./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.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_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 f73634e342cf3e7f84044af175d79019321da0bc ...................................................................................................................................... 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_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 f73634e342cf3e7f84044af175d79019321da0bc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:53:49,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:53:49,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:53:49,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:53:49,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:53:49,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:53:49,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:53:49,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:53:49,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:53:49,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:53:49,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:53:49,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:53:49,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:53:49,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:53:49,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:53:49,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:53:49,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:53:49,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:53:49,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:53:49,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:53:49,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:53:49,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:53:49,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:53:49,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:53:49,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:53:49,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:53:49,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:53:49,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:53:49,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:53:49,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:53:49,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:53:49,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:53:49,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:53:49,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:53:49,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:53:49,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:53:49,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:53:49,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:53:49,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:53:49,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:53:49,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:53:49,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:53:49,651 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:53:49,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:53:49,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:53:49,652 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:53:49,652 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:53:49,653 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:53:49,653 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:53:49,653 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:53:49,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:53:49,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:53:49,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:53:49,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:53:49,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:53:49,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:53:49,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:53:49,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:53:49,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:53:49,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:53:49,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:53:49,657 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_d9db9a2f-14ff-482b-abba-e4b62f238940/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 -> f73634e342cf3e7f84044af175d79019321da0bc [2019-12-07 20:53:49,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:53:49,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:53:49,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:53:49,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:53:49,770 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:53:49,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2019-12-07 20:53:49,809 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/99888387c/7aa555c90f19455280ebe30e77a46a0d/FLAG5b79dc9ce [2019-12-07 20:53:50,245 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:53:50,245 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2019-12-07 20:53:50,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/99888387c/7aa555c90f19455280ebe30e77a46a0d/FLAG5b79dc9ce [2019-12-07 20:53:50,263 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/99888387c/7aa555c90f19455280ebe30e77a46a0d [2019-12-07 20:53:50,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:53:50,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:53:50,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:53:50,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:53:50,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:53:50,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:53:50" (1/1) ... [2019-12-07 20:53:50,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed7335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:50, skipping insertion in model container [2019-12-07 20:53:50,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:53:50" (1/1) ... [2019-12-07 20:53:50,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:53:50,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:53:50,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:53:50,521 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 20:53:50,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25994786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:50, skipping insertion in model container [2019-12-07 20:53:50,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:53:50,522 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:53:50,524 INFO L168 Benchmark]: Toolchain (without parser) took 257.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:50,524 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:53:50,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:50,526 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 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 304]: 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 20:53:51,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:53:51,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:53:51,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:53:51,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:53:51,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:53:51,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:53:51,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:53:51,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:53:51,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:53:51,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:53:51,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:53:51,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:53:51,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:53:51,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:53:51,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:53:51,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:53:51,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:53:51,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:53:51,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:53:51,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:53:51,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:53:51,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:53:51,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:53:51,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:53:51,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:53:51,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:53:51,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:53:51,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:53:51,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:53:51,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:53:51,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:53:51,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:53:51,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:53:51,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:53:51,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:53:51,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:53:51,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:53:51,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:53:51,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:53:51,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:53:51,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:53:51,750 