./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62062b34b4a23d127db54f6c179288673b97bcab ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62062b34b4a23d127db54f6c179288673b97bcab ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:00:02,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:00:02,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:00:02,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:00:02,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:00:02,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:00:02,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:00:02,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:00:02,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:00:02,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:00:02,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:00:02,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:00:02,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:00:02,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:00:02,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:00:02,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:00:02,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:00:02,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:00:02,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:00:02,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:00:02,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:00:02,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:00:02,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:00:02,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:00:02,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:00:02,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:00:02,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:00:02,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:00:02,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:00:02,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:00:02,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:00:02,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:00:02,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:00:02,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:00:02,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:00:02,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:00:02,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:00:02,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:00:02,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:00:02,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:00:02,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:00:02,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 14:00:02,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:00:02,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:00:02,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:00:02,283 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:00:02,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:00:02,283 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:00:02,284 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:00:02,284 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:00:02,284 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:00:02,284 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:00:02,284 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:00:02,284 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:00:02,285 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:00:02,285 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:00:02,285 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:00:02,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:00:02,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:00:02,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:00:02,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:00:02,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:00:02,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:00:02,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:00:02,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:00:02,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:00:02,287 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:00:02,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:00:02,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:00:02,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:00:02,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:00:02,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:00:02,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:00:02,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:00:02,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:00:02,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:00:02,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:00:02,289 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:00:02,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:00:02,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:00:02,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:00:02,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:00:02,290 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62062b34b4a23d127db54f6c179288673b97bcab [2019-12-07 14:00:02,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:00:02,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:00:02,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:00:02,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:00:02,401 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:00:02,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c [2019-12-07 14:00:02,441 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/edebbb612/28c284e4391c419fa822ddc9e8fed3ea/FLAGccc92603c [2019-12-07 14:00:02,925 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:00:02,926 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c [2019-12-07 14:00:02,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/edebbb612/28c284e4391c419fa822ddc9e8fed3ea/FLAGccc92603c [2019-12-07 14:00:02,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/edebbb612/28c284e4391c419fa822ddc9e8fed3ea [2019-12-07 14:00:02,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:00:02,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:00:02,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:00:02,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:00:02,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:00:02,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:00:02" (1/1) ... [2019-12-07 14:00:02,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@573e5c44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:02, skipping insertion in model container [2019-12-07 14:00:02,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:00:02" (1/1) ... [2019-12-07 14:00:02,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:00:02,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:00:03,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:00:03,276 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) [2019-12-07 14:00:03,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47ef5a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:03, skipping insertion in model container [2019-12-07 14:00:03,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:00:03,276 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:00:03,278 INFO L168 Benchmark]: Toolchain (without parser) took 327.