./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.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_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 eaa884e9733c01fe9db8345a7c098b974c9047d7 ...................................................................................................................................... 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_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 eaa884e9733c01fe9db8345a7c098b974c9047d7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:45:05,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:45:05,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:45:05,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:45:05,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:45:05,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:45:05,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:45:05,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:45:05,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:45:05,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:45:05,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:45:05,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:45:05,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:45:05,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:45:05,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:45:05,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:45:05,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:45:05,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:45:05,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:45:05,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:45:05,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:45:05,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:45:05,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:45:05,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:45:05,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:45:05,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:45:05,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:45:05,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:45:05,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:45:05,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:45:05,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:45:05,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:45:05,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:45:05,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:45:05,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:45:05,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:45:05,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:45:05,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:45:05,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:45:05,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:45:05,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:45:05,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:45:05,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:45:05,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:45:05,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:45:05,377 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:45:05,377 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:45:05,378 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:45:05,378 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:45:05,378 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:45:05,378 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:45:05,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:45:05,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:45:05,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:45:05,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:45:05,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:45:05,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:45:05,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:45:05,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:45:05,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:45:05,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:45:05,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:45:05,381 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_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 -> eaa884e9733c01fe9db8345a7c098b974c9047d7 [2019-12-07 15:45:05,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:45:05,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:45:05,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:45:05,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:45:05,512 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:45:05,512 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-12-07 15:45:05,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/6e0c18e3b/7a889604ddb641498131a302c8e04d59/FLAG9da8ebc20 [2019-12-07 15:45:06,006 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:45:06,006 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-12-07 15:45:06,014 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/6e0c18e3b/7a889604ddb641498131a302c8e04d59/FLAG9da8ebc20 [2019-12-07 15:45:06,349 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/6e0c18e3b/7a889604ddb641498131a302c8e04d59 [2019-12-07 15:45:06,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:45:06,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:45:06,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:45:06,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:45:06,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:45:06,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:45:06" (1/1) ... [2019-12-07 15:45:06,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155c7db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:06, skipping insertion in model container [2019-12-07 15:45:06,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:45:06" (1/1) ... [2019-12-07 15:45:06,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:45:06,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:45:06,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:45:06,617 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 15:45:06,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ddc3748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:06, skipping insertion in model container [2019-12-07 15:45:06,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:45:06,618 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:45:06,620 INFO L168 Benchmark]: Toolchain (without parser) took 264.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:06,620 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:45:06,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:06,622 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 403]: 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 15:45:07,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:45:07,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:45:07,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:45:07,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:45:07,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:45:07,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:45:07,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:45:07,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:45:07,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:45:07,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:45:07,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:45:07,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:45:07,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:45:07,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:45:07,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:45:07,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:45:07,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:45:07,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:45:07,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:45:07,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:45:07,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:45:07,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:45:07,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:45:07,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:45:07,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:45:07,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:45:07,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:45:07,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:45:07,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:45:07,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:45:07,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:45:07,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:45:07,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:45:07,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:45:07,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:45:07,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:45:07,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:45:07,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:45:07,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:45:07,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:45:07,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:45:07,773 