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:53:51,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:53:51,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:53:51,751 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:53:51,751 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:53:51,751 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:53:51,751 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:53:51,751 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:53:51,751 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:53:51,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:53:51,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:53:51,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:53:51,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:53:51,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:53:51,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:53:51,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:53:51,753 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:53:51,753 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:53:51,753 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:53:51,754 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:53:51,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:53:51,754 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:53:51,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:53:51,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:53:51,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:53:51,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:53:51,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:53:51,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:53:51,756 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:53:51,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:53:51,756 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_d9db9a2f-14ff-482b-abba-e4b62f238940/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 -> f73634e342cf3e7f84044af175d79019321da0bc [2019-12-07 20:53:51,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:53:51,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:53:51,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:53:51,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:53:51,933 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:53:51,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2019-12-07 20:53:51,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/b0a2b73e4/27fd129c09ce4f268cf40ff31fd1571c/FLAGd5c1b29ef [2019-12-07 20:53:52,380 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:53:52,380 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2019-12-07 20:53:52,389 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/b0a2b73e4/27fd129c09ce4f268cf40ff31fd1571c/FLAGd5c1b29ef [2019-12-07 20:53:52,748 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/data/b0a2b73e4/27fd129c09ce4f268cf40ff31fd1571c [2019-12-07 20:53:52,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:53:52,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:53:52,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:53:52,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:53:52,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:53:52,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:53:52" (1/1) ... [2019-12-07 20:53:52,763 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 08:53:52, skipping insertion in model container [2019-12-07 20:53:52,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:53:52" (1/1) ... [2019-12-07 20:53:52,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:53:52,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:53:52,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:53:53,015 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 20:53:53,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:53:53,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:53:53,084 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:53:53,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:53:53,158 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:53:53,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53 WrapperNode [2019-12-07 20:53:53,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:53:53,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:53:53,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:53:53,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:53:53,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:53:53,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:53:53,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:53:53,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:53:53,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... [2019-12-07 20:53:53,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:53:53,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:53:53,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:53:53,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:53:53,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 20:53:53,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:53:53,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 20:53:53,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:53:53,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:53:53,749 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 20:53:53,749 INFO L287 CfgBuilder]: Removed 98 assume(true) statements. [2019-12-07 20:53:53,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:53:53 BoogieIcfgContainer [2019-12-07 20:53:53,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 20:53:53,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 20:53:53,750 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 20:53:53,752 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 20:53:53,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 08:53:52" (1/3) ... [2019-12-07 20:53:53,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671a64b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:53:53, skipping insertion in model container [2019-12-07 20:53:53,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:53:53" (2/3) ... [2019-12-07 20:53:53,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671a64b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:53:53, skipping insertion in model container [2019-12-07 20:53:53,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:53:53" (3/3) ... [2019-12-07 20:53:53,755 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2019-12-07 20:53:53,761 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 20:53:53,766 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 20:53:53,774 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 20:53:53,790 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 20:53:53,790 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 20:53:53,790 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 20:53:53,790 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 20:53:53,790 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 20:53:53,791 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 20:53:53,791 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 20:53:53,791 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 