,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 11:57:26,617 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 559 transitions. [2020-12-09 11:57:26,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 11:57:26,617 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 559 transitions. [2020-12-09 11:57:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-09 11:57:26,621 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 11:57:26,621 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 11:57:26,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 11:57:26,823 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 11:57:26,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 11:57:26,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1575477095, now seen corresponding path program 1 times [2020-12-09 11:57:26,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 11:57:26,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1664451152] [2020-12-09 11:57:26,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 11:57:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 11:57:26,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 11:57:26,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 11:57:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-09 11:57:27,065 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 11:57:27,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1664451152] [2020-12-09 11:57:27,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 11:57:27,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 11:57:27,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072510858] [2020-12-09 11:57:27,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 11:57:27,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 11:57:27,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 11:57:27,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:27,068 INFO L87 Difference]: Start difference. First operand 372 states and 559 transitions. Second operand 3 states. [2020-12-09 11:57:29,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 11:57:29,118 INFO L93 Difference]: Finished difference Result 735 states and 1112 transitions. [2020-12-09 11:57:29,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 11:57:29,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2020-12-09 11:57:29,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 11:57:29,121 INFO L225 Difference]: With dead ends: 735 [2020-12-09 11:57:29,121 INFO L226 Difference]: Without dead ends: 492 [2020-12-09 11:57:29,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:29,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-12-09 11:57:29,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 492. [2020-12-09 11:57:29,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 492 states. [2020-12-09 11:57:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 739 transitions. [2020-12-09 11:57:29,139 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 739 transitions. Word has length 84 [2020-12-09 11:57:29,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 11:57:29,139 INFO L481 AbstractCegarLoop]: Abstraction has 492 states and 739 transitions. [2020-12-09 11:57:29,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 11:57:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 739 transitions. [2020-12-09 11:57:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-12-09 11:57:29,144 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 11:57:29,145 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 11:57:29,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 11:57:29,346 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 11:57:29,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 11:57:29,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1080065455, now seen corresponding path program 1 times [2020-12-09 11:57:29,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 11:57:29,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385023511] [2020-12-09 11:57:29,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 11:57:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 11:57:29,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 11:57:29,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 11:57:29,673 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-09 11:57:29,674 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 11:57:29,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385023511] [2020-12-09 11:57:29,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 11:57:29,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 11:57:29,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654133654] [2020-12-09 11:57:29,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 11:57:29,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 11:57:29,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 11:57:29,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:29,676 INFO L87 Difference]: Start difference. First operand 492 states and 739 transitions. Second operand 3 states. [2020-12-09 11:57:31,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 11:57:31,725 INFO L93 Difference]: Finished difference Result 852 states and 1282 transitions. [2020-12-09 11:57:31,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 11:57:31,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2020-12-09 11:57:31,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 11:57:31,729 INFO L225 Difference]: With dead ends: 852 [2020-12-09 11:57:31,729 INFO L226 Difference]: Without dead ends: 489 [2020-12-09 11:57:31,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 11:57:31,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2020-12-09 11:57:31,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2020-12-09 11:57:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-12-09 11:57:31,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 729 transitions. [2020-12-09 11:57:31,744 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 729 transitions. Word has length 125 [2020-12-09 11:57:31,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 11:57:31,744 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 729 transitions. [2020-12-09 11:57:31,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 11:57:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 729 transitions. [2020-12-09 11:57:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-09 11:57:31,746 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 11:57:31,747 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 11:57:31,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 11:57:31,948 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 11:57:31,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 11:57:31,949 INFO L82 PathProgramCache]: Analyzing trace with hash -877709346, now seen corresponding path program 1 times [2020-12-09 11:57:31,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 11:57:31,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971642805] [2020-12-09 11:57:31,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-09 11:57:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 11:57:32,469 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 11:57:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 11:57:32,899 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 11:57:33,097 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-12-09 11:57:33,097 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 11:57:33,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 11:57:33,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 11:57:33 BoogieIcfgContainer [2020-12-09 11:57:33,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 11:57:33,408 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 11:57:33,408 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 11:57:33,408 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 11:57:33,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:57:23" (3/4) ... [2020-12-09 11:57:33,410 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-09 11:57:33,486 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_115b3157-61f8-4750-8a93-b7fceab810e1/bin/utaipan/witness.graphml [2020-12-09 11:57:33,486 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 11:57:33,487 INFO L168 Benchmark]: Toolchain (without parser) took 22711.20 ms. Allocated memory was 56.6 MB in the beginning and 83.9 MB in the end (delta: 27.3 MB). Free memory was 33.3 MB in the beginning and 30.