./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 70c3bc063fdec0bf22217db797a4f26edc24e29e ............................................................................................................................................ 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_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 70c3bc063fdec0bf22217db797a4f26edc24e29e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-a4ecdab [2020-11-30 01:38:13,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:38:13,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:38:13,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:38:13,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:38:13,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:38:13,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:38:14,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:38:14,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:38:14,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:38:14,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:38:14,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:38:14,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:38:14,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:38:14,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:38:14,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:38:14,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:38:14,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:38:14,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:38:14,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:38:14,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:38:14,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:38:14,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:38:14,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:38:14,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:38:14,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:38:14,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:38:14,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:38:14,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:38:14,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:38:14,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:38:14,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:38:14,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:38:14,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:38:14,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:38:14,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:38:14,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:38:14,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:38:14,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:38:14,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:38:14,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:38:14,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 01:38:14,146 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:38:14,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:38:14,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:38:14,148 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:38:14,148 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:38:14,149 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:38:14,149 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:38:14,149 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:38:14,150 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:38:14,150 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:38:14,151 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:38:14,152 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:38:14,152 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:38:14,152 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:38:14,153 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:38:14,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:38:14,154 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:38:14,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:38:14,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:38:14,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:38:14,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:38:14,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:38:14,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:38:14,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:38:14,157 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:38:14,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:38:14,157 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:38:14,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:38:14,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:38:14,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:38:14,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:38:14,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:38:14,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:38:14,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:38:14,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:38:14,162 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:38:14,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:38:14,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:38:14,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:38:14,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:38:14,164 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_a84b20a4-6ce6-4778-9202-c0e652242032/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70c3bc063fdec0bf22217db797a4f26edc24e29e [2020-11-30 01:38:14,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:38:14,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:38:14,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:38:14,558 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:38:14,559 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:38:14,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2020-11-30 01:38:14,651 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/5690d29cc/44317a7189374364b3d81098e2367a36/FLAG2a3eafea0 [2020-11-30 01:38:15,525 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:38:15,526 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2020-11-30 01:38:15,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/5690d29cc/44317a7189374364b3d81098e2367a36/FLAG2a3eafea0 [2020-11-30 01:38:15,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/5690d29cc/44317a7189374364b3d81098e2367a36 [2020-11-30 01:38:15,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:38:15,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:38:15,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:38:15,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:38:15,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:38:15,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:38:15" (1/1) ... [2020-11-30 01:38:15,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@573f64bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:15, skipping insertion in model container [2020-11-30 01:38:15,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:38:15" (1/1) ... [2020-11-30 01:38:15,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:38:15,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:38:16,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:38:16,509 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) [2020-11-30 01:38:16,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fe96395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:16, skipping insertion in model container [2020-11-30 01:38:16,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:38:16,511 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:38:16,513 INFO L168 Benchmark]: Toolchain (without parser) took 841.04 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 80.