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:00:03,278 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:00:03,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:00:03,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1038]: 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 0.1.25-f470102 [2019-12-07 14:00:04,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:00:04,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:00:04,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:00:04,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:00:04,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:00:04,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:00:04,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:00:04,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:00:04,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:00:04,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:00:04,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:00:04,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:00:04,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:00:04,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:00:04,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:00:04,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:00:04,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:00:04,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:00:04,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:00:04,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:00:04,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:00:04,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:00:04,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:00:04,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:00:04,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:00:04,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:00:04,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:00:04,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:00:04,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:00:04,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:00:04,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:00:04,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:00:04,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:00:04,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:00:04,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:00:04,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:00:04,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:00:04,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:00:04,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:00:04,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:00:04,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 14:00:04,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:00:04,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:00:04,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:00:04,516 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:00:04,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:00:04,516 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:00:04,517 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:00:04,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:00:04,517 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:00:04,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:00:04,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:00:04,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:00:04,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:00:04,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:00:04,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:00:04,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:00:04,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:00:04,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:00:04,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:00:04,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:00:04,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:00:04,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:00:04,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:00:04,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:00:04,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:00:04,520 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 14:00:04,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:00:04,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:00:04,521 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:00:04,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:00:04,521 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c8ee092c-30d3-4665-98f3-f90b66c2240c/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62062b34b4a23d127db54f6c179288673b97bcab [2019-12-07 14:00:04,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:00:04,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:00:04,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:00:04,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:00:04,696 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:00:04,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c [2019-12-07 14:00:04,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/5207fc082/5780ad56f3cf43c99c74a22ead4f2d46/FLAG2673b703a [2019-12-07 14:00:05,230 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:00:05,231 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/sv-benchmarks/c/ssh/s3_srvr.blast.09.i.cil-2.c [2019-12-07 14:00:05,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/5207fc082/5780ad56f3cf43c99c74a22ead4f2d46/FLAG2673b703a [2019-12-07 14:00:05,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/data/5207fc082/5780ad56f3cf43c99c74a22ead4f2d46 [2019-12-07 14:00:05,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:00:05,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:00:05,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:00:05,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:00:05,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:00:05,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:00:05" (1/1) ... [2019-12-07 14:00:05,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ce1753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:05, skipping insertion in model container [2019-12-07 14:00:05,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:00:05" (1/1) ... [2019-12-07 14:00:05,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:00:05,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:00:05,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:00:05,909 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 14:00:05,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:00:05,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:00:05,999 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:00:06,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:00:06,087 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:00:06,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06 WrapperNode [2019-12-07 14:00:06,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:00:06,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:00:06,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:00:06,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:00:06,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:00:06,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:00:06,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:00:06,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:00:06,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... [2019-12-07 14:00:06,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:00:06,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:00:06,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:00:06,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:00:06,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:00:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 14:00:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:00:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 14:00:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 14:00:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 14:00:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:00:06,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:00:06,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 14:00:06,398 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 14:00:16,620 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2019-12-07 14:00:16,621 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2019-12-07 14:00:16,622 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:00:16,622 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 14:00:16,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:00:16 BoogieIcfgContainer [2019-12-07 14:00:16,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:00:16,625 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:00:16,625 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:00:16,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:00:16,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:00:05" (1/3) ... [2019-12-07 14:00:16,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132493e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:00:16, skipping insertion in model container [2019-12-07 14:00:16,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:00:06" (2/3) ... [2019-12-07 14:00:16,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132493e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:00:16, skipping insertion in model container [2019-12-07 