20:53:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2019-12-07 20:53:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 20:53:53,805 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:53:53,806 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 20:53:53,806 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:53:53,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:53:53,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1951915580, now seen corresponding path program 1 times [2019-12-07 20:53:53,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:53:53,818 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425674836] [2019-12-07 20:53:53,818 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 20:53:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:53:53,961 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 20:53:53,965 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:53:53,976 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 20:53:53,976 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:53:53,979 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 20:53:53,980 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425674836] [2019-12-07 20:53:53,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:53:53,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 20:53:53,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163832747] [2019-12-07 20:53:53,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 20:53:53,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:53:53,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 20:53:53,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 20:53:54,000 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2019-12-07 20:53:54,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:53:54,020 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2019-12-07 20:53:54,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 20:53:54,021 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 20:53:54,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:53:54,029 INFO L225 Difference]: With dead ends: 139 [2019-12-07 20:53:54,029 INFO L226 Difference]: Without dead ends: 69 [2019-12-07 20:53:54,032 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 20:53:54,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-12-07 20:53:54,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2019-12-07 20:53:54,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-12-07 20:53:54,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2019-12-07 20:53:54,067 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2019-12-07 20:53:54,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:53:54,068 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2019-12-07 20:53:54,068 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 20:53:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-12-07 20:53:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 20:53:54,069 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:53:54,069 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 20:53:54,269 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 20:53:54,270 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:53:54,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:53:54,270 INFO L82 PathProgramCache]: Analyzing trace with hash 2124215747, now seen corresponding path program 1 times [2019-12-07 20:53:54,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:53:54,272 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1725505246] [2019-12-07 20:53:54,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 20:53:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:53:54,459 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:53:54,460 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:53:54,474 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 20:53:54,474 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:53:54,483 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 20:53:54,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1725505246] [2019-12-07 20:53:54,484 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:53:54,484 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:53:54,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743725735] [2019-12-07 20:53:54,486 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:53:54,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:53:54,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:53:54,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:53:54,486 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 4 states. [2019-12-07 20:53:54,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:53:54,496 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2019-12-07 20:53:54,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:53:54,497 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 20:53:54,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:53:54,498 INFO L225 Difference]: With dead ends: 69 [2019-12-07 20:53:54,498 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 20:53:54,498 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 20:53:54,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 20:53:54,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 20:53:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 20:53:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-12-07 20:53:54,502 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2019-12-07 20:53:54,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:53:54,503 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-12-07 20:53:54,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:53:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-12-07 20:53:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 20:53:54,503 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:53:54,504 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 20:53:54,704 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 20:53:54,704 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:53:54,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:53:54,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1287067830, now seen corresponding path program 1 times [2019-12-07 20:53:54,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:53:54,706 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1745033568] [2019-12-07 20:53:54,706 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 20:53:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:53:54,883 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:53:54,885 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:53:54,893 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 20:53:54,894 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:53:54,901 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 20:53:54,902 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1745033568] [2019-12-07 20:53:54,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:53:54,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:53:54,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117817931] [2019-12-07 20:53:54,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:53:54,903 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:53:54,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:53:54,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:53:54,904 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 4 states. [2019-12-07 20:53:54,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:53:54,911 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2019-12-07 20:53:54,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:53:54,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 20:53:54,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:53:54,913 INFO L225 Difference]: With dead ends: 59 [2019-12-07 20:53:54,913 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 20:53:54,914 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 20:53:54,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 20:53:54,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 20:53:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 20:53:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-12-07 20:53:54,919 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2019-12-07 