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:38:16,515 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 77.6 MB. Free memory was 38.1 MB in the beginning and 38.0 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:38:16,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 834.81 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 80.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:38:16,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 77.6 MB. Free memory was 38.1 MB in the beginning and 38.0 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 834.81 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 80.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 14.7 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-a4ecdab [2020-11-30 01:38:19,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:38:19,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:38:19,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:38:19,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:38:19,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:38:19,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:38:19,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:38:19,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:38:19,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:38:19,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:38:19,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:38:19,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:38:19,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:38:19,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:38:19,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:38:19,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:38:19,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:38:19,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:38:19,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:38:19,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:38:19,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:38:19,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:38:19,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:38:19,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:38:19,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:38:19,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:38:19,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:38:19,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:38:19,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:38:19,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:38:19,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:38:19,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:38:19,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:38:19,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:38:19,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:38:19,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:38:19,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:38:19,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:38:19,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:38:19,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:38:19,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 01:38:19,493 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:38:19,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:38:19,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:38:19,504 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:38:19,504 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:38:19,504 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:38:19,505 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:38:19,505 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:38:19,505 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:38:19,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:38:19,509 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:38:19,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:38:19,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:38:19,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:38:19,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:38:19,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:38:19,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:38:19,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:38:19,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:38:19,511 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:38:19,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:38:19,512 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:38:19,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:38:19,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:38:19,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:38:19,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:38:19,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:38:19,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:38:19,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:38:19,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:38:19,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:38:19,515 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:38:19,515 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:38:19,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:38:19,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:38:19,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:38:19,516 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_a84b20a4-6ce6-4778-9202-c0e652242032/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70c3bc063fdec0bf22217db797a4f26edc24e29e [2020-11-30 01:38:20,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:38:20,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:38:20,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:38:20,056 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:38:20,057 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:38:20,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2020-11-30 01:38:20,169 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/ad15810f6/85bfea222d404ae5963e1dd7a6361196/FLAG9e9b0d633 [2020-11-30 01:38:21,053 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:38:21,057 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2020-11-30 01:38:21,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/ad15810f6/85bfea222d404ae5963e1dd7a6361196/FLAG9e9b0d633 [2020-11-30 01:38:21,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/data/ad15810f6/85bfea222d404ae5963e1dd7a6361196 [2020-11-30 01:38:21,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:38:21,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:38:21,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:38:21,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:38:21,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:38:21,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:38:21" (1/1) ... [2020-11-30 