14:00:16,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:00:16" (3/3) ... [2019-12-07 14:00:16,631 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.09.i.cil-2.c [2019-12-07 14:00:16,640 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:00:16,646 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:00:16,656 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:00:16,676 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:00:16,677 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:00:16,677 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:00:16,677 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:00:16,677 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:00:16,677 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:00:16,678 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:00:16,678 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:00:16,692 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2019-12-07 14:00:16,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 14:00:16,698 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:00:16,699 INFO L410 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] [2019-12-07 14:00:16,699 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:00:16,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:00:16,703 INFO L82 PathProgramCache]: Analyzing trace with hash -2031756973, now seen corresponding path program 1 times [2019-12-07 14:00:16,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:00:16,713 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1423892240] [2019-12-07 14:00:16,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/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 [2019-12-07 14:00:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:00:16,863 INFO L264 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:00:16,870 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:00:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:00:16,902 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:00:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:00:16,922 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1423892240] [2019-12-07 14:00:16,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:00:16,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:00:16,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614966918] [2019-12-07 14:00:16,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:00:16,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:00:16,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:00:16,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:16,938 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 4 states. [2019-12-07 14:00:17,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:00:17,067 INFO L93 Difference]: Finished difference Result 564 states and 962 transitions. [2019-12-07 14:00:17,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:00:17,068 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-12-07 14:00:17,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:00:17,081 INFO L225 Difference]: With dead ends: 564 [2019-12-07 14:00:17,081 INFO L226 Difference]: Without dead ends: 385 [2019-12-07 14:00:17,084 INFO L630 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 [2019-12-07 14:00:17,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2019-12-07 14:00:17,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 383. [2019-12-07 14:00:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2019-12-07 14:00:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 584 transitions. [2019-12-07 14:00:17,137 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 584 transitions. Word has length 35 [2019-12-07 14:00:17,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:00:17,138 INFO L462 AbstractCegarLoop]: Abstraction has 383 states and 584 transitions. [2019-12-07 14:00:17,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:00:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 584 transitions. [2019-12-07 14:00:17,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 14:00:17,141 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:00:17,141 INFO L410 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] [2019-12-07 14:00:17,342 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:00:17,343 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:00:17,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:00:17,343 INFO L82 PathProgramCache]: Analyzing trace with hash -718881007, now seen corresponding path program 1 times [2019-12-07 14:00:17,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:00:17,347 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985756127] [2019-12-07 14:00:17,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/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 [2019-12-07 14:00:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:00:17,540 INFO L264 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:00:17,543 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:00:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:00:17,556 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:00:17,572 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:00:17,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985756127] [2019-12-07 14:00:17,572 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:00:17,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:00:17,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794037847] [2019-12-07 14:00:17,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:00:17,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:00:17,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:00:17,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:17,575 INFO L87 Difference]: Start difference. First operand 383 states and 584 transitions. Second operand 4 states. [2019-12-07 14:00:19,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:00:19,646 INFO L93 Difference]: Finished difference Result 879 states and 1352 transitions. [2019-12-07 14:00:19,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:00:19,647 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2019-12-07 14:00:19,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:00:19,650 INFO L225 Difference]: With dead ends: 879 [2019-12-07 14:00:19,650 INFO L226 Difference]: Without dead ends: 628 [2019-12-07 14:00:19,652 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:19,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2019-12-07 14:00:19,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 626. [2019-12-07 14:00:19,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-12-07 14:00:19,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 949 transitions. [2019-12-07 14:00:19,678 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 949 transitions. Word has length 58 [2019-12-07 14:00:19,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:00:19,679 INFO L462 AbstractCegarLoop]: Abstraction has 626 states and 949 transitions. [2019-12-07 14:00:19,679 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:00:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 949 transitions. [2019-12-07 14:00:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-12-07 14:00:19,684 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:00:19,684 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:00:19,884 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:00:19,885 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:00:19,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:00:19,886 INFO L82 PathProgramCache]: Analyzing trace with hash 317355092, now seen corresponding path program 1 times [2019-12-07 14:00:19,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:00:19,890 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [616086148] [2019-12-07 14:00:19,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/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 [2019-12-07 14:00:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:00:20,120 INFO L264 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:00:20,128 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:00:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 14:00:20,147 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:00:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 14:00:20,168 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [616086148] [2019-12-07 14:00:20,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:00:20,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:00:20,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474639537] [2019-12-07 