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:45:07,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:45:07,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:45:07,774 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:45:07,774 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:45:07,774 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:45:07,775 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:45:07,775 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:45:07,775 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:45:07,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:45:07,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:45:07,776 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:45:07,777 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:45:07,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:45:07,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:45:07,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:45:07,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:45:07,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:45:07,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:45:07,778 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:45:07,779 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:45:07,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:45:07,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:45:07,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:45:07,779 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_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 -> eaa884e9733c01fe9db8345a7c098b974c9047d7 [2019-12-07 15:45:07,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:45:07,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:45:07,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:45:07,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:45:07,974 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:45:07,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-12-07 15:45:08,018 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/86e490b0f/8fe611e0835a4510aff138e295a90496/FLAGed293ba77 [2019-12-07 15:45:08,471 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:45:08,472 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-12-07 15:45:08,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/86e490b0f/8fe611e0835a4510aff138e295a90496/FLAGed293ba77 [2019-12-07 15:45:08,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/data/86e490b0f/8fe611e0835a4510aff138e295a90496 [2019-12-07 15:45:08,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:45:08,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:45:08,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:45:08,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:45:08,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:45:08,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:45:08" (1/1) ... [2019-12-07 15:45:08,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:08, skipping insertion in model container [2019-12-07 15:45:08,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:45:08" (1/1) ... [2019-12-07 15:45:08,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:45:08,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:45:09,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:45:09,098 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:45:09,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:45:09,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:45:09,156 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:45:09,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:45:09,217 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:45:09,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09 WrapperNode [2019-12-07 15:45:09,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:45:09,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:45:09,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:45:09,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:45:09,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:45:09,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:45:09,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:45:09,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:45:09,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... [2019-12-07 15:45:09,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:45:09,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:45:09,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:45:09,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:45:09,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 15:45:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:45:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:45:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:45:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:45:09,768 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:45:09,769 INFO L287 CfgBuilder]: Removed 102 assume(true) statements. [2019-12-07 15:45:09,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:45:09 BoogieIcfgContainer [2019-12-07 15:45:09,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:45:09,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:45:09,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:45:09,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:45:09,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:45:08" (1/3) ... [2019-12-07 15:45:09,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65cbb1e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:45:09, skipping insertion in model container [2019-12-07 15:45:09,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:45:09" (2/3) ... [2019-12-07 15:45:09,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65cbb1e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:45:09, skipping insertion in model container [2019-12-07 15:45:09,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:45:09" (3/3) ... [2019-12-07 15:45:09,774 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15.cil.c [2019-12-07 15:45:09,780 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:45:09,785 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:45:09,792 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:45:09,807 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:45:09,807 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:45:09,807 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:45:09,807 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:45:09,808 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:45:09,808 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:45:09,808 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:45:09,808 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:45:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-12-07 15:45:09,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 15:45:09,822 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:45:09,823 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:45:09,823 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:45:09,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:45:09,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1574942692, now seen corresponding path program 1 times [2019-12-07 15:45:09,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:45:09,835 