20:53:54,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:53:54,919 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-12-07 20:53:54,919 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:53:54,920 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-12-07 20:53:54,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 20:53:54,920 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:53:54,921 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 20:53:55,121 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 20:53:55,121 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:53:55,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:53:55,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1176085081, now seen corresponding path program 1 times [2019-12-07 20:53:55,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:53:55,122 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976137614] [2019-12-07 20:53:55,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 20:53:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:53:55,219 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:53:55,221 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:53:55,242 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 20:53:55,243 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:53:55,249 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 20:53:55,249 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976137614] [2019-12-07 20:53:55,249 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:53:55,249 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 20:53:55,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793906595] [2019-12-07 20:53:55,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:53:55,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:53:55,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:53:55,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:53:55,250 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-12-07 20:53:55,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:53:55,331 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2019-12-07 20:53:55,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 20:53:55,331 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 20:53:55,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:53:55,332 INFO L225 Difference]: With dead ends: 135 [2019-12-07 20:53:55,332 INFO L226 Difference]: Without dead ends: 109 [2019-12-07 20:53:55,333 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 20:53:55,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-12-07 20:53:55,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2019-12-07 20:53:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-12-07 20:53:55,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2019-12-07 20:53:55,340 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2019-12-07 20:53:55,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:53:55,341 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2019-12-07 20:53:55,341 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:53:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2019-12-07 20:53:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 20:53:55,341 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:53:55,342 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 20:53:55,542 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 20:53:55,543 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:53:55,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:53:55,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1281855185, now seen corresponding path program 1 times [2019-12-07 20:53:55,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:53:55,544 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1893682709] [2019-12-07 20:53:55,545 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/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 20:53:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:53:55,724 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:53:55,725 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:53:55,740 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 20:53:55,740 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:53:55,743 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 20:53:55,743 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1893682709] [2019-12-07 20:53:55,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:53:55,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:53:55,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214821371] [2019-12-07 20:53:55,744 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:53:55,744 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:53:55,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:53:55,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:53:55,744 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2019-12-07 20:53:55,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:53:55,824 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2019-12-07 20:53:55,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 20:53:55,825 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 20:53:55,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:53:55,825 INFO L225 Difference]: With dead ends: 146 [2019-12-07 20:53:55,825 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 20:53:55,826 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 20:53:55,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 20:53:55,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 20:53:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 20:53:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 20:53:55,826 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-12-07 20:53:55,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:53:55,827 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 20:53:55,827 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:53:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 20:53:55,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 20:53:56,027 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 20:53:56,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 20:53:56,307 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2019-12-07 20:53:56,307 INFO L246 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2019-12-07 20:53:56,307 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 20:53:56,307 INFO L242 CegarLoopResult]: At program point L235(lines 230 238) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,307 INFO L242 CegarLoopResult]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2019-12-07 20:53:56,307 INFO L246 CegarLoopResult]: For program point L169(lines 169 177) no Hoare annotation was computed. [2019-12-07 20:53:56,307 INFO L242 CegarLoopResult]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2019-12-07 20:53:56,307 INFO L246 CegarLoopResult]: For program point L169-1(lines 169 177) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L169-2(lines 169 177) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L782(lines 782 792) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L815-1(lines 133 139) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L782-2(lines 782 792) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L782-4(lines 782 792) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L242 CegarLoopResult]: At program point L667(lines 1 895) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-12-07 20:53:56,308 INFO L246 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L246 CegarLoopResult]: For program point L783-2(lines 783 789) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L246 CegarLoopResult]: For program point L783-4(lines 783 789) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L242 CegarLoopResult]: At program point L767(lines 762 769) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:53:56,309 INFO L246 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L246 CegarLoopResult]: For program point L90-2(lines 133 139) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L246 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L249 CegarLoopResult]: At program point L883-1(lines 883 890) the Hoare annotation is: true [2019-12-07 20:53:56,309 INFO L242 CegarLoopResult]: At program