14:00:20,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:00:20,169 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:00:20,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:00:20,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:20,169 INFO L87 Difference]: Start difference. First operand 626 states and 949 transitions. Second operand 4 states. [2019-12-07 14:00:21,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:00:21,169 INFO L93 Difference]: Finished difference Result 1364 states and 2080 transitions. [2019-12-07 14:00:21,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:00:21,170 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-12-07 14:00:21,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:00:21,175 INFO L225 Difference]: With dead ends: 1364 [2019-12-07 14:00:21,176 INFO L226 Difference]: Without dead ends: 870 [2019-12-07 14:00:21,177 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:21,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2019-12-07 14:00:21,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 870. [2019-12-07 14:00:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 870 states. [2019-12-07 14:00:21,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1317 transitions. [2019-12-07 14:00:21,201 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1317 transitions. Word has length 119 [2019-12-07 14:00:21,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:00:21,201 INFO L462 AbstractCegarLoop]: Abstraction has 870 states and 1317 transitions. [2019-12-07 14:00:21,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:00:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1317 transitions. [2019-12-07 14:00:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-07 14:00:21,203 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:00:21,204 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:00:21,404 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:00:21,405 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:00:21,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:00:21,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1698938047, now seen corresponding path program 1 times [2019-12-07 14:00:21,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:00:21,408 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1738420777] [2019-12-07 14:00:21,408 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/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 [2019-12-07 14:00:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:00:21,632 INFO L264 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:00:21,636 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:00:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-07 14:00:21,658 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:00:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-07 14:00:21,682 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1738420777] [2019-12-07 14:00:21,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:00:21,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:00:21,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492233955] [2019-12-07 14:00:21,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:00:21,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:00:21,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:00:21,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:21,683 INFO L87 Difference]: Start difference. First operand 870 states and 1317 transitions. Second operand 4 states. [2019-12-07 14:00:23,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:00:23,168 INFO L93 Difference]: Finished difference Result 1852 states and 2814 transitions. [2019-12-07 14:00:23,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:00:23,169 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 147 [2019-12-07 14:00:23,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:00:23,174 INFO L225 Difference]: With dead ends: 1852 [2019-12-07 14:00:23,174 INFO L226 Difference]: Without dead ends: 1114 [2019-12-07 14:00:23,175 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:00:23,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2019-12-07 14:00:23,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1114. [2019-12-07 14:00:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1114 states. [2019-12-07 14:00:23,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 1682 transitions. [2019-12-07 14:00:23,202 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 1682 transitions. Word has length 147 [2019-12-07 14:00:23,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:00:23,202 INFO L462 AbstractCegarLoop]: Abstraction has 1114 states and 1682 transitions. [2019-12-07 14:00:23,202 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:00:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1682 transitions. [2019-12-07 14:00:23,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-07 14:00:23,204 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:00:23,204 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 14:00:23,405 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 14:00:23,405 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:00:23,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:00:23,405 INFO L82 PathProgramCache]: Analyzing trace with hash -618148538, now seen corresponding path program 1 times [2019-12-07 14:00:23,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:00:23,406 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473136802] [2019-12-07 14:00:23,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/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 [2019-12-07 14:00:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:00:23,979 INFO L264 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 36 conjunts are in the unsatisfiable core [2019-12-07 14:00:23,986 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:00:29,686 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2019-12-07 14:00:29,686 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:00:48,144 WARN L192 SmtUtils]: Spent 18.46 s on a formula simplification that was a NOOP. DAG size: 116 [2019-12-07 14:00:48,145 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:00:48,153 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_175|, |v_#memory_$Pointer$.base_176|], 44=[|v_#memory_$Pointer$.base_173|, |v_#memory_$Pointer$.base_172|, |v_#memory_$Pointer$.offset_172|, |v_#memory_$Pointer$.offset_173|]} [2019-12-07 14:00:50,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:51,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:51,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:52,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:53,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:54,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:55,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:55,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:56,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:57,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:57,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:58,679 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:00:59,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:00,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:01,050 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:01,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:02,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:03,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:04,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:05,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:06,120 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:01:22,533 INFO L237 Elim1Store]: Index analysis took 32267 ms [2019-12-07 14:01:49,547 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 28 [2019-12-07 14:01:49,547 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:02:04,343 WARN L192 SmtUtils]: Spent 14.79 s on a formula simplification that was a NOOP. DAG size: 107 [2019-12-07 14:02:04,343 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:02:05,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:05,982 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:06,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:06,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:07,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:07,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:07,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:08,126 