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,487 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 39.0 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 11:57:33,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.39 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.2 MB in the beginning and 35.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.94 ms. Allocated memory is still 69.2 MB. Free memory was 35.3 MB in the beginning and 48.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,488 INFO L168 Benchmark]: Boogie Preprocessor took 55.42 ms. Allocated memory is still 69.2 MB. Free memory was 48.4 MB in the beginning and 41.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,489 INFO L168 Benchmark]: RCFGBuilder took 12103.48 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 41.1 MB in the beginning and 31.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,489 INFO L168 Benchmark]: TraceAbstraction took 9924.83 ms. Allocated memory is still 83.9 MB. Free memory was 59.7 MB in the beginning and 47.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,489 INFO L168 Benchmark]: Witness Printer took 77.96 ms. Allocated memory is still 83.9 MB. Free memory was 47.6 MB in the beginning and 30.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-09 11:57:33,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 39.0 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 482.39 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.2 MB in the beginning and 35.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.94 ms. Allocated memory is still 69.2 MB. Free memory was 35.3 MB in the beginning and 48.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.42 ms. Allocated memory is still 69.2 MB. Free memory was 48.4 MB in the beginning and 41.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12103.48 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 41.1 MB in the beginning and 31.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9924.83 ms. Allocated memory is still 83.9 MB. Free memory was 59.7 MB in the beginning and 47.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. * Witness Printer took 77.96 ms. Allocated memory is still 83.9 MB. Free memory was 47.6 MB in the beginning and 30.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1708]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1044] static int init = 1; [L1045] static SSL_METHOD SSLv3_server_data ; VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1067] SSL *s ; [L1068] int tmp ; [L1072] s = malloc(sizeof(SSL)) [L1073] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1074] s->ctx = malloc(sizeof(SSL_CTX)) [L1075] s->session = malloc(sizeof(SSL_SESSION)) [L1076] s->state = 8464 [L1083] BUF_MEM *buf = (BUF_MEM *)__VERIFIER_nondet_ulong(); [L1084] unsigned long l ; [L1085] unsigned long Time ; [L1086] unsigned long tmp = __VERIFIER_nondet_long() ; [L1087] void (*cb)() ; [L1088] long num1 ; [L1089] int ret ; [L1090] int new_state ; [L1091] int state ; [L1092] int skip ; [L1093] int got_new_session ; [L1094] int tmp___1 = __VERIFIER_nondet_int() ; [L1095] int tmp___2 = __VERIFIER_nondet_int() ; [L1096] int tmp___3 ; [L1097] int tmp___4 ; [L1098] int tmp___5 ; [L1099] int tmp___6 ; [L1100] int tmp___7 ; [L1101] long tmp___8 = __VERIFIER_nondet_long() ; [L1102] int tmp___9 ; [L1103] int tmp___10 ; [L1104] int blastFlag ; [L1108] blastFlag = 0 [L1109] s->hit=__VERIFIER_nondet_int () [L1110] s->state = 8464 [L1111] Time = tmp [L1112] cb = (void (*)())((void *)0) [L1113] ret = -1 [L1114] skip = 0 [L1115] got_new_session = 0 [L1116] EXPR s->info_callback VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1116] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1117] EXPR s->info_callback [L1117] cb = s->info_callback [L1121] EXPR s->in_handshake [L1121] s->in_handshake += 1 [L1122] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1131] EXPR s->cert VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1131] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1137] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1139] EXPR s->state [L1139] state = s->state [L1140] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1140] COND FALSE !(s->state == 12292) [L1143] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1143] COND FALSE !(s->state == 16384) [L1146] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1146] COND FALSE !(s->state == 8192) [L1149] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1149] COND FALSE !(s->state == 24576) [L1152] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1152] COND FALSE !(s->state == 8195) [L1155] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1155] COND FALSE !(s->state == 8480) [L1158] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1158] COND FALSE !(s->state == 8481) [L1161] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1161] COND FALSE !(s->state == 8482) [L1164] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1164] COND TRUE s->state == 8464 [L1320] s->shutdown = 0 [L1321] ret = __VERIFIER_nondet_int() [L1322] COND TRUE blastFlag == 0 [L1323] blastFlag = 1 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1327] COND FALSE !(ret <= 0) [L1332] got_new_session = 1 [L1333] s->state = 8496 [L1334] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1667] EXPR s->s3 [L1667] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1667] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1696] skip = 0 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1137] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1139] EXPR s->state [L1139] state = s->state [L1140] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1140] COND FALSE !(s->state == 12292) [L1143] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1143] COND FALSE !(s->state == 16384) [L1146] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1146] COND FALSE !(s->state == 8192) [L1149] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1149] COND FALSE !(s->state == 24576) [L1152] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1152] COND FALSE !(s->state == 8195) [L1155] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1155] COND FALSE !(s->state == 8480) [L1158] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1158] COND FALSE !(s->state == 8481) [L1161] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1161] COND FALSE !(s->state == 8482) [L1164] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1164] COND FALSE !(s->state == 8464) [L1167] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1167] COND FALSE !(s->state == 8465) [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1170] COND FALSE !(s->state == 8466) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1173] COND TRUE s->state == 8496 [L1338] ret = __VERIFIER_nondet_int() [L1339] COND TRUE blastFlag == 1 [L1340] blastFlag = 2 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1344] COND FALSE !(ret <= 0) [L1349] s->hit VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1349] COND TRUE s->hit [L1350] s->state = 8656 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1354] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1667] EXPR s->s3 [L1667] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1667] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1696] skip = 0 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1137] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1139] EXPR s->state [L1139] state = s->state [L1140] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1140] COND FALSE !