point L140(lines 140 146) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,309 INFO L242 CegarLoopResult]: At program point L140-1(lines 140 146) the Hoare annotation is: false [2019-12-07 20:53:56,309 INFO L246 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2019-12-07 20:53:56,309 INFO L242 CegarLoopResult]: At program point L140-2(lines 140 146) the Hoare annotation is: false [2019-12-07 20:53:56,310 INFO L242 CegarLoopResult]: At program point L74-1(lines 74 80) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 20:53:56,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2019-12-07 20:53:56,310 INFO L246 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-12-07 20:53:56,310 INFO L246 CegarLoopResult]: For program point L687-3(lines 687 691) no Hoare annotation was computed. [2019-12-07 20:53:56,310 INFO L246 CegarLoopResult]: For program point L687-6(lines 687 691) no Hoare annotation was computed. [2019-12-07 20:53:56,310 INFO L242 CegarLoopResult]: At program point L226(lines 219 229) the Hoare annotation is: false [2019-12-07 20:53:56,310 INFO L242 CegarLoopResult]: At program point L226-1(lines 219 229) the Hoare annotation is: false [2019-12-07 20:53:56,310 INFO L242 CegarLoopResult]: At program point L226-2(lines 219 229) the Hoare annotation is: false [2019-12-07 20:53:56,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 20:53:56,310 INFO L242 CegarLoopResult]: At program point L724(lines 719 727) the Hoare annotation is: false [2019-12-07 20:53:56,311 INFO L242 CegarLoopResult]: At program point L724-1(lines 719 727) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,311 INFO L242 CegarLoopResult]: At program point L724-2(lines 719 727) the Hoare annotation is: false [2019-12-07 20:53:56,311 INFO L246 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2019-12-07 20:53:56,311 INFO L242 CegarLoopResult]: At program point L724-3(lines 719 727) the Hoare annotation is: false [2019-12-07 20:53:56,311 INFO L246 CegarLoopResult]: For program point L113-1(line 113) no Hoare annotation was computed. [2019-12-07 20:53:56,311 INFO L242 CegarLoopResult]: At program point L724-4(lines 719 727) the Hoare annotation is: false [2019-12-07 20:53:56,311 INFO L242 CegarLoopResult]: At program point L724-5(lines 719 727) the Hoare annotation is: false [2019-12-07 20:53:56,311 INFO L246 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2019-12-07 20:53:56,311 INFO L242 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:53:56,311 INFO L246 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L242 CegarLoopResult]: At program point L64-1(lines 64 70) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,312 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L246 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L246 CegarLoopResult]: For program point L165-1(lines 165 182) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L246 CegarLoopResult]: For program point L165-2(lines 165 182) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L249 CegarLoopResult]: At program point L892(lines 873 895) the Hoare annotation is: true [2019-12-07 20:53:56,312 INFO L242 CegarLoopResult]: At program point L859(lines 855 861) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:53:56,312 INFO L246 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-12-07 20:53:56,312 INFO L242 CegarLoopResult]: At program point L133(lines 132 151) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,313 INFO L242 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: false [2019-12-07 20:53:56,313 INFO L246 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2019-12-07 20:53:56,313 INFO L242 CegarLoopResult]: At program point L133-2(lines 132 151) the Hoare annotation is: false [2019-12-07 20:53:56,313 INFO L242 CegarLoopResult]: At program point L133-3(lines 132 151) the Hoare annotation is: false [2019-12-07 20:53:56,313 INFO L246 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2019-12-07 20:53:56,313 INFO L246 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2019-12-07 20:53:56,313 INFO L242 CegarLoopResult]: At program point L778-1(lines 1 895) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:53:56,313 INFO L242 CegarLoopResult]: At program point L811-2(lines 811 825) the Hoare annotation is: false [2019-12-07 20:53:56,313 INFO L246 CegarLoopResult]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2019-12-07 20:53:56,313 INFO L242 CegarLoopResult]: At program point L778-3(lines 1 895) the Hoare annotation is: false [2019-12-07 20:53:56,313 INFO L246 CegarLoopResult]: For program point L778-4(lines 778 795) no Hoare annotation was computed. [2019-12-07 20:53:56,314 INFO L242 CegarLoopResult]: At program point L778-5(lines 1 895) the Hoare annotation is: false [2019-12-07 20:53:56,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 08:53:56 BoogieIcfgContainer [2019-12-07 20:53:56,327 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 20:53:56,328 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 20:53:56,328 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 20:53:56,328 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 20:53:56,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:53:53" (3/4) ... [2019-12-07 20:53:56,331 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 20:53:56,341 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 20:53:56,342 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 20:53:56,342 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 20:53:56,343 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 20:53:56,344 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 20:53:56,344 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:53:56,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:53:56,368 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:53:56,408 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d9db9a2f-14ff-482b-abba-e4b62f238940/bin/utaipan/witness.graphml [2019-12-07 20:53:56,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 20:53:56,409 INFO L168 Benchmark]: Toolchain (without parser) took 3656.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 945.7 MB in the beginning and 784.9 MB in the end (delta: 160.8 MB). Peak memory consumption was 268.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:56,410 INFO L168 Benchmark]: CDTParser took 0.17 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 20:53:56,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:56,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:53:56,410 INFO L168 Benchmark]: Boogie Preprocessor took 33.02 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 20:53:56,411 INFO L168 Benchmark]: RCFGBuilder took 507.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:56,411 INFO L168 Benchmark]: TraceAbstraction took 2576.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 798.6 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:56,411 INFO L168 Benchmark]: Witness Printer took 80.75 ms. Allocated memory is still 1.1 GB. Free memory was 798.6 MB in the beginning and 784.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:53:56,412 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 404.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.02 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 507.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2576.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 798.6 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.8 MB. Max. memory is 11.5 GB. * Witness Printer took 80.75 ms. Allocated memory is still 1.1 GB. Free memory was 798.6 MB in the beginning and 784.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 113]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 113]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 113]: 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: 132]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 303 SDtfs, 271 SDslu, 261 SDs, 0 SdLazy, 57 SolverSat, 11 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=73occurred in iteration=0, 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 155 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1059 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 179 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s 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...