01:38:21,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53337abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:21, skipping insertion in model container [2020-11-30 01:38:21,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:38:21" (1/1) ... [2020-11-30 01:38:21,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:38:21,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:38:21,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:38:21,964 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-30 01:38:21,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:38:22,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:38:22,184 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:38:22,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:38:22,355 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:38:22,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22 WrapperNode [2020-11-30 01:38:22,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:38:22,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:38:22,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:38:22,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:38:22,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:38:22,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:38:22,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:38:22,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:38:22,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... [2020-11-30 01:38:22,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:38:22,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:38:22,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:38:22,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:38:22,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 [2020-11-30 01:38:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:38:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:38:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:38:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:38:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:38:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:38:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:38:22,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:38:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:38:23,278 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 01:38:39,025 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2020-11-30 01:38:39,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2020-11-30 01:38:39,042 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:38:39,049 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:38:39,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:38:39 BoogieIcfgContainer [2020-11-30 01:38:39,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:38:39,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:38:39,056 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:38:39,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:38:39,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:38:21" (1/3) ... [2020-11-30 01:38:39,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36be6ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:38:39, skipping insertion in model container [2020-11-30 01:38:39,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:38:22" (2/3) ... [2020-11-30 01:38:39,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36be6ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:38:39, skipping insertion in model container [2020-11-30 01:38:39,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:38:39" (3/3) ... [2020-11-30 01:38:39,064 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.11.i.cil-1.c [2020-11-30 01:38:39,078 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:38:39,084 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:38:39,100 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:38:39,135 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:38:39,135 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:38:39,135 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:38:39,136 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:38:39,136 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:38:39,136 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:38:39,136 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:38:39,136 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:38:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-11-30 01:38:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:38:39,165 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:38:39,166 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] [2020-11-30 01:38:39,166 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:38:39,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:38:39,172 INFO L82 PathProgramCache]: Analyzing trace with hash -2031756972, now seen corresponding path program 1 times [2020-11-30 01:38:39,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:38:39,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [681183980] [2020-11-30 01:38:39,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 [2020-11-30 01:38:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:38:39,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:38:39,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:38:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:38:39,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:38:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:38:39,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [681183980] [2020-11-30 01:38:39,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:38:39,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 01:38:39,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501870150] [2020-11-30 01:38:39,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:38:39,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:38:39,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:38:39,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:38:39,776 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 4 states. [2020-11-30 01:38:40,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:38:40,158 INFO L93 Difference]: Finished difference Result 562 states and 958 transitions. [2020-11-30 01:38:40,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:38:40,162 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-11-30 01:38:40,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:38:40,189 INFO L225 Difference]: With dead ends: 562 [2020-11-30 01:38:40,190 INFO L226 Difference]: Without dead ends: 382 [2020-11-30 01:38:40,196 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:38:40,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-11-30 01:38:40,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 380. [2020-11-30 01:38:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-11-30 01:38:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 579 transitions. [2020-11-30 01:38:40,281 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 579 transitions. Word has length 35 [2020-11-30 01:38:40,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:38:40,281 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 579 transitions. [2020-11-30 01:38:40,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:38:40,282 