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:08,514 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:08,816 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:09,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:09,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:10,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:10,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:11,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:11,406 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:12,053 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:12,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:13,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:13,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:13,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:22,178 INFO L237 Elim1Store]: Index analysis took 17074 ms [2019-12-07 14:02:32,932 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 28 [2019-12-07 14:02:32,932 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 14:02:40,260 WARN L192 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 98 [2019-12-07 14:02:40,260 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:02:41,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:41,200 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:41,346 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:41,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:41,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:41,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:42,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:42,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:42,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:42,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:42,833 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:43,106 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:43,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:43,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:43,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:43,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:44,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:44,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:44,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:44,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:44,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:47,459 INFO L237 Elim1Store]: Index analysis took 6764 ms [2019-12-07 14:02:52,724 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 22 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 37 [2019-12-07 14:02:52,725 INFO L534 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-12-07 14:02:56,155 WARN L192 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 86 [2019-12-07 14:02:56,155 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:02:56,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:56,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:56,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:56,828 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:56,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,394 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:57,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,136 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,354 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:02:58,691 INFO L237 Elim1Store]: Index analysis took 2307 ms [2019-12-07 14:02:58,693 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 22 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 37 [2019-12-07 14:02:58,694 INFO L534 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:00,353 WARN L192 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 74 [2019-12-07 14:03:00,353 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:00,360 INFO L534 ElimStorePlain]: Start of recursive call 7: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-12-07 14:03:02,481 WARN L192 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2019-12-07 14:03:02,482 INFO L614 ElimStorePlain]: treesize reduction 87, result has 60.6 percent of original size [2019-12-07 14:03:02,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,538 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,542 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,553 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 56 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 73 [2019-12-07 14:03:02,554 INFO L534 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,600 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:02,601 INFO L534 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,601 INFO L239 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:354, output treesize:23 [2019-12-07 14:03:02,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,683 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,684 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2019-12-07 14:03:02,684 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,741 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:02,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,751 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 14 [2019-12-07 14:03:02,752 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,759 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:02,759 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,759 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:23 [2019-12-07 14:03:02,779 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,785 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,791 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,796 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,804 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,809 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,814 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,818 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,819 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 14 [2019-12-07 14:03:02,819 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,864 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:02,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:02,875 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2019-12-07 14:03:02,875 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,882 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:02,882 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:03:02,882 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:23 [2019-12-07 14:03:02,885 INFO L430 ElimStorePlain]: Different costs {8=[|v_#memory_$Pointer$.base_179|, |v_#memory_$Pointer$.offset_178|], 44=[|v_#memory_$Pointer$.base_174|, |v_#memory_$Pointer$.offset_174|]} [2019-12-07 14:03:03,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:03,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:03,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:03,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:03,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:03,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:03,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:04,106 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:04,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:04,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:05,894 INFO L237 Elim1Store]: Index analysis took 2775 ms [2019-12-07 14:03:06,832 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 14 [2019-12-07 14:03:06,832 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:08,363 WARN L192 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 70 [2019-12-07 14:03:08,363 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:08,391 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:08,836 INFO L237 Elim1Store]: Index analysis took 454 ms [2019-12-07 14:03:09,043 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2019-12-07 14:03:09,043 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,203 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-07 14:03:09,204 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,219 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,223 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,227 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,234 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,258 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 14 [2019-12-07 14:03:09,258 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,306 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,317 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2019-12-07 