(s->state == 12292) [L1143] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1143] COND FALSE !(s->state == 16384) [L1146] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1146] COND FALSE !(s->state == 8192) [L1149] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1149] COND FALSE !(s->state == 24576) [L1152] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1152] COND FALSE !(s->state == 8195) [L1155] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1155] COND FALSE !(s->state == 8480) [L1158] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1158] COND FALSE !(s->state == 8481) [L1161] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1161] COND FALSE !(s->state == 8482) [L1164] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1164] COND FALSE !(s->state == 8464) [L1167] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1167] COND FALSE !(s->state == 8465) [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1170] COND FALSE !(s->state == 8466) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1173] COND FALSE !(s->state == 8496) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1176] COND FALSE !(s->state == 8497) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1179] COND FALSE !(s->state == 8512) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1182] COND FALSE !(s->state == 8513) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1185] COND FALSE !(s->state == 8528) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1188] COND FALSE !(s->state == 8529) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1191] COND FALSE !(s->state == 8544) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1194] COND FALSE !(s->state == 8545) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1197] COND FALSE !(s->state == 8560) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1200] COND FALSE !(s->state == 8561) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1203] COND FALSE !(s->state == 8448) [L1206] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1206] COND FALSE !(s->state == 8576) [L1209] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1209] COND FALSE !(s->state == 8577) [L1212] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1212] COND FALSE !(s->state == 8592) [L1215] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1215] COND FALSE !(s->state == 8593) [L1218] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1218] COND FALSE !(s->state == 8608) [L1221] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1221] COND FALSE !(s->state == 8609) [L1224] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1224] COND FALSE !(s->state == 8640) [L1227] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1227] COND FALSE !(s->state == 8641) [L1230] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1230] COND TRUE s->state == 8656 [L1554] EXPR s->session [L1554] EXPR s->s3 [L1554] EXPR (s->s3)->tmp.new_cipher [L1554] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] tmp___9 = __VERIFIER_nondet_int() [L1556] COND FALSE !(! tmp___9) [L1562] ret = __VERIFIER_nondet_int() [L1563] COND TRUE blastFlag == 2 [L1564] blastFlag = 5 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1568] COND FALSE !(ret <= 0) [L1573] s->state = 8672 [L1574] s->init_num = 0 [L1575] tmp___10 = __VERIFIER_nondet_int() [L1576] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1667] EXPR s->s3 [L1667] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1667] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1696] skip = 0 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1137] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1139] EXPR s->state [L1139] state = s->state [L1140] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1140] COND FALSE !(s->state == 12292) [L1143] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1143] COND FALSE !(s->state == 16384) [L1146] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1146] COND FALSE !(s->state == 8192) [L1149] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1149] COND FALSE !(s->state == 24576) [L1152] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1152] COND FALSE !(s->state == 8195) [L1155] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1155] COND FALSE !(s->state == 8480) [L1158] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1158] COND FALSE !(s->state == 8481) [L1161] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1161] COND FALSE !(s->state == 8482) [L1164] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1164] COND FALSE !(s->state == 8464) [L1167] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1167] COND FALSE !(s->state == 8465) [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1170] COND FALSE !(s->state == 8466) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1173] COND FALSE !(s->state == 8496) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1176] COND FALSE !(s->state == 8497) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1179] COND FALSE !(s->state == 8512) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1182] COND FALSE !(s->state == 8513) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1185] COND FALSE !(s->state == 8528) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1188] COND FALSE !(s->state == 8529) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1191] COND FALSE !(s->state == 8544) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1194] COND FALSE !(s->state == 8545) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1197] COND FALSE !(s->state == 8560) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1200] COND FALSE !(s->state == 8561) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1203] COND FALSE !(s->state == 8448) [L1206] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1206] COND FALSE !(s->state == 8576) [L1209] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1209] COND FALSE !(s->state == 8577) [L1212] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1212] COND FALSE !(s->state == 8592) [L1215] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1215] COND FALSE !(s->state == 8593) [L1218] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1218] COND FALSE !(s->state == 8608) [L1221] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1221] COND FALSE !(s->state == 8609) [L1224] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1224] COND FALSE !(s->state == 8640) [L1227] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1227] COND FALSE !(s->state == 8641) [L1230] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1230] COND FALSE !(s->state == 8656) [L1233] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1233] COND FALSE !(s->state == 8657) [L1236] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1236] COND TRUE s->state == 8672 [L1585] ret = __VERIFIER_nondet_int() [L1586] COND FALSE !(blastFlag == 4) VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1589] COND TRUE blastFlag == 5 VAL [init=1, SSLv3_server_data={-2147483569:0}] [L1708] reach_error() VAL [init=1, SSLv3_server_data={-2147483569:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 145 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.7s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1345 SDtfs, 599 SDslu, 777 SDs, 0 SdLazy, 66 SolverSat, 20 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 312 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=492occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 312 ConstructedInterpolants, 0 QuantifiedInterpolants, 76730 SizeOfPredicates, 0 NumberOfNonLiveVariables, 901 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 153/153 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...