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 579 transitions. [2020-11-30 01:38:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 01:38:40,287 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:38:40,287 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] [2020-11-30 01:38:40,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 01:38:40,507 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:38:40,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:38:40,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1192573563, now seen corresponding path program 1 times [2020-11-30 01:38:40,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:38:40,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [306489397] [2020-11-30 01:38:40,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 [2020-11-30 01:38:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:38:40,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:38:40,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:38:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:38:40,940 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:38:40,974 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:38:40,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [306489397] [2020-11-30 01:38:40,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:38:40,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 01:38:40,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568341832] [2020-11-30 01:38:40,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:38:40,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:38:40,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:38:40,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:38:40,982 INFO L87 Difference]: Start difference. First operand 380 states and 579 transitions. Second operand 4 states. [2020-11-30 01:38:43,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:38:43,274 INFO L93 Difference]: Finished difference Result 876 states and 1345 transitions. [2020-11-30 01:38:43,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:38:43,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-11-30 01:38:43,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:38:43,281 INFO L225 Difference]: With dead ends: 876 [2020-11-30 01:38:43,282 INFO L226 Difference]: Without dead ends: 628 [2020-11-30 01:38:43,290 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:38:43,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-11-30 01:38:43,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 626. [2020-11-30 01:38:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-11-30 01:38:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 950 transitions. [2020-11-30 01:38:43,370 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 950 transitions. Word has length 59 [2020-11-30 01:38:43,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:38:43,371 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 950 transitions. [2020-11-30 01:38:43,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:38:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 950 transitions. [2020-11-30 01:38:43,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-30 01:38:43,387 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:38:43,387 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:38:43,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 01:38:43,608 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:38:43,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:38:43,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1680839393, now seen corresponding path program 1 times [2020-11-30 01:38:43,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:38:43,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1913129410] [2020-11-30 01:38:43,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 [2020-11-30 01:38:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:38:44,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:38:44,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:38:44,071 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:38:44,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:38:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:38:44,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1913129410] [2020-11-30 01:38:44,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:38:44,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 01:38:44,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646364596] [2020-11-30 01:38:44,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:38:44,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:38:44,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:38:44,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:38:44,133 INFO L87 Difference]: Start difference. First operand 626 states and 950 transitions. Second operand 4 states. [2020-11-30 01:38:46,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:38:46,439 INFO L93 Difference]: Finished difference Result 1489 states and 2268 transitions. [2020-11-30 01:38:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:38:46,440 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2020-11-30 01:38:46,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:38:46,449 INFO L225 Difference]: With dead ends: 1489 [2020-11-30 01:38:46,449 INFO L226 Difference]: Without dead ends: 995 [2020-11-30 01:38:46,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:38:46,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2020-11-30 01:38:46,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 872. [2020-11-30 01:38:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 872 states. [2020-11-30 01:38:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1320 transitions. [2020-11-30 01:38:46,505 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1320 transitions. Word has length 103 [2020-11-30 01:38:46,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:38:46,508 INFO L481 AbstractCegarLoop]: Abstraction has 872 states and 1320 transitions. [2020-11-30 01:38:46,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:38:46,508 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1320 transitions. [2020-11-30 01:38:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-30 01:38:46,513 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:38:46,513 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-11-30 01:38:46,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 01:38:46,735 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:38:46,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:38:46,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1159018067, now seen corresponding path program 1 times [2020-11-30 01:38:46,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:38:46,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146749477] [2020-11-30 01:38:46,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 [2020-11-30 01:38:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:38:47,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:38:47,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:38:47,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:38:47,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:38:47,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:38:47,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:38:47,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:38:47,526 