14:03:09,318 INFO L534 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,325 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,325 INFO L534 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,326 INFO L239 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:231, output treesize:23 [2019-12-07 14:03:09,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,372 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,387 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 14 [2019-12-07 14:03:09,387 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,436 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,445 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,445 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,447 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,447 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2019-12-07 14:03:09,448 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,455 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,455 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,455 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:23 [2019-12-07 14:03:09,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,483 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,530 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2019-12-07 14:03:09,530 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,586 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,591 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,597 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 14 [2019-12-07 14:03:09,597 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,605 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,605 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,605 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:23 [2019-12-07 14:03:09,610 INFO L430 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_181|], 12=[|v_#memory_$Pointer$.base_182|]} [2019-12-07 14:03:09,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,616 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 41 [2019-12-07 14:03:09,617 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 14:03:09,633 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:03:09,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,716 INFO L343 Elim1Store]: treesize reduction 30, result has 58.3 percent of original size [2019-12-07 14:03:09,716 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 77 [2019-12-07 14:03:09,717 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:03:09,756 INFO L614 ElimStorePlain]: treesize reduction 80, result has 32.8 percent of original size [2019-12-07 14:03:09,756 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 14:03:09,757 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:39 [2019-12-07 14:03:09,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,797 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,799 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,800 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,805 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,806 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,808 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,809 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,811 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,812 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,814 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,816 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,817 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,900 INFO L237 Elim1Store]: Index analysis took 106 ms [2019-12-07 14:03:09,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:09,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:10,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:03:10,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,148 WARN L192 SmtUtils]: Spent 1.29 m on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2019-12-07 14:04:27,149 INFO L343 Elim1Store]: treesize reduction 66, result has 76.3 percent of original size [2019-12-07 14:04:27,149 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 21 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 251 [2019-12-07 14:04:27,150 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:04:27,731 WARN L192 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2019-12-07 14:04:27,731 INFO L614 ElimStorePlain]: treesize reduction 305, result has 23.0 percent of original size [2019-12-07 14:04:27,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:04:27,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:44,916 WARN L192 SmtUtils]: Spent 1.29 m on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2019-12-07 14:05:44,917 INFO L343 Elim1Store]: treesize reduction 66, result has 76.3 percent of original size [2019-12-07 14:05:44,917 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 21 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 88 treesize of output 251 [2019-12-07 14:05:44,918 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:05:44,983 INFO L614 ElimStorePlain]: treesize reduction 305, result has 11.3 percent of original size [2019-12-07 14:05:44,984 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 14:05:44,984 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:143, output treesize:39 [2019-12-07 14:05:45,012 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_int_192|], 44=[|v_#memory_$Pointer$.base_184|]} [2019-12-07 14:05:45,055 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,116 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,144 INFO L172 IndexEqualityManager]: detected equality via solver [2019-12-07 14:05:45,144 INFO L172 IndexEqualityManager]: detected equality via solver [2019-12-07 14:05:45,145 INFO L237 Elim1Store]: Index analysis took 101 ms [2019-12-07 14:05:45,146 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2019-12-07 14:05:45,146 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 14:05:45,268 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-12-07 14:05:45,269 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:05:45,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:05:45,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:02,207 WARN L192 SmtUtils]: Spent 1.28 m on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2019-12-07 14:07:02,207 INFO L343 Elim1Store]: treesize reduction 66, result has 76.3 percent of original size [2019-12-07 14:07:02,207 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 21 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 251 [2019-12-07 14:07:02,209 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:07:02,304 INFO L614 ElimStorePlain]: treesize reduction 309, result has 19.5 percent of original size [2019-12-07 14:07:02,304 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 14:07:02,304 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:123, output treesize:75 [2019-12-07 14:07:02,348 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_182|], 12=[|v_#memory_$Pointer$.base_185|], 44=[|v_#memory_int_193|]} [2019-12-07 14:07:02,353 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 44 [2019-12-07 14:07:02,353 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 14:07:02,417 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:07:02,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:02,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:02,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:02,461 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:07:02,461 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 92 [2019-12-07 14:07:02,462 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:07:02,462 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:07:02,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:07:02,467 INFO L534 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 5 xjuncts. [2019-12-07 14:07:04,001 WARN L192 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 121 [2019-12-07 14:07:04,001 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:07:04,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,008 INFO L172 IndexEqualityManager]: detected equality via solver [2019-12-07 14:07:04,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:07:04,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 14:14:13,503 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-12-07 14:14:13,504 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1473136802] [2019-12-07 14:14:13,504 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") [2019-12-07 