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412611229] [2019-12-07 15:45:09,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 15:45:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:45:09,984 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:45:09,989 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:45:10,003 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 15:45:10,003 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:45:10,008 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 15:45:10,009 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412611229] [2019-12-07 15:45:10,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:45:10,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:45:10,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353398574] [2019-12-07 15:45:10,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:45:10,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:45:10,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:45:10,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:45:10,025 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-12-07 15:45:10,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:45:10,046 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2019-12-07 15:45:10,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:45:10,047 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 15:45:10,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:45:10,057 INFO L225 Difference]: With dead ends: 143 [2019-12-07 15:45:10,057 INFO L226 Difference]: Without dead ends: 71 [2019-12-07 15:45:10,060 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:45:10,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-12-07 15:45:10,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-12-07 15:45:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-12-07 15:45:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2019-12-07 15:45:10,090 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2019-12-07 15:45:10,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:45:10,091 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2019-12-07 15:45:10,091 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:45:10,091 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2019-12-07 15:45:10,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 15:45:10,092 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:45:10,092 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:45:10,293 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:45:10,294 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:45:10,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:45:10,295 INFO L82 PathProgramCache]: Analyzing trace with hash -562353309, now seen corresponding path program 1 times [2019-12-07 15:45:10,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:45:10,297 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445744284] [2019-12-07 15:45:10,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 15:45:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:45:10,470 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:45:10,472 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:45:10,486 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 15:45:10,486 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:45:10,494 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 15:45:10,494 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445744284] [2019-12-07 15:45:10,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:45:10,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:45:10,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376933923] [2019-12-07 15:45:10,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:45:10,496 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:45:10,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:45:10,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:45:10,497 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand 4 states. [2019-12-07 15:45:10,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:45:10,510 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2019-12-07 15:45:10,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:45:10,510 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 15:45:10,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:45:10,511 INFO L225 Difference]: With dead ends: 71 [2019-12-07 15:45:10,511 INFO L226 Difference]: Without dead ends: 35 [2019-12-07 15:45:10,512 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 15:45:10,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-12-07 15:45:10,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-12-07 15:45:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-12-07 15:45:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-12-07 15:45:10,517 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-12-07 15:45:10,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:45:10,518 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-12-07 15:45:10,518 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:45:10,518 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-12-07 15:45:10,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 15:45:10,519 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:45:10,519 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] [2019-12-07 15:45:10,719 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:45:10,720 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:45:10,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:45:10,720 INFO L82 PathProgramCache]: Analyzing trace with hash 369120319, now seen corresponding path program 1 times [2019-12-07 15:45:10,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:45:10,721 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [356207384] [2019-12-07 15:45:10,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 15:45:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:45:10,821 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:45:10,823 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:45:10,830 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 15:45:10,831 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:45:10,837 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 15:45:10,838 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [356207384] [2019-12-07 15:45:10,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:45:10,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 15:45:10,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483438483] [2019-12-07 15:45:10,839 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:45:10,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:45:10,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:45:10,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:45:10,839 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 4 states. [2019-12-07 15:45:10,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:45:10,856 INFO L93 Difference]: Finished difference Result 115 states and 169 transitions. [2019-12-07 15:45:10,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 15:45:10,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 15:45:10,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:45:10,858 INFO L225 Difference]: With dead ends: 115 [2019-12-07 15:45:10,858 INFO L226 Difference]: Without dead ends: 87 [2019-12-07 15:45:10,858 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 15:45:10,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-12-07 15:45:10,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 55. [2019-12-07 15:45:10,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-12-07 15:45:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2019-12-07 15:45:10,866 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 24 [2019-12-07 15:45:10,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:45:10,866 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2019-12-07 15:45:10,866 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:45:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2019-12-07 15:45:10,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 15:45:10,867 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:45:10,867 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] [2019-12-07 