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 01:38:47,669 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 21 [2020-11-30 01:38:47,671 INFO L350 Elim1Store]: treesize reduction 190, result has 12.8 percent of original size [2020-11-30 01:38:47,672 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 38 [2020-11-30 01:38:47,672 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:38:47,710 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:38:47,711 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:38:47,711 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:38 [2020-11-30 01:38:47,780 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 01:38:47,781 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 01:38:47,782 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 01:38:48,308 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 41 [2020-11-30 01:38:48,310 INFO L350 Elim1Store]: treesize reduction 850, result has 7.0 percent of original size [2020-11-30 01:38:48,310 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 13 case distinctions, treesize of input 72 treesize of output 89 [2020-11-30 01:38:48,313 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:38:48,373 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:38:48,373 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:38:48,374 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:77 [2020-11-30 01:38:48,569 INFO L350 Elim1Store]: treesize reduction 336, result has 0.3 percent of original size [2020-11-30 01:38:48,569 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 110 treesize of output 38 [2020-11-30 01:38:48,577 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:38:48,587 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:38:48,588 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:38:48,589 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:110, output treesize:16 [2020-11-30 01:38:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-30 01:38:48,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:38:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-30 01:38:48,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146749477] [2020-11-30 01:38:48,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:38:48,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2020-11-30 01:38:48,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821601896] [2020-11-30 01:38:48,934 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 01:38:48,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:38:48,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 01:38:48,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:38:48,936 INFO L87 Difference]: Start difference. First operand 872 states and 1320 transitions. Second operand 7 states. [2020-11-30 01:39:32,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:39:32,889 INFO L93 Difference]: Finished difference Result 3288 states and 4998 transitions. [2020-11-30 01:39:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:39:32,891 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 127 [2020-11-30 01:39:32,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:39:32,908 INFO L225 Difference]: With dead ends: 3288 [2020-11-30 01:39:32,908 INFO L226 Difference]: Without dead ends: 2424 [2020-11-30 01:39:32,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 245 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:39:32,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2020-11-30 01:39:33,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 1046. [2020-11-30 01:39:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1046 states. [2020-11-30 01:39:33,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1620 transitions. [2020-11-30 01:39:33,011 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1620 transitions. Word has length 127 [2020-11-30 01:39:33,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:39:33,013 INFO L481 AbstractCegarLoop]: Abstraction has 1046 states and 1620 transitions. [2020-11-30 01:39:33,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 01:39:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1620 transitions. [2020-11-30 01:39:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-30 01:39:33,027 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:39:33,028 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-11-30 01:39:33,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-30 01:39:33,248 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:39:33,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:39:33,249 INFO L82 PathProgramCache]: Analyzing trace with hash -799556719, now seen corresponding path program 1 times [2020-11-30 01:39:33,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:39:33,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536652333] [2020-11-30 01:39:33,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/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 [2020-11-30 01:39:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:39:34,175 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:39:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:39:35,058 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:39:35,484 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-11-30 01:39:35,484 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 01:39:35,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-30 01:39:35,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:39:35 BoogieIcfgContainer [2020-11-30 01:39:35,934 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:39:35,934 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:39:35,935 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:39:35,935 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:39:35,941 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:38:39" (3/4) ... [2020-11-30 01:39:35,943 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:39:36,129 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a84b20a4-6ce6-4778-9202-c0e652242032/bin/utaipan/witness.graphml [2020-11-30 01:39:36,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:39:36,133 INFO L168 Benchmark]: Toolchain (without parser) took 74962.22 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 44.7 MB in the beginning and 35.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,133 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 41.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:39:36,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1181.66 ms. Allocated memory is still 67.1 MB. Free memory was 44.5 MB in the beginning and 35.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.12 ms. Allocated memory is still 67.1 MB. Free memory was 35.0 MB in the beginning and 30.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,135 INFO L168 Benchmark]: Boogie Preprocessor took 163.83 ms. Allocated memory is still 67.1 MB. Free memory was 30.5 MB in the beginning and 42.4 MB in the end (delta: -11.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,135 INFO L168 Benchmark]: RCFGBuilder took 16396.20 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 42.4 MB in the beginning and 48.4 MB in the end (delta: -6.1 MB). Peak memory consumption was 32.