14:14:13,504 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [755004827] [2019-12-07 14:14:13,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 14:14:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:14:26,529 INFO L264 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 29 conjunts are in the unsatisfiable core [2019-12-07 14:14:26,530 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken [2019-12-07 14:14:26,530 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730984601] [2019-12-07 14:14:26,530 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8ee092c-30d3-4665-98f3-f90b66c2240c/bin/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:14:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:14:28,108 INFO L264 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 27 conjunts are in the unsatisfiable core [2019-12-07 14:14:28,109 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: ManagedScript already locked by |v_#memory_$Pointer$.base_187| [2019-12-07 14:14:28,109 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:14:28,109 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2019-12-07 14:14:28,109 ERROR L206 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2019-12-07 14:14:28,109 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:14:28,714 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 mathsat -unsat_core_generation=3,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:14:28,778 WARN L229 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2019-12-07 14:14:28,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:14:28 BoogieIcfgContainer [2019-12-07 14:14:28,779 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:14:28,779 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:14:28,779 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:14:28,779 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:14:28,780 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:00:16" (3/4) ... [2019-12-07 14:14:28,782 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 14:14:28,782 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:14:28,783 INFO L168 Benchmark]: Toolchain (without parser) took 863254.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:14:28,783 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:14:28,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -114.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:14:28,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:14:28,784 INFO L168 Benchmark]: Boogie Preprocessor took 69.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:14:28,784 INFO L168 Benchmark]: RCFGBuilder took 10399.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 924.9 MB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:14:28,785 INFO L168 Benchmark]: TraceAbstraction took 852154.14 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 924.9 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:14:28,785 INFO L168 Benchmark]: Witness Printer took 2.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:14:28,787 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 556.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -114.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10399.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 924.9 MB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 852154.14 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 924.9 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 2.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1726]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L1042] static int init = 1; [L1043] static SSL_METHOD SSLv3_server_data ; [L1065] SSL *s ; [L1066] int tmp ; [L1070] s = malloc(sizeof(SSL)) [L1071] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] s->ctx = malloc(sizeof(SSL_CTX)) [L1073] s->session = malloc(sizeof(SSL_SESSION)) [L1080] BUF_MEM *buf ; [L1081] unsigned long l ; [L1082] unsigned long Time ; [L1083] unsigned long tmp ; [L1084] void (*cb)() ; [L1085] long num1 ; [L1086] int ret ; [L1087] int new_state ; [L1088] int state ; [L1089] int skip ; [L1090] int got_new_session ; [L1091] int tmp___1 = __VERIFIER_nondet_int() ; [L1092] int tmp___2 = __VERIFIER_nondet_int() ; [L1093] int tmp___3 = __VERIFIER_nondet_int() ; [L1094] int tmp___4 = __VERIFIER_nondet_int() ; [L1095] int tmp___5 = __VERIFIER_nondet_int() ; [L1096] int tmp___6 = __VERIFIER_nondet_int() ; [L1097] int tmp___7 ; [L1098] long tmp___8 = __VERIFIER_nondet_long() ; [L1099] int tmp___9 = __VERIFIER_nondet_int() ; [L1100] int tmp___10 = __VERIFIER_nondet_int() ; [L1101] int blastFlag ; [L1105] s->state = 8464 [L1106] blastFlag = 0 [L1107] s->hit=__VERIFIER_nondet_int () [L1108] s->state = 8464 [L1109] tmp = __VERIFIER_nondet_int() [L1110] Time = tmp [L1111] cb = (void (*)())((void *)0) [L1112] ret = -1 [L1113] skip = 0 [L1114] got_new_session = 0 [L1115] EXPR s->info_callback [L1115] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1116] EXPR s->info_callback [L1116] cb = s->info_callback [L1120] EXPR s->in_handshake [L1120] s->in_handshake += 1 [L1121] COND FALSE !(tmp___1 & 12288) [L1130] EXPR s->cert [L1130] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1136] COND TRUE 1 [L1138] EXPR s->state [L1138] state = s->state [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] EXPR s->state [L1163] COND TRUE s->state == 8464 [L1323] s->shutdown = 0 [L1324] ret = __VERIFIER_nondet_int() [L1325] COND TRUE blastFlag == 0 [L1326] blastFlag = 1 [L1330] COND FALSE !(ret <= 0) [L1335] got_new_session = 1 [L1336] s->state = 8496 [L1337] s->init_num = 0 [L1685] EXPR s->s3 [L1685] EXPR (s->s3)->tmp.reuse_message [L1685] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1714] skip = 0 [L1136] COND TRUE 1 [L1138] EXPR s->state [L1138] state = s->state [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] EXPR s->state [L1172] COND TRUE s->state == 8496 [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 1 [L1343] blastFlag = 2 [L1347] COND FALSE !(ret <= 0) [L1352] s->hit [L1352] COND TRUE s->hit [L1353] s->state = 8656 [L1357] s->init_num = 0 [L1685] EXPR s->s3 [L1685] EXPR (s->s3)->tmp.reuse_message [L1685] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1714] skip = 0 [L1136] COND TRUE 1 [L1138] EXPR s->state [L1138] state = s->state [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] EXPR s->state [L1229] COND TRUE s->state == 8656 [L1570] EXPR s->session [L1570] EXPR s->s3 [L1570] EXPR (s->s3)->tmp.new_cipher [L1570] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1571] COND FALSE !(! tmp___9) [L1577] ret = __VERIFIER_nondet_int() [L1578] COND TRUE blastFlag == 2 [L1579] blastFlag = 3 [L1583] COND FALSE !(ret <= 0) [L1588] s->state = 8672 [L1589] s->init_num = 0 [L1590] COND FALSE !(! tmp___10) [L1685] EXPR s->s3 [L1685] EXPR (s->s3)->tmp.reuse_message [L1685] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1714] skip = 0 [L1136] COND TRUE 1 [L1138] EXPR s->state [L1138] state = s->state [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] EXPR s->state [L1229] COND FALSE !(s->state == 8656) [L1232] EXPR s->state [L1232] COND FALSE !(s->state == 8657) [L1235] EXPR s->state [L1235] COND TRUE s->state == 8672 [L1599] ret = __VERIFIER_nondet_int() [L1600] COND TRUE blastFlag == 3 [L1601] blastFlag = 4 [L1613] COND FALSE !(ret <= 0) [L1618] s->state = 8448 [L1619] s->hit [L1619] COND TRUE s->hit [L1620] EXPR s->s3 [L1620] (s->s3)->tmp.next_state = 8640 [L1624] s->init_num = 0 [L1685] EXPR s->s3 [L1685] EXPR (s->s3)->tmp.reuse_message [L1685] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1714] skip = 0 [L1136] COND TRUE 1 [L1138] EXPR s->state [L1138] state = s->state [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] EXPR s->state [L1223] COND TRUE s->state == 8640 [L1550] ret = __VERIFIER_nondet_int() [L1551] COND TRUE blastFlag == 4 [L1726] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 148 locations, 1 error locations. Result: UNKNOWN, OverallTime: 852.0s, OverallIterations: 5, TraceHistogramMax: 5, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1310 SDtfs, 1495 SDslu, 1503 SDs, 0 SdLazy, 212 SolverSat, 85 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 710 GetRequests, 702 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1114occurred 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 710 ConstructedInterpolants, 0 QuantifiedInterpolants, 208865 SizeOfPredicates, 2 NumberOfNonLiveVariables, 940 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 536/536 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...