15:45:11,067 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:45:11,068 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:45:11,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:45:11,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1510483975, now seen corresponding path program 1 times [2019-12-07 15:45:11,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:45:11,072 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [275438068] [2019-12-07 15:45:11,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 15:45:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:45:11,231 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:45:11,233 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:45:11,249 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 15:45:11,249 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:45:11,258 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 15:45:11,258 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [275438068] [2019-12-07 15:45:11,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:45:11,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 15:45:11,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461774467] [2019-12-07 15:45:11,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:45:11,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:45:11,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:45:11,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:45:11,260 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand 5 states. [2019-12-07 15:45:11,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:45:11,344 INFO L93 Difference]: Finished difference Result 242 states and 372 transitions. [2019-12-07 15:45:11,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:45:11,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 15:45:11,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:45:11,347 INFO L225 Difference]: With dead ends: 242 [2019-12-07 15:45:11,347 INFO L226 Difference]: Without dead ends: 194 [2019-12-07 15:45:11,348 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 15:45:11,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-12-07 15:45:11,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 95. [2019-12-07 15:45:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-12-07 15:45:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 138 transitions. [2019-12-07 15:45:11,363 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 138 transitions. Word has length 25 [2019-12-07 15:45:11,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:45:11,364 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 138 transitions. [2019-12-07 15:45:11,364 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:45:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2019-12-07 15:45:11,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 15:45:11,365 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:45:11,365 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] [2019-12-07 15:45:11,566 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:45:11,567 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:45:11,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:45:11,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1404713871, now seen corresponding path program 1 times [2019-12-07 15:45:11,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:45:11,570 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [553502451] [2019-12-07 15:45:11,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/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 15:45:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:45:11,750 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:45:11,751 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:45:11,763 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 15:45:11,763 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:45:11,766 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 15:45:11,766 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [553502451] [2019-12-07 15:45:11,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:45:11,766 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:45:11,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106215361] [2019-12-07 15:45:11,767 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:45:11,767 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:45:11,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:45:11,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:45:11,767 INFO L87 Difference]: Start difference. First operand 95 states and 138 transitions. Second operand 5 states. [2019-12-07 15:45:11,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:45:11,849 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-12-07 15:45:11,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:45:11,849 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 15:45:11,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:45:11,850 INFO L225 Difference]: With dead ends: 285 [2019-12-07 15:45:11,850 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:45:11,851 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 15:45:11,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:45:11,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:45:11,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:45:11,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:45:11,851 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-12-07 15:45:11,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:45:11,852 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:45:11,852 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:45:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:45:11,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:45:12,052 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:45:12,058 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:45:12,310 INFO L246 CegarLoopResult]: For program point L316(lines 316 320) no Hoare annotation was computed. [2019-12-07 15:45:12,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2019-12-07 15:45:12,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:45:12,310 INFO L246 CegarLoopResult]: For program point L796(lines 796 813) no Hoare annotation was computed. [2019-12-07 15:45:12,310 INFO L242 CegarLoopResult]: At program point L796-1(lines 1 913) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,311 INFO L242 CegarLoopResult]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2019-12-07 15:45:12,311 INFO L246 CegarLoopResult]: For program point L796-2(lines 796 813) no Hoare annotation was computed. [2019-12-07 15:45:12,311 INFO L242 CegarLoopResult]: At program point L796-3(lines 1 913) the Hoare annotation is: false [2019-12-07 15:45:12,311 INFO L246 CegarLoopResult]: For program point L796-4(lines 796 813) no Hoare annotation was computed. [2019-12-07 15:45:12,311 INFO L242 CegarLoopResult]: At program point L796-5(lines 1 913) the Hoare annotation is: false [2019-12-07 15:45:12,311 INFO L246 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2019-12-07 15:45:12,311 INFO L246 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-12-07 15:45:12,311 INFO L242 CegarLoopResult]: At program point L203-1(lines 203 209) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,311 INFO L242 CegarLoopResult]: At program point L766(lines 1 913) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:45:12,311 INFO L246 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L89-1(lines 89 106) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L89-2(lines 89 106) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L370-2(line 370) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L238(lines 238 244) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L242 CegarLoopResult]: At program point L238-1(lines 238 244) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L800(lines 800 810) no Hoare annotation was computed. [2019-12-07 15:45:12,312 INFO L246 CegarLoopResult]: For program point L833-1(lines 57 63) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point L800-2(lines 800 810) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point L800-4(lines 800 810) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L242 CegarLoopResult]: At program point L57(lines 56 75) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L242 CegarLoopResult]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-12-07 15:45:12,313 INFO L242 CegarLoopResult]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point L801(lines 801 807) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point L801-2(lines 801 807) no Hoare annotation was computed. [2019-12-07 15:45:12,313 INFO L246 CegarLoopResult]: For program point L801-4(lines 801 807) no Hoare annotation was computed. [2019-12-07 15:45:12,314 INFO L242 CegarLoopResult]: At program point L785(lines 780 787) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:45:12,314 INFO L246 CegarLoopResult]: For program point L901(lines 901 908) no Hoare annotation was computed. [2019-12-07 15:45:12,314 INFO L249 CegarLoopResult]: At program point L901-1(lines 901 908) the Hoare annotation is: true [2019-12-07 15:45:12,314 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2019-12-07 15:45:12,314 INFO L246 CegarLoopResult]: For program point L258(lines 258 271) no Hoare annotation was computed. [2019-12-07 15:45:12,314 INFO L242 CegarLoopResult]: At program point L159(lines 154 162) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,314 INFO L242 CegarLoopResult]: At program point L159-1(lines 154 162) the Hoare annotation is: false [2019-12-07 15:45:12,314 INFO L246 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-12-07 15:45:12,314 INFO L242 CegarLoopResult]: At program point L159-2(lines 154 162) the Hoare annotation is: false [2019-12-07 15:45:12,314 INFO L246 CegarLoopResult]: For program point L93-1(lines 93 101) no Hoare annotation was computed. [2019-12-07 15:45:12,314 INFO L246 CegarLoopResult]: For program point L93-2(lines 93 101) no Hoare annotation was computed. [2019-12-07 15:45:12,315 INFO L246 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2019-12-07 15:45:12,315 INFO L246 CegarLoopResult]: For program point L292-3(lines 292 296) no Hoare annotation was computed. [2019-12-07 15:45:12,315 INFO L246 CegarLoopResult]: For program point L292-6(lines 292 296) no Hoare annotation was computed. [2019-12-07 15:45:12,315 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:45:12,315 INFO L242 CegarLoopResult]: At program point L276(lines 227 277) the Hoare annotation is: false [2019-12-07 15:45:12,315 INFO L242 CegarLoopResult]: At program point L774(lines 769 777) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:45:12,315 INFO L246 CegarLoopResult]: For program point L229(lines 228 275) no Hoare annotation was computed. [2019-12-07 15:45:12,315 INFO L242 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,315 INFO L242 CegarLoopResult]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-12-07 15:45:12,315 INFO L242 CegarLoopResult]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-12-07 15:45:12,316 INFO L242 CegarLoopResult]: At program point L329(lines 324 332) the Hoare annotation is: false [2019-12-07 15:45:12,316 INFO L242 CegarLoopResult]: At program point L329-1(lines 324 332) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,316 INFO L242 CegarLoopResult]: At program point L329-2(lines 324 332) the Hoare annotation is: false [2019-12-07 15:45:12,316 INFO L246 CegarLoopResult]: For program point L230(lines 230 234) no Hoare annotation was computed. [2019-12-07 15:45:12,316 INFO L242 CegarLoopResult]: At program point L329-3(lines 324 332) the Hoare annotation is: false [2019-12-07 15:45:12,316 INFO L242 CegarLoopResult]: At program point L329-4(lines 324 332) the Hoare annotation is: false [2019-12-07 15:45:12,316 INFO L242 CegarLoopResult]: At program point L329-5(lines 324 332) the Hoare annotation is: false [2019-12-07 15:45:12,316 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:45:12,316 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2019-12-07 15:45:12,316 INFO L246 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2019-12-07 15:45:12,317 INFO L242 CegarLoopResult]: At program point L264-1(lines 57 63) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,317 INFO L246 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2019-12-07 15:45:12,317 INFO L242 CegarLoopResult]: At program point L248-1(lines 248 254) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:45:12,317 INFO L242 CegarLoopResult]: At program point L150(lines 143 153) the Hoare annotation is: false [2019-12-07 15:45:12,317 INFO L242 CegarLoopResult]: At program point L150-1(lines 143 153) the Hoare annotation is: false [2019-12-07 15:45:12,317 INFO L242 CegarLoopResult]: At program point L150-2(lines 143 153) the Hoare annotation is: false [2019-12-07 15:45:12,317 INFO L249 CegarLoopResult]: At program point L910(lines 891 913) the Hoare annotation is: true [2019-12-07 15:45:12,317 INFO L242 CegarLoopResult]: At program point L877(lines 873 879) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:45:12,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:45:12 BoogieIcfgContainer [2019-12-07 15:45:12,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:45:12,330 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:45:12,330 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:45:12,331 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:45:12,331 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:45:09" (3/4) ... [2019-12-07 15:45:12,333 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:45:12,344 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:45:12,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:45:12,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:45:12,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:45:12,346 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:45:12,346 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:45:12,347 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:45:12,368 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 15:45:12,398 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e64eac6e-dbb5-40e9-b7de-359148b606ed/bin/utaipan/witness.graphml [2019-12-07 15:45:12,398 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:45:12,400 INFO L168 Benchmark]: Toolchain (without parser) took 3566.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 952.4 MB in the beginning and 803.1 MB in the end (delta: 149.3 MB). Peak memory consumption was 274.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:12,400 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:45:12,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -148.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:12,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.71 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 15:45:12,400 INFO L168 Benchmark]: Boogie Preprocessor took 27.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:12,401 INFO L168 Benchmark]: RCFGBuilder took 482.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:12,401 INFO L168 Benchmark]: TraceAbstraction took 2560.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 813.4 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:12,401 INFO L168 Benchmark]: Witness Printer took 68.12 ms. Allocated memory is still 1.2 GB. Free memory was 813.4 MB in the beginning and 803.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2019-12-07 15:45:12,402 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -148.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.71 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. * Boogie Preprocessor took 27.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 482.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2560.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 813.4 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.2 MB. Max. memory is 11.5 GB. * Witness Printer took 68.12 ms. Allocated memory is still 1.2 GB. Free memory was 813.4 MB in the beginning and 803.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 325 SDtfs, 369 SDslu, 367 SDs, 0 SdLazy, 66 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 134 HoareAnnotationTreeSize, 33 FomulaSimplifications, 4062 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 10026 SizeOfPredicates, 8 NumberOfNonLiveVariables, 918 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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 proved your program to be correct! Received shutdown request...