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,136 INFO L168 Benchmark]: TraceAbstraction took 56879.00 ms. Allocated memory is still 83.9 MB. Free memory was 47.8 MB in the beginning and 21.4 MB in the end (delta: 26.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,136 INFO L168 Benchmark]: Witness Printer took 196.88 ms. Allocated memory is still 83.9 MB. Free memory was 21.4 MB in the beginning and 35.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:39:36,139 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 41.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1181.66 ms. Allocated memory is still 67.1 MB. Free memory was 44.5 MB in the beginning and 35.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 134.12 ms. Allocated memory is still 67.1 MB. Free memory was 35.0 MB in the beginning and 30.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 163.83 ms. Allocated memory is still 67.1 MB. Free memory was 30.5 MB in the beginning and 42.4 MB in the end (delta: -11.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 16396.20 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 42.4 MB in the beginning and 48.4 MB in the end (delta: -6.1 MB). Peak memory consumption was 32.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 56879.00 ms. Allocated memory is still 83.9 MB. Free memory was 47.8 MB in the beginning and 21.4 MB in the end (delta: 26.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * Witness Printer took 196.88 ms. Allocated memory is still 83.9 MB. Free memory was 21.4 MB in the beginning and 35.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1044] static int init = 1; [L1045] static SSL_METHOD SSLv3_server_data ; VAL [init=1, SSLv3_server_data={-2147479537:0}] [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)) [L1082] BUF_MEM *buf ; [L1083] unsigned long l ; [L1084] unsigned long Time ; [L1085] unsigned long tmp ; [L1086] void (*cb)() ; [L1087] long num1 ; [L1088] int ret ; [L1089] int new_state ; [L1090] int state ; [L1091] int skip ; [L1092] int got_new_session ; [L1093] int tmp___1 = __VERIFIER_nondet_int() ; [L1094] int tmp___2 = __VERIFIER_nondet_int() ; [L1095] int tmp___3 = __VERIFIER_nondet_int() ; [L1096] int tmp___4 = __VERIFIER_nondet_int() ; [L1097] int tmp___5 = __VERIFIER_nondet_int() ; [L1098] int tmp___6 = __VERIFIER_nondet_int() ; [L1099] int tmp___7 ; [L1100] long tmp___8 = __VERIFIER_nondet_long() ; [L1101] int tmp___9 = __VERIFIER_nondet_int() ; [L1102] int tmp___10 = __VERIFIER_nondet_int() ; [L1103] int blastFlag ; [L1107] s->state = 8464 [L1108] blastFlag = 0 [L1109] s->hit=__VERIFIER_nondet_int () [L1110] s->state = 8464 [L1111] tmp = __VERIFIER_nondet_int() [L1112] Time = tmp [L1113] cb = (void (*)())((void *)0) [L1114] ret = -1 [L1115] skip = 0 [L1116] got_new_session = 0 [L1117] EXPR s->info_callback VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1117] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1118] EXPR s->info_callback [L1118] cb = s->info_callback [L1122] EXPR s->in_handshake [L1122] s->in_handshake += 1 [L1123] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1132] EXPR s->cert VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1132] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1138] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1140] EXPR s->state [L1140] state = s->state [L1141] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1141] COND FALSE !(s->state == 12292) [L1144] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1144] COND FALSE !(s->state == 16384) [L1147] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1147] COND FALSE !(s->state == 8192) [L1150] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1150] COND FALSE !(s->state == 24576) [L1153] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1153] COND FALSE !(s->state == 8195) [L1156] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1156] COND FALSE !(s->state == 8480) [L1159] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1159] COND FALSE !(s->state == 8481) [L1162] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1162] COND FALSE !(s->state == 8482) [L1165] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1165] COND TRUE s->state == 8464 [L1325] s->shutdown = 0 [L1326] ret = __VERIFIER_nondet_int() [L1327] COND TRUE blastFlag == 0 [L1328] blastFlag = 1 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1332] COND FALSE !(ret <= 0) [L1337] got_new_session = 1 [L1338] s->state = 8496 [L1339] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] EXPR s->s3 [L1687] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1716] skip = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1138] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1140] EXPR s->state [L1140] state = s->state [L1141] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1141] COND FALSE !(s->state == 12292) [L1144] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1144] COND FALSE !(s->state == 16384) [L1147] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1147] COND FALSE !(s->state == 8192) [L1150] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1150] COND FALSE !(s->state == 24576) [L1153] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1153] COND FALSE !(s->state == 8195) [L1156] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1156] COND FALSE !(s->state == 8480) [L1159] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1159] COND FALSE !(s->state == 8481) [L1162] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1162] COND FALSE !(s->state == 8482) [L1165] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1165] COND FALSE !(s->state == 8464) [L1168] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1168] COND FALSE !(s->state == 8465) [L1171] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1171] COND FALSE !(s->state == 8466) [L1174] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1174] COND TRUE s->state == 8496 [L1343] ret = __VERIFIER_nondet_int() [L1344] COND TRUE blastFlag == 1 [L1345] blastFlag = 2 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1349] COND FALSE !(ret <= 0) [L1354] s->hit VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1354] COND FALSE !(s->hit) [L1357] s->state = 8512 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1359] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] EXPR s->s3 [L1687] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1716] skip = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1138] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1140] EXPR s->state [L1140] state = s->state [L1141] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1141] COND FALSE !(s->state == 12292) [L1144] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1144] COND FALSE !(s->state == 16384) [L1147] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1147] COND FALSE !(s->state == 8192) [L1150] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1150] COND FALSE !(s->state == 24576) [L1153] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1153] COND FALSE !(s->state == 8195) [L1156] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1156] COND FALSE !(s->state == 8480) [L1159] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1159] COND FALSE !(s->state == 8481) [L1162] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1162] COND FALSE !(s->state == 8482) [L1165] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1165] COND FALSE !(s->state == 8464) [L1168] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1168] COND FALSE !(s->state == 8465) [L1171] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1171] COND FALSE !(s->state == 8466) [L1174] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1174] COND FALSE !(s->state == 8496) [L1177] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1177] COND FALSE !(s->state == 8497) [L1180] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1180] COND TRUE s->state == 8512 [L1363] EXPR s->s3 [L1363] EXPR (s->s3)->tmp.new_cipher [L1363] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1363] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1366] ret = __VERIFIER_nondet_int() [L1367] COND TRUE blastFlag == 2 [L1368] blastFlag = 6 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1372] COND FALSE !(ret <= 0) VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1378] s->state = 8528 [L1379] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] EXPR s->s3 [L1687] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1716] skip = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1138] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1140] EXPR s->state [L1140] state = s->state [L1141] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1141] COND FALSE !(s->state == 12292) [L1144] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1144] COND FALSE !(s->state == 16384) [L1147] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1147] COND FALSE !(s->state == 8192) [L1150] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1150] COND FALSE !(s->state == 24576) [L1153] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1153] COND FALSE !(s->state == 8195) [L1156] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1156] COND FALSE !(s->state == 8480) [L1159] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1159] COND FALSE !(s->state == 8481) [L1162] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1162] COND FALSE !(s->state == 8482) [L1165] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1165] COND FALSE !(s->state == 8464) [L1168] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1168] COND FALSE !(s->state == 8465) [L1171] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1171] COND FALSE !(s->state == 8466) [L1174] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1174] COND FALSE !(s->state == 8496) [L1177] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1177] COND FALSE !(s->state == 8497) [L1180] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1180] COND FALSE !(s->state == 8512) [L1183] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1183] COND FALSE !(s->state == 8513) [L1186] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1186] COND TRUE s->state == 8528 [L1383] EXPR s->s3 [L1383] EXPR (s->s3)->tmp.new_cipher [L1383] EXPR ((s->s3)->tmp.new_cipher)->algorithms [L1383] l = ((s->s3)->tmp.new_cipher)->algorithms [L1384] EXPR s->options VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1384] COND TRUE s->options & 2097152UL [L1385] EXPR s->s3 [L1385] (s->s3)->tmp.use_rsa_tmp = 1 [L1389] EXPR s->s3 [L1389] (s->s3)->tmp.use_rsa_tmp VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1389] COND TRUE (s->s3)->tmp.use_rsa_tmp [L1407] ret = __VERIFIER_nondet_int() [L1408] COND TRUE blastFlag == 6 [L1409] blastFlag = 7 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1413] COND FALSE !(ret <= 0) VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1430] s->state = 8544 [L1431] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] EXPR s->s3 [L1687] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1687] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1716] skip = 0 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1138] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1140] EXPR s->state [L1140] state = s->state [L1141] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1141] COND FALSE !(s->state == 12292) [L1144] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1144] COND FALSE !(s->state == 16384) [L1147] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1147] COND FALSE !(s->state == 8192) [L1150] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1150] COND FALSE !(s->state == 24576) [L1153] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1153] COND FALSE !(s->state == 8195) [L1156] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1156] COND FALSE !(s->state == 8480) [L1159] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1159] COND FALSE !(s->state == 8481) [L1162] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1162] COND FALSE !(s->state == 8482) [L1165] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1165] COND FALSE !(s->state == 8464) [L1168] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1168] COND FALSE !(s->state == 8465) [L1171] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1171] COND FALSE !(s->state == 8466) [L1174] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1174] COND FALSE !(s->state == 8496) [L1177] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1177] COND FALSE !(s->state == 8497) [L1180] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1180] COND FALSE !(s->state == 8512) [L1183] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1183] COND FALSE !(s->state == 8513) [L1186] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1186] COND FALSE !(s->state == 8528) [L1189] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1189] COND FALSE !(s->state == 8529) [L1192] EXPR s->state VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1192] COND TRUE s->state == 8544 [L1435] EXPR s->verify_mode VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1435] COND TRUE s->verify_mode & 1 [L1436] EXPR s->session [L1436] EXPR (s->session)->peer VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1436] COND FALSE !((unsigned long )(s->session)->peer != (unsigned long )((void *)0)) [L1446] EXPR s->s3 [L1446] EXPR (s->s3)->tmp.new_cipher [L1446] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [init=1, SSLv3_server_data={-2147479537:0}] [L1446] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1456] EXPR s->s3 [L1456] (s->s3)->tmp.cert_request = 1 [L1457] ret = __VERIFIER_nondet_int() [L1458] COND TRUE blastFlag == 7 VAL [init=1, SSLv3_server_data={-2147479537:0}] [L3] __assert_fail("0", "s3_srvr.blast.11.i.cil-1.c", 3, "reach_error") VAL [init=1, SSLv3_server_data={-2147479537:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 149 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 56.5s, OverallIterations: 5, TraceHistogramMax: 5, AutomataDifference: 49.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1322 SDtfs, 1391 SDslu, 1924 SDs, 0 SdLazy, 893 SolverSat, 150 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 46.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 642 GetRequests, 627 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1046occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 1505 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 451 NumberOfCodeBlocks, 451 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 640 ConstructedInterpolants, 1 QuantifiedInterpolants, 380058 SizeOfPredicates, 8 NumberOfNonLiveVariables, 929 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 506/506 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...